ML17334B030

Vol 1 of Dcrdr - Summary Rept. W/One Oversize Drawing

ML17334B030
Person / Time
Site:	Cook
Issue date:	12/30/1986
From:	AMERICAN ELECTRIC POWER SERVICE CORP., ESSEX CORP., WESTINGHOUSE ELECTRIC COMPANY, DIV OF CBS CORP.
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SUMMARY~EPOPT8701070ggg861230PDRADOCg0g000>0<>PDR V0<<0~4vPgII'IflI/(I1L'lPP~It(rlC~Il--Jgrj((~(():(q)flyi:%CD"V~.;i VOLUME1TABLEOFCONTENTSTABLEOFCONTENTSLISTOFFIGURESLISTOFTABLESAPPENDICESCOOKDCRDRACRONYMS/ABBREVIATIONSPAGE-1VV1'11V11

11.0INTRODUCTION

1.1Overview1.2ManagementandStaffing1.3ProgramPlan1.4DocumentationandDocumentControl1.5equalityAssurance1-61-61-91-361-372.0OPERATINGEXPERIENCEREVIEWANDCONTROLROOMINVENTORY2.1LERReview2.2ControlRoomOperatingPersonnelSurvey,2.3ControlRoomInventory2-12-12-62-73,0CONTROLROOMHUMANFACTORSURVEY~~3.1WorkspaceSurvey3.2AnthropometricSurvey3.3EmergencyEquipmentSurvey3.4Heating,VentilationandAirConditioning'Survey3.5IlluminationSurvey3-13-33-163-283-343-38

~L'air~CH",0C'8-$9i'-(i'f,4-(*'('lIQ1"V TABLEOFCONTENTS(Cont'd)3.6.AmbientNoiseSurvey3.7MaintainabilitySurvey3.8CommunicationsSurvey3.9AnnunciatorSurvey3.10ControlsSurvey3.11DisplaysSurvey3.12LabelsandLocationAidsSurvey3.13ComputerSystemSurvey3.14ConventionsSurveyPAGE3-433-473-533-683-873.-1093-1273-1443-1774.0SYSTEMFUNCTIONREVIEWANDTASKANALYSIS;ANDVERIFICATIONANDVALIDATION4.1SystemReviewandTaskAnalysis4.2VerificationofTaskPerformanceCapabilities4.3ValidationofControlRoomFunctions4-14-14-294-335.0ASSESSMENT5.1CLO/HEDAssessment5.2Disposition'ofHEDs5-15-15-136.0IMPLEMENTATIONANDSCHEDULINGOFCORRECTIVEACTIONS6.1CompletedorStartedImprovements6.2PlannedImprovements6.3ImplementationSchedu1e6-16-16-46-8 NC0(tk'i TABLEOFCONTENTS(Cont'd)7.0COORDINATIONWITHOTHERACTIVITIES7.1UpgradedEmergencyOperatingProcedures7.2SafetyParameterDisplaySystem7.3RegulatoryGuide1.977.4EmergencyResponseFacilities'PAGE7-17-17-27-

38.0CONCLUSION

8.1ControlRoomDesignImprovements'.2,Follow-UpVerificationofInstalledDesignImprovements8.3ContinuingHumanFactorsProgram8-18-4'-48-4

$'.i4'V>(.Jr'1yiOr,1i LISTOFFIGURESFIGURETITLEPAGE1-21-31-4GeneralArrangementofUnit1andUnit2ControlRoomsFunctionalLayoutofUnit1ControlRoomPanelsFunctionalLayoutofUnit2ControlRoomPanelsListofAbbreviationsandFunctionforControlPanels1-21-31-41-51-51-6DCRDRProgramOrganizationStructureRevisedScheduleforPhaseIandII1-121-131-72-14-1'4-24-34-44-5SampleComponentSheetFormInventoryDataSheetFormEOPUsageforLossofReact'orCoolant(SmallBreak)SampleElementTableforE-0SampleInstrumentationRequirementsTableSampleControl/IndicationRequirementsTableSampleSystemSequenceMatrixTableInstrumentationChara'cteristicsJustificationTableFormat1-382-84-5l4-104-114-124-164-7~o4-9I4-IoControl/IndicationCharacteristicsJustificationTableFormatSampleInstrumentationCharacteristicsJustificationTablewithPlantSpecificCharacteristicsSampleControl/IndicationCharacteristicsJustificationTablewithPlantSpecificCharacteristicsSampleCharacteristicsComparisonSummaryTableforInstrumentation4-174-194-204-21

)i>p('5:"C'L "LISTOFFIGURES(Cont'd)FIGURETITLEPAGE4-114-124-137-17-27-3SampleCharacteristicsComparisonSummaryTableforControl/IndicationSampleCompletedInstrumentationRequirementsTableSampleCompletedControl/IndicationRequirementsTableAEPSCEmergencyResponseCapabilitiesManagementStructureEmergencyResponseCapabilitiesFlowChartEmergencyResponseInterface4-224-234-247-57-6 qw~Aw1sk"1rI{

LISTOFTABLESTABLE2.13.13.23.33.43.53.63.73.83.93.103.113.123.133.144.14.24.34.46.16.2TITLELERReviewSummaryWorkspaceSurveyFindingsandCLOsGeneratedAnthropometricSurveyFindingsandCLOsGeneratedEmergencyEquipmentSurveyFindingsandCLOsGeneratedHeating,VentilationandAirConditioningSurveyFindingsandCLOsGeneratedIlluminationSurveyFindingsandCLOsGeneratedAmbientNoiseSurveyFindingsandCLOsGeneratedHaintainabilitySurveyFindingsandCLOsGeneratedCommunicationsSurveyFindingsandCLOsGeneratedAnnunciatorSystemSurveyFindingsandCLOsGeneratedControlsSurveyFindingsandCLOsGeneratedDisplaysSurveyFindingsandCLOsGeneratedLabelsandLocationAidsSurveyFindingsandCLOsGeneratedComputerSystemSurveyFindingsandCLOsGeneratedConventionsSurveyFindingsandCLOsGeneratedSelectedEventSequencesforTaskAnalysisSelectedEOPsforTaskAnalysisVerificationTaskFindingsValidationTaskFindingsDCRDREnhancementsImplementationScheduleDCRDRModificationsImplementationSchedulePAGE2-23-63-193-313-373-413-463-503-563-723-903-1123-1303-1483-1804-44-64-314-366-96-10,11 APPENDICESVOLUME2A.DetailedInstructionsforReviewPhaseTasksB.NRCStaffCommentsonProgramPlanC.SummaryofHay8,1984MeetingwithNRCStaffD.LetterAEP:NRC:0773HE.ControlRoomOperatingPersonnelSurveyInterviewguestionsF.SummarySheetsforControlRoomOperatingPersonnelInterviewsG.LetterAEP:NRC:0773IandNRCResponseH.MumanEngineeringDiscrepancyAssessmentMethodologyandCriteriaI.ControlRoomOperatorguestionnaireforColumbusMockupJ.ControlRoomImprovementsPhotos,SamplesandDrawingsK.PersonnelResumesVOLUME3CLO/HEDDescriptionsandAssessments COOKDCRDRACRONYMSABBREVIATIONSAEPSCAITASST.MGR.ATCLOCOOR.CRHECCRHFSCRICROPSCRSCTFDCRDRDRTDWGSEEDENGENGGEOPGEN.PROC.NO.HEDMCRMEDMGRNEDNRCNSS.LOERPPR.PRTQARFCSECTSECTRSFTAA[DSWWOG/ERGAMERICANELECTRICPOWERSERVICECORPORATIONACTIONITEMTRACKINGASSISTANTMANAGERASSESSMENTTEAMCHECKLISTOBSERVATIONCOORDINATORCONTROLROOMHUMANENGINEERINGCRITERIACONTROLROOMHUMANFACTORSSURVEYCONTROLROOMINVENTORYCONTROLROOMOPERATINGPERSONNELSURVEYCONTROLROOMSURVEYCOMMITMENTTRAVELERFORMDETAILEDCONTROLROOMDESIGNREVIEWDESIGNREVIEWTEAMDRAWINGSELECTRICALENGINEERINGDIVISIONENGINEERENGINEERINGEMERGENCYOPERATINGPROCEDURESGENERALPROCEDURENUMBERHUMANENGINEERINGDIVISIONMATERIALCONTROLRECORDMECHANICALENGINEERINGDIVISIONMANAGERNUCLEARENGINEERINGDIVISIONNUCLEARREGULATORYCOMMISSIONNUCLEARSAFETY&LICENSINGOPERATIONALEXPERIENCEREVIEWPROGRAMPLANTREPORTPROJECTREVIEWTEAMQUALITYASSURANCE.REQUESTFORCHANGESECTIONSECRETARYSYSTEMFUNCTIONREVIEWANDTASKANALYSISSAFETYPARAMETERDISPLAYSYSTEMWESTINGHOUSEWESTINGHOUSEOWNERSGROUP/EMERGENCYRESPONSEGUIDELINES

1.0INTRODUCTION

TheIndianaandHichiganElectricCompanycurrentlyoperatesa-two-unitnuclearpowerplantlocatedalongtheeasternshoreofLakeHichigan.Thisfacility,designatedtheDonaldC.CookUnits1and2,begancommercialoperationinAugust1975andJulyof1979,respectively.EachunitemploysaWestinghousefour-looppressurizedwaterreactorwithanetelectricaloutputof1,054HWeforUnit1and1,094HWeforUnit2.ThecontrolroomsforDonaldC.CookUnits1and2areessentiallyidentical,exceptformain/feedpumpturbinesandmoistureseparatorreheaterpanels.BothcontrolroomsareoperationalandcompleteexceptforthoseareasofactivitywhicharebeingperformedtoaddresstherequirementsofNUREG-0737,Supplement1.Forthepurposeofthisreport,thecontrolroomforeachunitisdefinedasthepanelsandotherequipmentinthemaincontrolboardareaincludingthehotshutdownpanels.AgeneralarrangementdrawingisshowninFigurel-l;functionallayoutdrawingsofthecontrolroompanelsareshowninFigures1-2and1-3,andapanelabbreviationandfunctionlistisshowninFigure1-4.TheDetailedControlRoomDesignReview(DCRDR)ispartofabroadprogramwithinthenuclearindustryandtheNuclearRegulatoryCommissiontoevaluatenuclearpowerplantcontrolroomsandtheoperabilityofemergencyoperatingprocedures(EOPS)withinthecontrolroomsfromahumanfactorsengineeringpointofview.ThegoalsoftheDCRDRwereasfollows:oDeterminewhethertheexistingcontrolroomsprovidethesystemstatusinformation,controlcapabilities,feedbackandanalyticalaidsnecessaryforthecontrolroomoperatorstoperformtheirfunctionseffectively.oIdentifycharacteristicsofthecontrolroominstrumentation,controls,otherequipmentandphysicalarrangementswhichmaysignificantlyimpair/impedecontrolroomoperatorperformance.oAnalyzeandevaluatetheproblemswhichcouldoccurduringemergencyconditionsandidentifymeansofcorrectingthosediscrepancieswhichcouldleadtosubstantialoperationalorsafetyconcerns.oVerifyandvalidatetheproposedmeansofcorrectiontoprovideaneffectiveplanofaction<whichapplieshumanfactorsprinciplestoimprovethecontrolroomdesignandenhanceoperatorefficiencyandeffectiveness.oIntegratetheDCRDRprogramwithotherareasofhumanfactorsidentifiedintheNRCtaskactionplan.1-1 0

UNIT1CONTROLBOOMUNIT2CONTROLROOMUNIT2HOTSHUTDOWNAREAUNIT1HOTSHUTDOWNAREAFigure1-1.GeneralArrangementDrawingofDonaldC:CookUnits1and2ControlRooms

BARCOTUSGFPRHRRCPOPERATOR'SCONSOLESPDSCRTACPSISSPDSCRTBRMSBISICRT'RTIBISICRTESWpTYPEWRITERCOMPUTEROPERATOR'SCONSOLESANISIVVSSVRMSMIMSCABINETFFCMFXAPOMSFlDRMSFigure1-2.FunctionalLayoutOrawingofOonaldC.CookUnit1ControlRoomPanels1-3 FlPANELFFCMFXAPOMSFIOCABINETCWSVEFVSIVNISSANESWTYPEWRITERCOMPUTEROPERATOR'SCONSOLEESWCCWBISICRTBISIRMSCRTCRTSPDSCRT8SPYSISCPSPDSCRTAOPERATOR'SCONSOLERCPFPPRZSGOTURCBAFigure1-3.FunctionalLayoutOrawingofOonaldC.CookUnit2ControlRoomPanels1-4 APHSBABISICCCWCPCWDMIHSDTUEFESWFFCFIFIDFLXFPGIVHFXNESWNISPRZRCRCPRHRRHSRMS-CTSASGSISSPDSSPYSVTVSAxialPowerDistributionMonitoringSystemCabinetBoricAcidPanelBypassedandInoperableStatusIndicationCondensatePanelComponentCoolingWaterPanelCondensatePumpPanelCirculatingWaterPanelDigitalMetalImpactMonitoringSystemDeltaTandUnitPanelEmergencyFirePanelEssentialServiceWaterPanelFailedFuelCommunicationsPanelFixedIn-CorePanelFixedIn-CoreCabinetFluxPanelFeedPumpPanelGeneratorPanelIsolationValvesPanelMovableIn-CoreCabinetNonessentialServiceWaterPanelNuclearInstrumentationSystemCabinetsPressurizerPanelRodControlPanelReactorCoolantPumpPanelResidualHeatRemovalPanelRadiationMonitoringSystemRadiationMonitoringStationAuxiliaryPanelSteamGeneratorPanelSafetyInjectionSystemPanelSafetyParameterDisplaySystemContainmentSprayPanelPlantServicePanelTurbinePanelVentilationSystemPanelFigure1-4.ListofAbbreviationsandFunctionforControlPanels1-5 0

OverviewThisreportdescribesthemethodologyfindings,assessmentandimplementationoftheD.C.CookUnits1and2DCRDR.Thereviewwasconductedtoensurethatthecontrolroomswouldsupportoperationsduringemergencyconditionsandtomeettherequirementsofitem1.D.1(ControlRoomDesignReview)ofSupplement1toNUREG-0737publishedbyGenericLetter82-33.NotethattheformatofthisreportvariesfromthatshowninFigure8-1oftheD.C.Cookprogramplan.Thepresentformatbetterorganizesandpresentsthematerialcontainedherein.ThereviewwasconductedinaccordancewiththeD.C.CookDCRDRprogramplan.Theplanorganizedthereviewintofivephases:Planning,Review,Assessment,ImplementationandReporting.Inadditiontotheprogramplan,detailedinstructionsweregenerated(AppendixA)foreachofthefollowingreviewphasetasks.oTask1-Operating.ExperienceReviewoTask2-ControlRoomInventoryoTask3-ControlRoomSurveyoTask4-SystemReviewandTaskAnalysisoTask5-VerificationofControlRoomFunctionsoTask6-ValidationofControlRoomFunctionsTheproductsofeachtask(whereapplicable)wereChecklistsObservationReports(CLO's),whichidentifieddeparturesandprovidesuggestionsforpotentialresolutionforthediscrepanciesbasedonNUREG-0700guidelines.Intheassessmentphase,eachCLOwasreviewedindetailbytheAssessmentTeamtodeterminewhichCLO'swerehumanengineeringdiscrepancies(HED's).TheHED's,alongwiththeresolutionsprovidedbytheAssessmentTeam,werethengiventotheProjectReviewTeamfordisposition.UponagreementoftheProjectReviewTeamaplanforimplementationoftheHEDresolutionwasgenerated.Theabovereviewphasesarefurtherdocumentedwithinthisreport."ImplementationandSchedulingofCorrectiveActions"discussesthetimeframeforresolvingtheHED'sidentifiedinthisreport.AlsodiscussedinthissectionwillbetheimplementationdescriptionsfortheHEDresolutions.HanaementandStaffinThissectionwillidentifytheDCRDRprogramteamsandtheirareaofresponsibility.AnoverviewoftheDCRDRorganizationisshowninFigure1-1.TheProgramAdministratorhasprimaryresponsibilityfortheoverallDCRDRprogram.1-6

1.2.1ManaementOranizationThemanagementreviewandapprovalfunctionfortheDCRDRprogramwasprovidedunderAEPSCGeneralProceduresfor"EngineeringDesignChanges",and"PreparationofSubmittalstotheU.S.NuclearRegulatoryCommission",andbycorporateproceduresforcapitalimprovementauthorizations.Thefunctionofmanagementisto:oApprovetheProgramPlanReportoReviewandapproverecommendationsforcontrolroomdesignchangesoProvidetheresourcesnecessaryforimplementationoftheDCRDRoApprovetheProgramSummaryReportoProvidethemechanismforthepreparationandsubmittalofdocumentstotheNRC1.2.2Pro'ectReviewTeamTheProjectReviewTeamprovidedtheoverallcoordinationoftheDCRDRprogram.'hefunctionsofthisteamwereto:oApproveTaskPlanspriortotheperformanceoftheassociatedReviewTaskoEnsuretheDCRDRprogramisperformedinaccordancewiththeAEPSCgualityAssuranceProgramoProvideoverallsupporttotheDCRDRprocessoMonitortheDCRDRprogressoEnsurethedesign.reviewobjectivesandtasks,inrelationtootherNUREG-0737effortsareproperly.coordinated.oEstablishandinitiateacontrolroomimprovementprogram1-7

1.2.3DesinRevi'ewTeamDRTTheDesignReviewTeamisamultidisciplinedteamofindividualswiththewiderangeofskillsnecessarytoperformthereviewprocessinaccordancewiththeProgramPlanReport.TheDesignReviewTeamresponsibilitieswereto:oDeveloptheProgramPlanReportoDeveloptheLicenseeEventReportReviewReportoDeveloptheControlRoomInventoryoDevelopTaskPlansoPerformReviewTasksoDevelopTaskSummaryReportsoIdentifydeparturesfromNUREG-0700Section6guidelinesoAssistAssessmentTeamastechnicalsupportoDeveloptheProgramSummaryReport1.2.4AssessmentTeamATTheAssessmentTeamfunctionwasto:oEvaluatethesignificanceoftheobserveddepartures(CLO's)fromNUREG-0700Section6,guidelinesoIdentifytheapplicabledeparturesashumanengineeringdiscrepancies(HED's)oAssignacategoryandprioritytotheHEDforschedulingofcorrectiveactionoReview/approverecommendationsforHEDcorrectiveactionpriortooriginationofarequestforchange(AEPSCProcedure25*)orengineeringdesign.*AEPSCProcedure25tobedesignatedAEPSCProcedure3.1innearfuture1-8

1.3~33TheinitialstepoftheDCRDRwasthepreparationofaProgramPlanbasedontherequirementsofSupplement1toNUREG-0737andtheguidancecontainedinNUREG-0700andNUREG-0801.Asdescribedabove,theProgramPlanaddressedthedesignreviewactivitiesinfivephases:oPhaseIPlanningoPhaseIIReviewoPhaseIIIAAssessmentoPhaseIIIBImplementationoPhaseIVReportingTheProgramPlanReport(PPR)wassubmittedtotheNRCforreviewonDecember29,1983.TheNRCstaffcommentsontheplanwerereturnedonMarch13,1984(seeAppendixB).IngeneraltheNRCstaffstatedtheplandemonstratesacommitmenttomeettherequirementsofSupplement1toNUREG-0737.However,additionalinformationwasneededbeforeadecisionregardingtheefficacyoftheproposedDCRDRcouldbemade.Norespecifically,informationwasneededinthefollowingareas:1.gualificationsandStructureoftheDCRDRReviewTeamSpecifictaskassignmentsandlevelofeffortFull-timeinvolvementofhumanfactorsspecialist2.SystemFunctionReviewandTaskAnalysis(SRTA)ContentsoftheControlRoomHumanEngineeringCriteria(CRHEC)reportScopeoftheSRTAMethodologyforconductoftheSRTA3.AssessmentofHED'sCriteriaforcategorizationofHED's1-9

1.3~PPP[31.'334.SelectionofDesignImprovementsMethodologySystemfortrackingHED's5.VerificationthatimprovementswillprovidethenecessarycorrectionsHethodologyCriteria6.VerificationthatcontrolroommodificationsdonotintroducenewHED'sMethodology7.Coordinationofthe.DCRDRwith.otherimprovementprogramsPlansforhowthiswillbeaccomplishedBasedontheadditionalinformationneededbytheNRCstaff,ameetingwasheldinBethesda,MarylandonHay8,1984.AsummaryofthemeetingiscontainedinAppendixC.Additionalinformationwasrequested,inwriting,toassurethatsomeconcernsraisedduringthecourseofthemeetingwerefullyaddressed.Theseitemswere:oFunctionsofeach,team,personneltaskandresponsibilitiesandhowtheteamsinteractedwithoneanother.oTheprocessthelicenseewillusetoaddressitems2and4inthesummaryletterfromtheWOG/NRCmeeting(March29,1984)onthetaskanalysisrequirements(seeSection4,Paragraph4.1.3).oPlanforachievingintegrationandcoordinationwithotherEmergencyResponseCapabilityefforts(seeSection7).TheresponsetothisrequestwassuppliedtothestaffonAugust6,1984byletterAEP:NRC:0773H(AppendixD).1-10 Changesmadetotheprogramplanasaresultofthemeetingwereasfollows:ReplacedreferencestoControlRoomHumanEngineeringCriteriaReport(CRHEC)withNUREG-0700Guidelines.2.ReplacedreferencestoCanyonResearchGroupwithESSEXCorporation.Thiswasanamechangeonly.TheHumanFactorsspecialistpersonnelinvolvedwereunaffected.3.UpdatedthelistingofkeypersonnelontheDCRORteamstoshowpersonnelpresentlyinvolvedorthosewiththehighestparticipationlevel.Thesechangesresultedfromtransfersandpromotionsduringtheearlypartofthereviewphase.InresponsetotheNRCstaffconcernoffull-timeinvolvementofhumanfactorsspecialist,Or.G.A.ElliffofESSEXCorporationreplacedDr.T.Sheridanasamemberoftheassessmentteam.Dr.ElliffwasalsoaddedasaHumanFactorsConsultanttothe.ProjectReviewTeam.Hr.R.SurmanofWestinghousewhomanagedtheSystemFunctionReviewandTaskAnalysisprogramandtheInstrumentationandControlCharacteristicRequirementsReviewwasaddedtotheDesignReviewTeam.Figure1-5showstheupdatedlistingofkeypersonnel.4.AddedthefollowingdescriptionoftheDCRDRteamsinterfacesandkeypersonnelresponsibilitiesandlevelofeffort.ThisdescriptionisanupdatedversionofAttachment1toletterAEP:NRC:0773H.5.ThePhase1andPhaseIIscheduleshownintheprogramplanwerebasedonsubmittaloftheProgramSummaryReportinDecember1985.AnextensionofthisschedulewasrequestedbyletterAEP:NRC:0773ItoDecember1986.ThisrequestwasgrantedbyNRCletterdatedDecember1985(AppendixG).Figure1-6showsthisrevisedschedule.6.TheassessmentprocessmethodologysectionoftheprogramplanwasreplacedwithamoredetaileddescriptiontoillustratehowtheCLOsmovethroughtheassessmentprocess.ThisassessmentprocessmethodologyisdiscussedinAppendixH.1-11

PROJECTREVIEWTEAM(PRT)DCRDRProgramAdministrator:A.S.GrimesDCRDRProgramLeadEngineer:R.'.ShoemakerDCRDRProgramPlantCoordinator:T.R.StephensAEPSCNuclearSafety8LicensingScientist:K.J.TothDCRDRProgramManager(Westinghouse):J.D.YoungAEPSCHumanFactorsConsultant:Dr.T.SheridanDCRDRHumanFactorsConsultant(ESSEXCorp.):Dr.G.A.ElliffDESIGNREVIEWTEAM(DRT)DCRDRProgramAdministrator:A.S.GrimesDCRDRProgramLeadEngineer:R.F.ShoemakerAEPSCI8CEngineer:W.E.ArnoldAEPSCNuclearSafety8LicensingScientist:K.J.TothI&MECOReactorOperatorsDCRDRProgramPlantCoordinator:T.R.StephensAEPSCgualityAssuranceEngineer:J.B.BrittanDCRDRProgramProjectEngineer:W,R.MoranAEPSCElectricalEngineer:J.A.SchluntDCRDRProgramManager(Westinghouse):J.D.YoungDCRDRHumanFactorsConsultant(ESSEXCorp.):Dr.G.A.ElliffI8MECO8WestinghouseTrainingPersonnelWestinghouseTrainingPersonnel:R.J.WartenbergWestinghouseSFTA-ICCRTeam:R.SurmanASSESSMENTTEAM(AT)J.G.FeinsteinDCRDRProgramAdministrator:A.S.GrimesDCRDRProgramLeadEngineer:R.F.ShoemakerAEPSCI8CSectionManager:J.C.JeffreyAEPSCNuclearSafetyandLicensingSectionManager:D.C.CookPlantManagement:B.A.Svensson18MECOSeniorReactorOperator(s)AEPSCManagerofgualityAssurance:R.F.KroegerAEPSCElectricalGenerationSectionManager:R.C.CarruthDCRDRHumanFactorsConsultant(ESSEXCorp.):Dr.G.A.ElliffDCRDRProgramOrganizationStructureFigure1-51-12

eeREVISEDSCHEDULEPHASEIAiNDIII983I984I985JFMAMJJASOIVDJFMAMJJASON0MAY8MTG.JFMAMJJASON0PHASEI-PLANNINGREPORTPPRTOhRCUG.6SLGMITTALPHASEII:REYIEMoTASKI-LERREY.CROPSoTASK2-SFTASFTAICCRoTASK3-CRIoTASK4-CRHFSoTASK5-YERIF.oTASK6-VALID.PI-IASEIII:.PRE-ASSESSIMAEPSCANOINDIANA6MICHIGANACTIVITYCZECHDCRORREVIEWTEAMACTIVITYFIGUIIF.1-.6

COOKDCRDRProjectReview,AssessmentandDesignReviewTeamsInterface(I)TheProjectReviewTeamperformsthemanagementfunctionsofreview,approvalandcoordinationoftheDCRDRProgram,programphasesandreports.Itreviews/approvestheotherteamsworkanddocumentation.Itgenerates,initiates,reviewsandapprovesplansandstrategiestoaccomplishtheoverallprogramobjectives.Its-primaryinterfaceswiththeAssessmentandDesignReviewTeamsarethepositionscommontoallthreeteams,theProgramAdministrator,theLeadEngineerandtheHumanFactorsSpecialist,andthereview/approvaloftheteamsoutput.Theexpertiseoftheteampersonnelascurrentlystaffedtoaccomplishthesetasksisasfollows:TheProgramAdministrator-presentlyaconsultingengineerintheAEPSCMechanicalEngineeringDivision.PastexperienceinvolvesassistantdivisionmanagerresponsibilitiesandInstrumentation&ControlSectionManagerthroughoutthedesign,constructionandstartupoftheD.'C.CookPlant.TheLeadEngineer,hasbothI8Candoperatorsupervisionexperienceincontrolrooms.Hehasbothdesignedandputintoservicecontrolandinstrumentationsystems.Hehaswrittenbothcontrolandoperationstartupprocedures.HumanFactorsSpecialistexpertiseisprovidedbyDr.T.A.Sheridan,awidelyknownindustrialconsultant,MITProfessor,researcher,authorandeditor,andDr.G.A.ElliffofESSEXCorporation.Dr.ElliffisaDivisionDirectorforESSEXCorporationandhasoverfiveyearsexperiencemanagingandconductingHumanFactorsSurveysforControlRoomDesignReviewsandrelatedprogramsForthenuclearpowerindustry.ThePlantCoordinatorprovidestheD.C.CookNuclearPlantoperationsdepartmentrepresentation.HeisaProductionSupervisingEngineerontheOperationsDepartmentstaffwithsevenyearsnuclearplantexperience.TheProgramManagerofWestinghouseprovidestheteamwithNSSSvendorexpertisewith14yearsofnuclearcontrolboardlayoutanddesign,reactorprotection,safeguardsandtestingsystems.TheNuclearSafety8LicensingScientist,alsoassignedasEmergencyResponseCapabilities-NuclearDivisionOverallProjectCoordinator,providestheteamoverallexpertiseofprojectcoordinationandschedulin'g,regulatoryrequirements,safetyandlicensingrequirements.1-14 (2)TheAssessmentTeamisresponsibleforidentifyingHEDsfromCLOS,categorizingtheHEDstoestablishthesignificanceoftheirdeviationfromtheNUREG-0700Guidelines,andtheassessingoftheprobabilityofoperatorerrorandtheconsequencesofoperatorerrorinordertodeterminethepriorityratingforimplementationofcorrectiveactions.Theyassesscorrective'ctiondesignalternativestodeterminethattherequiredcorrectionisprovidedandnonewdeparturesfromNUREG-0700"are'reated.Theyselectwhichdesignalternativewillbeimplemented,recommendascheduleforimplementation,assessthecorrectiveactionforfull,partial,ornofix,justifyanddocumentlessthanfullfixes.Theseconsiderableresponsibilitiesrequireateamofdepth,knowledgeandexperience.Nuclearplantsystemsexpertiseis'providedbythevariousengineeringmanager'sandplantmanagement.HumanfactorsspecialistinputwasprovidedbyDr.G.A.ElliffandT.J.VossofESSEXCorporation.Theexpertiseoftheteampersonneltoaccomplishitstasksisanfollows:TheProgramAdministratorandLeadEngineer,alreadydescribedunderthePRT.Instrumentation,control,safetyandinterlocksystemsengineeringmanagementexperienceissuppliedbytheI&CandElectricalGenerationSectionManagers.HumanFactorsSpecialistexpertiseisprovidedbythesameteamthatgeneratesthereporteddeparturesfromtheNUREG-0700GuidelinesduringtheReviewPhase.D.C.CookNuclearPlantmanagementexpertiseisprovidedbytheAssistantPlantManager,Operations.OperationsexpertiseissuppliedbyboththeAssistantPlantManager,OperationsandtheOperationsSuperintendent.TheAssistantPlantManager,OperationswasrecentlydesignatedExecutiveStaffAssistant.IndependentnuclearsafetyanalysisandexpertiseisprovidedbytheNS&LManager.OverallprogramandcompanyqualityassuranceexpertiseandcompanyproceduresandpracticeexpertiseisprovidedbytheManagerofgualityAssurance.OneofitsprimaryinterfaceswiththeProjectReviewandDesignReviewTeamsarethetwopersonscommontoallthreeteams,theProgramAdministratorandLeadEngineer.AprimaryinterfacewiththeProjectReviewTeamistheAssessmentandImplementationReportsoftheAssessmentTeamwhichrequiresthereview/approvalofthePRT.AnotheristhePRTreview/approvaloftheDRTmemberDesignStudyresultsandcommentsforeachHEDthattheAssessmentTeamrequestedcorrectiveactionproposalson.1-15

TheAssessmentTeaminterfacewiththeDRTistheDRTprimaryout'putofCLO'sandtheDRTassistanceinevaluatingHED'sintheAssessmentPhaseandDRTassistancewiththeImplementationReportduringtheImplementationPhase.@(3)TheDesignReviewTeamisessentiallythe"working"team.WestinghouseandESSEXarepartoftheDRTandperformthebulkofallReviewPhasetasksandprovidethehumanfactorsspecialistexpertiserequiredforthesetasks.TheAEPmembersoftheDRTareresponsibleforreviewingLERs,assemblingtheControlRoomInventory,assistingWestinghouse5ESSEXintheirtasksasrequired,andfurnishingreferencematerialsanddocumentationtoWestinghouseandESSEX.TheDRTwillassisttheATwiththeevaluationofHED'sandtheAssessmentReportduringtheAssessmentPhaseandImplementationReportduringtheImplementationPhase.TheDRTDevelopstheProgramPlanReportandtheProgramSummaryReport.ItsprimaryinterfaceswiththeProjectReviewTeamandtheAssessmentTeamarethetwopersonscommontoallthreeteams,(theProgramAdministratorandtheLeadEngineer),itsprimaryoutputofCLOstotheAssessmentTeam,anditsoutputofTaskSummaryReportsreviewed/approvedbythe'PRT.ItinterfaceswithetheATinassistingwiththeevaluationofHED's,developmentoftheAssessmentandImplementationReports.Theexpertiseoftheteampersonneltoaccomplishthesedesignreviewtasksisasfollows:WestinghouseandESSEXprovideextensivehumanfactorsspecialisttalent,NSSSandbalanceofplantvendorknowledge,IKCcontrolboarddesign,andtrainingexpertise.AEPprovidestheProgramAdministratorandLeadEngineerqualitiesdefinedunderthePRT,mechanicalandelectricalinstrumentationandcontrolsystemengineering,D.C.CookNuclearPlantlicensedreactoroperatorandoperatorstaffandtrainingstaffpersonnel,nuclearsafetyandlicensingengineering,qualityassuranceengineeringandprojectengineering.1-16

,00 COOKDCRDRPROGRAMPersonnelJobPositionDescriptionTitle:DCRDRProgramAdministratorName:A.S.GrimesTeam:Assessment,ProjectReview,DesignReviewResponsibilities:CommunicationbetweenManagementhDCRDRTeamsOverallprogramschedulingOverallprogramcoordinationwithrelatedprojectsOverallprogramgualityAssuranceprocedures5practiceOverallprogramreporting5documentationHEDreviewprocessObtainingTechnical8,AdministrativesupportasnecessaryLevelofeffort:Asrequired.EstimatedManhours:PhaseII,Task1,24;Task2,8;Task3,4;Task4,8;Task5,8;Task6,8.PhaseIII,Assessment,160;Implementation,80.PhaseIV,Reporting,60.1-17

COOKDCRDRPROGRAMPersonnelJobPositionDescriptionTitle:DCRDRProgramLeadEngineerName:R.F.ShoemakerTeam:Assessment,ProjectReview,DesignReviewResponsibilities:CommunicationbetweenProgramAdministrator&TeamsCommunicationsbetweenTeams&AEPSCEngineeringOverallprogramEngineeringDocumentationFiles&Reference.DesignimprovementsimplementationcoordinationDevelopcontrolroominventoryAdviseProgramAdministratoronHEDDispositionLevelofeffort:.Asrequired.EstimatedManhours:PhaseII,Task1,48;Task2,80;Task3,320;Task4,8;Task5,8;Task6,40.PhaseIII,Assessment,1000;Implementation,1000.PhaseIV,Reporting,200.EstimatedManhoursforI&CPersonnelunderLeadEngineer'sSupervision:PhaseII,Task3,120.PhaseIII,Assessment10,000;Implementation10,000.1-18 COOKDCRDRPROGRAHPersonnelJobPositionDescriptionTitle:DCRDRProgramHanager(Westinghouse)Name:JohnD.YoungTeam:DesignandProjectReviewResponsibilities:OverallReviewPhaseCoordination&DocumentationProgramPlanReportDevelopment&DocumentationProgramSummaryReportDevelopment&DocumentationDocumentation&CompilationofChecklistObservationFormsLevelofeffort:Asrequired.EstimatedHanhoursbyHanagerandPeopleUnderhissupervision:PhaseII,Task1,48;Task2,20;Task3,20;Task5,696;Task6,348*PhaseIII,Assessment,16PhaseIV,Reporting,348.1-19

COOKDCRDRPROGRAMPersonnelJobPositionDescriptionTitle:AEPSCHumanFactorConsultantName:Dr.T.SheridanTeam:ProjectReviewResponsibilities:OverallHumanFactorsSupporttoProjectReviewTeaminPlanningPhaseLevelofEffort:AsRequired1-20

COOKDCRDRPROGRAMPersonnelJobPositionDescriptionTitle:DCRDRHumanFactorsConsultant(ESSEX)Name:Dr.G.A.ElliffIITeam:Design8ProjectReview,AssessmentResponsibilities:ChecklistObservationFormDocumentationControlRoomoperatingPersonnelSurveyInterviews,guestionnaires,Documentation5ReportsControlRoomHumanFactorsSurveyMeasurements,DocumentationReportsOverallReviewPhasehumanfactorssupportReviewPhasetaskplansdevelopmentHumanFactorsexpertiseforCLO/HEDassessmentHumanFactorsexpertiseforcorrectiveactionplansGenerateAssessmentReportLevelofeffort:Asrequired.EstimatedManhoursbyConsultantorPeopleUnderhissupervision:PhaseII,Task1,Crops,166;Task4,Crops,1446;Task6,332.*PhaseIII,Assessment,1921-21

COOKDCRDRPROGRAMPersonnelJobPositionDescriptionTitle:AEPSCManagerofgualityAssuranceName:Team:R.F.KroegerAssessmentResponsibleto:DCRDRProgramAdministratorResponsibilities:EvaluateobserveddeparturesfromNUREG-0700*IdentifyHED's*HEDreviewValidationofHEDpriorityReview5approvalofHEDcorrectionrecommendationsOverallgualityAssuranceEngineeringsupportforAssessmentTeam.Levelofeffort:Asrequired.Estimate96manhoursthrough1986.1-22 COOK'DCRDRPROGRAMPersonnelJobPositionDescriptionTitle:AEPSCNuclearSafety5LicensingSectionManagerName:J.G.FeinsteinTeam:AssessmentResponsibleto:DCRDRProgramAdministratorResponsibilities:EvaluateobserveddeparturesfromNUREG-0700*IdentifyHED's*HEDreview~~~~*.ValidationofHEDpriorityReview5approvalofHEDcorrectionrecommendationsOverallNuclearSafetyandLicensingEngineeringsupporttoAssessmentTeam.Levelofeffort:Asrequired.Estimate96manhoursthrough1986.1-23

COOKDCRDRPROGRAMPersonnelJobPositionDescriptionTitle:AEPSCIKCSectionManagerName:J.C.JeffreyTeam:AssessmentResponsibleto:DCRDRProgramAdministratorResponsibilities:EvaluateobserveddeparturesfromNUREG-0700*IdentifyHED'sHEDreview*'alidationofHEDpriorityReview5approvalofHEDcorrectionrecommendations*OverallInstrumentationandControlEngineeringsupportforAssessmentTeam.Levelofeffort:Asrequired.Estimate480manhoursthrough1986.1-24

COOKDCRDRPROGRAMPersonnelJobPositionDescriptionTitle:IMECo.SeniorReactorOperatorTeam:AssessmentResponsibleto:DCRDRProgramAdministratorResponsibilities:*EvaluateobserveddeparturesfromNUREG-0700*IdentifyHED's*HEDreview*ValidationofHEDpriority*Review8approvalofHEDcorrectionrecommendationsOverallCookPlantLicensedSeniorReactorOperatorsupporttoAssessmentTeam.Levelofeffort:Asrequired.Estimate288manhoursthrough1986.1-25 COOKDCRDRPROGRAMPersonnelJobPositionDescriptionTitle:D.C.CookManagementTeam:AssessmentResponsibleto:DCRDRProgramAdministratorResponsibilities:EvaluateobserveddeparturesfromNUREG-0700*IdentifyHED's*HEDreviewValidationofHEDpriority*Review&approvalofHEDcorrectionrecommendationsOverallCookPlantManagementsupporttoAssessmentTeam.Levelofeffort:Asrequired.Estimate288manhoursthrough1986.1-26

COOKDCRDRPROGRAMPersonnelJobPositionDescriptionTitle:AEPSCElectricalGenerationSectionManagerName:R.C.CarruthTeam:AssessmentResponsibleto:DCRDRProgramAdministratorResponsibilities*EvaluateobserveddeparturesfromNUREG-0700*IdentifyHED'sHEDreviewValidationofHEDpriorityReview&approvalofHEDcorrectionrecommendationsOverallElectricalEngineeringsupportforAssessmentTeam.Levelofeffort:Asrequired.Estimate288manhoursthrough1986.1-27 COOKDCRDRPROGRAMPersonnelJobPositionDescriptionTitle:.DCRDRProgramPlantCoordinatorName:T.R.StephensTeam:DesignReview,ProjectReviewResponsibleto:DCRDRProgramAdministratorResponsibilities:AEPSCandplantliaison&communicationsCROPS8CRHFScoordinationandschedulingMonitoringprogramprogressReportingprogramstatusProvidingoverallsupporttoprogramprocessEnsuringprogramisperformedinaccordancewithAEPSC-CookPlantgualityAssuranceProgramEnsuringprogramobjectivesLtasksarecoordinatedwithotherNUREG-0660effortsCoordinationofalltasksinvolvingCookPlantOperationsDepartmentLevelofeffort:Asrequired.Estimate400manhoursthrough1986.1-28

COOKDCRDRPROGRAHPersonnelJobPositionDescriptionTitle:DCRDRProgramPlantEngineerName:F.VanPelt,Jr./M.R.HoranTeam:ProjectReview,DesignReviewResponsibleto:DCRDRProgramAdministratorResponsibilities:HonitoringprogramprogressReportingprogramstatusProvidingoverallsupporttoprogramprocess*Ensuringprogramobjectives8tasksarecoordinatedwithotherNUREG-0660effortsEnsuringprogramisperformedinaccordancewithAEPSC-CookPlantgualityAssuranceProgramOverallprojectengineeringandcoordinationsupportforProjectReviewandDesignReviewTeams.Levelofeffort:Asrequired.Estimate40manhoursthrough1986.1-29

COOKDCRDRPROGRAMPersonnelJobPositionDescriptionTitle:AEPSCElectricalEngineerName:L.P.DeMarco/J.A.SchluntTeam:DesignReviewResponsibleto:DCRDRProgramAdministratorResponsibilities:TechnicalsupporttoAssessmentTeamDevelopHEDcorrectionsandimplementationplansHelpdevelopProgramPlanReportandProgramSummaryReportPlanning,Review,AssessmentandImpl.ementationPhaseassignmentsasdirected*OverallElectricalEngineeringsupporttoDesignReviewTeam.Levelofeffort:Asrequired.Estimate1000manhoursthrough1986.EstimatedmanhoursForElectricalGenerationSectionpersonnelunderAEPSCElectricalEngineersdirection:PhaseIII,Assessment,2700;Implementation,4700.1-30

COOKDCRDRPROGRAMPersonnelJobPositionDescriptionTitle:I8HECo.TrainingPersonnelTeam:DesignReviewResponsibleto:DCRDRProgramAdministratorResponsibilities:TechnicalsupporttoAssessmentTeam,withplanttrainingandoperationproceduresspeciality.PLevelofeffort:Asrequired.Estimate300manhoursthrough1986.1-31 COOKDCRDRPROGRAMPersonnelJobPositionDescriptionTitle:AEPSCI8CEngineerName:R.F.Shoemaker/W.E.ArnoldTeam:DesignReviewResponsibleto:DCRDRProgramAdministratorResponsibilities:TechnicalsupporttoAssessmentTeamDevelopHEDcorrectionsandimplementatiqnplansHelpdevelopProgramPlanReportandProgramSummaryReportPlanning,Review,AssessmentandImplementa'tionPhaseassignmentsasdirectedOverallInstrumentation&ControlEngineeringsupporttoDesignReviewTeam.Levelofeffort:Asrequired.Estimate1400manhourstlirough1986.1-32

COOKDCRDRPROGRAMPersonnelJobPositionDescription.Title:WestinghouseTrainingPersonnelTeam:DesignReviewResponsibleto:DCRDRProgramHanagerResponsibilities:OverallOperatingProceduresandTrainingSupportforWestinghouseReviewPhasetasks.Levelofeffort:Asrequired.1-33 COOKDCRDRPROGRAMPersonnelJobPositionDescriptionTitle:'EPSCequalityAssuranceEngineerName:J.B.BrittanTeam:DesignReviewResponsibleto:DCRDRProgramAdministratorResponsibilities:TechnicalsupporttoAssessmentTeamDevelopHEDcorrectionsandimplementationplansHelpdevelopProgramPlanReportandProgramSummaryReportPlanning;Review,AssessmentandImplementationPhaseassignmentsasdirectedOverallqualityassuranceengineeringsupportforDesignReviewTeam.Levelofeffort:Asrequired.Estimate40manhoursthrough1986.1-34

COOKDCRDRPROGRAMPersonnelJobPositionDescriptionTitle:AEPSCNuclearSafety&LicensingScientistName:K.J.TothTeam:DesignReview,ProjectReviewResponsibleto:DCRDRProgramAdministratorResponsibilities:*:TechnicalsupporttoAssessmentTeamDevelopHEDcorrectionsandimplementationplansHelpdevelopProgramPlanReportandProgramSummaryReportPlanning,Review,AssessmentandImplementationPhaseassignmentsasdirectedOverallnuclearsafetyanalysisengineeringsupportforDesignReviewandProjectReviewTeams.CoordinationofthevariousEmergencyResponseCapabilitiesprograms.Levelofeffor't:Asrequired.Estimate300manhoursthrough1986.1-35 Cl, 1.4DocumentationandDocumentationControlThroughouttheDCRDRprogramthedesignreviewactivitiesandresultswerecarefullydocumented.ThreecategoriesofdocumentationwereusedtosupporttheDCRDR:Referencedocumentation,processdocumentationandcontroldocumentation.ReferenceDocumentation:AlibraryofreferencedocumentationwasestablishedtosupporttheDCRDR.Thislibrarycontainedthefollowingdocuments:oMaincontrolboardfrontpanellayoutdrawingsoControlroomarrangementdrawingsoControlpanelphotographsoControlroompreliminaryassessmentsoFinalsafetyanalysisreportoFlowdiagramsoPlantcomputersoftwaredescriptionoSystemdescriptionsoPipingandinstrumentationdrawingsoLicenseeeventreportsoAESPCqualityassuranceprocedureoOperatingProcedures(EmergencyandNormal)oApplicableNUREGsProcessDocumentation:Duringthereviewphase,taskplans,datacollectionmethodologyandfindingswererecordedforreportingpurposes.Taskplansanddatacoll'ectionmethodologyareshowninAppendixA.1-36

ProcessDocumentation:(Cont'd)Findingsofthereviewstask,assessmentofthefindingsandimplementationofcorrectiveactionsarediscussedandrecordedinlatersectionsofthisreport.Inadditiontotheabovedocumentation,componentsheetsweregenerated.atthecompletionofalloftherequiredreviewphases.Thecomponentsheets,asdiscussedintheDCRDRprogramplan,identifythefindingsofeachtaskrelatedtoeachcomponentinthecontrolrooms.AsamplecomponentsheetformisshowninFigure1-7.DocumentationControl:AlloftheabovedocumentationwasfiledintheDCRDRfilemaintainedbytheWestinghouseDCRDRProgramManagerandtransferredtoAEPSCfollowingcompletionofthisreport.AllCLOsweremaintainedintheiroriginalhardcopyform.Otherdocumentationsuchastaskplans,tasksummaryreportsandcomponentsheetsweremaintainedincomputerfileswithcomputerprintoutsintheOCRDRfile.ualitAssurance:TheDCRDRwasperformedinaccordancewiththeapplicableportionsoftheUpdatedequalityAssuranceProgramDescriptionfortheDonaldC.CookNuclearPlant(FSARSection1.7)asimplementedbyAEPSCandtheD.C.CookplantproceduresandtheapplicableportionsofContractorsgualityAssurancePrograms,includingWestinghouseWCAP-8370.ModificationstotheD.C.CookplantresultingfromtheDCRDRprogramarebeingcontrolledundertheAEPSPandtheD.C.Cookplantproceduresfordesignchanges.TheAEPSCprocedurewasrevisedtoincorporatetherequirementstoassesstheimpactfuturedesignchangesmayhaveoncontrolroompanels,paneldisplays,etc.1-37

SAMPLECOMPONENTSHEETFORMCOMPONENTNAMEaaaaaaaaaTAGNO.PANELDEVICEFINDINGS/REMARKSIT.¹TYPEaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaFigure1-71-38 0

2.0OPERATINGEXPERIENCEREVIEWANDCONTROLROOMINVENTORYAnoperatingexperiencereviewisrequiredtoensurethatproblemspreviouslyencounteredduringplantstart-upandplantoperationhavebeenexaminedandevaluated.Thisreviewwasdividedintotwotasks:AnexaminationofLicenseeEventReports(LER),andaSurveyofControlRoomOperatingPersonnel(CROPS).2.1LERReviewTheLERsreviewedwerefromD.C.CookUnits1and2forthetimeperiodof1975through1982.TheLERswerescreenedtoeliminatethosenotinvolvedwithcontrolroomfunctions.SixLERswereidentifiedforadditionalreviewbytheDCRDRdesignreviewteam.Anindustry-widesurveyofsimilarplantsthatwereincommercialoperationfortheperiodofJanuary1978throughSeptember1983wasalsoconducted.Thissurveyidentified497LERs,18ofwhichinvolvedcontrolroomproblemsandwereidentifiedforadditionalexaminationbytheDCRDRteam.CopiesoftheLERsidentifiedforadditionalexaminationwerereviewedbytheDCRDRdesignreviewteamforthespecificproblem,equipmentinvolved,probablecauseandcorrectiveactions.TheLERsandfindingswerethencomparedtothechecklistobservationreportsfromthecontrolroomhumanfactorssurveys,verificationoftaskperformancecapabilitiesandtheValidationofcontrolroomfunctionstodetermineifthespecificproblemhadbeenaddressed.2.1.1~FindinsTheLERreviewresultedinnoadditionalCLOsbeinggenerated.Twenty-fourLERswereidentifiedforadditionalreviewbythedesignreviewteam.EachoftheproblemsresultinginanLERhadbeenidentifiedinaCLOfromoneoftheotherreviewprocesses.Table2.1liststhetwenty-fourLERs,theprobablecauseandtherelatedCLOfromtheothertask.,2-1

LERREVIEMSUMMARYUTILITYLERNUMBERDESCRIPTIONPROBABLECAUSECORRECTIVEACTIONRELATEDCLO1)D.C.COOKUNIT2316.79027CarputerprintoutdataincorrectforAxialPogerDistributionMonitorSystemSystemnotresetpriortoscanProcedureproblemOperatorsinstructedProcedurechanged7.1.72)SURREYUNIT2281.78036Computertrendblocknotrestoredfollowingcomputerre-initializationComputerre-initializationnotproperlyperformedComputertrendblockre.initiated7.1.73)PRAIRIEISLAND282-82028UNIT1DuringpowerincreasefluxdifferencedriftedoutsideoftargetbandComputerannunciatedconditionunrecognizedOperatorsinstructed7.1-67.1.74)POINTBEACHUNIT2301.82009CoaputermonitoringprogramforfluxdifferentialmonitoringandassociatedalarmshadbeenstoppedforextendedperiodOperatorstoppedprogramtodiagnoseanotherproblemanddidnotrestartprogramNotdetermined7.1.75)POINTBEACHUNIT1266-79005Computermonitoringprogramforfluxdifferentialmonitoringand.associatedalarmsoutofservicefor9hoursOperatorinitializedthecomputerincorrectlyComputerrestoredProcedurechanged7.1.76)KEWAUNEE305.82020RoddeviationmonitorfailedtooperateNhileperformingacontrolrodexerciserodpositionupdatenotperformedfollowinglastcomputerfailureCocputerprocedureproblemOperatortrainingProcedurechange7.1-7TABLE2.1

LERREVIEMSUMNARY(ContinuedUTILITYLERNUNBERDESCRIPTIONPROBABLECAUSECORRECTIVEACTIONRELATEDCLO7)MCGUIREUNIT1369.82020ComputermemoryckmpedresultinginthefireprotectionsystembeingdeclaredinoperableOperatortrainingInadequatewarninglabelNaminglabelinstalled7.1.78)D.C.COOKUNIT1315-79021OperatoropenedpressurizersprayvalvewhenatterptingtobleedpressurefrompressurizerrelieftankInadvertentactivationindicatorlabelcontrolswitchlabelOperatorscautioned1~1-16.1.66.1.19)D.C.COOKUNIT2316.78094HalonSystemdischargedwhenoperatordepressedwrongpushbuttonwhenresettingCoSystem2Inadv'ertentactivationswitchlabelOperatorscauttonedProtectivecovers1~1-16.1-14.1.2.10)D.C.COOKUNIT1315-76057liestcontaiwentspraypwpsuctionvalvefoundinwrongpositionValveaiigrmentprocedureproblemaccidentalactuationOperatorscautioned1.6.11.1.14.1-111)D.C.COOKUNIT1315.81013CEOfanswitchfoundinwrongposition(STOPinsteadofAUIO)Accidentalactuationoperatorerror-Operatorscautioned1.1.11.6.112)TROJAN344.81005Contaiwentisolationvalvesfoundinincorrectpositionwithpowersourceincorrectlyaligned(TechSpecviolation)ValvelabelproblemControlswitchaiigarentProcedureidentificationProcedurechange6.1-16.1-3TABLE2.1

LERREVIEIJSUMNARY(Continued)UTILITYLERNUHBERDESCRIPTIONPROBABLECAUSECORRECTIVEACTIONRELATEDCLO13)POINTBEACHUNIT1301-81008SIIxmpdischargevalvefoundinclosedpositionAccidentaloperationduringchangingstatuslightabovecontrolswitchOperatorscautionedProtectivecovers4.1.114)HcGUIREUNIT1369.81078PressurizersafetyinjectionpushbuttondepressedinsteadofsafetyinjectionresetpushbuttonduringvalvetimingtestInadvertentactuationPossiblelabelproblemTestprocedurechangedcoversoverpushbuttons6.1-14.1-115)FARLEYUNIT2364-83028InadvertentoperationofpushbuttonmistakenforindicatinglightInadvertentactuationpossiblelabelproblemOperatorcautionedlabelsaddedforpushbuttons4.1.16.1.116)D.C.COOKUNIT1315.77003RadioactivegasreleasewithoutautotripfunctionenabledProcedureerrorProcedurechangeNoCLO/HED17)DIABLOCANYONUNIT1275.81009Iodineflowratesamplermonitorinoperable-alarmnotcheckedResponseprocedureproblemresultinginoperatorerrorProcedurechange3.1.1318)POINTBEACHUNIT1266.78017FluxtiltduetorodmisaliganentAlarmproblemoperatortrainingAlarmchangesoperatorsinstructed3.1.87.1.77.1.6TABLE2.1 LERREVIENSUNMARY(Continued)UTILITYLERNUNBERDESCRIPTIONPROBABLECAUSECORRECTIVEACTIONRELATEDCLO19)D.C.COOKUNIT1315-79062InoperativesteamflowchannelremovedfromtrippedconditionIndicatorlabelproblemLabelcorrected6.1.120)=ZION295.79041OperatorbwpedpotentiometeronpressurizercontrollerwhiledatingchartAcctdentaloperat>oncontrollerIocat>onOperatorrestoredpressureNoequipmentchange4.1.121)D.C.COOKUNIT2316.80039LowpressurealarmfailedtoclearresultinginhighpressurealarmAlarmsetpointdriftIndicatorwiderangeEquipmentrecalibratedIndicatorchange5.1.222)PRAIRIEISLANDUNIT2306.78009AuxiliaryoperatoropenedwrongcircuitbreakerOperatorerrorCawxm>cat>onproblemOperatorscautioned2.1.12.1.2~2.'1.323)D.C.COOKUNIT1315.83061RecorderchartdrivenotturnedonbyauxiliaryoperatorafterchangingchartpaperOperatorerrorOperatorerrorNotCLO/HED24)PRAIRIEISLANDUNIT1282.83028Surveillance'estexceededTechSpectimelimitSchedulingproblemnotcontrolroomoperatorproblemScheduleupdatedNotCLO/HEDTABLE2' 0

~StaffinThestaffingfortheLERreviewwasasfollows:NAMEFUNCTIONPARTICIPATIONA.S.GrimesR.F.ShoemakerT.R.StephensT.J.VossR.G.OrendiJ.D.YoungDCRDRProgramAdministratorI&CEngineering(AEPSC)PlantOperations(I&MECo)HumanFactor(ESSEXCorp.)PlantOperations&Evaluation(W)ControlBoardDesign(W)40%60%10130%10%60%2.2ControlRoom0eratinPersonnelSurveCROPSAcontrolroomoperatingpersonnelsurveywasconductedattheD.C.CooknuclearplantasrecommendedbyNUREG-0700.ThegeneralapproachtoconductingthesurveywastointerviewthoseindividualswhohavesufficientexperienceintheD.C.Cookcontrolroomstoprovideknowledgeableandusefulinsightsintothedesignfeaturesofthecontrolroomanditsequipment.2.2.1~~MethodoloTheCROPSwasconductedbyinterviewingtheoperatingpersonnelindividuallyoringroupsoftwo.Humanfactorsspecialistsexperiencedinconductinginterviewsparaphrasedastandardsetofquestionstoeachoftheoperatingpersonnelbeing.interviewed.Allresponseswererecordedontheinterviewsheets.Theinterviewdatawasreviewedandasummarysheetfortheresponsestoeachquestionwasgenerated.Thesummarysheetscontain:(1)aparaphrasingofthequestion;(2)alistingofnumberandpercentageofoperationspersonnelwhorespondedF(favorably),U(unfavorably),orNR(noresponse);and(3)asummarystatementofthefindingsormajorconcernsexpressedbytheoperators.BasedonthegeneralapproachtoconductingthesurveyandtheD.C.Cookplantoperationsinformation,therewere83operatingshiftpersonnelwhohadanappropriatelevelofcontrolroomexperienceforthesurvey.The49individualsselectedforinterviewswere:15seniorreactoroperatorsincludingshiftsupervisors,20reactoroperatorsand14auxiliaryoperators,.ThequestionsusedfortheoperatorinterviewswerebasedonNUREG-0700guidelinesandweregroupedsimilartothehumanfactorssurveysdescribedinSection3ofthisreport.CopiesoftheinterviewquestionsandthesummarysheetsarecontainedinAppendixEandFrespectively.2-6

~FindinsThefindingsoftheCROPSinterviewswereusedasinputinformationinthehumanfactorssurveysandarerecordedthere.Theyareidentifiedunderdatacollectionmethodas"I"intheCLO/HEDAssessmentTablesinSection5.2.4.ControlRoomInventorCRITheobjectiveofthecontrolroominventorywastoitemizeanddescribethecomponentsoftheexistingcontrolroomforcomparisonwiththeinstrumentation,controlsandequipmentrequirementsestablishedbythesystemfunctionreviewandtaskanalysis.HethodoloThecontrolroominventorywascompiledbyfillingoutaninventorydatasheetdesignedtoidentifyallthedifferenttypesofcontrolpanelequipmentcontainedintheD.C.Cookcontrolrooms.Figure2.1showstheinventorydatasheetform.EachandeveryitemontheD.C.CookUnitIcontrolpanelfrontviewdrawingswasidentifiedonaninventorydatasheetbothbypanelabbreviationandpanelitemnumber.Theinventorydatasheetswerethenorganizedintosectionsbypanelandcomparedtomaterialcontrolrecordstoobtainthemakeandtypeofdevice,plusthemechanicalorelectricalengineeringidentifiers(marknumbers)forcrossreference.Anitem-by-itemcheckagainstaphotomosaicwasmadetoobtainallpertinentdatasuchasdevicenameplateinscriptions,switchpositionengravingsandcolorsforpositionindicatinglights,metersandrecordersscalerangesandmarkingsandfunctionsandmetersforcontrollerstations,Thesystemandsubsystemdatawasobtainedfromotherreferencedrawingsanddocumentssuchasthesystemdescriptions,flowdiagrams,electricalelementariesandmechanicalmaterialcontrolrecords.ThecontrolpanelfrontviewdrawingswerecheckedagainsttheactualpanelsintheD.C.Cookcontrolroomsandmarkedtoshowtheexistingstatus.Inventorydatasheetswerethenaddedordeletedtoreflecttheexistingstatus.AdditionalcontrolroominventorydatasheetswerefilledoutfortheequipmentonUnit2thatdiffersfromUnit1.TheseadditionalsheetswereidentifiedasUnit2.2-7

ePlateation:I.D.Inscription2,35Panel(3,3)MED¹(6,6)System(10,35)Subsystem(11,35Equipment(12,35)Item¹(4,3)FEcoordinate(5,4)fed¹(7,6)ECP¹(8,10)Unit(67,1)Switch:Model(13,6)(S,H,P)Trip,Stop,Off,Close;Lower(14,1)Pull(15,1)Flag(16,1)Run,Start,On,Open,Raise(17,1)Auto(18,1)Key(19,1)cationLights:Model(21,6)(R,G,W,A,B,C)(¹)Trip,Stop,Off,Close,Lower(22,1)Lockout(23,1)Run,Start,On,Open,Raise(24,1)'owerOn(25,1)ControllerStation:Model(27,15)Functions;Manual(28,1)Auto/Manual(29,1)Bias(30,1)Tieback(31,1)Setpoint(32,1)Meters;(A,B,C,D)Output(33,1)Position(34,1)Deviation(35,1)B,T,S(36,1)MeasuredVariable(38,1)ger:Recorder:Model(39,6)MeasuredVariableDigital(42,3)(A¹/F¹.¹)AnalogEngg.Units(44,6)Face;Linear(46,1)Range;From(48,4)Model(50,15)ChartSpeed(in/min(51,3)Tripsdefeatedbydoor(53,~1(42,1)ParallaxMirror(43,1)Units/Graduation(45,3)Circular(47,1)To(49,4)Continuous(C)orCycletime(sec.)(52,3)I.D.¹(54,10)Annunciator:I.D.¹(55,15)KnifeSwitch:E.E.Switch¹I.D.¹(56,15)Function(57,14)(58,14)(59,14)(60,14)(61,14)(62,14)(63.14)(64,14)(65,14)Figure2.12-8 2.3.2FindinsThecontrolroominventorywasusedasaninputdocumentstootherDCRDRreviewtaskssuchasthecontrolroomhumanfactorssurveys,verificationoftaskperformancecapabilitiesandvalidationofcontrolroomfunctions.NoCLO'swereissuedagainstthecontrolroominventory.2.3.3~StaffinAEPSCI8CEngineerR.F.Shoemaker,I8CEngineers8Techniciansasrequired.'2-9 3.0CONTROLROOMHUMANFACTORSSURVEYThemethodologyusedtoconductthecontrolroomhumanfactorssurveyattheD.C.Cooknuclearplantwastoexecuteasetofdetailedtaskplansinvolvingspecificcontrolroomdesignfeatures.Fourbasicmethodsofdatacollection(measurement,observation,interview,documentationreview)wereemployedwitheachofthetaskplanstoinsureacomprehensivedatacollection,datareductionandanalysisprocess.Thefourteenfollows:controlroomhumanfactorssurveyprocesswasstructuredintoseparatetasks.Eachtaskwasdefinedbyadetailedtaskplanas1)2)3)4)5)6)7)8)9)10)ll)12)13)14)WorkspaceAnthropometricEmergencyEquipmentHeating,VentilationandAirConditioningIlluminationAmbientNoiseMaintainabilityCommunicationsAnnunciators.ControlsDisplaysLabels,andLocationAidsComputersConventionsTP-1.1TP-1.2TP-1.3TP-1.4TP-1.5'P-1.6TP-1.7TP-2.1TP-3.1TP-4.1TP-5.1TP-6.1TP-7.1TP-8.1Alltaskplansfollowedthegeneralformatof:1)2)3)4)5)6)7)8)9)10)Introduction(includingtheobjectives)ReviewTeamSelectionandResponsibilitiesCriteria(fromNUREG-0700,Section6.0)ProceduresEquipmentandFacilityRequirementsInputandDataFormsOutputandResultsFiguresandTablesProcedureExceptionsAppendices.(asrequired)3-1

eThecontrolroomhumanfactorssurveytaskplansincorporatedastandardizedsetofappendicesthatinsuredaconsistent,welldocumentedprocessfordatacollection,analysis,andaudits.Theappendixstructureemployedforthetaskplanswas:AppendixA(Criteria)-ThisisalistingofallNUREG-0700,Selection6.0guidelinesthatarerelevanttothetaskplan.Appendix8(DataFormsandAnalysisAids)-Thisappendixisfurtherdividedintothefollowing:8182838485-8889MeasurementsDataInterviewsandguestionnairesObservationChecklistsDocumentationReviewChecklistsAnalysisAidsfor81through84respectivelyAdditionalforms,asrequiredThedesignReviewTeamfortheControlRoomHumanFactorsSurveyTaskwasasfollows:NAMET.J.VossD.J.Seibert,Jr.E.M.TalleyM.K.DavidsonFUNCTIONHumanFactors(ESSEXCorp.)HumanFactors(ESSEXCorp.)HumanFactros(ESSEXCorp.)HumanFactors(ESSEXCorp.)PARTICIPATION100%100%50%30%3-2 WorksaceSurveTP-1.1ThissectiondocumentstheresultsoftheworkspacesurveyconductedinthemaincontrolroomsattheD.C.CookNuclearPlant.ThisreviewwasconductedinaccordancewiththerequirementsofNUREG-0700,asspecifiedintheD.C.,CookDCRDRprogramplan.0~1'iTheobjectivesoftheworkspacesurveywereto:a.Evaluatetheworkspacelayoutforsafe,effective,efficientandcomfortableoperation.b.Assessfurnishings,equipmentandoperationaidsinthe'ontrolroomc..IdentifyanddocumentthefeaturesoftheworkspacethatdonotconformtothecriteriainNUREG-0700.~ScoeThescopeoftheeffortwastoevaluatetheworkspacedesignofUnit1andUnit2controlroomsattheD.C.CookplantusingtheapplicableNUREG-0700guidelines.Theworkspacetopicsevaluatedincluded:oFurnitureandequipmentlayoutoDocumentorganizationandstorageoSupervisoraccessoNonessentialpersonnelaccessoUseofproceduresandotherreferencematerialatconsoles,oDeskdimensionsoChairsoUnitintegrationandinterferenceoPersonalstorageoAmbianceandcomfortCriteriaThecriteriaappliedinthissurvey,identifiedbyNUREG-0700paragraphnumberare:paragraph6.1.1.3athroughg;6.1.1.4athroughe;6.1.1.61andb;6.1;1.7;6.1.2.6;6.1.2.7athroughd;6.1.2.8athroughg;6.1.3.laandb;6.1.5.61andb;and6.1.5.7athroughc.ThedetaileddefinitionsforthecriteraarepresentedinTable3-1.3-3 3.1.4.1DataCollectiona.DatawerecollectedusingthechecklistcontainedintheworkspaceTaskPlan.b.Workingspace,furnituredimensionsandequipmentlayoutdimensionsrecommendedinNUREG-0700wererecordedonmeasurementdataforms.3.1.4.2~Analsis--Datawereanalyzedaccordingtothefollowingprocedure:a.AlldeviationsfromthecriteriawererecordedonCLO(checklistobservation)reports.Recordedinformationincludedtheequipmentinvolved,adescriptionoftheproblemincludingtheNUREG-0700paragraphnumberofthecriteria,andarecommendedsolution.b.ThedatacollectiondescriptionwasalsorecordedontheCLOform.Wheredatafromtwoormoresourceswerecontradictory,resolutionoftheconflictwasachievedthroughdatareviewanddiscussionswithcognizantD.C.Cookpersonnel.3.1.5FindincisThefindingsoftheworkspacesurveyarepresentedinTable3.1"WorkspaceSurveyFindingsandCLOsGenerated."Atotalof55criteriawereappliedtotheworkspaceoftheD.C.Cookcontrolrooms.Ofthecriteriaapplied,4werenotapplicable,34werenotviolatedand17wereviolated.Atotalof15CLOsweregeneratedwhichdocumentallofthe17criteriaviolated.Ingeneral,thoseCLOsdescribepersonnelaccess,documentationaccessibilityanduseandoperatorcomfort.3-4 THISPAGEPURPOSELYLEFTBLANK3-5 WORKSPACESURVEYFINDINGSANDCLOsGENERATEDN/AYESNQCOMMENTS6.1.13FURNITUREAM3EQUIPMENTLAYOUTa.b.VIEWING-Desksandconsolesplacedintheprimaryoperatingareashouldpermitoperatorsatthosedesksandconsolesfullviewofallcontrolanddisplaypanels(includingannunciatorpanels)intheprimaiyoperatingarea(seeExhibit6.1-2).COMMLMCATIONS-Deskandcon-soleplacementshouldfacilitatevoicecommunicationsfromoperatorsseatedatt.hoseworkstationstoanypointintheprimaryoperatingarea.CoOPERATORACCESS(1)Operatorshouldbeableto'gettoanyworkstationwithouthavingtoovercomeobstaclessuchastrippinghazards,poorlypositionedfilingcabinetsorstorageracks,maintenanceequipment,etc.(2)Operatorsshouldbeabletoposi-t:ionthemselvesconvenientlyforperformingtaskactionsatanyworkstation.CION1.1-5d.CIRCLlATIONPATTERNS(1)Thecontrolroomarrangementshouldfacilitateefficientunob-structedmovementandcommuni-cation.(2)Thecontrolroomarrangement.shouldminimizeinterferencebetweenthemembersoftheoperationalcrew.3-6 WORKSPACESURVEYFINDINGSANDCLOsGENERATEDTABLE3.IN/AYESNOCOMMENTS6.1.1.3(Cont'd)~~e.OPERAT(2)Lateralspaceforaseatedoperatorshouldbenolessthan30inches(seeExhibit6.1-3).Greaterlatitudeispreferable.ORMAM3JVERINGSPACE-Betweentheback(operator'sposition)ofdesk/consolesandanysurfaceorfixedobjectbehindtheoperator,adequatespaceshouldbeallowedfortheoperatortogetintoandoutofachairfreelyortoturninthechairtoviewtheequipmentbehind.(I)Aminimumseparationof36inchesfromthebackofanydesktoanyopposingsurfaceissug-gestedastheminimum(seeExhibit6.1-3).Agreatersepara-tionispreferable.BetweencomputeropconsoleandCRTdisplaybench.CLON1.1-7EQUIPMENT-TO-OPPOSING-SURFACEDISTANCE-Enoughspaceshouldbeallowedsothatpersonnelcanperformallrequiredtasks.Thespaceshouldaccommodatekneelingandbending,simultaneousworkbymorethanoneoperator,andsimultaneousperform-anceofoperationalandmaintenancetasksasmayberequired.Recom-mendedminimumseparationsareillus-tratedinExhibit6.1-4(2)Aminimumseparationof50inchesisrecommendedbetween'asinglerowofequipment/panelandawallorotheropposingsurface.Aminimumseparationof50inchesisalsorecommendedbetweentworowsoffacingequipmentifbothrowsareworkedbyasingleoperator.3-7

WORKSPACESURVEYFINDINGSANDCLOsGENERATEDN/AYESNOCOMMENTS6.1.1Df.(Cont'd)go(3)Aminimumseparationof8feetisrecommendedbetweenopposingrowsofequipment.wheremorethanonepersonmustworksimul-taneouslyonoperationalormain-tenancetasksandkneeling,bend-ing,oruseoftestequipmentmaybenecessary.OPEMNGS-Panelsshouldbelaidoutandmaintained,andequipmentenclos-uresdesigned,sothattherearenounguardedopeningsthroughwhichunwantedobjectscanbeintroduced.XEP1.1-86.1.1.4DOCUMENTORGANIZATIONAIDSTORAGE..a.ACCESSIBILIITY(1)Allproceduresandotherdocu-mentsthatmaybeneededforreadyreferenceshouldbekeptinthecontrolroom.(2)Referencedoumentsshouldbestoredwheretheyareeasyto.locateandextractforuse.Theyshouldnotbelockedup,storedinplacestoolowortoohighforlargeandsmallpersonneltoaccesseasily,incrampedspaces'orwherepoorilluminationexists.b.LOCATIONAIDSXCLOF1.1-9(1)Clearlyvisibletitlelabelsshouldbeprovidedtoidentifyspecificdocuments.XQD1.1-10(2)Labelsshoulddistinguishdocu-mentsasmuchaspossible.3-8 WORKSPACESURVEYFINDINGSANDCLOsGENERATEDgl"TABLE3.1N/AYESNOCOMMENTSgmanyvolumesinonelocationcreatesasearchpro-blem,especiallyiftitlesaresimilar.Onemeansofreducingsearchtimewouldbetoputoperationaldocumentationinonelocationandotherdocumentationinasecondarylocation.CONVENIENCEOFUSE(1)Documentsshouldnotbefixedinracks;itshouldbepossibletoremovedocumentsforuse.(2)Documentsshouldbeboundsothattheycanbeopenedfullyandwillremainopenatthedesiredplacewithoutholding.d.PROTECTION-Documentsshouldbeprotectedfromwearsothattheydonotbecomedog-eared,dirty,loose,tom,anddifficulttoread.CLON1.1-11CL9t1.1-12e.DEDICATEDSETSOFPROCEDLRZS-Setsofprocedu'resshouldbeseparatelystoredforeachunitinamultiunitcontrolroom.6.1.1.6SUPERVISORACCESSa.ACCESS-Theshftsuipervisor'sofficeshouldbelocatedsoastopermitpromptphysicalaccesstothecontrolroomunderallconditions,includingcontrolroomisolation.Thepreferredlocationiswithinthecontrolroomisolationboundary,withplacementtopermitgoodvisualandvoicecontactwiththeprimaryoperationalarea.Col.1-4,3-9 WORKSPACESURVEYFINDINGSANDCLOsGENERATEDN/AYESNOCOMMENTS6.1.1.6(Cont'd)b.COMMUNICATIONS-Whentheshiftsupervisor'sofficeisnotwithinthecontrolroomboundary,dedicatedcom-municationslinksbetweentheprimaryoperatingareaandtheshiftsupervisor'sofficeshouldbeprovided.(SeeGuide-Line6.2.1.7)6.1.1.7NONESSENTIALPERSONNELACCESSProvisionshouLdbemadetoLimittheaccessandmovementofnonessentialbutauthorizedpersonneLtoprescribedareaswithinthecon-trolroom.XCLOF1.1-16.1.2.6USEOFPROCEDURESANDOTHERREFERENCEMATERIALSATCONSOLESProvisionshouldbemadesothattheproced-uresmanualsandotherreferencematerialscanbeconsultedeasilywhiLetasksequencesareperformedattheconsoles.Exhibit6.1-15showsthepoorpracticeofLayingmanualsdownonthebenchboardwhennoconvenientplacehasbeenprovidedforthem.Exhibit6.1-16showsagoodsolutionadoptedbyseveralplants:arolLingbookcaseispro-videdforstoringandusingproceduresmanuals.6.1.2.7DESKDIMENSIONSaOWORKINGSPACE-Desksshouldprovideenoughclearworkingspaceforallmaterialsrequiredfortaskperform-ance.b.CHAIRPOSITIONS-Thedeskshouldallowfordifferentchairpositionsasrequired,withadequatekneespace.X3-10

WORKSPACESURVEYFINDINGSANDCLOsGENERATEDTABLE3.1N/AYESNOCOMMENTS6.1~7(~d)Ced.OPERATORCOMFORT-Therelationshipsofworkingsurfaceheightandarea,kneeroom,andchairheight.shouldallowoperatorstoworkcom-fortably.Exhibit6.1-17illustratesanuncomfortablesituationcreatedbydeskheightandchairdesign.0DIMENSIONS-TtjefollowingdeskdimensionsarerecommendedandshowninExhibit6.1-18:(1)Forseatedworkonly,26to31inchesabovethefloor(29inchesisastandardheight).(2)Forsit-standdesks,36to38inchesabovethefloor.(3)Worksurfaceareadepth:16inchesminimum.XTherearenosit-studdesks.(4)Worksurfaceareawidth:24inchesminimumiftasksinvolvereadingandwritingonly;30inchesminimumifotherkindsoftasksarerequired.(5)Kneeroomheight:Adistanceofapproximately25inchesfromthefloortotheunder-surfaceofthedesktopshouldprovideadequateclearancefor5thto95thper-centilemaleandfemaleadultsatsit-down-onlystations.(6)Kneeroomdepth:18inchesmini-ITlumo(7)Kneeroomwidth:20inchesmini-mum(greaterwidthpreferred).Computerconsole-107'L(Ht1.1-6.3-11

WORKSPACESURVEYFINDINGSANDCLOsGENERATEDN/AYESNOCOMMENTS6.14.8CHAIRSa.b.CoMOBILITY-Chairsshouldpivotsothatoperatorscanreadilyadjustposi-tion.Mobilebases(casters)arerecom-mendedforchairsatsit-onlystations.BACKRESTS-ChairsshouldsupportatleasttheLowerbackcurvature(lum-brosacralregion).Therecommendedanglebetweenthehackandtheseatisabout100oforofficetasks(suchaskeyboardtasks).Agreaterangleispreferredforreadingandresting.ARMRESTS-Wherepersonnelmayremainseatedforrelativelylongperiods,chairswitharmrestsarepre-ferred.Adjustableorretractablearm-restsmaybenecessarytoallowtheelbowstorestinanaturalpositionandforcompatibiLitywithaparticulardesk/console.XCIX81.1-14d.CUSHIONING-Seatandbackrestshouldbecushionedwithatleast1inchofcompressiblematerial,enoughsothatsomeresilienceremainswhenthechairisoccupied.e.SEATAREA-Thethighsandthebacksofthekneesshouldnotbecom-pressedsoastocausefatigueandcir-culationproblems.TheseatshouldbeatLeast17incheswide.Seatdepthshouldbe15-17inches(seeExhibit6.1-19).0'EATADXJSTABILITY-Forchairsatsit-downstations,seatheightshouldgenerallybeadjustablefrom15to18inches(Exhibit6.1-19).Forchairsatsit-standstations,seatheightshouldbeadjustablefrom26to32inches(Exhibit6.1-20).XGoal.1-1S3-12 WORKSPACESURVEYFINDINGSANDCLOsGENERATEDTABLE3,1YESNOCOMMENTS6.1.2.8(Cont'd)~~g.FOOTRESTS-'Anadjustablefootrest.orheeLcatchshouldbeprovidedtosupportthefeetatalevelnomorethan18inchesbelowtheseatsurface.Ifafootrestispart.ofthechair,acirculardesignisrecommended,diamet;er18inches.Thefootrestmightbeprovidedont.heconsolebase.6.1.3.1UNITINTEGRATIONAhDIM'ER-FERENCEXCU81.1-13aOb.EQUIPMENTARRANGEMENT-Equipment.shouLdbearrangedwithmovementandcommunicat.ionpatternsinmind,sothatunitoperationsdonotinterferewit,heachother.SEMOROPERATOR.STATION-Senioroperatorswhosuperviseandassistoperationsof'morethanoneunitneedtobestationedsothattheycancommunicat.eeffectivelywithoperatorsineachunitandhaveanunobstruct.edvisualpathtothecontrolboardsofeachunit.XDonothavesenioropera-torswhosupervisemorethanoneunitatatime.6.1.5.6PERSONALSTORAGEa.STORAGELOCATIONS-Thereshouldbeasuitable,out-of-the-'waybutsecureplaceinwhichcontrolroompersonnelmaykeeptheircoatsandotherpersonalbeLongings.b.'TORAGESUITABILITY-Iflockersareprovided,theyshouldbelargeenoughtoholdtheitemsthatcanreasonablybeexpectedtogointothem.6.1.5.7AMBIENCEAhK)COMFORTAneffortshouldbemadetocreateapleasantandcomfortabLeworksettinginviewofthelonghoursandconfiningaspectsoft.hecontrolroomoperator'sjob.3-13 WORKSPACESURVEYFINDINGSANDCLOsGENERATEDN/AYESNOCOMMENTS6.1.5.7(Cont'd)a.DECOR-Feat.urest.obeconsideredinclude:(1)Colorcoordinat.ion.(2)UseofcoLorandlightingtocreateacheerfulatmosphere(withoutintroducingglareandbrightnesstoadegreethatcauseseyefat.igueofanoverlyintenseat,mosphere).(3)VisuaLrelieffromarraysofinstrumentat.ion.(4)Comfort.abLeseat.ing.(5)Carpet.ingtolessenthefatigueofstandingandwalking.b.'RESTROOMANDEATINGFACILITIESXCLOIt1.1-2(1)Arestroomandkit.chenoreatingareashouldbeprovidedwithin(preferably)ornearthecontrolroomisolationboundary.XCLON1.1-3(2)Sinceformalbreaksarenot.scheduledinmostcontrolrooms,itisimportantthat.personnelhaveaccesstothesefacilitieswit.hout.deLay.It.ispreferablethat.theybeusedonlybycontrolroompersonnel.XCLON1.1-3(3)Provisionshouldbemadeforcommunicationiffacilitiesareout.ofvoicecont.act.,sot.hat.anoperatortakingabreakcanbecontact.edasnecessarybyperson-nelinthecontroLroom.(SeeGuideline6.2.1.7.)XCLON1.1-33-14 WORKSPACESURVEY.FINDINGSANDCLOsGENERATEDTABLE3.1N/AYESNOCOMMENTS6.1.5.7(Cont'd)RESTAREA/LOUNGE-Considerationshouldbegiventoprovidingarestarea(possiblyinconjunctionwiththeeatingarea)conducivetorelaxationandrevitalization,especiaQywhereshiftsarelong.HaveareaforeatingatrearofCR.CR-areatoolimitedinsizeforsepar-aterestareaorlounge.3-15 00-3.2AnthroometricsSurveTP-1.2ThissectiondocumentstheresultsoftheanthropometricssurveyconductedinthemaincontrolroomsattheD.C.CookNuclearPlant.ThisreviewwasconductedinaccordancewiththerequirementsofNUREG-0700,asspecifiedintheD.C.CookDCRDRprogramplan.3.2.1Ob'ectivesTheobjectivesoftheanthropometricssurveywereasfollows:a.Assesstowhatdegreeallset-down,stand-upandsit-standworkstations,withorwithoutCRTdisplays,inthecontrolroomsconformtothecriteriain,NUREG-0700.b.IdentifyanddocumentanyfeaturesoftheworkstationsthatdonotconformtothecriteriainNUREG-0700.3.2.2~ScoeThescopeoftheeffortwastoassesstheworkstationdesigninthemaincontrolroomsattheD.C.CookplantusingtheapplicableguidelinesinNUREG-0700.Theanthropometricstopicsevaluatedwere:oStand-upconsoledimensionsoSit-downconsoledimensionsoVerticalpanelsoOperator-display/controlsrelationships3.2.3CriteriaThecriteriaappliedinthissurvey,identifiedbyNUREG-0700paragraphnumberare:paragraphs6.1.2.2athroughg;6.1.2.3athroughh;6.1.2.4athroughc;6.1.2.5aandb;and6/7.2.3athroughf.ThedetaileddefinitionsforthecriteriaarepresentedinTable3.2.3.2.4.1DataCollectiona.Datawerecollectedusingthechecklistcontainedintheanthropometricstaskplan.b.ReachandvisualenvelopesrecommendedinNUREG-0700weredemarcatedonthecontrolboardphotomosaicandvisualobservationsweremadeofthelocationofcontrolsanddisplays,Controlsanddisplaysfallingoutsideoftherecommendedenvelopeswerenotedandrecorded.3-16 3.2.4.2Analysis--Datawereanalyzedaccordingtothefollowingprocedure:a.AlldeviationsfromthecriteriawererecordedonCLOreports.Recordedinformationincludedtheequipmentinvolved,adescriptionoftheproblemincludingtheNUREG-0700paragraphnumberofthecriteriaandarecommendedsolution.b.ThedatacollectiondescriptionwasalsorecordedontheCLOform.Wheredatafromtwoormoresourceswerecontradictoryresolutionoftheconflictwasachievedthroughdatarevi.ewanddiscussionswithcognizantD.C,Cookpersonnel.3.2.5Findin<isThefindingsoftheanthropometricssurveyarepresentedinTable3.2"AnthropometricsSurveyFindingsandCLOsGenerated."Atotalof40criteriawereappliedtotheD.C.Cookcontrolrooms.Ofthecriteriaapplied,3werenotapplicable,32werenotviolated.Oneofthecriteriaviolatedwasal'socoveredintheworkspacesurveyandwasdocumentedthere.TwoCLOsweregeneratedwhichcoveredtheother4criteriaviolated.ThoseCLOsdescribecontrolsanddisplayslocatedtoohighortoolowontheverticalpanels.3-17 THISPAGEPURPOSELYLEFTBLANK3-18 0e00 ANTHROPOMETRICSSURVEYFINDINGSANDCLOsGENERATEDTABLE3.2N/AYESNOCOMMENTS612.2STAND-UPCONSOLEDIMENSIONSCONSOLEHEIGHTTOSEEOVER-Whenitisnecessaryforastandingoperatortoseeoverthetop,consoleheight(withorwithoutannunciatorpanels)shouldnotexceed58inches.CONTROL~GHT-(Exhibits6.1-5and6.1-6)(1)Thehighestcontrolonastand-upconsoleshouldbewithinthehighestreachofthe5thpercen-tilefemalewithoutstretchingorusingastool,ladder,etc.(2)Thelowestcontrolsonastand-upconsoleshouldbewithinthelowestreachofthe95thpercen-tilemalewithoutbendingorstooping.BENCHBOARDSLOPE-..Thebench-boardslope,inconjunctionwithitsdepth,shouldresultinallcontrolsbeingwithinthereachradiusofthe5thper-.centilefemale,asillustratedinExhibit6.1-6.d.CONTROLDISTANCEFROM~FRONTEDGEOF.THECONSOLE(1)Controlsshouldbesetbackaminimumof3inchesfromthefrontedgetoprotectagainstaccidentalactivation.(2)Nocontrolshouldbemorethan25inchesframthefrontedgeoftheconsole.Thisaccommodatesthemaximumreachofthe5thper-centilefemaleadultasillustratedinExhibit6.1-6.3-19

ANTHROPOMETRICSSURVEYFINDINGSANDCLOsGENERATEDTABLE3,2,6.1~(Contd)YESNOCOMMENTSe.DISPLAYPOSITIONINQ-(Exhibit6.1-7)(1)DISPLAYHEIGHTANDORIEN-TATION(a)Alldisplays,includingannun-ciatortiles,shouldbemountedsothattheyarewithintheupperlimitofthevisualfield(75oabovethehorizontallineofsight)yfthe5thpercentilefemale.(b)Inaddition,all'displaysandannunciatorsshouldbemountedsothattheanglefromthelineofsighttothefaceplaneis45oorgreater.The5thpercentilefemaledeterminestheupperlimit.The95thpercentilemaledeter'minesthelowerlimit.(2)HORIZONTALDISPLACE-MENT-Theobliqueanglefromthelineofsighttoadisplaylocatedtoeithersideoftheworkingpositionfromwhichthedisplaymustbereadshouldbeatleast45o.Thisincludesannun-ciatortiles,whichshouldberead-ablefromtheacknowledgebutton.(SeeExhibit6.1-8.)LATERALSPREADOFCONTROLSAMODISPLAYS-Theoperatorshouldbeabletoperfor'mtasksequencesatagivenworkstationwithminimumrespositioning.Theamountofoperatormovementrequireddependsonthearrangementofcontrolsanddisplays,notsimplyonthelateraldimensionsofthesegmentsofthecontrolboard.Themaximumlateralspreadofcontrolsanddisplaysatasingle-operatorworkstationshouldnotexceed72inches.3.-20

,ANTHROPOMETRICSSURVEYFINDINGSANDCLOsGENERATEDTABLE3.2N/AYESNOCOMMENTS6.1~(fetid)g.FOOTROOM-Enoughfootroomisneededtoallowtheoperatortogetclosetotheboardwithoutleaning.Aclearanceof4inchesverticallyand4incheshorizontallyisrecommended.~2DSIT-DOWNCONSOLEDa.CONSOLEHEIGHTTOSEEOVER(1)Iftheseatedoperatormustseeovertheconsole,theconsoleheightshouldbenomorethanapproximately27inchesabovetheseatto'accommodatethe5thpercentileadultfemale.Assum-ingseatheightadjustedto18inches,maximumconsoleheightshouldthereforebe45inchesabovethefloor.b.(2)See-overconsoleheightsabove45inchesmaybeacceptable,forexample,wheretheseatedoperatorneedonlymonitor(notread)statuslightsandannun-ciatorsbeyondtheconsole,iftheyareatasuitabledistanceandheight.CONTROLHEIGHT-Allcontrolsonasit-downconsoleshouldbewithinthereachradiusofthe5thpercentilefemale.Measurementsshouldbemadeusingseatedshoulderheightwiththeshoulderinlinewiththeleadingedgeofthebenchboard.'ThislsillustratedinExhibit6.1-9.coBENCHBOARDSLOPE-Thebench-boardslope,inconjunctionwithitsdepth,shouldbesuchthatallcontrolsarewithinthefunctionalreachradiusofthe5thpercentilefemale(asillu-stratedinExhibit6.1-9)andalldisplaysandmarkingscanberead.3-21

ANTHROPOMETRICSSURVEYFINDINGSANDCLOsGENERATEDTABLE3'6.1.M(Cont'd)CONTROLOISTAhK.EFROMTHEFRONTEDGEOFTHECONSOLE.(1)Controlsshouldbesetbackaminimumof3inchesfromthefrontedgetoprotectagainstaccidentalactivation.(2)Othercontrolsmaybemountedasfarbackas25'inchesfromtheconsoleedge~Thisdistanceaccommodatestheextendedfunc-tionalreachofthe5thpercentileasdefined.e.DISPLAYPOSITIONIhK(1)Alldisplays,includingannunciatortiles,shouldbemountedsothattheyarewithintheupperlimitofthevisualfield-75oabovethehorizontallineofsight-ofthe5thpercentilefemale(seeExhibit6.1-10).(Practically,thereisnolowerlimitforaplausiblesit-downconsoledesign.)N/AYESNO.COMMENTS(2)Inaddition,aQdisplaysshouldbemountedsothattheanglefromthelineofsighttothedisplayfaceplaneis45oorgreater(seeExhibit6.1-10).The5thpercen-tilefemaledeterminestheupperlimit.f.LATERALSPREADOFCONTROLSAhDDISPLAYS'(Exhibit6.1-11)Forcontrolandmonitoringactionsthatmustoccurinsequence,allnecessarycontrolsanddisplaysshouldbewithinthemaximumextendedreachandtheviewingrangeoftheseatedoperatorfromasinglereferencepoint.3-22 0

ANTHROPOMETRICSSURVEYFINDINGSANDCLOsGENERATEDTABLE3.2N/AYESNOCOMMENTS6.1~f(C~td)'2)ForthesituationdescribedinitemI,above,andsustainedorprecisecontrolaction,theoperatorshouldbeabletoreachthecontrolswithouthavingtobend/stretchsignificantly.LEGANOFOOTROOM-Sufficientlegandfootroomshouldbeprovidedtoenableseatedoperatorstqavoidawk-wardanduncomfortablepositions.Exhibit6.1-12showsthedimensionsinvolvedandgivesminimumsandrangesnecessarytoaccommodatethe5thto95thpercentiles(asdefinedinExhibit6.1-5).Coveredinworkspace.CLO¹1.1-6h.WRITINGSPACEONCONSOLES-Writingspacemaybeneededbyoperatorsworkingatconsoles.(1)Anareaatleast16inchesdeepand24incheswideisrecom-mendedwherethesedimensionsinthetotalconfigurationwouldfitoperatorreachcapabilities.Lessspacemaybeadequateconsider-ingthefrequencyanddurationofwritingrequirementsatcontrolroomconsoles.(2)Ifwritingspacelsprovidedontheconsoleitself,itshouldnotinter-ferewithviewingandmanipu-lationofcontrolsanddisplays.(3)Ifwritingiinecessarybutspaceontheconsoleisnotavailable,otherarrangementssuchasanearbydeskortableshouldbeprovided.3-23

ANTHROPOMETRICSSURVEYFINDINGSANDCLOsGENERATEDTABLE3.26-1-2-4SIT-STAhK)SORKSTATIONSCONTROLAhDDISPLAYPOSI-TIONING-Theheightandlaterallimitsforcontrolsanddisplaysshouldconformtotheguidelinesgivenforstand-upconsoles(Guideline6.1.2.2).N/AYESNOCOMMENTSCoCHAIR~GHT-Theoperatorshould~beprovidedwithahighchairsothat'theseatedeyeheightisapproximatelythesameasstandingeyeheight.KNEEROOM-Kneeroomandcom-fortablefootsupportshouldbepro-vided.612.5VERtlCALPANELSa.CONTROLHEIGHT(1)Controlsshouldbeplacedinanareabetween34inchesand70inchesabovethefloor.(2)Controlsrequiringpreciseorfrequentoperationandemergencycontrolsshouldbeplacedinanareabetween34inchesand53inchesabovethefloor.b.DISPLAYHEIGHT(1)Displaysshouldbeplacedinanareabetween41inchesand70inchesabovethefloor.(2)Displaysthatmustbereadfre-quentlyorpreciselyshouldbeplacedinanareabetween50inchesand65inchesabovethefloor.'CLOS1.2-1XCLOS1,2-1XCLON1.2-2XCLON1.2-23-24

ANTHROPOMETRICSSURVEYFINDINGSANDCLOsGENERATEDTABLE3.2N/AYESNOCOMMENTS6.7-2CATHODERAYTUBE(CRT)DIS-PLAYS~~~6.7-2DOPERATOR-DISPLAYRELATION-SHIPSa.b.VIEWINGOISTAM=E-Viewingdis-tanceshouldbegreaterthan18inches.VIEWINGANGLE-Theminimumanglebetweentheoperator'sactualline-of-sight(LOS)asmeasuredfromtheoperator'snormalworkstation,andtheplaneofthedisplayscreenshouldbe45oorgreaterineitherthehorizontalorverticaldirection.SeeExhibits6.7-8and6.7-10.c.SCREEN,LOCATIONSEATEDOPERATORS(1)CRTdisplayswhichrequirefre-quentorcontinuousmonitoring,~orwhichmaydisplayimportant(e.g.,alarm)information,should.belocatedwithinthefollowihglimitsasmeasuredfromthenor-maloperatorworkstation(seeExhibit6.7-9):(a)Horizontallimits-Notmorethan35ototheleftorrightoftheoperator'sstraight-aheadLOS.(b)Verticallimits-Notmorethan20oaboveand40obelowtheoperator'shorizontalLOS.(2)CRTdisplayswhichdonotrequirefrequentorcontinuousmonitor-ing,andwhichwillnotdisplayimportant(e.g.,alarm)infor-mation,shouldbelocatedwithinthefollowinglimits(asmeasuredfromnormaloperatorworkstationswhichpermitfulloperatorheadandeyerotation.3-25

ANTHROPOMETRICSSURVEYFINDINGSANDCLOs'ENERATED6.7W3c(Cont'd)(a)Horizontallimits-Notmorethan95ototheleftorrightoftheoperator'sstraight-aheadLOS.(b)Verticallimits-Notmorethan70oaboveand90obelowtheoperator'shorizontalLOS.d.SCREENLOCATION,STAhDP4QOPERATORS(1)CRTdisplayswhichrequirefre-quentorcontinuousmonitoring,orwhichmaydisplayimportant(e.g.,alarm)information,should.belocatedwithinthefollowinglimitsasmeasuredfromthenor-maloperatorworkstation:(a)Horizontallimits-Notmorethan35ototheleftorrightoftheoperator'sstraight-aheadLOS.(b)Verticallimits-Notmorethan35oaboveand25obelowtheoperator'shorizontalLOS.(2)CRTdisplayswhichdonotrequirefrequentorcontinuousmonitor-ing,andwhichwillnotdisplayimportant(e~.,alarm)infor-mation,shouldbelocatedwithinthefollowinglimits(asmeasuredfromnormaloperatorworkstationswhichpermitfulloperatorheadandeyerotation):(a)Horizontallimits-Notmorethan95ototheleftorrightoftheoperator'sstraight-aheadLOS.(b)Verticallimits-Notmorethan85oaboveand90obelowtheoperator'shorizontalLOS.3-26N/AYESXNOCOMMENTS

ANTHRQPOMETRICSSURVEYfINDINGSANDCLOsGENERATEDN/AYESNOCOMMENTS6.7.2'Cont'd}MOLMGNGINCONSOLES-WhenCRTsarepermanentlymountedincon-soles,theconsoleconfiguration,dimensions,andtypeofuse{suchasseated,sit-stand,orstanding)affectstheCRT/operatorinterface.ConsolesinwhichCRTsareinstalledshouldcon-formtotheguidelinesofSection6.1Z.f.VISIBILITYOFDATA-AllCataandmessagesontheCRTscreenshouldbewithintheunobstructedviewofanoperatoratthenormalworkstation.3-27

3.3EmerencEuimentSurveTP-1.3ThissectiondocumentstheresultsoftheEmergencyEquipmentsurveyconductedinthemaincontrolroomsattheD.C.CookNuclearPlant.ThisreviewwasconductedinaccordancewiththerequirementsofNUREG-0700asspecifiedintheD.C.CookDCRDRprogramplan.3.3.1Ob'ectivesTheobjectivesoftheemergencyequipmentsurveywereto:a.'ssesstowhatdegreetheoperatorprotectiveequipment,fire,radiation,andrescueequipmentareaccessibleandmaintainableasdefinedbyNUREG-0700.b.Assesstheutilityofoperatorprotectiveequipment,fireradiation,andrescueequipmentasdefinedbyNUREG-0700.c.AssesstheutilityoftheemergencylightingsystemasdefinedbyNUREG-0700.d.AssesstheutilityoftheemergencycommunicationsasdefinedbyNUREG-0700.e.IdentifyanddocumentanyfeaturesoftheemergencyequipmentdesignthatdoesnotconformtothecriteriaofNUREG-0700.3.3.2~ScoeThescopeoftheeffortwastoassesstheemergencyequipmentfeaturesforthemaincontrolroomsattheD.C.CookplantusingtheapplicableguidelinesinNUREG-0700.Theemergencyequipmenttopicsevaluatedwere:oOperatorprotectiveequipmentoFire,radiationandrescueequipmentoEmergencyequipmentstorageoEmergencylighting.oEmergencycommunicationsoGeneralprinciples3.3.3CriteriaThecriteriaappliedinthissurvey,identifiedbyNUREG-0700paragraphnumberare:paragraphs6.1.4athroughi;6.1.4.2athroughe;6.1.4.3aandb;6.1.5.4aandb;6.2.1.8athroughc(3);and6.4.1.ld.Thedetaileddefini.tionsforthecriteriaarepresentedinTable3.3.3-28

3.3.4.1DataCollectiona.Datawerecollectedusingthechecklistcontainedintheemergencyequipmenttaskplan.b.Datawerecollectedprimarilythroughobservationandoperatorinterviewquestions.3.3.4.2Analysis--Datawereanalyzedaccordingtothefollowingprocedure:a.AlldeviationsfromthecriteriawererecordedonCLOreports.Recordedinformationincludedtheequipmentinvolved,adescriptionoftheproblemincludingtheNUREG-0700paragraphnumberofthecriteriaandarecommendedsolution.b.ThedatacollectiondescriptionwasalsorecordedontheCLOform.WheredatafromtwoormoresourceswerecontradictoryresolutionoftheconflictwasachievedthroughdatareviewanddiscussionswithcognizantD.C.Cookpersonnel.3.3.5~FindinsThefindingsoftheemergencyequipmentsurveyare.presentedinTable3.3"EmergencyEquipmentSurveyandCLOsGenerated."Atotalof22criteriawereappliedtotheemergencyequipment.ElevenoFthecriteriawerenotviolated.OnecriteriaviolatedwascoveredundercontrolssurveyTP-4.1andlabelssurveyTP-6.1withtheviolationrecordedthere.NineCLOsweregeneratedwhichcoverthe10criteriaviolated.3-29

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EMEfcCFNCYEQUIPtvlENTSURVEYFINDINGSANDCLOsGENERATEDN/AYESNOCOMMENTS6.1.4.1OPERATORPROTECTIVEEQUIP-MENTa.b.TYPESOFEQUIPMENT-Protectiveequipmentshouldincludeprotectiveclothingandbreathingapparatus.ANTHROPOMETRY-Protectiveclothingandbreathingequipmentshouldbecompatiblewithoperatorbodysizesandtaskstoprovideade-quatetactilesensitivityandabilitytosee,reach,move,communicate,andhear.XQB1.3-2CL081.3-3CL9f1.3-4Cad.e.gaPERIODICCHECKS-Operatorpro-tectiveequipmentshouldbeperiodi-callycheckedtodetermineifitisingoodcondition.QUANTIHY-Thereshouldbepro-tectiveequipmentavailableinsufficientquantitiesandsizesfortherequirednumberofoperators.MARKING-Protectiveclothingsizesshouldbeclearlyidentifiable.EXPENDABLES-Thereshouldbeanadequatesupplyofpersonalprotectionequipmentexpendables,suchasfilters.ACCESSIBILITY-Allprotectiveequipmentshouldbeeasilyandreadilyaccessible.XCL9t1.3-7XCL9tl.3-3TRAINING-OperatorsshouldbeweQpracticedindonningprotectiveequip-ment.PROCEDURES-Instructionsfordon-ning,doffing,andcontrollingpersonalprotectiveequipmentshouldbeprovided.XCLOftl.3-8331

EMERGENCYEQUIPMENTSURVEYFINDINGSANDCLOsGENERATEDTABLE3.3N/AYESNOCOMMENTS6.1.42FIR@RAOIATION,AhDRESCUEEQUIPMENTa.e.PERIODICCHECKS-Allequipmentshouldbeperiodicallycheckedtodeter-mineifitisingoodcondition.ACCESSIBILITY-Allequipmentshouldbeeasilyandreadilyaccessible.TRAINING-Operatorsshouldbetrainedintheuseofallemergencyequipment.PROCEDURES-Thereshouldbeawritten,administrativelyapprovedprocedureforeachtypeofemergencyorcombinationofemergencies.AUTOMATICWARNINGSYSTEM-Thereshouldbeanautomaticfirewarningsystemforcontrolroomfires.CLOP1.3-5CL($1.3-96.1A3EMERGENCYEQUIPMENTSTOR-AGEa.b.PROPERSTORAGE-Provisionshouldbemadefortheorderlystorage,inthecontrolroom,ofemergencyequipmentthatisneededbycontrolroompersonnel.ACCESS-Thestoragelocation(s)maybeawayfromtheprimaryoperatingareabutshouldbeaccessible,clearlymarked,andknowntoallpersonnel.CLOD1.3-16.1.5.4EMERGENCYLIGHTINGa.AUTOMATICACTION-Acontrolroomemergencylightingsystemshouldbeautomaticallyactivatedandimmedi-atelyavailableuponfailureofthenor-malcontrolroomlightingsystem.Thissystemshouldbeindependentofanyotherplant,lightingsystemthatisavailableinthecontrolroom.3-32

EMERGENCYEQUIPMENTSURVEYFINDINGSANDCLOsGENERATEDTABLE3.3N/AYESNOCOMMENTS6.1.5AEMERGENCYLIGHTING(cont'd)b.OPERABILITY-Failureofthenormalcontrolroomlightingsystemshouldnotdegradeoperabilityoftheemergencylightingsystem.6.2.1.8EMERGENCYCOMMLNICATIONSaOBACKUPEQUIPMENT-Provisionsshouldbemadetoassurecompleteinternalandexternalcommunicationscapabilitiesduringemergencies.XCL91.3-6b.EQUIPMENTUSABILITY-Communi-cationsequipmentshouldbeusablebypersonnelwearingprotectivegearwith-outimpedimenttotheirtasks.c..VOICECOMMUNICATIONSWITHMASKS\Emergencyfacemasksshouldbeequippedwithdiaphragmsthatarespeciallydesignedtotransmitspeech.(2)Thediaphragmsshouldbeabletoseparatevoicefromexhaustvalveaction.(3)Ifnotequippedwithdiaphragms,masksshouldbeequippedwithelectronicspeechsystemswhichpickupthevoicewithaninternalmicrophoneandtransmitittoaloudspeakerattachedoutsidethemask.6AI.lGENERALPRINCIPLESXCL081.3-4XCU81.3-4d.COMPATIBILITYWITHEMERGENCYGEAR-Ifusedwhilewearingprotec-tiveequipment(e.g.,oxygenmasks,protectivegloves),controlsshouldbe:(1)Easytoidentify.(2)Easytoactivate.Easeofidentificationcov-eredbyCLO!f6.1-1operabil-itycoveredbyCL(84.1-8and4.1-9.3-33

3.4HeatinVentilationandAirConditioninSurveTP-1.4Thissectiondocumentstheresultsoftheheating,ventilationandairconditioning(HVAC)surveyconductedinthemaincontrolroomsattheD.C.CookNuclearPlant.ThereviewwasconductedinaccordancewiththerequirementsofNUREG-0700asspecifiedintheD.C.CookDCRDRprogramplan~3.4.1~tlb'iTheobjectiveoftheheating,ventilationandairconditioningsurveywastoidentifyanddocumentanynonconformancewithNUREG-0700criteriapertainingtotheclimatecontrolportionofthecontrolroomsenvironment.3.4.2~ScoeThescopeoftheeffortwastoassesstheclimateoftheUnit1andUnit2controlroomsusingtheapplicableguidelinesinNUREG-0700.Theclimatecontroltopicsevaluatedwere:oTemperatureandHumidityoVentilation3.4.3CriteriaThecriteriaappliedinthissurvey,identifiedbyNUREG-0700paragraphnumberare:paragraphs,6.1.5.la;6.1.5.lb;6.1.5.2aand6.1.5.2b.ThedetaileddefinitionsforthecriteriaarepresentedinTable3.43.4.4.1DataCollectiona.DatawerecollectedusingthechecklistcontainedintheHVACtaskplan.b.ComfortzonesrecommendedinNUREG-0700weremeasuredandrecorded.Valuesfallingoutsidetherecommendedvaluewerenotedandrecorded.3-34 3.4.4.2Analysis--Datawere'analyzedaccordingtothefollowingprocedure::-.a.AlldeviationsfromthecriteriawererecordedonCLOreports.Recordedinformationincludedtheequipmentinvolved,adescrip'tionoftheproblemincludingtheNUREG-0700paragraphnumberofthecriteriaandarecommendedsolution.b.ThedatacollectiondescriptionwasalsorecordedontheCLOform.Wheredatafromtwoormoresourceswerecontradictory,resolutionofthecoriflictwasachievedthroughdatareviewanddiscussionswithcognizantD.C.Cookpersonnel.3.4.5~FindinsThefindingsoftheHVACsurveyarepresentedinTable3.4"Heating,VentilationandAirConditioningSurveyFindingsandCLOsGenerated."Fourcriteriawereappliedinthissurvey.Twoofthecriteriawerenotviolated.TwoCLOsweregeneratedforthe2criteriaviolated.TheseCLOsdescribetemperature-humidityandairvelocityproblems.3-35

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HEATING,VENTILATION,ANDAIRCONDmQNINGSURVEYFINDINGSANDCLOsGENERATEDTABLE3.4N/AYESNOCOMMENTS6.1.5.1TEMPERATUREANDHUMIDITYCOlvt=ORTZONE.-Theclimatecon-trolsystemshouldbecapableofmaintainingtemperatureandhumiditywithintheshadedareacomfortzoneshowninthefigureonthefollowingpage.TEMPERAT~DIFFERENTIAL-Airtemperatureatfloorlevelandatheadlevelshouldnotdifferbymorethan10oF.Nottrueprimarilyduetolowdry-bulbtemperaturesmeasured.CLOS1.4-172F6J..5.2VElLITILATIONa.AIRQUANTITY-Theventilationsystemshouldbecapableofintroducingoutdoorairintothecontrolroomatarateofatatleast15cubicfeetperminute(cfm)peroccupant.AIRVELOCITY-Airvelocitiesintheprimaryoperatingareashouldnotexceed45feetperminute(fpm)measuredatoperatorheadlevelandshouldnotproduceanoticeabledraft.Thefigurebelowshowsperceptionsofdraftinrelationtoairvelocityandtemperature.OKQX81.4-2$0~0ro,$0g$0~4'O~$0$0IOSCCAOCOIOII~CCLTTTCOT'OOLiTTC$$CCCLta0IYQAOQTtle+eOo1$oC,~IITCIKIJTVOCOefflOCNCC.~OCCPercentageofoccupantsobjecting337todraftsatneck.

3.5IlluminationSurveTP-1.5ThissectiondocumentstheresultsoftheilluminationsurveyconductedinthemaincontrolroomsattheD.C.CookNuclearPlant.ThisreviewwasconductedinaccordancewiththerequirementsofNUREG-0700asspecifiedintheD.C.CookDCRDRprogramplan.3.5.1t~lb'.lTheobjectivesoftheilluminationsurveywereto:a.AssesstowhatdegreethenormalandemergencylightinginthemaincontrolroomconformtothecriteriaofNUREG-'0700.b.IdentifyanddocumentanylightingcharacteristicsthatdonotconformtothecriteriaofNUREG-0700.3.5.2~ScoeThescopeofthissurveywastoidentifyanyundesirablelightingcharacteristicsinthemaincontrolroomsasdefinedbyNUREG-0700guidelines.Theilluminationtopicsevaluatedwere:o'lluminationlevelanduniformityoGlareoEmergencylighting3.5.3CriteriaThecriteriaappliedinthissurveyarefromNUREG-0700paragraphs6.1.5.3and6.1.5.4c.ThedetaileddefinitionsforthecriteriaarepresentinTable3.5.3.5.4.1DataCollectiona.Datawerecollectedusingthechecklistcontainedintheilluminationtaskplan.b.Normala'mbientilluminationandnormalluminanceweremeasuredthroughoutthecontrolroom.Thesevalueswererecordedonagridformatforeachcontrolroom.Responsetooperatorinterviewquestionswerealsorecorded.3-38 e

Analysis--Datawereanalyzedaccordingtothefollowingprocedure:a.AlldeviationsfromthecriteriawererecordedonCLOreports.Recordedinformationincludedtheequipmentinvolved,adescriptionoftheproblemincludingtheNUREG-0700paragraphnumberofthecriteriaandasuggestedsolution.b.ThedatacollectiondescriptionwasalsorecordedontheCLOform.WheredatafromtwoormoresourceswerecontradictoryresolutionoftheconflictwasachievedthroughdatareviewanddiscussionswithcognizantD.C.Cookpersonnel.~findinsThefindingsoftheilluminationsurveyarepresentedinTable3.5"IlluminationSurveyFindingsandCLOsGenerated."Atotalof9criteriawereappliedtotheD.C.Cookcontrolrooms.Ofthecriteriaapplied,2werenotviolated.SevenCLOsweregeneratedwhichcoveredthe7criteriaviolated.TheseCLOs'describeproblemswithilluminationlevel,uniformity,shadowing,glare,reflectanceandsurfacecolor.3-39

THISPAGEPURPOSELYLEFTBLANK3-40 Ill ILLUMINATIONSURVEYFINDINGSANDCLOsGENERATEDN/AYESNOCOMMENTS~~~a.LEVELS-(fromExhibit6.1-22)Numbersarethemin-recommended-maxinftC.(1)Panels,primary20-30-50(2)Auxpanels20-30-50(3)Scaleindicators20-30-50(4)Seatedoperations50-75-100(5).Reading,handwriting50-75-100(6)Reading,print20-30-50(7)Writing50-75-100(8)'aintenance20-30-50(9)Emergencyoperations-minimumof10,recommendedandmaximumasaboveforarea/task.XCLOIt1.5-40b.Ced.lWIFORMITY-Thelevelofilluminationshouldnotvarygreatlyoveragivenworkstation.SUPPLEMENTALLIGHT-Supplementallightingshouldbeprovidedforpersonnelperformingspecializedvisualtasksinareaswherefixedilluminationisnotadequate.TAKAREALUMNAhKXRAlIOS-Todeterminetasklightingrequirements,itisnecessarytoconsiderthelevelsoflightingwhichsurroundatask.Greatdisparitiesbetweentaskandbackgroundlightingcanleadtoadaptationproblems.Toensureeffectivevisualperformance,thetaskarealuminanceratiosinExhibit6.1-23shouldnotbeexceeded.XC181.5-6XCU81.5-13-41

ILLUiviiNATIONSURVEYFINDINGSANDCLOsGENERATEDTABLE3.5N/AYESNOCOMMENTS6-1.5.3(Cont'd)e.SHADOWING-Toreduceoperatorfatigueandeyestrain,shadowsshouldbeavoided.CLON1.5-7(1)Ambientilluminationshouldbeprovidedviaindirectordiffuselighting.(2)Labels,instructio~andotherwritteninformationshouldnotbeinshadowedpositions.f.GLARE-Glareshouldnotinterferewiththereadabilityofdisplays,labels,orindicators.CLCN1.5-2g.REFLECTANCE-Theamountofreflectedlightisaffected'byilluminatedsurfacecolors.ReflectanceshouldconformtotherecommendationsshowninExhibit6.1-24.(SeealsoExhibit6.1-25.)CLON1.5-5h.COLOR-Surfacecolorsshouldberecognizableunderbothnormalandemergencylightingconditions.6W5AEMERGENCYLIGHTINQCL(81.5-3c.LIGHTINGLDIELS-Thecontrolroomemergencyilluminationsystemshouldbedesignedtoprovideaminimumilluminationlevelof10footcandlesataHworkstationsintheprimaryoperatingarea.XAccordingtooperators,theemergencylightingdoes'notprovideadequatelightincenterofroom.Isadeuatealonanelsandoperatorseskaswellasnecessaworstations.Unabletomeasureemergencylightinglevelsduetoplantopera-tingstatus.3-42

3.6AmbientNoiseSurveTP-1.6ThissectiondocumentstheresultsoftheambientnoisesurveyconductedinthemaincontrolroomsoftheD.C.CookNuclearPlant.Thereviewwa'sconductedinaccordancewiththerequirementsofNUREG-0700,asspecifiedintheD.C.CookDCRDRprogramplan.~ob'ectiveTheobjectiveoftheambientnoisesurveywastoidentifyanddocumentanynonconformancewithNUREG-0700criteriapertainingtotheauditoryenvironmentandacousticdesignofthecontrolrooms.3.6.2~ScoeThescopeoftheeffortwastoassesstheambientnoiselevelintheUnit1andUnit2controlroomsusingtheapplicableguidelinesinNUREG-0700.Theambientnoisetopicsevaluatedwere:oAuditoryenvironmentoBackgroundnoiseoNoisedistractions3.6.3CriteriaThecriteriaappliedinthissurveyarefromNUREG-0700paragraphs6.1.5.5athroughe.DetaileddefinitionsforthecriteriaarepresentedinTable3.6.3.6.4.1DataCollectiona.Datawerecollectedusingthechecklistcontainedintheambientnoisetaskplan.b.Noiselevel'easurementsweretakenatspecificlocationsthroughoutthecontrolrooms.Thosemeasurementswerenotedandrecorded.3-43

i3.6.4.2Analysis--Datawereanalyzedaccordingtothefollowingprocedure:a.Alldeviation'sfromthecriteriawererecordedonCLOreports.Recordedinformationincludedtheareainvolved,adescriptionoftheproblemincludingtheNUREG-0700paragraphnumberofthecriteriaandarecommendedsolution.b.ThedatacollectiondescriptionwasalsorecordedontheCLOform.Wheredatafromtwoormoresourceswerecontradictory,resolutionoftheconflictwasachievedthroughdatareviewanddiscussionswithcognizantD.C.Cookpersonnel.3.6.5~FindinsThefindingsoftheambientnoisesurveyarepresentedinTable3.6.AmbientNoiseSurveyandCLOsgenerated.SixcriteriawereappliedtotheD.C.Cookcontrolrooms.Ofthecriteriaapplied,3werenotviolated.ThreeCLOsweregeneratedwhichcoveredthecriteriaviolated.ThoseCLOsdescribebackgroundnoise,noisedistractionsandauditoryenvironmentproblems:3-44

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AMBIENTNOISESURVEYFINDINGSANDCLOsGENERATEDTABLE3.6N/AYESNOCOMMENTS6.LSDAUDITORYENVIRONbKNT-Theacousticdesignofthecontrolroomshouldensurethatverbalcommunicationsbetweenoperatorsare'notimpaired;auditorysignalsarereadilydetected;andauditorydistrac-tion,irritation,andfatigueofoperatorsareminimized.XCLOlt1.6-3BACKGROUNDNOISE-Backgroundnoiseshouldnotimpairverbalcom-municationbetweenanytwopointsintheprimaryoperatingarea.Verbalcommunicationsbetweenthesepointsshouldbeintelligibleusingnormalorslightlyraisedvoicelevels.Seefigure,pageA-2.XCLCN1.6-1b.LIhCT-Backgroundnoiselevelsshouldnotexceed65dgA).FLHTFKRREDUCTIONS-Furtherreductionsinbackgroundnoisemaybe.requiredwherecommunicationsbetweentheprimaryoperatingareaandothercontrolroomlocationsareneces-saryandvoicetransmissionsystemsarenotprovided.Measurementstakenduringlowactivityperiodsandwithoutalaxms,talkingandspeakers.d~NOISEDISTRACTIONS-Noisedis-tractionsgeneratedeitherinsideoroutsidethecontrolroomshouldbeminimized.XQ81.6-2e.REVERBERATIONTIhKANDSOLP43ABSORPTION-Theacousticaltreat-mentofthecontrolroomshouldlimitreverberationtimetoonesecondorless.3-46 Cl 3.7HaintainabilitSurveTP-1.7ThissectiondocumentstheresultsofthemaintainabilitysurveyconductedinthemaincontrolroomsattheD.C.CookNuclearPlant.ThisreviewwasconductedinaccordancewiththerequirementsofNUREG-0700asspecifiedintheD.C.CookDCRDRprogramplan.3.7.1Ob'ectivesTheobjectivesofthemaintainabilitysurveywereto:a.AssesstowhatdegreecomponentswithintegrallightingareoperatormaintainableasdefinedbyNUREG-0700.b.AssesstowhatdegreedisplayfailuresarerecognizablebytheoperatorasdefinedbyNUREG-0700.c.Assesstowhatdegreespareparts,operatingexpendablesandspecialtoolsareavailableandadequateforuseby-theoperator.d.IdentifyanddocumentanyfeaturesinthecontrolroommaintainabilitydesignthatdonotconformtothecriteriaofNUREG-0700.3.7.2~ScoeThescopeoftheeffortwaslimitedtoassessingmaintainabilitydesignwithrespecttothemaintenanceresponsibilitiesofcontrolroomoperatorsasidentifiedinNUREG-0700.Themaintainabilitytopicsevaluatedwere:oSpareparts,operatingexpendablesandtoolsoLampreplacementoBulbtestcapability3.7.3CriteriaThecriteriaappliedinthissurveyarefromNUREG-0700,paragraphs6.1.1.5athroughf;6.2.1.lb;6.3.3.lc(1)through(3);6.4.3.3c(1)through(4);6.5.3.la(1)through(3)andc(2)and6.5.4.leandf.ThedetaileddefinitionsforthecriteriaarepresentedinTable3.7.3-47

3.7.4.1DataCollectionDatawerecollectedbyinterviews,observationsanddocumentreviews.Alldatacollectedwererecordedonthechecklistcontainedinthemaintainabilitytaskplan.3.7.4.2Analysis--Datawereanalyzedaccordingtothefollowingprocedure:a.AlldeviationsfromthecriteriawererecordedonCLOreports.Recordedinformationincludedtheequipmentinvolved,adescriptionoftheproblem,includingtheNUREG-0700paragraphnumberofthecriteriaandarecommendedsolution.b.ThedatacollectiondescriptionwasalsorecordedontheCLOform.Wheredatafrommorethanonesourcewerecontradictory,resolutionwasachievedthroughdatareviewanddiscussionswithcognizantD.C.Cookpersonnel.3:7.5~FindinsThefindingsofthemaintainabilitysurveyarepresentedinTable3.7"HaintainabilitySurveyFindingsandCLOsGenerated."Atotalof20criteriawereappliedtotheD:C.Cookcontrolrooms.Eightofthecriteriawerenotviolated.SevenCLOsweregeneratedwhichcoveredthe12criteriaviolated.ThoseCLOsdescribe,assessability,supplyandstorageofspares,andmaintenanceandavailabilityoftoolsforreplacement.3-48

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MAINTAINABILITYSURVEYFINDINGSANDCLOsGENERATEDN/AYESNOCOMMENTS6.1.16SPAREPARTS,OPERATINGEXPENDABLES,ANDTOOLSa.SUPPLY-Thereshouldbeanade-quatesupplyofexpendablesandspareparts:fuses,bulbs,inkandinkingpens,recordercharts,printerpaper,etc.Col.7-1b.CoeoACCESSIBILITY-Expendablesandsparepartsshouldbereadilyaccessible.TOOLS-Allnecessaryorspecialreplacementtoolsneededtoinstallexpendablesandsparepartsshouldbeavailable.STORAGE,SPACE-Thereshouldbeadequatestoragespaceforexpendablesandspareparts.CODING-Whendifferenttypes,sizes,orstylesofexpendablesand..sparepartsarerequired,theyshouldbeclearlyanddistinctivelymarkedto~avoidmisapplication.INVENTORY-Recordsshouldbekeptastothestatusofexpendablesandspareparts.CIl81.7-2~Q81.7-36.2.1.1GENERALREQUIREMENTSFORVOICECOMMUNICATIONSSYSTEMSb.PEtuIC~TESTS-Theseshouldbeperformedonallcom-municationsystemstoensurethatthesystemisnormallyoperativeandeffectiveunderchangesinambientnoiselevelsthatmayhaveoccurredsincethelastcheck.QL81.7-76.3.M.VISUALANNUNCIATORPANELS~~CoLAMPREPLACEMENT(1)Ifalampreplacementrequireslegendtileremoval,thereshouldbeawaytoensurethatthetileisreplacedinthecorrectlocation.3-50CLOS1.7-4

MAINTAIPVV3ILITYSURVEYFINDINGSANDCLOsGENERATEDTABLE3.7.N/AYESNOCOMMENTS(2)Lampreplacementshouldnotsubjecttheoperatortoashockhazard.(3)Operatoraidsshouldbeprovidedifneededforlampreplacement.6LXBLEIKH3PultaIBTOMc.PROVISIONFORLAMPFAILURE(1)Alamptestorduallamp/dualfilamentcapabilityshouldbeprovided.(2)Lampswithinthepushbuttonshouldbereplaceablefromthefrontofthepanel.(3)Legendpushbuttonsshouldnotshortoutduringlampreplace-mentorbesusceptibletoinad-vertentactivationduringtheprocessoflampremovalorreplacement.(4)Legendcoversshouldbekeyedtopreventthepossibilityofinter-changingthecovers.6.5D.lCHARACTERISTICSANDPROBLEMSOFLIGHTINDICATORSa.PRECAUTICk4STOASSUREAVAIL-ABILITY(1)'ual-bulbordual-filamentlightassemblies'shouldbeused.6DD.1CHARACTERISTICSANDPRO-BLEMSOFLIGHTINDICATORS(Cont'd)a.PRECAUTIONSTOASSUREAVAIL-ABILITY(Cont'd)(2)Bulb-testcapabilityshouldbeprovided.CLOP1.7-2CL001.7-5CL(91.7-4CL0t1.7-63-51

MAINTAINABILITYSURVEYFINDINGSANDCLOsGENERATEDTABLE3.7N/AYESNOCOMMENTS(3)Designshouldencourageimmedi-atereplacementofburned-outbulbsbyprovidingforrapidandconvenientbulbreplacementwithpoweronandwithouthazardtopersonnelorequipment.PRECAUTIONSTOAVOIDMISINTER-PRETATION(2)Provisions(designorprocedural)shouldbemadetopreventinter--changingindicatorlenses.6.5.4.lGENERALCHARACTERISTICSOFGRAPHICRECORDERSSomesocketsarerecessed'farenoughintopaneltomakeitdifficulttore-placebulbswithoutcorrecttools(bulbpullers).CU81.7-2Lensescanbeinterchangedandtherearenoknownpro-visionstoensurethey'enotinterchanged.CL001.7-4e.AVAILABILITYOFEXPENDABLES-Paper,ink,andotheroperator-maintainedexpendablesshouldbeprovidedandaccessibleinthecontrolroom.EABEOFCUTS'MENT-Recorderdesignshouldpermitquickandeasyreplenishmentofpaperandink.InsideCRandoutsideCRbetweenunits.Inkandpaperdailycheckaccordingtooperator.3-52

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3.8CommunicationsSurveTP-2.1ThissectiondocumentstheresultsofthecommunicationssurveyconductedinthemaincontrolroomsattheD.C.CookNuclearPlant.ThereviewwasconductedinaccordancewiththerequirementsofNUREG-0700,asspecifiedintheD.C.CookDCRDRprogramplan.~01'.lTheobjectivesofthecommunicationssurveywereto:a.AssesstowhatdegreethecontrolroomscommunicationssystemconformstothecriteriaofNUREG-0700.b.Identifyanddocumentanycommunicationsperformanceproblems.3.8.2~ScoeThescopeoftheeffortwastoassessthecommunicationssystemswithinthemaincontrolroomsattheD.C.Cookplantusing.theapplicableguidelinesinNUREG-0700.Thecommunicationstopicsevaluatedwere:oGeneralrequirementsforvoicecommunicationssystemsoConventionalpoweredtelephonesystemsoSound-poweredtelephonesystemsoWalkie-talkietransceiversoAnnouncingsystemsoEmergencycommunicationsoReliability3'.3CriteriaThecriteriaappliedinthissurvey,identifiedbyNUREG-0700paragraphnumbersare:paragraphs6.1.3.lb;6.2.l.lc;6.2.1.2through6.2.1.8;and6.2.2.1through6.2.2.7.ThedetaileddefinitionsforthecriteriaarepresentedinTable3.8.3.8.4.1DataCollectiona,'atawerecollectedusingthechecklistscontainedin'hecommunications,taskplan.b.Datawere-collectedbyoperatorinterviews/questionnaires,observationsanddocumentationreviews.Alsothenoisesurveyresultswerereviewedforcommunicationsrelevantdata.3-53 4l 3.8.4.2Analysis--Datawereanalyzedaccordingtothefollowingprocedure:a.AlldeviationsfromthecriteriawererecordedonCLOreports.Recordedinformationincludedtheequipmentinvolved,adescriptionoftheproblem,includingtheNUREG-0700paragraphnumberofthecriteriaandasuggestedsolution.b.ThedatacollectiondescriptionwasalsorecordedontheCLOforms.Wheredatafromtwoormoresourceswerecontradictory,resolutionoftheconflictwasachievedthroughdatareviewanddiscussionswithcognizantD.C.Cookpersonnel.3.8.5~FindinsThefindingsofthecommunicationssurveyarepresentedinTable3.8"CommunicationsSurveyFindingsandCLOsGenerated."Atotalof79criteriawereappliedtothissurvey.Ofthecriteriaapplied,8werenotapplicable,48werenotviolated.Oneofthecriteriaviolatedwascoveredintheworkspacesurvey(Section3.1).,SixteenCLOsweregeneratedwhichcoveredtheother22criteriaviolated.ThoseCLOscoverproblemswithcommunicationsystemsinstructions,telephonecords,soundpoweredtelephonestorageanddiscomfort,announcingsystemintell.igibilityandemergencycommunications.3-54

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COMMUNICATIONSSURVEYFINDINGSANDCLOsGENERATED6.2.1.1GENERALREQUIREMENTSFORVOICECOMMUNICATIONSYSTEMSN/AYESNOCOMMENTSa.INSTRUCTIONS-Instructionsshouldbeprovidedforuseofeachcommunicationsystem,includingsuggestedalternativesifasystembecomesinoperab?e.XCLON2.1-8rityproce-duresshouldbeestablishedforthetransmissionofemergencymessagesfromthecontrolroombyanyofthecommunicationsystems.c.EMERGENCYMESSAGESII(1)OUTGOING-PrioXCLON2.1-9(2)INCOMING-Proceduresshouldbeestablishedforhandlingcom-municationsduringanemergencyandtheseproceduresmustbeknownbyalloperators.XCLON2.1-96.Kl.2CONVENTIONAL-POWEREDTELE-PHONESYSTEMSaOb.FREQUENCYRESPONSE-Thepow-eredtelephonesystemmustprovidegoodfrequencyresponseinthatportionoftheauditoryspectrummostessentialforintelligibility.Standardtelephonebandpassisacceptable(200-3300Hz).HAhK)SETS-Designshouldincor-poratethefollowingfeatures:(1)Sizeandshapeshouldbecompati-blewithoperator'shandsizeandmouth-eardistance(standardtelephonedimensionsacceptable).XCLOP2.1-13-56

COMMUNICATIONSSURVEYFINDINGSANDCLOsGENERATEDTABLE3.86.2J,.2b.(cont'd)N/AYESCOMHENTS(2)Shouldmaintainfirmearcontactbyreceiverwhiletransmitterispositionedtoreceivevoicewavesdirectlyfrommouth.(3)Cordsshouldbeofnonkinkorself-retractingtype.(4)Cordsshouldbeofsufficientlengthtopermitreasonableoperatormobility.(5)Cordsshouldbepositionedsoastoavoidentanglingcriticalcon-trolsorendangeringpassingtraf-fic.CLON1.1-5CoveredinotherTaskPlansCLO81.1-S.(6)Verticallymountedhandsetcradlesshouldbedesignedandlocatedtopreventthehandsetfrombeingknockedoutofthecradlebypassingtraffic.(7)Wheremultipletelephoneinstru-mentsarelocatedclosetogether(e.g.,onasingledesk)theyshouldbecodedtoindicatecircuitorfunction.XCLON2.1-.10(8)Ifapress-to-talkbuttonisused,thebuttonshouldbeconvenienttobothleftandrighthandopera-tion.Apress-to-talkbuttonisnotused.c.SWITCHINGMECHANISM-(1)Switchingshouldbedesignedand/orprogrammedtominimizedelayinmakingdesiredconnec-tionsunderbothnormalandemergecyconditions.(2)Switchingshouldbeprogrammedtogivethecontrolroomauto-maticpiiorityofaccesstotheswitchingsystem.TELEPHONERINGING-Loudnessofringingshouldbeadjustableattheindi-vidualtelephoneinstrument.3-57 (S

COMMUNICATIONSSURVEYFINDINGSANDCLOsGENERATED6.2.1.2(~t'd)YESNOCOMMENTSe.eANNOUNCINGUSE-Whentransmit-,ters,withinthepoweredtelephonesyst:em,'areusedasthemicrophoneinputtotheannouncingsystem,thetransmittershouldbecompatiblewiththerestoftheannouncingsystem.6.2.1.3SOUhG-POWEREDTIBEPHONK~~SYSTEMSa.SOUNDQUALITY-Withinengineer-ingconstraintsimposedbysound-powering,thesystemshouldprovide:~(1)Goodfrequencyresponseinthebandfrom200toHOOHz(stan-dardtelephonequality).XCMN2.1-2b.(2)In-phasefeedbacktotheuser.HEADSETS-Headsetsshouldreflectthefollowingdesignrequirements:(1)Earphonecushioningtoprovidecomfortforextendedperiodsofwear.Earphonesshouldcovertheouterearbutwithoutcausinguncomfortablepressure.(2)Supportingstructureforearpiecesshouldnotimposediscomfortsofweight,concentratedpressures,ormetalcontactwiththeskin.XCLON2.1-11(3)Theearpieceshouldbeheldfirmlyinplace,yetbeeasytoremoveo(4)Ideally,headsetsshouldprovidehands-freeoperation.Thismayhavetobecompromised,how-ever,toaccommodateapush-to-talkswitchinanticipationofpossibleuseinareasofhighambientnoise.3-58 IS 62.1Db(Cont'd)COMMUNICATIONSSURVEYFINDINGSANDCLOsGENERATEDN/AYESNOCOMMENTS(6)Biauralheadsetsshouldbeavail-ableforusebycontrolroomper-sonnelwhentheyarerequiredtoleavethecontrolroomforplantareaswithhighambientnoiselevelsandcommunicatewiththecontrolroomfromtheseareasusingsound-poweredcommuni-cationequipment.Awell-markedandaccessibleplaceshouldbeprovidedforhead-setstowage.CION2.1-12c.~RINGING-(2)Needforringingmustbedeter-minedfortheindividualplantdependingonthesound-poweredphoneprocedures.Ifringingisnotinstalled,thentheuser'shouldbeprovidedcapabilityfordirectlyswitchingthesound-poweredtransmittertothepagingsystemsothatadesiredpartycanbecalledtotheline.d0JACKPROVISIONS-(2)Plug-injacksforthesound-poweredsystemshouldbepro-videdwithinthecontrolroom.Jacksshouldbelocatedclosetotheworkstationstopreventneedforundulylongcords.Jacksshouldnotaccommodateplugsoftheconventionallypoweredphonesystem,inordertoavoidwronginstrument-systemconnections.BeSWITCHING-(1)Therequirementsforswitchingmustbeassessedfortheindividualplantdependingonproceduresforuseofsound-359poweredphones.

COMMUNICATIONSSURVEYFINDINGSANDCLOsGENERATED6.2.1De.(Con't)N/AYESNOCOMMENTS(2)Patchpanels,whenused,shouldbeconspicuouslymarkedandlocatedinreasonablyaccessibleplaces.Theserequirementsareparticularlycriticalinback-panelareas.(3)Acompletesetofcordsshouldbeprovidedateachpanelifcord-typepatchingisused.6.2.1.4WALKIE-TALKIETRANSCEIVERSaOSOUNOQUALITY-Withintheengi-neeringconstraintsimposedbyradiofrequencyspectrumavailabilityandbydesignforeasyportability,walkie-talkiesshouldrealizethesamequalitydesiredthroughoutallofthecommuni-cationssystems,namely:CL082.1-3(1)Goodfrequencyresponse,prefer-ablytotelephonestandardsof200to3300Hz.(2)Sufficientdynamicrangeandgaintohandleinstantaneouspressuresfoundinspeechanddevelopnecessarysignallevelattheheadphoneorloudspeaker.'.AREACOVERAGE-(1)Modulationandaradiofrequencyshouldbechosen;asFCCregu-lationspermit,toprovidebroad-areawalkie-talkiecommunicationtothecontrolroom.Oneconsid-erationforfrequencyselectionshouldberadio-wavepenetrationofmetalorreinforcedconcretebarriers,whichatcertainfre-quencieswouldtendtoattenuateorbouncethesignal.CLOS2.1-33-60 Cl COMMUNICATIONSSURVEYFINDINGSANDCLOsGENERATEDTABLE3.86.2.1Ab(Cont'd)N/AYESNOCOMMENTS(2)Useofwalkie-talkiesshouldbeprohibitedinareasclosetolow-levelanalogordigitalequipmentunlessEMInoisesusceptibilitytestshavebeenconductedthatdemonstratethatequipmentisnotaffectedbythefrequencyXCI.O¹2.1-7bandsusedc.PACKAGING-(1)Totheextentpermittedbydesignforeffectiveelectrical/RFfunc-tion,walkie-talkiesshouldbesmall,light,andeasytocarry.(2)Theiruseshouldleaveonehand,andpreferablyboth,availablemostofthetimeforothertasks.(3)Themicrophoneshouldbeinte-gratedintothetransceiverpack-age.d.PARTYIDENTIFICATION-Whentherearemorethantwopartiesonachanneloperatlngatseparatelocations,proceduresmustprovideforunambig-uousidentificationofthespeaker.e.BATTERYREPLENISHMENT-(1)Asupplyoffreshreplacementbatteriesshouldbestowedinanaccessible,welL-markedspace.(2)Thestockshouldbekeptlargeenoughtosupportlongperiodsofcontinuousoperationincaseofemergency.XCLO¹2.1-133-61

COMMUNICATIONSSURVEYFINDINGSANDCLOsGENERATED621.5FIXED-BASEUHFTRANSCEIVERSra.SIGNALQUALITY-Unlikewalkie-talkies,fixed-baseUHF'transceiversarenotconstrainedbybeingdesignedforportability.Therefore,theyshouldreadilyachievegoodvoiceintelligi-bility,providedbyadequatefrequencyresponseatleastwithintelephonestandardsof200toH00Hz.Theyshouldexhibitsufficientdynamicrangetohandleinstantaneouspressuresfoundinspeechanddevelopsufficientgaintodevelopthenecessarysignallevelattheloudspeaker.YESNOCOMMENTSb.coGAIN-Gainshouldbeadjustable,butthegaincontrolshouldbelimitedsothatevenatitslowestsettinganaud-iblesignaiisstillpresented.PROCEDURES-Proceduresshouldbeestablished(andconspicuouslyposted)foruseofthesystem.XCLO¹2.1-14XCLO¹2.1-1562.1.6ANNOUNCINGSYSTEMS80INTELLIGIBILITYANDCOVERAGE-(2)Intelligibilityrequirestheinte-grationofcarefullyselectedcom-ponents(microphones,amplifiers,andloudspeakers)intoanoverallsystemprovidinggoodfrequencyresponseintheaudiobandwhichiscriticalforintelligibility.Ataminimum,telephonequalityisrequired(200toH00Hz);higherintelligibilityisachievedbyabandof200to6100Hz.Coveragedependsonloudspeakerlocation.Adequatecoveragerequiresthatspeakersshouldbeplacedsothattheyareavailableinallnecessaryareasandthatthereareno"deadspots"withinanyarea.XCLO¹2.1-4XCLO¹2.1-43-62

COMMUNICATIONSSURVEYFINDINGSANDCLOsGENERATEDTABLE*;3.86.2.1.6(Cont'd)MICROPHONECHARACTERISTICS-N/AYESNOCOMMENTS(1)Fr'equencyresponseshouldbecompatiblewiththatoftherestofthesystem.(2)Ifthepoweredtelephonesystemisusedtoprovidemicrophoneinputtotheannouncingsystem,thetelephonesystemshouldcon-taintransmittersofqualitycom-patiblewiththatoftheannounc-ingsystem.(3)Microphonesshouldhavehighsensitivitytospeechsignals.(4)Dynamicrangeshouldpermit50dBvariationsinsignalinput.(5)Microphoneinputshouldbepro-videdwithinthecontrolroom.Xc.LOLDSPEAKERLOCATION(1)Speakersshouldbeprovidedinthecontrolroomand.otherareaswherecontrolroompersonneloperationsmightbe(e.g.,rest-rooms,eatingareas,lockerrooms,etc.).(2)Speakersshouldbeplacedtoyieldanintelligiblelevelofsignaithroughoutthearea.CID1.1-3d.SPEECHCLARITY-Sinceproperspeechoveranannouncingsystemdif-fersfromnormalconversation,operatorsshouldbefamiliarizedwiththeproperwaytospeakontheannouncingsystem.e.LOEX)SPEAKERVOLUME-(1)Speakervolumeshouldbeadjustedtoensurethatspeakercommunicationswillnotpreventdetectionofauditoryalarms.3-63CLOS2.1-5 4l 6.2.1.6e(Cont'd)COMMUNICATIONSSURVEYFINDINGSANDCLOsGENERATED.N/AYESHOCOMMENTSTABLE3.8(2)Audiogaincontrols(ifprovided)shouldbelimitedtoprecludereducingvolumebelowanaudiblelevel.f.PRIORITY-Controlroominputstotheplantannouncingsystemshouldhavepriorityoveranyotherinput.ThecontroLroominputshouldbecapableofinterruptinganannouncementinpro-gress,orofbypassingqueuedannounce-ments.CU)¹2.1-166.2.1.7POINT-TO-POINTIMIERCOMSYS-TEMSa.INTELLIGIBILITY-Ataminimum,theintercomsystemshouldprovidetransmissionofthevoicespectrumtoteLephonestandards(200to3300Hz).GAINADXJSTMENT-Gainshouldbeadjustableateachintercomunit,butadjustabilityshouldbelimitedtopre-cludereducingvolumebelowanaudiblelevel.6.2.1.8EMERGENCYCOMMLMCATIONSa.b.BACKUPEQUIPMENT-Provisionsshouldbemadetoassurecompleteinternalandexternalcommunicationscapabilitiesduringemergencies.EQUIPMENTUSABILITY-Communi-cationsequipmentshouldbeusablebypersonnelwearingprotectivegearwith-outimpedimenttotheirtasks.CLO¹2.1-6and2.1-7CLO¹1.3-43-64 Cli COMMUNICATIONSSURVEYFINDINGSANDCLOsGENERATED'.6.2.2.1USEOFAUDITORYSIGNALSN/AYESNOCOMMENTSa.DEDICATEDUSE-Systemsusedtotransmitnonverbalauditorysignalsshouldbeusedonlyforthatpurpose.b.LOCALIZATION-Auditorysignalsshouldprovidelocalizationcuesthatdirectoperatorstothosecontrolroomworkstationswhereoperatorattentionisrequired.XCoSELECTION-(1)Auditorysignalsshouldbeselectedtoavoidconfusionwithambientcontrolroomnoises.X(2)Auditorysignalsshouldbeselectedtoavoidinterferencewithotherauditorysources,includingverbalcommunication.6.2.2.2'SIGNALMEANINGaOb.Themeaningofeachauditorysignalshouldbeclearandunambiguous.Similarauditorysignalsmustnotbecontradictoryinmeaningwithoneanother.CeAuditorysignalsintendedtoalerttheoperatortoamalfunctionorfailuremustbedifferentfromroutinesignalssuchasbells,buzzers,andnormaloperatingnoises.3-65

COMMUNICATIONSSURVEYFINDINGSANDCLOsGENERATEDTABLE3.8N/A6.2.2.3AUDITORYCODINGTECHNIQUESYESNOCOMMENTSaOb.cod.e.DISTINCTIVECODING-Codingmethodsshouldbedistinctandunam-biguous,'ndshouldnotconflictwithotherauditorysignals.PULSECOOING-Auditorysignalsmaybepulsecodedbyrepetitionrate,butthenumberofcodesshouldbelimited(2or3).Repetitionratesshouldbesufficientlyseparatedtoensureoperatordiscrimination.FREQUENCYCHANGECODING-Ifmodulationofthefrequency(Hz)ofasignaldenotesinformation,centerfre-quenciesshouldbebetween500and1000Hz.DISCRETE-FREQUENCYCOOING-Discrete-frequencycodesmaybeusedforaudiblesignalcoding.Frequenciesshouldbebroadband~+00Hz)andwidelyspacedwithinthe200-5000Hzrange.Nomorethan5separatefre-quenciesshouldbeused.IN3BYNTEN9IIY-CIgintensityisnotrecommended.Datanotavailable.Datanotavailable.6.2.2.4PROPAGATIONOFSIGNALSa.b.DIRECTIONOFSOLPK)-Soundsources(speakers,buzzers,etc.)shoulddirectsoundtowardthecenteroftheprimaryoperatingarea.AUDIBILITY-Auditoryalertandwarningsignalsshouldbeaudibleinallpartsofthecontrolroom.6K2.5FREQUENCYaORANGE-Auditorysignaifrequenciesshouldbebetween200and500Hz.Theoptimumfrequencyrangeisbetween500and3000Hz.3-66

COMMUNICAHONSSURVEYFINDINGSANDCLOsGENERATED6.L2.5(Cont'dN/AYESNOCOMMENTSb.BAM3WIDTH-Wide-bandauditorysignalsofapproximately200HzshouLdbeused..6.2.2.6SIGNAL,INTENSITY'eGENERAL-Ingeneral,asystemcapabilitytodevelopasignal-to-noiseratioof20dBinatleastoneoctavebandbetween200an5000Hzshouldbeadequateforallcontrolroomsandenvironments.Thissignal-to-noiseratiocapabilityshouldapplythroughouttheprimaryoperatingarea.However,a20dBdifferentialmaynotbeneces-saryforallsignalsandallenviron-ments.Anormalvalueof10dB(A)aboveaverageambientnoiseisgeneraLLyadequate(SeeGuideline6.3.2.1.).COMFORT.-Auditorysignalintensityshouldnotcausediscomfortor"ringing"intheears.WIXIMUMNTENRTY-AIysignalintensitiesshouldnotexceed90dB(A),exceptforevacuationsignals,whichmaybeupto115dB(A).6.2.2.7RELIABILITYIa.FAILUREOFALARMCIRCUITRY-FailureofauditorysignaLcircuitryshouldnotadverselyaffectplantequip-ment.CoFALSEALARMS-Auditoryalarmsystemsshouldbedesignedsothatfalsealarmsareavoided.SYSTEMTEST-Auditorysignalsys-temtestcapabilitiesshouldbepro-vided.3-67

3.9AnnunciatorSstemSurveTP-3.1ThissectiondocumentstheresultsoftheannunciatorsystemsurveyconductedinthemaincontrolroomsattheD.C.CookNuclearPlant.ThereviewwasconductedinaccordancewiththerequirementsofNUREG-0700asspecifiedintheD.C.CookDCRORprogramplan.3.9.1-I~lb'iTheobjectivesoftheannunciatorsystemsurveywereasfollows:a.AssesstowhatdegreetheannunciatorsystemconformstothecriteriaofNUREG-0700.b.IdentifyanddocumentanyfeaturesoftheannunciatorsystemdesignthatdonotconformtothecriteriaofNUREG-0700.3.9.2~ScoeThescopeoftheeffortwastoassesstheannunciatorsystemdesigninthemaincontrolroomsattheD.C.CookplantusingtheapplicableguidelinesofNUREG-0700.Theannunciatorsystemtopicsevaluatedinclude:oGeneralsystemdesignoAlarmparameterselectionoFirstoutannunciatorsoPrioritizationoClearedalarmsoSignaldetectionoAuditorycodingoVisualannunciatorpanelsoVisualalarmrecognitionandidentificationoArrangementofalarmtilesoTilelegendsoTilereadabilityoAnnunciatorcontrolsoResponseprocedures3-68

3.9.3CriteriaThecriteriaappliedinthissurvey,identifiedbyNUREG-0700paragraphnumberare:paragraphs6.3.1.1;6.3.1.2athroughd(2);6.3.1.3.athroughd;6.3.1.4aandb;6.3.1.5athroughb(3);6.3.2.lathroughf;6.3.2.2.athroughb(2);6.3.3.2athroughf(2);6.3.3.3athroughf;6.3.3.4athroughc;6.3.3.5athroughd(6);6.3.4.lathroughd(2);6.3.4.2athroughc;6.3.4.3aandb;6.5.1.6athroughc(2)ande(1)through(3);and6.6.6.2athroughc.ThedetaileddefinitionsforthecriteriaarepresentedinTable3.9.3.9.4.1DataCollectiona.Datawerecollectedusingthechecklistscontainedintheannunciatorsystemtaskplan.b.Datawerecollectedprimarilythroughmeasurements,andobservationsoftheannunciatorsystemsinthecontrolrooms.Wherenecessaryinterviewsandsystemdocumentationwerereviewedtoaugmentandconfirmobservationsandmeasurements.3.9.4.2Analysis--Datawereanalyzedaccordingtothefollowingprocedure:a.AlldeviationsfromthecriteriawererecordedonCLOreports.Recordedinformationincludedtheequipmentinvolved,adescriptionoftheproblem,includingtheNUREG-0700paragraphnumberofthecriteriaandarecommendedsolution.b.Thedatacol.lectiondescriptionwasalsorecordedontheCLOform.Wheredatafromtwoormoresourceswerecontradictory,resolutionoftheconflictwasachievedthroughdatareviewanddiscussionswithcognizantD.C.Cookpersonnel.3-69 8S

~FindinsThefindingsoftheannunciatorsystemsurveyarepresentedinTable3.9"AnnunciatorSystemSurveyFindingsandCLOsGenerated.".Atotalof96criteriawereappliedinthissurvey.Ofthecriteriaapplied,13werenotapplicableand34werenotviolated.Fiveoftheviolatedcriteriawerealsocoveredintheconventionssurveyandtheyweredocumentedthere.Oneviolatedcriteriawascoveredanddocumentedinthelabelsandlocationaidssurvey.Thirty-threeCLOsweregeneratedtocovertheremaining43criteriaviolated.Ingeneral,theCLOsaddressalarmsetpointsandduration,sharedalarms,firstoutannunciatorslackofprioritization,auditorycoding,tilearrangements,tileengravingandcolorcoding.3-70 Cl THISPAGEPURPOSELYLEFTBLANK3-71' SCl ANNUNCIATORSYSTEMSURVEYFINDINGSANDCLOsGENERATEDTABLE3.9N/AYESNOCOMMENTS6.3.1.1GENERALSYSTEMDESIGNAnnunciatorwarningsystemsaretheprimarycontrolroominterfacetoimmediatelyalerttheoperatortoout-of-tolerancechangesinplantcondition.Annunciatorwarningsys-temsconsistofthreemajorsubsystems:(a)anauditoryalertsubsystem,(b)avisualalarmsubystem,and(c)anoperatorresponsesubsystem(seeExhibit6D-1).Together,thesethreesubsystemsshouldbedesignedtoprovideapreferredoperationalsequenceforannunciatorwarningsasindicatedinExhibit63.2.6.3.1.2ALARMPARAMETERSELECTIONSETPOINTS-Thelimitsorsetpointsforinitiatingtheannunciatorwarningsystemshouldbeestablishedtomeetthefollowinggoals:(1)Alarmsshouldnotoccursofre-quentlyastobeconsideredanuisancebytheoperators.(2)However,setpointsshouldbeestablished.togiveoperatorsadequatetimetorespondtothewarningconditionbeforeaseriousproblemdevelops.XCLC83.1-8XCDP3.1-9b.GENERALALARMS-(1)Alarmsthatrequirethecontrolroomoperatortodirectanauxiliaryoperatortoagivenplantlocationforspecificinformationshouldbeavoided.(2)Ifgeneralalarmsmustbeused,theyshouldonlybeusedforcon-ditionsthatallowadequatetimeforauxiliaryoperatoractionandsubsequentcontrolroomoperatoraction.XCIX83.1-11and3.1-143-72 S

AhNUNCIATORSYSTEMSURVEYFINDINGSANDCLOsGENERATEDTABLE3.9N/AYESNOCOMMENTS6D.1.2(Cont'd)~~~c.MLLTICHANNELORSHAREDALARMS-(I)Annunciatorswithinputsfrommorethanoneplantparametersetpointshouldbeavoided.Multi-inputalarmsthatsum-marizesingle-inputannunciatorselsewhereinthecontrolroomareanexception.(2)Wheremulti-inputannunciatorsmustbeused,analarmprintoutcapabilityshouldbeprovided.Thespecificsofthealarmshouldbeprintedonanalarmtyperwithsufficientspeedandbufferstoragetocaptureallalarmdata.(3)AreflashcapabilityshouldbeprovidedtoallowsubsequentalarmstoactivatetheauditoryalertmechanismandreflashthevisualtileeventhoughthefirstalarmmaynothavebeenclearedXCIX83.1-5and3.1-19CLON3.1-19CLOk'3.1-5d.MUTI-UNITALARMS-(1)Alarmsforanysharedplantsys-temsshouldbeduplicatedinallcontrolrooms.(2)Whenanitemofsharedequip-mentisbeingoperatedfromonecontrolroomastatusdisplayorsignalshouldbeprovidedinallothercontrolroomswhichcouldpotentiallycontrolthisequip-ment.X6.3.1.3FIRSTOUTANNUNCIATORSa.REACTORSYSTEM-(1)Aseparatefirstoutpanelshouldbeprovidedforthereactorsys-tem.3-73CL93.1-1

ANNUNCIATORSYSTEMSURVEYFINDINGSANDCLOsGENERATEDTABLE3.9N/AYESNOCOMMENTS6.3.L3a(Cont'd)(2)Thefirstoutpanelshouldconsistofseparateannunciatortilesforeachoftheautomaticreactortripfunctions.(3)Intheeventofareactortrip,thetileassociatedwiththeeventshouldilluminate,andnoother.CLON3.1-1b..TURBINE-GENERATORSYSTEM-Aseparatefirstoutpanel,similarinfunctiontothereactorsystempanel,isrecommended.CLON3.1-1c.POSITION-Firstoutpanelsshouldbelocateddirectlyabovethemaincontrolworkstationforthesystem.d.APPLICATION-Firstoutannun-ciatorsshouldconformtothegeneralauditory,visual,andoperatorresponseguidelinesofthissection.,6.3.1.4PRIORITIZATION,A.LEVELSOFPRIORITY-(1)Prioritizationshouldbeaccom-plishedusingarelativelysmall(2-4)numberofprioritylevels.(2)Prioritizationshouldbebasedonacontinuumofimportance,severity,orneedforoperatoractioninoneormoredimensions,e.g.,likelihoodofreactortrip,releaseofradiation.Exhibit6.3-3providesanexampleofprioritizationbasedonthreelevelsofprioritization.Annunciatorslackadequateprioritization.CLON3.1-23-74 ClS ANNUNCIATORSYSTEMSURVEYFINDINGSANDCLOsGENERATEDN/AYESCOMMENTS6.3.1.O(Ctd)b.PRIORITYCODING-Somemethodforcodingthevisualsignalsforthevariousprioritylevelsshouldbeemployed.Acceptablemethodsforprioritycodingincludecolor,position,shape,orsymboliccod-ing.(2)Auditorysignalcodingforprioritylevelisalsoappropriate.SeeGuideline6.2.2.3forrecom-mendedcodingtechniques.6.3.1.5CLEAREDALARMSa.ALDITORYSIGNAL-Clearedalarmsshouldhavea.dedicated,distinctive.audiblesignalwhichshouldbeoffiniteduration.b.VISUALSIGNAL-Theindividualtileshouldhaveoneofthefollowing:(1)Aspecialflashrata(twiceorone-halfthenormalflashrateispreferred,toallowdiscrimi-nation),or(2)Reducedbrightness,or(3)Aspecialcolor,consistentwith.theoverallcontrolroomcolorcodingscheme,producedbyadifferentlycoloredbulbbehindthetile.6.3.2.1SIGNALDETECTIONCLQIt3.1-2CL(83.1-2CL(83.1-29a.INTENSITY-Thesignalshouldbesuchthatoperatorscanreliablydiscernthesignalabovetheambientcontrolroomnoise.Anominalvalueof10dB(A)aboveaverageambientnoiseisgenerallyadequate.3-75

ANNUNCIATORSYSTEMSURVEYFINDINGSANDCLOsGENERATEDTABLE3.9YESNOCOMMENTS6D.2.1(Cont'd)b.CONTROL-Signalintensity,ifadjustable,shouldbecontrolledbyadministrativeprocedure.c.LIMITS-Thesignalshouldcapturetheoperator'sattentionbutshouldnotcauseirritationorastartledreaction.d.DETECTION-Eachauditorysignalshouldbeadjustedtoresultinapproxi-matelyequaldetectionlevelsatnormaloperatorworkstationsintheprimaryoperatingarea.e.RESET-Theannunciatorauditoryalertmechanismshouldautomaticallyresetwhenithasbeensilenced.Notadjustable.XCLP3;1-3XNoforUnit-2.OKforUnit-1.CL0~3.1-26f.'IDENTIFICATION-Theoperatorshouldbeabletoidentifytheworkstationorthesystemwheretheaudi-toryalertsignaloriginated.Separateauditorysignalsateachworkstationwithintheprimaryoperatingareaarerecommended.6.3.2.2AUDITORYCODINGa.LOCALIZATION(1)Auditorycodingtechniquesshouldbeusedwhentheoperatorworkstationassociatedwiththealarmisnotintheprimaryoperatingarea.(2)Codedsignalsfromasingleaudiosourceshouldnotbeusedtoidentifyindividualworkstationswithintheprimaryoperatingarea.b.PRIORITIZATION-Codingmaybeusedtoindicatealarmpriority.(See~~~~~~~Guideline66.1.4.)XCL003.1-25XCLON3.1-18Butnotconsistent/complete.3-76

ANNUNCIATORSYSTEMSURVEYFINDINGSANDCLOsGENERATEDTABLE3.9N/AYESNOCOMMENTS6.3.3.1VISUALANNUNCIATORPANELSa..LOCATION-Visualalarmpanelsshouldbelocatedabovetherelatedcontrolsanddisplayswhicharerequiredforcorrectiveordiagnosticactioninresponsetothealarm.(SeeExhibit6.3-4.)E83.1-10b.LABELING-(1)Eachpanelshouldbeidentifiedbyalabelabovethepanel.(2)Panelidentificationlabelheightshouldbeconsistentwithasub-tendedvisualangleofaleast15minuteswhenviewedfromacen-tralpositionwithintheprimaryoperatingarea.6.3.3.2VISUALALARMRECOGNITIONANDIDENTIFICATIONa.FLASHING-Thespecifictile(s)onanannunciatorpanelshoulduseflashingilluminationtoindicateanalarmcon-dition.Somelabelsareplacedbe-lowALBs.CL086.1-14b.FLASHRATE-Flashratesshouldbefromthreetofiveflashespersecondwithapproximatelyequalonandofftimes.FLASHERFAILURE-Incaseofflasherfailureofanalarmedtile,thetilelightshouldiltuminateandburnsteadily.CONTRASTDETECTABILITY-Thereshouldbehighenoughcontrastbetweenalarmingandsteady-ontiles,andbetweenilluminatedandnonilluminatedtiles,sothatoperatorsinanormallyilluminatedcontrolroomhavenopro-blemdiscriminatingalarming,steady-on,andsteady-offvisualtiles.3-77 Cl ANNUNCIATORSYSTEMSURVEYFINDINGSANDCLOsGENERATEDTABLE3.9N/AYESNOCOlOENTSmate(Ct'd)e."DARK"ANMP4CIATORPANELS-A"dark"annunciatorpanelconceptshouldbeused.ThismeansthatundernormaloperatingconditionsnoannunciatoTswouldbeilluminated;allofthevisualtilesoftheannunciatorpanelswouldbe"dark."CI83.1-4f.EXTID43EDDURATIONILLLPC-NATION-Ifanannunciatortilemustbe"QN"foranextendedperiodduringno:maloperations(e.g.,duringequip-mentrepairorreplacement),ltshould.be:(1)Distinctivelycodedforpositiverecognitionduringthisperiod,and(2)Controlledbyadministravieprocedures.6.3.3.3ARRANGEMENTOFVISUALALARMTILESCL083.1-6a.b.MATRIXORGANIZATION-Visualalarmsshouldbeorganizedasamatrixofvisualalarmtileswithineachannunciatorpanel.FUNCTIONALGROURNQ-Visualalarmtilesshouldbegroupedbyfunctionorsystemwithineachannun-ciatorpaneLForexamplearearadi-ationalarmsshouldbegroupedononepanel,notspreadthroughoutthecon-trolroom.c.LABELINGORAXES-(1)Theverticalandhorizontalaxesofannunciatorpanelsshouldbelabeledwithalphanumericsforreadycoordinatedesignationofaparticularvisualtile.CL(83.1-283-78

---ANNUNCIATORSYSTEMSURVEYFINDINGSANDCLOsGENERATEDTABLE3,9N/AYESNOCOMMENTS6D.>D(Cont'd)(2)Coordinatedesignationispreferredontheleftandtopsidesoftheannunciatorpanel.(3)Letterheightforcoordinatedesignationshouldbeconsistentwithasubtendedvisualangleofatleast15minutesasviewedfromacentralpositionwithintheprimaryoperatingarea.d.PATTERNRECOGh'ITION-CLO¹3.1-28Nocoo+Enatedesignationonpanels.e.Thenumberofalarmtilesandthematrixdensityshouldbekeptlow(amaximumof50tilespermatrixissuggested).(2)'ileswithinanannunciatorpanelmatrixshouldbegroupedbysub-'ystem,function,orotherlogicalorganiiation.OUT-OF-SERVICEALARMS-Cuesforpromptrecognitionofanout-of-serviceannunciatorshouldbedesignedintothesystem.QQ¹3.1-24CLO¹3.1-32CLO¹3.1-7f.BLANCTILES-Blankorunusedannunciatortilesshouldnotbeillumi-nated(exceptduringannunciatortesting).6.3D.4VISUALTILELEGENDSb.LNAMBIGUOUS-Annunciatorvisualtilelegendsshouldbespecificandunambiguous.Wordingshouldbeinconcise,shortmessages.SINGULARITY-Alarmswhichrefertheoperatortoanother,moredetailedannunciatorpanellocatedoutsidetheprimaryoperatingareashouldbemini-mized.CLO¹3.1-17and3.1-223-79

ANNUNCIATORSYSTEMSURVEYFINDINGSANDCLOsGENERATEDTABLE3.9N/AYESNOCOMMENTSmZ.4(C~td)~~~~~c.SPECIF?CITY-Tilelegendsshouldaddressspecificconditions;forexample,donotuseonealarmforHIGH-LOW,TEMPERATURE-PRES-SURE.6.3.3.5VISUALTILEREADABILITY.XCU83.1-12and3.1-1580b.DISTANCE-Theoperatorshouldbeabletoreadalltheannunciatortilesfromthepositionattheworkstationwheretheannunciatoracknowledgecontrolislocated.(1)Letterheightshouldsubtendaminimumvisualangleof15minutes,or.004xviewingdistance.Thepreferredvisualangleis20minutes,or.006xviewingdistance.(2)Letterheightshouldbeidenticalforalltiles,basedonthemaxi-mumviewingdistance.Separatecalculationsshouldbemadeforstand-upandsit-downworkstations.TYPESTYLE-Thesizeandstyleofletteringshouldmeetthefollowing:(I)Typestylesshouldbesimple.(2)Typestylesshouldbeconsistentonallvisualtiles.(3)Only,upper-casetypeshouldbeusedonvisualtiles.XCL083.1-20XCI83.1-20XCLOI3.1-20XCLCHt3.1-23CoLEGENDCONTRAST-Legendsshouldprovidehighcontrastwiththetilebackground.(1)Legendsshouldbeengraved.(2)Legendsshouldbedarkletteringonalightbackground.3-80XCUP3.1-27Contrastispooronnon-en-gravedtiles.CLON3.1-27 8Cl8 ANNUNCIATORSYSTEMSURVEYFINDINGSANDCLOsGENERATEDTABLE3.9N/AYESNOCONMENTS~~6.3Z.5(C~td)d.LETTERDIMENSIONSAM3SPAC-ING-(1)Stroke-width-to-character-heightratioshouldbebetweenL6and1:8.(2)Letterwidth-to-heightratioshouldbebetween1:1and3:5.(3)Numeralwidth-to-heightratioshouldbe3:5.(4)Minimumspacebetweenchar-actersshouldbeonestrokewidth.(5)Minimumspacebetweenwordsshouldbethewidthofonechar-acter.(6)Minimumspacebetweenlinesshouldbeone-halfthecharacterheight.6.3.4.1CONTROLS(SeeExhibit6.3-5.)a.SILENCE-(1)Eachsetofoperatorresponsecontrolsshouldincludeasilencecontrol.CLOP3.1-31CLP3.1-31CLOS3.1-31CION3.1-31CL93.1-31CLON3.1-31(2)Itshouldbepossibletosilencemrauditoryalertsignaifromanysetofannunciatorresponsecontrolsintheprimaryopertingarea.Giventhedesign'oftheD.C.Cookannunciators,thisisnotapplicablefromanHFperspective.b.ACKNOWLEDGE(1)Acontrolshouldbeprovidedtoterminatetheflashingofavisualtileandhaveitcontinueatsteadyilluminationuntilthealarmiscleared.Noseparatecontrol,butacknowledgebypressingindividualalarmtile.3-81

,8 ANNUNCIATORSYSTEMSURVEYFINDINGSANDCLOsGENERATEDTABLE3.9N/AYESNOCOMMENTSc.RESET(1)fanautomaticclearedalarmfeatureisnotprovided,acontrolshouldbeprovidedtoresetthesystemafteranalarmhascleared.~A.l(Contend)(2)Acknowledgementshouldbepos-sibleonlyattheworkstationwherethealarmoriginated.XCLON3.1-16(2)Theresetcontrolshouldsilenceanyaudiblesignaiindicatingclearanceandshouldextinguishtileillumination.(3)Theresetcontrolshouldbeeffec-tiveonlyattheworkstationfortheannunciator.panelwherethealarminitiated.d.TEST(1)Acontroltotesttheauditorysignalandflashingilluminationofalltilesinapanelshouldbepro-vided.(2)Periodictestingofannunciatorsshouldberequiredandcontrolledbyadministrativeprocedure.6.3.4.2CONTROLSETDESIGNa.POBtl1OMNBaFPEtlTlVEGROUPS-Repetitivegroupsofannunciatorcontrolsshouldhavethesamearrangementandrelativelocationatdifferentworkstations.Thisistofacilitate"blind"reaching.Onlyhaveresetandtest.b.CONITROLCODING-Annunciatorresponsecontrolsshouldbecodedforeasyrecognitionusingtechniquessuchasm3-82XCLOD8.1-7

ANNUNCIATORSYSTEMSURVEYFINDINGSANDCLOsGENERATEDTABLE3,9N/AYESNOCOMMENTS6.3.L2b.(Contid)~~~(1)Colorcoding(2)colorshadingthegroupofannun-ciatorcontrols;(3)demarcatingthegroupofannun-ciatorcontrols;or(4)shapecoding,particularlythesilencecontrol.(SeeExhibit6.3-5,Example2.)XCLCHt8.1-7XCLOP8.1-7CILIA8.1-7X(Locationcoding).CLON8.1-7CoNONDEFEATABLECONTROLS-Annunciatorcontroldesignsshouldnotallowtheoperatortodefeatthecon-'rol.Forexample,somepushbuttonsusedforannunciatorsilencingandacknowledgementcanbehelddownbyinsertingacoinintheringaroundthepushbutton.Thisundesirabledesignfeatureshouldbeeliminated.'CI83.1-306.SADANNNUCIATORRESPONSEPROCEDURESa.AVAILABILITY-Annunciatorresponseproceduresshouldbeavailableinthecontrolroom.XCLOS3.1-13b.INDEXING-Annunciatorresponseproceduresshouldbeindexedbypanelidentificationandannunciatortilecoordinates.6.5.1.6COLORCODINQ'EDLNOANCY-Inallapplicationsofcolorcoding,colorshouldprovideredundantinformation.Thatis,thepertinentinformationshouldbeavail-ablefromsomeothercueinadditiontocolor.3-83

ANNUNCIATORSYSTEMSURVEYFINDINGSANDCLOsGENERATEDTABLE3.9N/AYESNOCOMMENTS6.5.1.6(Cont'd)~~~b.NUMBEROFCOLORS-(1)Thenumberofcolorsusedforcodingshouldbekepttothemini-mumneededforprovidingsuf-ficientinformation.(2)Thenumberofcolorsusedforcodingshouldnotexceed11.c.MEANINGOFCCNCRS-(I)Themeaningattachedtoaparti-cularcolorshouldbenarrowlydefined.CLDt3.1-33(2)Red,green,andamber(yellow)shouldbereservedforthefol-lowinguses:Red:unsafe,danger,immediateoperatoractionrequired,oranindicationthatacriticalparameterisoutoftolarance.Green:safe,nooperatoractionrequired,oranindicationthataparameteriswithintolerance.Amber(yellow):hazard(potentiallyunsafe),caution,attentionrequired,oranindi-cationthatamarginalvalueorparameterexists.d.CONSISTEMYOFMEANING(1)Themeaningassignedtoparticularcolorsshouldbeconsistentacrossallapplica-tionswithinthecontrolroom.e.PRINCIPLESOFCOLORSELECTION(1)Theprimaryprinciplewhichshouldbeappliedinselectingcolorsforcodingpurposeswhichdonothavetheimmediatesafetyimplicationsofred,green,and3-84

ANNUNCIATORSYSTEMSURVEYFINDINGSANDCLOsGENERATEDTABLE3.9N/AYESNOCOlOENTS6.5J..6e(1)(Cont>d)amberistoensurethateachcolorisrecognizedasdifferentfromanyother.Exhibit6.5-7lists22colorsofmaximumcontrast.Eachsuccessivecolorhasbeenselectedsothatitwillcontrastmaximallywiththecolorjustprecedingitandsatisfactorilywithearliercolorsinthelist.Thefirst9colorshavebeanselectedsoastoyieldsatis-factorycontrastforred-green-deficientaswellascolor-normalobservers.Theremaining13colorsareusefulonlyforcolor-normalobservers.(2)Colorsselectedforcodingshouldcontrastwellwiththebackgroundonwhichtheyappear.Ambientlightingintheareainwhichcolorcodingisusedwillinfluencetheapparentcolorofthecodedelement(especiallyforsurfacecolors).Eachcolorselectedforcodingshouldbeevaluatedunderallilluminationconditionsunderwhichitisused.6.6.6.2DEMARCATIONa.USE-Linesofdemarcationcanbeusedto:CLO¹3.1-21(1)(2)Enclosefunctionallyrelateddis-plays.PEnclosefunctionallyrelatedcon-trolsGrouprelatedcontrolsanddis-plays.3-85 S

ANNUNCIATORSYSTEMSURVEYFINDINGSANDCLOsGENERATEDN/AYESNOCOMMENTSCONTlRAST-Linesofdemarcationshouldbevisuallydistinctivefromthepanelbackground.PERMANENCE-Linesofdemar-cationshouldbepermanentlyattached.Notused.Notused.3-86 S

3.10ThissectiondocumentstheresultsofthecontrolssurveyconductedinthemaincontrolroomsattheD.C.CookNuclearPlant.ThisreviewwasconductedinaccordancewiththerequirementsofNUREG-0700asspecifiedintheD.C.CookDCRDRprogramplan.Theobjectivesofthecontrolssurveywereto:a.AssesstowhatdegreeallcontrolsinthecontrolroomsconformtothecriteriaofNUREG-0700.b.IdentifyanddocumentanyfeaturesofcontrolsdesignthatgonotconformtothecriteriaofNUREG-0700.3.10.2~ScoeThescopeoftheeffortwastoassessthecontrolsdesigninthemaincontrolroomsattheD.C.CookplantusingtheapplicableguidelinesinNUREG-0700.Thecontroltopicsevaluatedincluded:oGeneralprinciplesofcontroldesignoPreventionofaccidentalactivationoDirectionofmovementoCodingofcontrolsoPushbuttondesignoRoundpushbuttonoLegendpushbuttonsoRotarycontrolsoJ-handlecontrolsoKey-operatedcontrolsoContinuousadjustmentrotarycontrolsoThumbwheelsoSlideandtoggleswitchesoSeparationofcontrols3.10.3CriteriaThecriteriaappliedtothissurveyarefromNUREG-0700paragraphs6.4.l.lathroughcande;6.4.1.2athroughg6.4.2.1;6.4.2.2c,eandf;6.4.3.1bandc;6.4.3.2;6.4.3.3b(l),(2),(4),(5)and6.4.3.3dande;6.4.4.la;6.4.4.2through6.4.4.5;6,4.5.1through6.4.5.4;6.5.1.6athroughc(2),d(3)ande;and6.8.3.laandb.ThedetaileddefinitionsforthecriteriaarepresentedinTable3.10.3-87 Cl 3.10.4.1DataCollectiona.Datawerecollectedusingthechecklistscontainedinthecontrolstaskplan.b.Datawerecollectedbyobservationsandmeasurementsofrequiredparameters.Operatorinterviewreplieswereincludedinthedata.3.10.4.2Analysis--Datawereanalyzedaccordingtothefollowingprocedure:a.AlldeviationsfromthecriteriawererecordedonCLOreports.Recordedinformationincludedtheequipmentinvolved,adescriptionoftheproblem,includingtheNUREG-0700paragraphnumberofthecriteriaandarecommendedsolution.b.ThedatacollectiondescriptionwasalsorecordedontheCLOform.Wheredatafrommorethanonesourcewascontradictory,resolutionoftheconflictwasachievedthroughdatareviewanddiscussionswithcognizantD.C.Cookpersonnel.3.10.5Findin<isThefindingsofthecontrolssurveyarepresentedinTable3.10"ControlsSurveyFindingsandCLOsGenerated."Atotalof122criteriawereappliedtotheD.C.Cookcontrolrooms.Ofthecriteriaapplied,16werenotapplicable.Seventy-sixwerenotviolated.Oneofthecriteriaviolatedwascoveredinthelabelsandlocationaidssurveyandwasdocumentedthere.Fourofthecriteriaviolatedwerecoveredintheconventionssurveyandweredocumentedthere.Twenty-fourCLOsweregeneratedwhichcoveredtheremaining25criteriaviolated.ThoseCLOsdescribeproblemsofhumansuitability,adequacy,economy,durability,accidentalactivationanddirectionandeaseofmovement.3-88 8ClS THISPAGEPURPOSELYLEFTBLANK3-89

CONTROLSSURVEYFINDINGSANDCLOsGENERATEDTABLE3.10N/AYESNOCOMMENTS6.4LlGENERALPRINCIPLESa.ADEQUACY-(1)Itshouldprovideasufficientrangeofcontrol.(2)Itshouldbeeasilyadjustedwiththerequiredlevelofprecision.b.ECONOMY-(1)Thereshouldbeagoodreasontorequireacontrolforthefunctionconcerned.(2)Duplicationofcontrolsshouldnotoccur,exceptforaspecificreason.(3)Theprecisionandrangeofacontrolshouldnotgreatlyexceedtheneed.(4)Selectedcontrolsshouldbeeconomicofspace.c.HDvlANSUITABILITY-(1)Eachcontrolshouldberecog-nizableintermsofitsfunction.XDependentuponverificationofsuitabilityresults.XCLOF4.1-8.XCLON4.1-4XCUP8.1-10(2)Eachcontrolshouldbeofthetypenormallyanticipatedfortheoperationconcerned.Thismeansconformingtooperatorexpecta-tlons,matchingtoothercontrolsforthesamefunction,andgenerallyconformingtoconventionalpractice.XCL0N4.1-5e.DURABILITY-(1)Broken,chipped,orcrumbledcontrolsurfacesshouldnotordi-narilyoccur.XCLON4.1-13,4.1-20and4;1-213-90

'

CONTROLSSURVEYFINDINGSANDCLOsGENERATEDTABLE'3.10N/AYESNOCOMMENTS6.4.1.le..(cont'd)(2)Controlknobsorhandlesshouldnotrotate,slip,ormovelooselyontheirshafts.(3)Nointernalwearorbreakageshouldoccurwhichaltersthe"feel"orothersensoryfeedbackofacontrol.Controlsshouldnotdevelopinternallooseness,binding,orbacklash.6A.1.2PREVENTIONOFACCIDENTALACTIVATIONXCL94.1-6and4.1-7a.PROPERLOCATION-Controlsshouldbelocatedandorientedsothattheoperatoris.notlikelytostrikeormovethemaccidentallyinany"sequenceofcontrolmovements.XCLON4.1-1b.FIXEDPROTECTIVESTRUCTURES-(1)Controlsmayberecessed,shielded,orotherwisesurroundedbyphysicalbarriers.(SeeExhibit6A-1)(2)Thecontrolshouldbeentirelycontainedwithintheenvelopedescribedbytherecessorbarrier.MOVABLECOVERSORGUARDS-(1)Controlsmaybecoveredorguardedwithmovable(e.g.,hinged)barriers.(SeeExhibit6.4-2)(2).Safetyorlockwiresshouldnotbeused.(3)Whentheguardisintheopenposition,itshouldnotinterferewiththeoperationoftheguardedcontrolorotheradjacentcontrols.3-91XCLON4.1-1XCL(84.1-14

CONTROLSSURVEYFINDINGSANDCLOsGENERATEDTABLE3.10N/AYESNOCOMMENTS6.4.L2(Cont'd)d.INTERLOCKINGCONTROLS-Controlsmaybeprovidedwithinter-lockssothat:.(1)Extramovementisrequired(e.g.,asidemovementoutofadetentpositionorapull-to-engageclutch).X(2)Prioroperationofarelatedorlockingcontrolisrequired.BeRESISTANCETOMOVEhKNT-Controlsshouldbeprovidedwithresist-ance(e.g.,frictionorspring-loading),sothatdistinctorsustainedeffortisrequiredforactivation.SEQUENTIALACTIVATION-Whenastrictsequentialactivationisneces-sary,controlsshouldbeprovidedwithlockstopreventthecontrolsfrompassingthroughaposition.Furthermovementshouldrequireanewcontrolaction.CLOP4.1-3g.CHOICEOFACTION-Rotaryactioncontrolsshouldbeusedinsituationswherelinearorpushbuttoncontrolswouldbesubjecttoinadvertentactiva-tion,andfixedprotectivestructuresareimpracticalorinappropriate.6.4.2.1DIRECTIONOFMOVEhKNTCLCI4.1-2Tominimizeoperatorerror,controlmovementsshouldconformtothefollowingpopulationstereotypes(forU.S.populationonly):a.ON,START~R~OROPEN-Up,right,forward,clockwise,orpull.b.OFF,STOP,CLOSE-Down,left,backward,counterclockwise,orpush.CLOH4.1-9and4.1-163-92

CONTROLSSURVEYFINDINGSANDCLOsGENERATEDTABLE3.10N/AYESNOCOMMENTS6.4.2.1(Cont'd)~~~c.RIGHT(ASAFLECTION)-Clockwiseorright.d.LEFT(ASAFUNCTION)-Counter-clockwiseorleft.e.RAISE-Up.f.LOWER-Down.g.INCREASE-Forward,up,right,orclockwise.h.DECREASE-Backward,down,left,orcounterclockwise.642.2CODINGOFCONTROLS'1)Nomorethanthreedifferentsizesofcontrolsshouldbeusedfordiscriminationbyabsolutesizes(2)Controlsusedforperformingthesamefunctionondifferentitemsofequipmentshouldbethesamesize.(3)Whenknobdiameterisusedasacodingparameter,differencesbetweendiametersshouldbeatleast0.5inch.(4)Whenknob.thicknessisacodingparameter,differencesbetweenthicknessesshouldbeatleast0.4inch.X3-934I

CONTROLSSURVEYFINDINGSANDCLOsGENERATEDTABLE3.10N/AYESNOCOMMENTS6.4.Z.Z(Contd)e.ROTATINGKNOBSHAPEOPTIONS-Rotatingknobcontrolsfordifferenttypesofcontrolactionsshouldbedis-tinguishablebysightandtouchandnoteasilyconfusedwitheachother.Exhibits6.4-4throughg.4-6giveexamplesof15suitableknobdesignsdevelopedforthreemajorclassesofknobs,eachclassintendedforadif-ferentpurpose:multiplerotation,fractionalrotation,anddetentposi-tioning.Xf.COLORCODING.(1)ColorcodingshouldfollowtherecommendationsofGuideline6.5.1.6.(3)Thecolorofthecontrolshouldcontrastwiththepanelback-ground.(SeeGuideline6.1.5.6.e)64.3.1PUSHRUTTONDESIGNPRINCIPLESXCID4.1-19b.CeINDICATIONOFACTIVATION-Toensurethattheoperatorknowsthatapushbuttonhasbeenpressedfarenoughforactivation,apositiveindicationshouldbeprovidedintheformofasnapfeel,anaudibleclick,oranintegrallight.PUSHBUTTONSURFACE-Forbestoperation,thesurfaceofapushbuttonshouldofferslipresistance,orbeconcave.X3-94

CONTROLSSURVEYFINDINGSANDCLOsGENERATEDTABLE3.10N/AYESNOCOMMENTS6>>4D.2ROLPPDPUSHBUTTONS(SeeExhibit~~6.4-7)a.Diameter(D),forfingertipoperation(inches)(1)Unguardedandnonrecessedpush-buttonsMinimum0.385(2)GuardedorrecessedpushbuttonsMinimum0.75b.Diameter(D),forthumborheelofhandoperation(inches)Minimum0.75C>>,Displacement(A),forthumborfingeroperation(inches)Minimum0.125IResistance(R),for.fingertipoperation(ounces)Minimum10Maximum40Nomeasurementtaken.Oper-atorinterviewsprovidedsufficientdata.SeeCL084.1'-6and'.1-7Asdirectlyabove.643.3LEGEM3PUSH3UTTONSb.LEGER(1)Thelegendshouldbereadableunderambientlightconditions,withorwithoutinternalillumina-tion.(2)Theilluminatedconditionshouldbeclearlyrecognizableunderthehighestpredictedambientlightconditionandshouldbeatleast10%brighterthanthesurroundingpanel.3-95

CONTROLSSURVEYFINDINGSANDCLOsGENERATED)/'rTABL'E3.10/N/AYESNOCOMMENTS6.4.3.3b.(Contd)(4)Thelegendmessageshouldbespecific,unambiguous,andconcise.(5)Thelegendmessageshouldcon-tainnomorethanthreelinesoflettering.d.BARRIERS(1)-Barriersshouldbeusedwhenlegendpushbuttonsarecontiguous.(2)Barriersshouldhaveroundededges.XCIAO3.1-22XCU84.1-15e.LEGERPUSH3UTTONDIMENSIONS-Formaximumeffectivenessoflegendpushbuttoncontrols,thefollowingdimensionsshouldbeused(seeExhibit6.4.8):(1)Size(S)(inches)Minimum0.75Maximum1.5X(2)Displacement(A)(inches)Minimum0(touchplate)Minimum0.125(allothers)Maximum0.250(3)Barrierwidth(Bw)(inches)Minimum0.125(4)Barrierdepth(Bd)(inches)Minimum0.183Maximum0.250(5)Resistance(ounces)Minimum10(excepttouchplate)Maximum40'XNomeasurementtaken.Oper-atorinterviewdatasuffi-cient.SeeCLON4.1-6and4.1-7Pushbuttonsoncomputerop-eratorsconsolearemarginaLtNomeasurementtaken.Oper-,atorinterviewdatasuffi-cient.SeeCLON4.1-6and4.1-.7.3-96 Cl CONTROLSSURVEYFINDINGSANDCLOsGENERATEDTABLE3.10N/AYESNOCOMMENTS6.4.4.1ROTARYCONTROLDESIGNPRINCIPLESa.DIRECTIONOFACTIVATION-Rotarycontrolsettingsshouldincreaseinvaluewithaclockwiserotation.CLOP4.1-1764.4.2J-HANDLESa.HIGH-.TORQUEDESIGNS-J-handlesshouldconformtodimensionsasfollows(seeExhibit6.4-9):(1)Length(L)(inches)Minimum3.75Optimum4.0(2)Clearance(C)(inches)Minimum1.0Optimum2.0LOW-TORQUEDESIGNS-Forcertainpurposes,smallerscale3-handlesmaybeused.Insuchcasesthehandleproportionusuallyhasaflattenedorflaredtipforfingerplacement,andtheclearancebetweenhandleandpanelsurfacecanbeless.iihximumlengthfoundwas24".OperatorinterviewCLON4.1-7coverscontrolsthatarehardtoturn/use.6.4.4DKEY-OPERATEDCONTROLSaOUSE-Key-operatedcontrolsshouldbeusedwhensystemrequirementsdictatethatthefunctionbeingcontrolledshouldbesecuredagainstactivationbyunauthorizedpersonnel.Ifkey-operatedcontrolscannotbejustifiedintermsofsecurity,theyareprobablynotnecessaryandshouldnotbeused.Key-operatedswitchesshouldnotbeused'olelyasameansofshapecoding.CL0~4.1-12b..TEETH:SINGLEROW-Keyswitha~~singlerowofteethshouldbeinsertedintothelockwiththeteethpointinguporforward.3-97

'CONTROLSSURVEYFINDINGSANDCLOsGENERATEDTABLE3.10N/AYESNOCOMMENTSO6.4.4.~(Ctd)c.TEETH:DOUBLEROW-Ifkeyshaveteethonbothedges,theyshouldfitthelockwitheithersideuporforward.ON-OFFORIENTATION-LocksshouldbeorientedsothattheswitchisOFF(orSAFE)whenthekeyisintheverticalposition.eoKEYREMOVAL-OperatorsshouldnotnormallybeabletoremovethekeyfromthelockunlesstheswitchisturnedtotheOFForSAFEposition.f.LABEUNG-Controlpositionsshouldbelabeled.g.KEY-OPERATEDCONTROLDIMENSIONS-Thefollowingdimensionsshouldbeusedforkey-operatedcontrols(seeExhibit6.4-10).(1)Displacement(A)(degrees)Minimum80oMaximum90o(2)Height(H)(inches)Minimum0.5Maximum3.0(3)Resistance(inch/pounds)Minimum1.0Maximum6.06.44.4CONTINUOUSADQUSThKNTROTARYCONTROLS-Toensureprecisecontrolalongacontinuousvariable,con-tinuousadjustmentrotarycontrolsareappropriate.a.KNOBS-Knobsforcontinuousadjust-mentcontrolsshouldberoundinshape,withknurledorserratededges.XXCLON4.1-22Nomeasurementtaken.Oper-atorinterviewdatasuppliedsufficientinformation.SeeCLOP4.1-6and4.1-7.3-98

CONTROLSSURVEYFINDINGSANDCLOsGENERATEDTABLE3.10N/AYESNOCOtOENTS6.4.4.4(Cont'd)POSITIONINDICATION-Whenanindicationofpositionisdesirable,thepointerconfigurationsshowninExhibit,6.4-11maybeused.Wheremoreaccuracyisrequired,alineshouldbeengraved(andfilledwithcontrastingpigment)bothontopanddownthesideofthepointer,asshownontheknobatthebottomoftheexhibit.c.DIMENSIONS(1)Fingertipgraspknobsshouldcon-formtothefollowingdimensions:(a)Height(inches)Minimum0.5Maximum1.0(b)'iameter(inches)Minimum0.375Maximum4.0(2)Thumbandforefingerencircledknobsshouldconformtothefollowingdimensions:Diameter(inches)Minimum1.0Maximum3.0d.e.TORQUE-Knobtorqueshouldbewithintherangeof4.5to6.0inch/ounces.NIltaKUBAaIUBTMENTOTARYCONTROLSVGTHiC4OBSKIRTS-Ifknobskirtsareused,suchcontrolsshouldconformtoapproximatelythefollowingdimensions.SeeExhibit64-12.(1)Skirtdiameter(DS):2.0inches.(2)Skirtheight(HS):0.25inch.Nomeasurementtaken.Oper-atorinterviewssuppliedsufficientinformation.SeeCLON4.1-6and4.1-7.Therearenone.3-99

CONTROLSSURVEYFINDINGSANDCLOsGENERATEDN/AYESCOMMENTS~~6.4.4.O.(Contd)(3)Fingerstopdiameter(DF):1.25inches.(4)Fingerstopheight(HF)plusrotaryknobheight(HK):total0.75inch.(5)Knobdiameter(DK):0.75inch.644'5ROTARYSELECTORCONTROLSa.SELECTION-Rotaryselectorcon-trolsshouldbeusedwhenthreeormoredetentedpositionsarerequired,andmaybeusedfortwo-detentedpositionoperation.b.POSITIONING(1)Toensureproperpositioningofadiscreterotarycontrol,detentsshouldbeprovidedateachcontrolposition.(2)Itshouldnotbepossibletoposi-tionacontrolbetweendetentedpositionso(3)Amaximumof24positionsshouldbeusedonarotaryselectorcontrol.(4)'ominimizethepossibilityofplacingarotaryselectorcontrolinanunusedposition,stopsshouldbeprovidedatthelimitsofthecontrolrange.READABILITY-Tomaximizeread-ability,rotarycontrolsshouldhaveamovingpointerandfixedpositionsettings.XXTherearenone.CLON4.1-11CUÃ4.1-183-100

CONTROLSSURVEY'FINDINGSANDCLOsGENERATEDTABLE3.10N/AYESNOCOMMENTS6.4.4.5(Cont'd)POSITICXuINDICATION(1)Positionindicationshouldbeprovided.Desirablealternativesare:(a)Illuminatedindicatorlights,(b)Alineengravedbothonthetopoftheknobanddowntheside,or(c)Apointershape.(2)Itshouldnotbepossibletocon-fusethepositionoftheknobinreferencetopositionmarkersonthepanel.Tominimizethe.problemofparallax,pointerson.knobsshouldbemountedclosetothesettingstowhichtheypoint.XQD6.1-58e.DIMENSIONS-Recommendeddimensionsforrotaryselectorswitchesareasfollows(seeExhibit6.4-13):(1)Length(L)(inches)Minimum1.0(2)Width(W)(inches)Maximum1.0(3)Diameter(D)(inches)Minimum1.0(4)Depth(H)(inches)Minimum0.625(5)Resistance(inch/pounds)Minimum1.0Maximum6.0Manythumbrotariesare3/4"or13/16".CLON4.1-24CLON4.1-243-101

(

CONTROLSSURVEYFINDINGSANDCLOsGENERATEDTABLE3.10N/AYESNOCOMMENTS6.4.4.5(Cont'd)f.MOMENTARYCONTACTROTARYSELECTORCONTROLS-Knobsforspring-loadedmomentarycontactrotaryselectorcontrolsshouldbelargeenoughtobeeasilyheldagainstthespringtorque,withoutfatigue,foraslongasnecessarytoaccomplishthecontrolaction.6.4-5-1THLWBWHEELSa.VISIBILITY-Tominimizeerror,thumbwheelreadoutsshouldbevisiblefromthethumbwheeloperatingposition.b.CODINQ-Ifthethumbwheelisusedasaninputdevice,theOFF,zero,ornormalpositionshouldbecodedtofacilitatevisualrecognitionofstatus.CNIINIKVBAOLSTMNTTPLMBWHEELS-Thedimensionsofthumb-wheelcontrolswhichpermitcontinuous.adjustment(notsteppedordetented)shouldbeasfollows:(1)Atleast1inchofthewheelshouldbeexposedtopermiteasymanipulation.(2)Resistanceshouldbebetween3and6ounces.(3)IfthethumbwheelhasanOFFposition,a'detentshouldbepro-videdforfeedbackatthatpoint.XCLSt4.1-23Nomeasurementtaken.Oper-atorinformationsufficient.SeeCLP4.1-6and4.1-73-102

CONTROLSSURVEYFINDINGSANDCLOsGENERATEDTABLE3.10N/AYESNOCOMMENTS6.4.5.1(Cont'd)d.DISCRETESETTING(STEPPED)THUMBWHEELS(1)Thumbwheelcontrolswhichhavediscretesettingsshouldbedetentedbetweenpositions.Thecontrolshouldsnapintoeachposition,andresistintermediateoruncertainsettings.(2)Discretethumbwheelcontrolsshouldconformtothefollowingspecifications.(SeeExhibit6.4-14)(a)Diameter(D)(inches)Minimum1.5Maximum2.5(b)Troughdistance(L)(inches)Minimum045Maximum0.75(c)Width(W)(inches)MinimumO.l(d)Depth(H)(inches)Minimum0.125Maximum0.5(e)Resistance(ounces)Minimum6Maximum206.45.2SLIDESWITCHESa.SURFACE-Thesurfaceofslideswitchesshouldbeserratedorknurled.b.DihKNSIONS-Slideswitchesshouldconformtoapproximatelythefollowingdimensions.SeeExhibit6.4-15.(1)Thickness(T):0.25inch.CL004.1-24CUN4.1-243-103

CONTROLSSURVEYFINDINGSANDCLOsGENERATEDN/AYESNOCOMMENTS6.4.5.2b(Cont'd)(2)Length(L):1.0inch.6.4.5.3TOGGLESWITCHESPOSITIONING-Tominimizethepos-.sibilityofinadvertentactivationorsettingbetweencontrolpositions,toggleswitchesshouldhaveanelasticresistancethatincreasesasthecontrolismovedanddropsastheswitchsnapsintoposition.b.FEEDBACK-Toggleswitchesshouldemitanaudibleclick,orprovidesomeothersourceoffeedbackonactivation.CoDIMENSIONS-Toensurethemosteffectiveuse,toggleswitchesshouldconformtothefollowingdimensions.SeeExhibit6.4-16.(1)Armlength(L),forusebyonefinger(inches)Minimum0.5Maximum2.0(2)Tipdiameter(D)(inches)Minimum0.125Maximum1.0(3)Resistance(smallswitch)(ounces)Minimum10Maximum16(4)Resistance(largeswitch)(ounces)Minimum10Maximum40(5)Displacement(A),twoposition(degrees)Minimum30Maximum120X3-104 i

CONTROLSSURVEYFINDINGSANDCLOsGENERATEDTABLE3.10N/AYESNOCOMMENTS6.a.>.~(Contd)(6)Displacement(A),threeposition(degreesbetweensettings)Minimum18Maximum60Optimum256.4.5.4ROCKERSWITCHESa.ORIENTATION-Rockerswitchesshouldordinarilybeorientedvertically.(1)Activationofthe-upperpartshouldcontroltheONorINCREASEfunction.(2)Horizontalorientationshouldbeusedonlywhenthelocationofthecontrolledfunctionorequipmentrequiresit.b.INDICATIONQFACTIVATION(1)Activationshouldbeindicatedbyasnapfeel,anaudibleclick,oranintegrallight.(2)IntheONposition,thetopoftheswitchshouldbeflushwiththepanelsurface.RESISTANCE(1)Controlresistanceshouldgraduallyincrease,thendroptozerowhenthecontrolsnapsintoposition.(2)Thisresistanceshould'recludetheswitchbeingplacedbetweenpositions.d.INADVERTENTACTIVATION-Ifitcontrolsacriticalfunction,theswitchshouldbeprotectedbychannelguardsorothermeanstopreventinadvertentactivation.'-105Therearenorockerswitches

CONTROLSSURVEYFINDINGSANDCLOsGENERATEDTABLE3.10N/AYESNOCOMMENTS6.4.5.4(Cont'd)e.ROQCERSWITCHDIMENSIONS-(seeExhibit6.4-17):(1)Width(W)(inches)Minimum0.75Maximum1.5(2)Resistance(ounces)Minimum10.Maximum40(3)Displacement,two-positionswitches(A)(degrees)Minimum30Maximum120(4)Displacement,three-positionswitches(A)(degrees)Minimum.18Maximum60Optimum256.5.1.6COLORCODINGa.REDUNDANCY-Inallapplicationsofcolorcoding,colorshouldprovideredundantinformation.Thatis,thepertinentinformationshouldbeavail-ablefromsomeothercueinadditiontocolor.(1)Thenumberofcolorsusedforcodingshouldbe'kepttothemini-mumneededforprovidingsuf-ficientinformation.(2)Thenumberofcolorsusedforcodingshouldnotexceed11.3-106

CONTROLSSURVEYFINDINGSANDCLOsGENERATEDTABLE3.10N/AYESNOCOMMENTS~~6.5.1.6(Cont'd)c.MEANINGOFCOLORSThemeaningattachedtoapar-ticularcolorshouldbenarrowlydefined.CIX88.1-11(2)Red,green,andamber(yellow)shouldbereservedforthefollowinguses:CLQ¹8.1-10Red:unsafe,danger,immediateoperatoractionrequired,oranindicationthatacriticalparam-eterisoutoftolerance.Green:safe,.nooperatoractionrequired,oranindicationthataparameteriswithintolerance.Amber(yellow):hazard(potentiallyunsafe),caution,attentionrequired,oranindica-tionthatamarginalvalueorparameterexists.d.CONSISTENCYOFhKPAGHGThemeaningofaparticularcolorshouldremainthesamebothwithinandamongthevarioussystemstowhichitisapplied.CLO¹8.1-9Theprimaryprinciplewhichshouldbeappliedinselectingcolorsforcodingpurposeswhichdonothavetheimmediatesafeyimplicationsofred,green,andamberistoensurethateachcolorisrecognizedasdifferentfromanyother.Exhibit6.5-7lists22colorsofmaximumcontrast.Eachsuccessivecolorhasbeenselectedsothatitwillcontrastmaximallywiththecolorjustprecedingitandsatisfactorilywithearliercolorsinthelist.3-107

CONTROLSSURVEYFINDINGSANDCLOsGENERATEDTABLE3.10N/AYESNOCOMMENTS6.5.1.6(Cont'd)c.MEANINGOFCOLORSThemeaningattachedtoapar-ticularcolorshouldbenarrowlydefined.XCUN8.1-11(2)Red,green,andamber(yellow)shouldbereservedforthefollowinguses:Red:unsafe,danger,immediateoperatoractionrequired,oranindicationthatacriticalparam-eterisoutoftolerance.XCUP8.1-10Green:safe,,nooperatoractionrequired,oranindicationthataparameteriswithintolerance..Amber(yellow):hazard(potentiallyunsafe),caution,attentionrequired,oranindica-tionthatamarginalvalueorparameterexists.d,CONSISTENCYOFIUKAMNGThemeaningofaparticularcolorshouldremainthesamebothwithinandamongthevarioussystemstowhichitisapplied.e.PRINCIPLESOFCOLORSELECTIONXCU88.1-9(1).Theprimaryprinciplewhichshouldbeappliedinselectingcolorsforcodingpurposeswhichdonothavetheimmediatesafeyimplicationsofred,green,andamberistoensurethateachcolorisrecognizedasdifferentfromanyother.Exhibit6.5-7lists22colorsofmaximumcontrast.Eachsuccessivecolorhasbeenselectedsothatitwillcontrastmaximallywiththecolorjustprecedingitandsatisfactorilywithearliercolorsinthelist.3-107

CONTROLSSURVEYFINDINGSANDCLOsGENERATEDYESNOCONMENTS6.5.1.6(Cont'd)~~~c.MEANIEOFCOLORSThemeaningattachedtoapar-ticularcolorshouldbenarrowlydefined.XCW.1-11(2)Red,green,andamber(yellow)shouldbereservedforthefollowinguses:Red:unsafe,danger,immediateoperatoractionrequired,oranindicationthatacriticalparam-eterisoutoftolerance.CU88.1-10Green:safe,,nooperatoractionrequired,oranindicationthataparameteriswithintolerance.Amber(yellow):hazard(potentiallyunsafe),caution,attentionrequired,oranindica-tionthatamarginalvalueorparameterexists.d.CONSISTENCYOFlvEANINGThemeaningofaparticularcolorshouldremainthesamebothwithinandamongthevarioussystemstowhichitisapplied.XCLSt8.1-9Theprimaryprinciplewhichshouldbeappliedinselectingcolorsforcodingpurposeswhichdonothavetheimmediatesafeyimplicationsofred,green,andamberistoensurethateachcolorisrecognizedasdifferentfromanyother.Exhibit6.5-7lists22colorsofmaximumcontrast.Eachsuccessivecolorhasbeenselectedsothatitwillcontrastmaximallywiththecolorjustprecedingitandsatisfactorilywithearliercolorsinthelist.3-.107

CONTROLS'URVEYFINDINGSANDCLOsGENERATEDN/AYESNOCOMMENTS65.1.6(Cont'd)c.MEANINGOFCOLORSThemeaningattachedtoapar-ticularcolorshouldbenarrowlydefined.CLQ8.1-11(2)Red,green,andamber(yellow)shouldbereservedforthefollowinguses:CL9t8.1-10Red:unsafe,danger,immediateoperatoractionrequired,oranindicationthatacriticalparam-eterisoutoftolerance.Green:safe,,nooperatoractionrequired,oranindicationthataparameteriswithintolerance.Amber(yellow):hazard(potentiallyunsafe),caution,attentionrequired,oranindica-tionthatamarginalvalueorparameterexists.d.CONSISTENCYOFhKPbGhlGThemeaningofaparticularcolorshouldremainthesameboth=-withinandamongthevarioussystemstowhichitisapplied.CU88.1-9e.Theprimaryprinciplewhichshouldbeappliedinselectingcolorsforcodingpurposeswhichdonothavetheimmediatesafeyimplicationsofred,green,andamberistoensurethateachcolorisrecognizedasdifferentfromanyother.Exhibit6.5-7lists22colorsofmaximumcontrast.Eachsuccessivecolorhasbeenselectedsothatitwillcontrastmaximallywiththecolorjustprecedingitandsatisfactorilywithearliercolorsinthelist.3-107X 0

CONTROLSSURVEYFINDINGSANDCLOsGENERATEDN/AYESNOCOMMENTS6.>-L6e{l)(Cont'd)Thefirst9colorshavebeenselectedsoastoyieldsatis-factorycontrastfarred-green-deficientaswellascolor-normalobservers.Theremaining13colorsareusefulonlyforcolor-normalobservers.(2)Colorsselectedforcodingshouldcontrastwellwiththebackgroundonwgichtheyappear.(3)Ambientlightingintheareainwhichcolorcodingisusedwillinfluencetheapparentcolorofthecodedelement(especiallyforsurfacecolors).Eachcolorselectedforcodingshouldbe,evaluatedunderallilluminationconditionsunderwhichitisused.6.8D.lSEPARATIONCFRecommendedminimumcontrolseparationdistancesareshowninExhibits6.8-2and6.8-3.Inmostcases,controlroomoperationswillrequiregreaterseparation.Thefunctionrequirementsthatshouldbeconsideredare:a.ACCESS-Controlaccessshouldnotbeimpededbyanypositionofanadjacentcontrol.Xb.INADVERTENTACTUATICM-Controlactuationshouldnotresultinadvertentactuationofanadjacentcontrol.3-108

3.11~Di1IiP51ThissectiondocumentstheresultsofthedisplayssurveyconductedinthemaincontrolroomsattheD.C,CookNuclearPlant.ThisreviewwasconductedinaccordancewiththerequirementsofNUREG-0700,asspecifiedintheD.C.CookDCRDRprogramplan.3.11.1~0b'ectivesTheobjectivesofthedisplayssurveywereto:a.AssesstowhatdegreealldisplaysinthecontrolroomsconfirmtothecriteriainNUREG-0700.b.IdentifyanddocumentanyfeaturesofthedisplaysthatdonotconformtothecriteriainNUREG-0700.3.11.2~ScoeThescopeofthesurveywastoassessthedisplaydesignsinthemaincontrolroomsattheD.C.CookplantusingtheapplicableguidelinesofNUREG-0700.Thedisplaytopicsevaluatedwere:oInformationtobedisplayedoUsabilityofdisplayvaluesoReadabilityoPrintingonthedisplayfaceoScalemarkingsoCodingoDisplaymovementoScalepointersoZonemarkingoLightindicatorsoLightlegendsdesignoRecordersdesignoCountersdesign3.11.3CriteriaThecriteriaappliedtothissurvey,identifiedbyNUREG-0700paragraphnumbersare:paragraphs6.5.l.lf;6.5.1.2dande;6.5.1.3athroughc(1)andd;6.5.1.4athroughf;6.5.1.5athroughcandeandf;6.5.1.6athroughcande;6.5,2.1through6.5.2.5;6.5.3.lathroughc(1)andd;6.5.3.2a(1),a(3)andb;6.5.3.3.aandb;6.5.4.lathroughdandgthroughk;6.5.4.2;6.5.5.1;and6.5.5.2.ThedetaileddefinitionsforthecriteriaarepresentedinTable3.11.3-109 3.11.4.1DataCollectiona.Datawerecollectedusingthechecklistscontainedinthedisplayssurveytaskplan.b.Datawerecollectedprimarilythroughdirectobservationandoperatorinterviews.Whereguidelinesreferredtoconsistencywithoperatingprocedures,preliminaryDOPswerereviewed.3.11.4.2Analysis--Datawereanalyzedaccordi'ngtothefollowingprocedure:a.AlldeviationsfromthecriteriawererecordedonCLOreports.Recordedinformationincludedtheequipmentinvolved,adescriptionoftheproblem,includingtheNUREG-0700paragraphnumberofthecriteriaandarecommendedsolution.b.ThedatacollectiondescriptionwasalsorecordedontheCLOform.Wheredataformtwoormoresourceswerecontradictory,resolutionoftheconflictwasachievedthroughdatareviewanddiscussionswithcognizantD.C.Cookpersonnel.3.11.5Findi~cisThefindingsofthedisplaysurveyarepresentedinTable3.11"DisplaySurveyFindingsandCLOs'Generated".Atotalof104criteriawereappliedtotheD.C.Cookcontrolrooms.Ofthecriteriaapplied,1wasnotapplicableand48werenotviolated.Twoofthecriteriaviolatedwerecoveredintheconventionsurveyandweredocumentedthere.Oneoftheviolatedcriteriawascoveredinthelabelsandlocationaidssurveyandwasdocumentedthere.Fifty-fourCLOsweregeneratedwhichcoveredthe52violatedcriteria.ThreeCLOswerelaterdeletedandtheirinformationwascombinedwithothersinthissurvey.TheCLOsaddressdisplayinformation,readability,printingonthedisplayface,scalemarkings,consistencyofmeasurings,zone'markingsandlegendindicatorlightengravings.3-110

THISPAGEPURPOSELYLEFTBLANK 0Q DISPLAYSSURVEYFINDINGSANDCLOsGENERATEDTABLE3.11N/AYESNOCOMMENTS6.5.1.1INFORMATIONTOBEDISPLAYEDDISPLAYFAILURE-Whenpanelinstruments,suchasmeters,failorbecomeinoperative,thefailureshouldbeapparenttotheoperator(e.g.,throughoff-scaleindication).6.5.1.2USABILITYOFDISLAYEDVALUESd.SCALERANGE-Scalesshouldbeselectedto:(1)Spantheexpectedrangeofopera-tionalparameters,or(2)Employappropriatescalerangingtechniques,or(3)Besupportedbyauxiliarywide-rangeinstruments.e.SCALESIZE-Scalerangesmaybeexpanded(orcontracted)bymultiplyingordividingindicatedscalevaluesbypowersoften.Allsuchscalesshouldbeclearlymarked'astowhethertheindicatedvaluesshouldbemultipliedordivided,andthefactorinvolved(e.g.,10,100,1000).6.5.1DREADABILITYXCLO¹5.1-4XCLO¹5.1-2XCLO¹5.1-3XCLQ¹5.1-21,5.1-22,and5.1-49a.CHARACTERHEIGHT-Characterheightshouldsubtendaminimumvisualangleof15minutes,or0.004xviewingdistance.Thepreferredvisualangleis20minutes,or0.006xviewingdistances.Adequateforviewingdis-tance.b.TYPESTYLE-Exhibits6.5-1and6.5-2presenttworecommendedsetsofcharacters.Charactersizeandstyleshouldmeetthefollowing:(1)Typestylesshouldbesimple.(2)Typestylesshouldbeconsistent.3-112

DISPLAYSSURVEYFINDINGSANDCLOsGENERATEDTABLE3.11N/AYESNOCOMMENTS6.5.1.3b(Cont'd)(3)Onlyupper-caselettersshouldbeused.c.-CONTRAST-Highestcontrastisprovidedbyblackandwhite.(1)Visualdisplaysshouldnormallycontainblackmarkingsonawhitebackground.(2)Theuseofcolorshouldbeconsistentwiththerecommenda-tinnsofGuideline6.5.1.6.Colorcombinationsshouldbeselectedtoprovidegoodcontrast.d.CHARACTERDIMENSIONSAM)SPACING-(1)Stroke-width-to-character-heightratiosshouldbebetween1:6and1:8.(2)Letterwidth-to*eightratiosshouldbebetween1:1and3:5.(3)Numeralwidth-to-heightratiosshouldbe3:5.(4)Minimumspacebetweenchar-actersshouldbeonestrokewidth.(5)Minimumspacebetweenwordsshouldbethewidthofonecharacter.CLON5.1-15,5.1-33and5.1-52Adequateforviewingdis-tance.(6)Minimumspacebetweenlinesshouldbeone-halfthecharacterheight.651.4PRINTINGONTHEDISPLAYFACEa.PROVISIONOFhEEDEDMESSAGE-Ifanyinformationisrequiredtousethedisplay,itmustbeprovidedcloseenoughtothescalesothatthescaleandthemessageareclearlyassociated.Themessagemaybeccmmunicatg:

DISPLAYSSURVEYFINDINGSANDCLOsGENERATEDTABLE3.11N/AYESNOCOMMENTS6.5.1.4(Cont'd)(1)Byprintingon,thedisplayface.(2)Byanappropriatelabeladjacenttothedisplay.b.cod.eoIAVOIDANCEOFEXTRANEOUSITEMS-Categoriesofinformationnotneededinusingthedisplayshouldbeavoided(e.g.,patentnotices,manu-facturer'strademarkoraddress).BREVITY-Toavoiddistractionandinterferencewiththeneededessentialmarkings,messagesshouldbewrittenasbrieflyasclaritypermits.ABBREVIATIONS-Onlystandardandcommonlyacceptedabbreviationsshouldbeused.CONSISTENCYWITHPROCEDURES-Theprintedmessageshouldusethesametermsastheproceduresindisplayidentification,parameteridentification,andunitsdisplayed.INDICATIONOFTRANSFORMATIONSNEEDED-Wherenecessarytomulti-plyordividethedisplayedreadingsbypowersof10todeterminequantitatIvevalue,theoperationrequiredandresultderivedmustbeclearlyindicated.Manymaufacturersnamesdo'ppear,butdonotdetractfromthereadabilityofthedisplays.XCLOS5.1-50XCLOI5.1-50.XCLON5.1-50XCUTS.1-41and5.1-49'6.5.1.5SCALEMARKINGS~~aoUSEOFGRADUATIONS-ScalesforquantitativereadingshouldbeprovidedwithgraduaQonsconsistentwiththeprogressionoftheirnumerals.(1)Nomorethan9graduationsshouldseparatenumerals.(2)Majorandminorgraduationsshouldbeusedifthereareuptofourgraduationsbetweennumerals.3-114XCLON5.1-26

DISPLAYSSURVEYFINDINGSANDCLOsGENERATEDTABLE3.11N/AYESNOCOMMENTS6.5.1.5(Cont'd)(3)Major,intermediate,andminorgraduationshouldbeusediftherearefiveormoregraduationsbetweennumerals.CLON5.1-38VIEWING0!STANCE(feet)1NorlessINDEXHEIGHT(Inches)MAJORINTERMEDIATEMINOR0.22b.GRADUATIONHEIGHT-Graduationheightsasafunctionofviewingdistanceshouldbe:'uidelineis.inapprcpriate-.formostofthedisplaysused.Itfailstotakeintoaccountstrokewidthofscalemarks.Greaterstrokewidthpermitsshorterscalemarkings.NoCLOnecessary.3orless6orless12orfess20orless0.4078570.281121.870.170.651.13ceVALUESINDICATEDSYUNITGRADUATIONS-Successivevaluesindicatedbyunitgraduationsshouldbeoneofthoseshownbeloworthosevaluesmultipliedbysomepowerof10.oooo1234524dS105101520252040d0SO1001020304050CLOII5.1-45e.LINEARVSLOGARI'0+SICSCALES-Logarithmicscalesshouldbeavoidedunlessneededtodisplayalargerangeofvalues.f.MLITISCALEIM)ICATORS-Multi-scaleindicators(i.e.,singlepointer,multiplescales)shouldbeavoided~'unlesstheycanbejustifiedasofopera-tionalbenefit,andprecautionsaretakentoavoidoperatorconfusion.CLOII5.1-53-115

DISPLAYSSURVEYFINDINGSANDCLOsGENERATEDTABLE3.11N/AYESNOCOMMENTS6.5.1.6COLORCOOINGa.REDUM3ANCY-Inallapplicationsofcolorcoding,colorshouldprovideredundantinformation'.Thatis,thepertinentinformationshouldbeavail-ablefromsomeothercueinadditiontocolor.b.NOSEROFCOLORS-Thenumberofcolorsusedforcodingshouldbekepttothemini-mumneededforprovidingsuf-ficientinformation.(2)Thenumberofcolorsusedforcodingshouldnotexceed11.c.MEANINGOFCOLORS(1)Themeaningattachedtoapar-ticularcolorshouldbenarrowlydefined.XCoveredinconventionstaskplan.CLO¹8.1-11(2)Red,green,andamber(yellow)shouldbereservedforthefol-lowinguses:Red:unsafe,danger,immediateoperatoractionrequired,oranindicationthatacriticalparam-eterisoutoftolerance.XCLO¹5.1-44Green:safe,nooperatoractionrequired,oranindicationthataparameteriswithintolerance.'Amber(yellow)!hazard(potentiallyunsafe),caution,attentionrequired,oranindica-tionthatamarginalvalueofparameterexists..d.CONSISTENCYOFMEANING(1)Themeaningassignedtoparticularcolorsshouldbeconsistentacrossallapplicationswithinthecontrolroom.3-116XCoveredinconventionstaskplan.CLO¹8.1-9

DISPLAYSSURVEYFINDINGSANDCLOsGENERATEDTABLE3.11N/AYESNOCOMMENTSe.PRINCIPLESOFCOLORSELECTION(1)Theprimaryprinciplewhichshouldbeappliedinselectingcolorsforcodingpurposeswhichdonothavetheimmediatesafetyimplicationsofred,green,andamberistoensurethateachcolorisrecognizedasdifferentfromanyother.Exhibit6.5-7lists22colorsofmaximumcontrast.Eachsuccessivecolorhasbeenselectedsothatitwillcontrastmaximallywiththecolorjustprecedingitandsatisfactorilywithearliercolorsinthelist.Thefirst9colorshavebeenselectedsoastoyieldsatis-,factorycontrastforred-green-deficientaswellascolor-normalobservers.Theremaining13colorsareusefulonlyforcolor-normalobservers.(2)Colorsselectedforcodingshouldcontrastwellwiththebackgroundonwhichtheyappear.(3)Ambientlightingintheareainwhichcolorcodingisusedwillinfluencetheapparentcolorofthecodedelement(especiallyforsurfacecolors).Eachcolorselectedforcodingshouldbeevaluatedunderallilluminationconditionsunderwhichitisused.XCLONS.1-31XCDXS.1-31652.1DIRECTIONAL'GYOFMOVEMENTANDNUMBERINGWITHFIXED-SCALEANDMOVING-POINTERMETERSa.CIRCLLARSCALES-Scalevalues~~~shouldincreasewithclockwisemove-mentofthepointerasinExhibit6.5-8.b.VERTICALSTRAIGHTSCALES-ScalevaluesshouldincreasewithupwardmovementofthepointerasinExhibit6.5-9.3-117XCL085.1-27and5.1-51

DISPLAYSSURVEYFINDINGSANDCLOsGENERATEDTABLE3.11N/AYESNOCOMMENTSc.HORIZONTALSTRAIGHTSCALES-Scalevaluesshouldincreasewithpointermovementto.therightasinExhibit6.5-10.6.5.2.2POIMl'ERSa.POINTERTIPFORM-(1)Pointertipsshouldbesimple.Examplesofpreferredandnon-preferredtypesaregiveninExhibit6.5-11.(2)Pointertipsshouldbeselectedtominimizeconcealmentofscalegraduationmarksornumerals.(SeeExhibit6.5-8)CLOlt5.1-28CL9f5.1-43b.POINTERPOSITIONINQRELATIVETOSCALE-(1)Pointertipshouldextendtowithinabout1/16inchof(butnotoverlap)thesmallestgraduationmarksonthescale.(SeeExhibits6.5-8,-9,-10.)(2)Pointersshouldbemountedtoavoidparallaxerrors.CLOS5.1-39CoPOIt~VISIBILITY-Pointer/backgroundcontrastandpointersizeshouldbeadequatetopermitrapidrecognitionofpointerposition.CLOS.1-7and,5.1-4065ZD.ZONEMARKING(Exhibit6.5-12)a.Zonemarkingsshouldbeconspicuousanddistinctivelydifferentfordifferentzones.Zonemarkingshouldnotinterferewithreadingofquantitativemarkings.CLON5.1-6,5.1-29,5.1-46and.5.1-47CL(PS.1-30c.Ifcolorisusedforcoding,colorshouldberelatedtomeaningasgiveninGuideline6.5.1.6.c.CLOSS.1-443-118

,

DISPLAYSSURVEYFINDINGSANDCLOsGENERATEDTABLEF11N/AYESNOCOMMENTS6.5.2.4ORIENTATIONOFMARKINGSONFIXED-SCALEMETERSNUMERALORIENTATION-Individualnumeralsonanytypeoffixedscaleshouldbevertical(seeExhibit6.5-13).Thisholdstrueforcircularaswellaslinearscales.b.ZERO-POINTORIENTATION-Wherepointermovementismorethan360o,thezeropointshouldbelocatedatthe12o'lockpQsi'tiono(2)Wherepositiveandnegativevaluesaredisplayedaroundazeroornullposition,thezeroornullpointshouldbelocatedatthe12o'lockposition.c.EM3-POINTIM3ICATIONONPARTIAL-REVOLUTIONSCALES-XCLOSS.1-Sl(2)Wherethescalecoverslessthanafullrotationofthepointer,scaleend-pointsshouldbeindicatedbyabreakinscale(seeExhibit6.5-13).Thebreakshouldbeatleastonenumberedintervalinlength.(3)Thebreakshouldbeorientedatthe6o'lockposition.6.5.2.5MOVING-SCAL'EMETERSMoving-scalefixed-pointermetersareinfre-quentlyseeninnuclearpowerplantcontrol~~~rooms.Theyshouldbeavoidedinfavorofthemoreeffectivefixed-scalemoving-pointertypes.XCLONS.1-323-119

DISPLAYSSURVEYFINDINGSANDCLOsGENERATEDN/AYESNOCOMMENTSi6-5D.1CHARACTERISTICSANDPROBLEMSOFLIGHTIhDICATORSb.PRECAUTIONSTOASSUREUNAMBIGUOUSSENSINGBYOPERATORS-Lightsshouldnotappeartobeglowingwheninfacttheyareoff,orviceversa.Tothatend,ambientlightsourcesshouldbeselected,located,orcontrolledtoavoidreflectionsorrefractions.(SeeGuideline6.1.5D.)c.PRECAUTIONSTOAVOIDMISINTERPRETATION-(1)System/equipmentstatusshouldbeinferredbyilluminatedindica-tors,andneverbytheabsenceofillumination.d.USEASALERTINGIhDICATORS-Alertingtheoperatortounfavorablestatusshouldbeafunctionoftheannunciatorsystemandnotassignedtolightindicators.6.5.3.2DESIGNAhDUSEOFNONLEGEhK)LIGHTIhDICATORSa.IDENTIFICATIONOFMEANING-(1)Wheremeaningisnotapparent,labelingmustbeprovidedclosetothelightindicatorshowingthemessageintendedbyitsglowing.(3)Thecolorofthelightshouldbeclearlyidentifiable.b.LIGHTINTENSITY-Theilluminatedindicatorshouldbeatleast10%greaterinlightintensitythanthesurroundingpanel(asmeasuredbyaspotphotom-eter).CLONS.1-53CLOItS.1-1CLOitS.1-54CLOIS.1-17CLOiiS.1-533-120 0

DISPLAYSSURVEYFINDINGSANDCLOsGENERATEDN/AYESNOCOMMENTS6.5.3.3DESIGNAM3USEOFLEGENDLIGHTINDICATORSa.VISIBILITYFACTORS-Lightintensityoftheilluminatedindicatorsshouldbeatleast10%greaterthanthesurroundingpanel(asmeasuredbyaspotphotometer).(2)Legendsshouldbelegibleunderambientilluminationwithindica-torlightsoff.Legendletteringshouldcontrastwellwithbackgroundunderbothambientandtransilluminatedlighting.CLO¹S.1-24CLO¹S.1-24b.LEGEM3DESIGN(2)(3)(5)(6)Generallegenddesignshouldbeconsistentthroughoutthecontrolroom.Letteringshouldbesimple,andshouldfollowGuideline6.5.13forstyleands12eSymboliclegendsshouldbeclearandunambiguousastotheirmeaning.Textshouldbeshort,concise,andunambiguous.Legendmessagesshouldcontainnomorethanthreelinesoftext.Nomenclatureandabbreviationsshouldbestandard,andconsistentwithusagethroughoutthecontrolroomandintheprocedures.Legendsshouldbewordedtotellthestatusindicatedbyglowingofthelight.CLO¹S.1-18CLO¹5,1-19CLO¹S.1-20CLO¹S.1-483-121

DISPLAYSSURVEYFINDINGSANDCLOsGENERATEDTABLE3.11YESNOCOMMENTSEXPENDABLEMATERIALS-Pens,inks,andpapershouldbeofaqualitytoprovideclear,distinct,andreliablemarking.Forexample,inkshouldnotclogpensorsmudgeonthepaper.,6-5A-1GENERALCHARACTERISTICSOFGRAPHICRECORDINGSa.QUALITYOFCLO¹S.1-11b.SCALECOMPATIBILITY-Scalesprintedontherecordingpapershouldbethesameasthe.scalesshownontherecorder.CLQ¹S.1-34c..SCALEDESIGN-Recorderscalesshouldbenumberedandmarkedaccordingtothegeneralprinciplesofscalegraduation(Guideline6.5.1.5),withnumberstyleanddimensionsaccordingtoGuidelines6.5.1Dand6.5.1A.rCLQ¹5.1-38,5.1-45and5.1-49d~goPAPERTAKEUPAhDCUTOFF-Atakeupspoolshouldbeprovidedtoreceivecompletedrecordings.Onmostinstrumentsthisisprovidedasaninherentpartofthedesign.Also,meansshouldbeprovidedfortearingoffcompletedrecordsforstorage.USE-Asageneralrule,recordersshouldbeusedtorecordtrendinforma-tionandmaterialwhichmaybeneededforlaterreference.CLO¹S.1-14L~PLACEMENTOFRECORDERS-Asdeviceswhichmustbeverifiedandattendedbytheoperator,graphicrecordersshouldinprinciplebelocatedwithintheprimaryoperatingarearatherthanonbackpanels.PAPER-SPEEDADJUSTABILITY-Notonlyshouldhighpaperspeedoptionbeprovidedtorunoutrecordsfordetach-ment,butaselectionoflowerspeedsshouldbeavailabletopermitadjust-mentofthetimescalesothatrate-of-changeinformationcanbeindicatgdi>>CL0¹S.1-8CLO¹5.1-9

DISPLAYSSURVEYFINDINGSANOCLOsGENERATEOIN/AYESNOCOMMENTS6.5.4.1(Cont'd)4j.ANNOTATION-Itshouldbecon-venienttoannotaterecordingswithdateandtimemarkings,withpaperspeedifvariedfromnormal,withparameteridentification,orwithany,otherrelevantinformation.k.VISIBILITY-Recorderdesignshouldensurethatalldatawillbevisible"throughthewindowoftherecorderand~notrequireopen-dooroperationtoexposeit.6.54.2SPECIFICRECORDERTYPESa.CONTINUOUSRECORDERS-(1)LABELINQ-'abelsshouldidentifytheparametersrecorded.Withmultiple-penrecorders,parametersshouldbelistedintheorderoftheassociatedscales'ontherecorder.(2)INKCOLORS-Eachpenshould.useadifferentcoloredinktopermitchannelidentificationfromlinecolor.Colorsselectedshouldbedistinctivelydifferentandshouldaffordgoodcontrastwiththepaper.b.DISCRETERECGRDERS-(1)CHANNELOVERLOAD-Therecordersh'ouldnotbeloadedbeyonditsdesignedchannelcapacitybecausethisaddscom-plexitytotheanalysisandpro-longssamplingcycletime.XCUR5.1-10CLH6.1-1CLN5.1-12(2)CHANNELIDENTIFICATIONONINSTRUMENT-Discreterecordersshouldbeequippedtodisplayinaneasilyviewedmannerthechannelbeingplotted.Viewingfromoddandincon-venientanglesshouldnotbe3-123imposediCIA5.1-52

DISPLAYSSURVEYFINDINGSANDCLOsGENERATEDN/AYESNOCOMMENTS6.5A.2b(Cont'd)CHANNELIDENTIFICATIONONRECORDING-Number-printingmechanismshouldbedesignedandmaintainedtoprovideclear,sharp,andsmallnumberingtoavoidcrowdingofdataandconse-quentanalysisproblems.(4)CHANNELSELECTIONCAPABILITY-Provisionshouldbemadetoselectanysinglechannelforimmediatedisplaywithoutawaitingcompletionofasamplingcycle.XCUSS.1-136.5.5.1DRLIvi-TYPECOUNTERSa.NLMERICALPRESENTATION.FACTORS-ORIENTATION-Multidigitnumbersformedbyseveralcounterdrumsshouldbereadhorizontallyfromlefttoright(seeExhibit6.5-14).(2)(4)WIDTH-HEIGHTRATIO-Tocompensateforthedistortionimposedbythecurvedsurfaceofthedrum,counternumeralsshouldreflectawidth-heightratioof1:1,not3:5asrecom-mendedfornumeralsandotherdisplays.GROUPINGOFNUMERALS-Ifmorethanfourdigitsarerequired,theyshouldbegroupedandthegroupingsseparatedasappropriatebycommas,byadecimalpoint,orbyadditionalspace(seeExhibit6.5-15).CONTRAST-Thecolorofthenumeralsandofthebackgroundshouldbechosentoyieldhighcontrast.Blacknumeralson.whitedrumsurfaceis3I24recommended.AppearsOK.XCLCHtS.1-42XCLOSS.1-35

DISPLAYSSURVEYFINDINGSANDCLOsGENERATEDN/AYESNOCOMMENTS6.5.5J.a(Cont'd)(5)DRUMFINISH,-'hesurfaceofthedrumsandsurroundingareasshouldhaveamattefinishtominimizeglare.b.MOUNTING-(1)Drum-typecountersareclearlyreadableonlywithinaviewinganglethatismorerestrictivethanformostdisplays.Accordingly,theyshouldbemountedperpendiculartotheoperator'slineofsight.(2)Countersshouldbemountedascloseaspossibletothepanelsuifacetominimizeshadowsandmaximizeviewingangle.(3)Thewindowshouldbesizedtoallownomorethanonedigitperdrumtoappearinthewindowatanyanetime.c.ORLEMOVEMENT-(1)Numbersshouldchangebysnapactionratherthanthroughcon-tinuousmovement.(2)ThecounterdrumsshouldmoveO'pwardwithincreasingvalues.6.5.5.2ELECTRONICCOUNTERSa.NUMERICALPRESENTATIONFACTORS-(1)ORIENTATION-Multidigitcountersshouldbeorientedtoreadhorizontallyfromlefttoright.XXCLOP5.1-363-125

DISPLAYSSURVEYFINDINGSANDCLOsGENERATEDN/AYESNOCOMMENTS6.5.5.2a(Cont'd)(2)CHARACTERSTYLE-Simplecharacterfontsshouldbeused.Stylesusingvariablestrokewidths,slantedcharacters,"etc.,shouldbeavoided.(3)NUMERALHEIGHT-Numeralsshouldbeofsuchaheightastosubtendavisualangleof15minutesfromthefarthestantici-patedviewingdistance.(4)WIDTH-TO-HEIGHTRATIO-Width-to-heighratioofnumeralsshouldbeapproximately3:5.(5)SPACING-Horizontalspacingbetweennumeralsshouldbebetweenone-quarterandone-halfthenumeralwidth.XCUSS.1-37b.RATEOFCHANGE-Numeralsshouldnotfollow.eachotherfasterthantwopersecondwhentheoperatorisexpectedtoreadthenumeralsconsecutively.c.CONTIRAST-Character-to-backgroundcontrastratioshouldbebetween15:1minimumand20:1preferred.3-126

3.12LabelsandLocationAidsSurveTP-6.1ThissectiondocumentstheresultsofthelabelsandlocationaidssurveyconductedinthemaincontrolroomsattheD.C.CookNuclearPlant.ThisreviewwasconductedinaccordancewiththerequirementsofNUREG-0700,asspecifiedintheD.C.CookDCRDRprogramplan.3.12.1~0b'ectivesTheobjectivesofthelabelsandlocationaidssurveywereto:a.Examinethe,readabilityandusabilityofthelabelinginthecontrolroomsaccordingtoNUREG-0700criteria.b.AssessthedesignanduseoflocationaidsinthecontrolroomsaccordingtoNUREG-0700criteria.c.IdentifyanddocumentanycaseswherelabelsandlocationaidsdonotconformtothecriteriaofNUREG-0700.3.12.2~ScoeThescopeofthissurveywastoassessthelabelsandlocationaidsinthecontrolroomsattheD.C.CookplantusingtheapplicableguidelinesofNUREG-0700.Thetopicsevaluatedwere:oArrangementofvisualalarmtilesoColorcodingoflabelsoNeedforlabelsoHierarchicallabelingoPlacementoflabelsoHountingoflabelsoSpatialorientationoflabelsoLabelvisibilityoLabelcontentoWordselectionoConsistencyoSymbolsoControlpositionlabelingoReadabilityoTemporarylabelsoDemarcationoHimics3-127 4I 3.12.3CriteriaThecriteriaappliedinthissurvey,,identifiedbyNUREG-0700paragraphnumberare:paragraphs6.3.3.3c(3);6.5.1.6;6.6.1.1;6.6.1.2;6.6.2.1through6.6.2.4;6.6.3.1;6.6,3.2;6.6.3.3bandc;6.6.3.4through6.6.3.9;6.6.4.1;6.6.4.2;6.6.5.1;6.6.5.2;6.6.6.2;6.6.6.3;6.6.6.4aandb;and6.8.3.2d.ThedetaileddefinitionsforthecriteriaarepresentedinTable3.12.3.12.4.1DataCollectiona.Datawerecollectedusingthechecklistscontainedinthelabelsandlocationaidsta'skplan.b.Datawerecollectedprimarilythroughdirectobservationandoperatorinterviews,measurementsanddocumentationreviewswereconductedwherenecessary.3.12.4.2Analysis--Datawereanalyzed'accordingtothefollowingprocedure:a.Alldeviationsfromthecriteriawere'recordedonCLOreports.Recordedinformationincludedtheequipmentinvolved,adescriptionoftheproblem,includingtheNUREG-0700paragraphnumberofthecriteriaandarecommendedsolution.b.ThedatacollectiondescriptionwasalsorecordedontheCLOform.Wheredatafromtwoormoresourceswerecontradictory,resolutionoftheconflictwasachievedthroughdatareviewanddiscussionswithcognizantD.C.Cookpersonnel.3.12.5~i~din<isThefindingsofthelabelsandlocationaidssurveyarepresentedinTable3.12"LabelsandLocationAidsSurveyFindingsandCLOsGenerated."Atotalof104criteriawereappliedtotheD.C.Cookcontrolrooms.Ofthecriteriaapplied,5werenotapplicableand20werenotviolated.Threeofthecriteriaviolatedwerealsocoveredintheconventionssurveyandweredocumentedthere.Seventy-oneCLOsweregeneratedwhichcovertheother76criteriaviolated.Ingeneral,thoseCLOaddresslabelsneed,placementoflabels,hierarchicalscheme,wordselection,symbols,controlpositionlabels,readability,temporarylabelsandmimiclabelsandlines.3-128 THISPAGEPURPOSELYLEFTBLANK3-129

LABELSANDLOCATIONAIDSSURVEYFINDINGSANDCLOsGENERATEDTABLE3.12N/AYESNOCOMMENTS6DDDARRANGEMENTOFVISUALALARMTILESc.LABELINGOFAXES(3)Letterheightforcoordinatedesignationshouldbeconsistentwithasubtendedvisualangleofatleast15minutesasviewedfromacentralpositionwithintheprimaryoperatingarea.6D1.6COLORCOOINGa.REDKPPDANCY-Inallapplicationsofcolorcoding,colorshouldprovideredundantinformation.Thatis,thepertinentinformationshouldbeavail-ablefromsomeothercueinadditiontocolor.b.NUivIREROFCOLORS(I)Thenumberofcolorsusedforcodingshouldbekepttotheminimumneededforprovidingsufficientinformation.(2)Thenumberofcolorsusedforcodingshouldnotexceed11.'o(1)Themeaningattachedtoaparticularcolorshouldbenarrowlydefined.Thereisnocoordinatedes-ignation.E.g.,RedandbluelabelsonFLXpanelrecorders(1-56-013and1-56-014).Also,redlabelsindicatelabelsthatrefertotrainAandgreenthatreferstotrainB.CLON8.1-8CL(86.1-53-130 Oi LABELSANDLOCATIONAIDSSURVEYFINDINGSANDCLOsGENERATEDTABLE3.12N/AYESNOCOMMENTS&,5.1.6c.(CONT'D)(2)Red,green,amber(yellow)shouldbereservedforthefollowinguses:Red:unsafe,danger,immed-iateoperatoractionrequired,oranindicationthatacriticalparameterisoutoftolerance.Greenssafe,nooperatoractionrequired,oranindi-cationthataparameteriswithintolerance.Amber(yellow):hazard(potentiallyunsafe),caution,attentionrequired,oranindi-cationthatamarginalvalueorparameterexists.CLQN6.1-5d.(2)Themeaningof.aparticularcolorshouldremainthesamewhetherappliedtopanelsurfacesorprojectedinsignailightsoronCRTs.CoveredinConventionsTaskPlan.CLOIi8.1-93-131

LABELSANDLOCATIONAIDSSURVEYFINDINGSANDCLOsGENERATEDTABLE3.12N/AYESNOCOMMENTS6.5.1.6c.(CONT'D)e.'RINCIPLESOFCOLORSELECTION(1)Theprimaryprinciplewhichshouldbeappliedinselectingcolorsforcodingpurposeswhichdonothavetheimmediatesafetyimplicationsofred,green,andamberistoensurethateachcolorisrecognizedasdifferentfromanyother.Exhibit6.5-7lists22colorsofmaximumcontrast.Eachsuccessivecolorhasbeenselectedsothatitwillcontrastmaximallywiththecolorjustprecedingitandsatisfactorilywithearliercolorsinthelist.Thefirst9colorshavebeenselectedsoastoyieldsaftis-factorycontrastforred-green-deficientaswellascolor-normalobservers.Theremaining13colorsareusefulonlyforcolor-normalobservers.CoveredinConventionsTaskPlan.CLON8.1-11(2)Colorsselectedforcodingshouldcontrastwellwiththebackgroundonwhichtheyappear.(3)Ambientlightingintheareainwhichcolorcodingisusedwillinfluencetheapparentcolorofthecodedelement(especiallyforsurfacecolors).Eachcolorselectedforcodingshouldbeevaluatedunderallilluminationconditions'underwhichitisused.X6AJ..lhEEDfQRLABELINGControls,displays,andotherequipmentitemsthatmustbelocated,identified,ormanipu-latedshouldbeappropriatelyandclearlylabeledtopermitrapidandaccuratehumanperformance.CION6.1-1,6.1-8,6.1-9,6.1-10,6.1-44,6.1-51,6.1-62and6.1-643-132

LABELSANDLOCATIONAIDSSURVEYFINDINGSANDCLOsGENERATEDN/AYESNOCOMMENTS66.1ZHIERARCHICALSCHEhKToreduceconfusion,operatorsearchtimeyandredundancy,ahierarchicallabelingschemeshouldbeused.(SeeE-hibit6.6-1.)a.RANKING(1)Majorlabelsshouldbeusedtoidentifymajorsystemsoroperatorworkstations.(2)Subordinatelabelsshouldbeusedtoidentifysubsystemsorfunc-tionalgroups.(3)Component:labelsshouldbeusedtoidentifyeachdiscretepanelorconsoleelement.(4)Labelsshouldnotrepeatinfor-mationcontainedinhigher-levellabels.b.LETTERGRADATIONS-Labelsshouldbegraduatedinlettersizesuchthat:(1)S"stem/workstationlabelsareabout25%largerthan(2)Subsystem/functionalgrouplabelswhichareabout25%largerthan.(3)Componentlabelswhichareabout25%largerthan(4)Controlpositionidentifiers.6.6.LlPLACEhKNTNORMALPLACEMENT-Labelsshouldbeplacedabovethepanelele-ment(s)theydescribe.XQX86.1-11X(PD6.1-12XCID6.1-49XCUN6.1-52XCIDER6.1-13XCU86.1"143-133

LABELSANDLOCATIONAIDSSURVEYFINDINGSANDCLOsGENERATEDTABLE'.12N/AYESNOCOMMENTS6.6.2-1(CONT'D)b.PAhELLABIELING-Theplacementoflabelsoncontrolpanelsshouldcon-formtotheguidanceshowninEhibit6.6-1.c.VISIBILITYENHANCEMENT-Labelsofelementslocatedaboveeyelevelshouldbepositionedtoensurelabelvisibility.d.PROXIMITY-Labelsshouldbeplacedclosetothepanelelement.SeeExhibit6.6-2.XCL0~6.1-14XCllHt6.1-46XCLON6.1-43e.LABELSONCONTRCk5-Labelsshouldnotappearonthecontrolitselfwhenanadjustmentormanipulationisrequiredthatcausestheoperator'shandtoobscurethelabelforanextendedtimeperiod.XCIXN6.1-2and6.1-19f.AMACENTLABELS-Adjacentlabelsshouldbeseparatedbysufficientspacesothattheyarenotreadasonecontin-uouslabel.6.6.2.2MOLNTINGa.INTEGRITY-Labelshouldbemountedinsuchawayastoprecludeaccidentalremoval.b.SLRFACE-Labelsshouldbemountedonaflatsurface.6.6.2.3SPATIALORIENTATIONXXCU86.1-15XCLOH6.1-1680HORIZONTALORIIENTATION(1)Labelsshouldbeorientedhori-zontallysothattheymaybereadquicklyandeasily-fromlefttoright.(2)Althoughnotnormallyrecom-mended,verticalorientationmaybeusedonlywherespaceislimited.3-134XCLO>6.1-45XCLOP6.1-45

LABELSANDLOCATIONAIDSSURVEYFINDINGSANDCLOsGENERATEDTABLE3.12N/AYESNOCOMMENTS6.6~(CONT'D)\b.CLEAVEDPATTERNS-Curvedpatternsoflabelingshouldbeavoided.SeeExhibit6.6-5.6.6W4VISIBILITYXCLO¹6.1-17.a.b.Cod.OTHERIPF'ORMATIONSOLACES-Labelsshouldnotcoveranyotherinfor-mationsource.Theyshouldnotdetractfromorobscurefiguresorscaleswhichmustbereadbytheoperator.CCNCE4Lk%Nt-becoveredorobscuredbyotherunitsintheequipmentassembly.CONTROLS-Labelsshouldbevisibletotheoperatorduringcontrolactuation.CLEANING-Administrativepro-ceduresshouldbeinplacefortheperiodiccleaningoflabels.XCLO¹6.1-48and6.1-54CLO¹6.1-18,6.1-19and6.1-54XCLO¹6.1-2and6.1-58XCLO¹6.1-656.6amKINDSOF~ORMATIONa.b.PRIhSWYFLNCTION-Labelsshoulddescribethefunctionofequipmentitems.SECONDARYFLNCTION-Ifneededforclarity,engineeringcharacteristicsornomenclaturemayalsomayalsobedescribe*CLO¹6.1-3,6.1-7and6.1-476.3.3-2WORDSELECTIONalb.INTENDEDACTION-Thewordsemployedinthelabelshouldexpressexactlywhatactionisintended.CLARITY-Instructionsshouldbeclear.DIRECT-Instructionsshouldbedirect.XCLO¹6.1-4XCLO¹6.1-1XCLO¹6.1-1and6.1-203-135

LABELSANDLOCATIONAIDSSURVEYFINDINGSANDCLOsGENERATEDTABLE3.12N/AYESNOCOMMENTS6.6D.2(CONT'D)d.MEANING-Wordsshouldbeusedthathaveacommonlyacceptedmeaningforallintendedusers.e.TECHNICALTERMS-Unusualtech-nicaltermsshouldbeavoided.f.SPELI~G-Wordsshouldbecorrectlyspelled.6AD.3CY-should,beconsistentwithinandacrosspiecesofequipmentintheiruseofwords,acronyms,abbreviations,andpart/systemnumbers.SeeExhibit6.6-6.CLOS6.1-6CILIA6.1-24CL9t6.'1-10and6.1-21CoCONSISTENCYWITHPROCEDLRES-Thereshouldbenomismatchbetweennomenclatureusedinpro-ceduresandthatprintedonthelabels.CLOS6.1-6664.3ASYlvSOLSa.MEANING-Abstractsymbolsshouldbeusedonlyiftheyhaveacommonlyacceptedmeaningforallintendedusers(cagey%)eb.DISTINGUISHABILITY-Symbolsshouldbeuniqueanddistinguishablefromeachother.c.STANDARD-Acommonlyacceptedstandardconfigurationshouldbeused.d.CONSI!AGENCY-Symbolsshouldbeconsistentlyusedwithinandacrosspanels.e.ROMANNUhKRALS-UseofRomannumeralsshouldbeavoided.CLOS6.1-22CLOS6.1-503-136

LABELSAXOlOCATIONAIDSSURVEYFINDINGSANDCLOsGENERATEDN/AYESNOCOMMENTS6.6DDBREVITYBrevityshouldnotbestressediftheresultswillbeunfamiliartooperatingpersonnel.Wordsonlabelsshouldbeconciseandstillconveytheintendedmeaning.SeeExhibit6.6-7.6AD.6SIMILARITYCU86.1-1Wordsandabbreviationsofsimilarappear-anceshouldbeavoidedwhereanerrorininterpretationcouldresult.Whenlabelscontainingsimilarwords,abbreviations,oracronymsarelocatedincloseproximitytoeachother,differentwordsshouldbeselectedormeansofcodingshouldbeusedtoreducetheprobabilityofselectingthewrongcontrolorreadingthewrongdisplay.SeeExhibit6.6-8.6.6.37FLP/CTIONALGR~a.FLNCTIONALRELATIONSHIP-Labelsshouldbeusedtoidentifyfunctionallygroupedcontrolsordisplays.b.LOCATION-Labelsshouldbelocatedabovethefunctionalgroupstheyident-.ify.6AD8CONTRCIPOSTIONLABELINGCL9t6.1-59a.POSITION-Alldiscretefunctionalcontrolpositonsshouldbeidentified.b.DIRECTION-DirectionofmotionOncrease,decrease)shouldbeidentifiedforcontinupusmotionrotarycontrols.c.VISIBILITY-.Controlpositioninfor-mationshouldbevisibletotheoperatorduringoperationofthecontrol.CLOS6.1-23CLCHt6.1-42CL96.1-23-137 i

LABELSANDLOCATIONAIDSSURVEYFINDINGSANDCLOsGENERATEDTABLE3.12N/AYESNOCOMMENTS6.6D.9ACCESSOPENING,DANGER,WARNIN+ANDSAFETYINSTRUCTIONLABELINGa.ACCESSOPENINGLABELS-Eachaccessopeningusedbycontrolroomoperatorsshouldbelabeledtoidentifythefunctionofitemsaccessiblethroughit.b.DANGER,WARNIN+ANDSAFETYINSTRUCTIONLABELS-Alldanger,warning,andsafetyinstructionlabelsshouldbeinaccordancewithappropri-atesafetystandards.6.6.LIREADABILITYXCL9t6.1-60a.b.Characterheightshouldsubtendavisualangleof15minutesasaminimum,or0.004xviewingdistance.Avisualangleof20minutes,or0.006xviewingdis-tance,ispreferred.(2)Letterheightshouldbeidenticalforalllabelswithinthesamehierarchicallevel,basedonthemaximumviewingdistance.(1)Toensureadequatecontrastandpreventlossofreadability~becauseofdirt,darkcharactersshouldbepiovidedonalightbackground.CDP6.1-51and6.1-57CLOS6.1-25QD6.1-26(2)Ifcolorprintisusedforcodingpurposes,itshouldconformtotheestablishedcolorcodingschemeforthecontrolroom.(SeeGuide-line6.5.1.6.)Colorsshouldbechosenformaximumcontrastagainstthelabelbackground.Exhibit6.6-9ratesvariouscolorcombinationsintermsofrelativelegibility.3-138

LABELSCWOLOCATIONAIDSSURVEYFINDINGSANDCLOsGENERATEDN/AYESNOCOMMENTS6.6.42STYLE(Exhibits6.5-1and6.5-2)a.CHARACTERSELECTION(1)Labelsshouldbepreparedincapi-talletters.(2)Thedesignoflettersandnum-eralsshouldbesimpleandwithout;flourishesorserifs.b.CHARACTERWIDTH(1)Letterwidth-to-heightratioshouldbebetween1:1and3:5.XCLON6.1-27XCLON6.1-67(2)Numeralwidth-to-heightratioshouldbe3:5exceptforthenum-eral"4"whichshouldbeonestrokewidthwiderandthenum-eral"1"whichshouldbeonestrokeinwidth.XCLON6.1-67c."STROKEWIDTH-Strokewidth-to-characterheightratioshouldbebetween1:6and1:8.d.SPACING(1)-The'minimumspacebetweencharactersshouldbeonestrokewidth.(2)Theminimumspacebetweenwordsshouldbeonecharacterwidth.(3)'heminimumspacebetweenlinesshouldbeone-halfofthechar-acterheight.'I6.6.5ZUSEOFTEMPORARYLABELSXCLON6.1-68'CIL86.1-55XCU86.1-53XCLON6.1-56a.hKCESSITY-Temporarylabelsshouldbeusedonly'whennecessary.HUMANFACTORSPRACTICES-Temporarylabelsshouldconformtogoodhumanengineeringprinciples.3-139XCLCN6.1-29XCLO>6.1-30

LABELSANDLOCATIONAIDSSURVEYFINDINGSANDCLOsGENERATED.TABLE3.12N/AYESNOCOMMENTSa6.5.1(coNTD)c.VISIBILITY-Temporarylabelsshouldnotobscurepriorpermanentlabelsunlesstheoldlabelistobereplaced.d.IDENTIFICATION-Tag-outlabelsshouldclearlyidentifyout-of-servicecomponentsandequipment.e.MOLJ~NQ-Tag-outsshouldbesecurelyaffixed.CLO¹6.1-69CLO¹6.1-61CLO¹6.1-31giOBSCURATION-Tag-outsshouldnotobscurethelabelassociatedwiththenonoperabledevice.ACTIVATION-Tag-outsshouldbedesignedtophysicallypreventactu-ationofacontrol.CLO¹6.1-70h.ADJACENTDEVICES-Tag-outsshouldnotobscureanyadjacentdevicesortheirassociatedlabels.6.6SZCONTROLCF'EMPORARYLABELSa.ADMINISTIRATIVEPROCEDLRES-Theuseoftemporarylabelsshouldbeadministrativelycontrolled.CLO¹6.1-32CLO¹6.1-71b.REVKWPROCEDURES-Areviewprocedureshouldbeinplacethatwillresultinadeterminationof:(1)whentemporarylabelsareneeded;(2)howtheywillbeused;(3)theircontent(givenhumanengi-neeringrequirements);(4)theirinstallation;(5)theimpactoftheiruseonothersystemequipment(e.g.,annun-ciators,mimics);3-140XCLO¹6.1-71CLO¹6.1-71CLO¹6.1-71CLO¹6.1-71CLO¹6.1-71 Cl LABELSANDLOCATIONAIDSSURVEYFINDINGSANDCLOsGENERATEDTABLE3.12N/AYESNOCOMMENTS6.6.Sm.(CONT'D)(6)documentationrequirements;(7)retrainingrequirements;(8)theirperiodicreview;and(9)theirremoval.XCL086.1-71XCID6.1-71XCUP6.1-71XCLOS6.1-716.6.6ZDEMARCATION(SeeExhibit6.8-1)a.b.USE-Linesofdemarcationcanbeusedto:(I)Enclosefunctionallyrelateddis-plays.(2)Enclosefunctionallyrelatedcon-trols.(3)Grouprelatedcontrolsanddis-plays.CCNIRAR-Lidshouldbevisuallydistinctivefromthepanelbackground.XCLC86.1-33C.PERMANENCE-Linesof.demarcationshouldbepermanentlyattached.6.6.6DCOLORColorshouldbededicatedtospecificfunc-tionsorconditionsthroughoutthecontrolroominorderforthecodetoelicittheexpectedoperatorresponse.Thecolorcod-ingschemeshouldbeusedconsistentlythroughoutthecontrolroom.RefertoGuideline6.5.1.6forspecificrecom-mendationsontheuseofcolor.dxXCLOt6.1'-633-141

LABELSANDLOCATIONAIDSSURVEYFINDINGSANDCLOsGENERATEDTABLE3.12N/AYESNOCOlOENTS6.6.6a4USEOFMIMICSeta.COLOR(1)Flowpathsshouldbecolorcoded.Colorsshouldbeselectedincon-formancewithGuidelines6.5.1.6.aThemimiccolorsshouldbedis-criminablydifferentfromeachother.Thereshouldbeadequatecontrastbetweenthemimiccolorsandthepanel.(4)Mimiclinesdepictingflowofthesamecontents(e.g.,stea~water,electricity)shouldbecolorcodedthesamethroughoutthecontrolroom.XCLON6.1-34XCLCHt6.1-35XCL9t6.1-36XCL(86.1-37(s)Nomorethan4mimiclinesofthesamecolorshouldruninparalleliftheoperatormustquicklyidentifyanyoneofthelines.'.MIMICLINE3Differentiallinewidthsmaybe*usedtocodeflowpaths(e.g.,significance,volume,level).Overlappingofmimiclinesshouldbeavoided.XCLON6.1-38-(4)Flowdirectionsshouldbeclearlyindicatedbydistinctivearrow-heads.Allmimicoriginpointsshouldbelabeledorbeginatlabeledcom-ponents.Allmimicdestinationorterminalpointsshouldbelabeledoiendatlabeledcomponents.XCLON6.1-28XCLCHt6.1-40XCLON6.1-39and6.1-40(6)Componentreprersentationsonmimiclinesshouldbeidentified.3-142 ClCl LABELSANDLOCATIONAIDSSURVEYFINDINGSANDCLOsGENERATEDTABLE3.12N/AYfSNOCOMMENTS6.6.6.4(CONT'D)c.SYMBOLS(1)Graphicsymbolsshouldbereadilyunderstoodandcommonlyused.(2)Symbolsshouldbeusedconsis-tently.64.3.2STRINGSORCLUSTERSOFSIMILARCOMPONENTSd.LARGEMATRICES(2)Largematricesofsimilarcom-ponentsshouldhavethecoordinateaxeslabeledforidentificationofanysinglecomponentwithinthegrid.Theleftandtopsidesofthematrixshouldbeusedforlabeling(seeExhibit6.8-6).Largematricesshouldbesub-dividedbyappropriatedemar-cation.XCLON6.1-413-143

3.13Comuter.SstemSurveTP-7.1ThissectiondocumentstheresultsofthecomputerssystemsurveyconductedinthemaincontrolroomsattheD.C.CookNuclearPlant.ThisreviewwasconductedinaccordancewiththerequirementsofNUREG-0700,asspecifiedintheD.C.CookDCRDRprogramplan.3.13.1~0b'ectivesTheobjectivesofthecomputersystemsurveywereto:a.Assessto'whatdegreethecontrolroomscomputersystemconformstothecriteriaofNUREG-0700.b.IdentifyanddocumentanyelementinthedesignoroperationofthecomputersystemthatdoesnotconformtothecriteriaofNUREG-0700.3.13.2~ScoeThescopeofthissurveywaslimitedtoassessingonlythecontrolroomscomputersystemasdefinedbyNUREG-0700.ItdoesnotaddresstheSafetyParameterDisplaySystem(SPDS).Thecomputertopicsevaluatedinclude:oColorconsistencymeaningoSoftwaresecurityoOperator/computerdialogue'PromptingandstructuringoDataentry-keyboardsoComputerfunctioncontrolsoComputerresponsetimeoComputersystemproceduresoCRTdisplaycharacteristicsoOperatordisplayrelationshipsoDatapresentationformatoScreenlayoutandstructuringoMessagesoPrintercharacteristicsoAlarmmessages3-144

3.13.3CriteriaThecriteriaappliedinthissurvey,identifiedbyNUREG-0700paragraphnumberare:paragraphs6.5.1.6d(2);6.7.11athroughd;6.7.1.2athroughd;6.7.1.3athroughe;6,7.1.4athrough1;6.7.1.5athroughd;6.7.1.6athroughd;6.7.1.8aandb;6.7.2.lathroughh;6.7.2.2athroughg;6.7.2.3a.throughf;6.7.2.4athroughg;6.7.2.5athroughn;6.7.2.6athrough1;6.7.2.7athroughm;6.7.2.8athroughe;6,7.3.lathroughf6.7.3.2athroughf;6.7.3.3athroughd.ThedetaileddefinitionsforthecriteriaarepresentedinTable3.13.3.13.4.1DataCollectiona.Datawerecollectedusingthechecklistscontainedinthecomputersurveytaskplan.b.Datawerecollectedprimarilythroughmeasurementanddirectobservation.Interviewresponsesanddocumentationreviewfindingswerealsorecorded.3.13.4.2Analysis--Datawereanalyzedaccordingtothefollowingprocedure:a.AlldeviationsfromthecriteriawererecordedonCLOreports.Recordedinformationincludedtheequipmentinvolved,adescriptionoftheproblem,includingtheNUREG-0700paragraphnumberofthecriteriaandarecommendedsolution.b.ThedatacollectiondescriptionwasalsorecordedontheCLOform.Wheredatafromtwoormoresourceswerecontradictory,resolutionwasachievedthroughdatareviewanddiscussionswithcognizantD.C.Cookpersonnel.3-145

3.13.5~FindinsThefindingsofthecomputersystemsurveyarepresentedinTable3.13"ComputerSystemSurveyFindingsandCLOsGenerated."Atotalof218criteriawereappliedtotheD.C.Cookcontrolrooms.Ofthecriteriaapplied,18werenotapplicableand151werenot"violated.'neoftheviolatedcriteriawascoveredandrecordedinthedisplayssurvey.Oneviolatedcriteriawascoveredandrecordedintheconventionssurvey.Thirty-oneCLOsweregeneratedwhichcoveredtheother47criteriaviolated.ThoseCLOaddressedcolorconsistencyofmeaning,operator/computerdialogue,promptingandstructuring,keyboards,computerfunctioncontrols,responsetime,procedures,datapresentation,screenlayoutandstructuring,messagesandprinters.3-146

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COMPUTERSYSTEMSURVEYFINDINGSANDCLOsGENERATEDTABLE3.13N/AYESNOCOMMENTS6.5.1.6COLORCODINGd.CONSISTENCYOFMEANING(2)Themeaningofaparticularcolorshouldremainthesamewhetherappliedtopanelsurfacesorpro-jectedinsignallightsoronCRTs.XCLON7.1-166.7.1.1SOFTWARESECURITYa.AUTHORIZATION-Thesystemshouldincludepositiveprotectionpro-visionstoensurethatonlyproperlyauthorizedpersorinelcanmakechanges(byentry,deletion,oralteration).b.SECURESTORAGE-Atleastonecopyofthecurrentoperatingsoftwareshouldbestoredinasecureremotelocation.XCLOII7.1-17CoEDITING-Whencharacters,words,orphrasesaretobeinserted,suchitemsshouldfirstbecollectedanddisplayedonabufferareaofthescreen,andthencollectivelyinsertedbyoneoperatorcommand.Noeditcapability.NoCRTassociatedwithprocesscom-puter.d.ACKNOWLEDGEMENT-Beforeanyoperatorrequestsareprocessedthatwouldresultinpermanentchangestoexistingdata,thecomputersystemshouldrequireoperatoracknowledge-ment.6.7.1.2OPERATOR/COMPUTERDIALOGUEa.LANGUAGECHARACTERISTICS(1)Dialogueshouldbebasedontheoperator'spointofview,nottheprogrammer's.(2)Dialogueshouldbelogical.(3)Dialogueshouldbeusedinacon-sistentmanner.XCLOtI7.1-63-148

COMPUTERSYSTEMSURVEYFINDINGSANDCLOsGENERATEDTABLE3.13N/AYESNOCOMMENTS6.7.1.2a(Cont'd)(4)Dialogueshouldreflectthevocabularyandsyntaxoftheexpecteduserpopulation.(5)Inputwords(e.g.,keywords)shouldapproximaterealwords.(6)Dialogueshouldrequireanexplicitcommandinordertoterminate'aninteraction.XCL0¹7.1-6b.ENTRYLENGTH-Individualinputwordswhichmustbetypedshouldnotexceed7characters.c.ABBREVIATIONS(1)Abbreviationsshouldbeusedwheneverpossibletominimizeoperatorinputrequirements.(2)Iftheoperatorisusingasynonymorabbreviationforasystemcom-mandname,thecomputersystemshouldusethesamesynonymorabbreviationwhenreferringtothatcommandinmessages,prompts,etc.,totheoperator.(3)Theuseofabbreviationsorcon-tractionsforoutputtextshouldbeavoided.XCLO¹8.1-13XCLO¹7.1-27d.ERRORAVOIDANCE-Operatorinputs,responses,oractionswhichcouldsignificantlydegradecomputersystemorplantperformanceshouldnotbedependentonasinglekeystroke.671.3PROMPTINGANDSTRUCTLHINGa.OPERATORREQUESTS-Thecom-putersystemshouldcontainpromptingandstructuringfeaturesbywhichanoperatorcanrequestadditionalinfor-mation.CLO¹7.1-313-149

COMPUTERSYSTEMSURVEYFINDINGSANDCLOsGENERATEDTABLE3.13N/AYESNOCOMMENTS6.7.1.3a(Cont'd)b.Cod0e.CORRECTIONOFDATA-Thecom-putersystemshouldcontainpromptingandstructuringfeaturesbywhichanoperatorcanrequestcorrectedinfor-mationwhenanerrorisdetected.MODE/FILEDISPLAY-Thecomputersystemshoulddisplaythemodedesig-nationandthefile(s)beingprocessed.SPECIFICERRORCORRECTION-Thecomputersystemshouldpermitcorrectionofindividualerrorswithoutrequiringre-entryofcorrectlyentereddata./ENTRYFILE-Thecomputersystemshouldcontainasequentialfileofoperatorentries,availableuponopera-torrequest.XCLCN7.1-31XCLS!7.1-256.7.1.4DATAENTRY-KEYBOARDSXCLON7.1-4a.b.ALPHANUMERICKEYBOARDARRANGEMENT-Keyboardsthatcombinealphabeticandnumericfunc-tionsonasinglekeyboardshouldcon-formtothestandard"QWERTY"arrangement.See'xhibit6.7.-1.NUMERICKEYBOARDARRA~-MENT-Theconfigurationofakey-boardusedtoentersolelynumericdatashouldbeaVxI+1matrix,either"telephone"styleor"calculator"style.seeExhibit6.7-2.XCoUSEOFMULTIPLEKEYBOARDS-Ifthereismorethanonecomputer=systemkeyboardinacontrolroom,thealphanumericand/ornumeric-onlykey.configurationshouldbethesameinallcases.d.KEYMEASUREMENTS-Tomaximizetheeffectivenessofkeyboards,keydimensionsandseparationshouldbeasillustrated(seeExhibit6.7-3).3-150

COMPUTERSYSTEMSURVEYFINDINGSANDCLOsGENERATEDTABLE3.13N/AYESNOCONENTS6.7.1.4(Cont'd)e.KEYDISPLACEMENTAhK)RESISTAM:E-Toprovidepositivekeymovementfeedbacktotheopera-tor,andtoreduceinadvertentactiva-tionofkeys,(1)KeydisplacementshouldbeasshowninExhibit6.7-4.goh.I'2)KeyresistanceshouldbeasshowninExhibit6.7A.POSITIVEINDICATION-Toprovidepositivekeyactuationfeedbacktotheoperator,adefiniteindicationshouldbeprovided(e.g.,snap,feel,audibleclick,releaseofresistance).KEYBOARDSLOPE-Keyboardsshouldhaveaslopebetween15oand25ofromthehorizontal(seeExhibit6.7-5).VISUALFEEDBACK-Databeingenteredviakeyboardsshouldbedis-playedasitiskeyed.RELEVANTKEYS-Thepresenceofnonrelevantkeys,suchasthosethatmightbeusedbyprogrammerperson-nel,addstokeyboardcomplexityandinducesoperatorerrors.Controlroomkeyboardsshouldcontainonlythosekeyswhichareusedbyoperators.XXCLON7.1-28XCLH7.1-306.7.1.5COMPUTERFUNCTIONCONTROLSa.CONTROLDESIGN-Whendedicatedcontrolsareusedforselectionofcomputerordisplayfunctionsormodes,thedesignofthecontrolsshouldcon--formtotheappropriateguidelinesspecifiedinSection6.4,Controls.XCLON5.1-523-151

COMPUTERSYSTEMSURVEYFINDINGSANDCLOsGENERATEDTABLE3.13N/AYESNOCOMMENTS6.7.1.5(Cont'd)b.LABELINGAM3NOMENCLATLHE-Terms,nomenclature,andabbreviationsusedonfunctioncontrolsshouldbethesameasorconsistentwiththeterms,nomenclature,andabbreviationsofthecomputerfunctionwhichisselectedordisplayed.CeMASTERCONTROL-WhenCRTsaresubjecttooperationbycentrallylocatedmastercontrols,apositiveindicationshouldbeprovided:(1)Atthemaster-controllocationtoidentifythosedisplaysunderlocalormastercontrol.(2)AttheindividualCRTtoindicatewhetherthedisplayisundermasterorlocalcontrol.d.FUNCTIONCONITROLS(1)Whendedicatedcontrolsareusedtoinitiate/activatefunctions,thekeysshouldbegroupedtogether.(2)Functioncontrolsshouldbeeasilydistinguishedfromothertypesofkeysonthecomputerconsole.(3)Eachfunctioncontrolshouldbeclearlylabeledtoindicateitsfunctiontotheoperator.(4)Ifmultiplecomputerconsolesexistinthecontrolroom,thedesignandlayoutofthefunctioncontrolsshouldbeconsistentforallconsoles.'3-152

COMPUlKRSYSTEMSURVEYFINDINGSANDCLOsGENERATEDTAHLE3.13N/AYESNOCOMMENTS6.7.1.5d(Cont'd)(5)Whenfunctionkeysareincludedwithanalphanumerickeyboard,thefunctionkeysshouldbephysicallyseparate.(Avoidmultiple-modekeyboardswhichutilizethesamekeysforbothalphanumericsandfunctionsbyusing"shift"keysormodeselectioncontrols.)CLOD.7.1-266.7.1.6OTHERCONTROLDEVICESb.LOCATION-Thecontroldevicesshouldbeoperablefromthelocationwheretheoperatorismostlikelytoneedtointeractwiththecomputer(e.g.,keyboard;computerconsole,dis-'layscreen).SPEED-Thecontroldeviceshouldproviderapidpositioningofcursorsorselectionofchoices.Noothercontroldevices.c.ACCURACY-Deviceormethodaccuracyshouldbecommensuratewiththefunctionstobeserved.d.DISPLACEMENT-Controldesignshouldallowtheoperatorfreedomofmovementtoperformotherduties.6.7.1.7COMPUTERRESPONSETIMETOOPERATORQUERKSXa.MAXIMIZERESPONSETIMES-ThecomputersystemshouldprovidethecorrectresponsetoeachtypeofquerywithintherecommendedresponsetimeslistedinExhibit6.7-6.CID7.1-1and7.1-3b.RESPONSEDELAYMESSAGES-Whenresponsetimeforanyqueryexceeds3seconds,adelaymessageshouldbepresentedtomaintaintheoperator'sattentionandtoconfirmnormalcom-puteroperation.(SeealsoGuideline6.7.2.6.)3-153

COMPUTERSYSTEMSURVEYFINDINGSANDCLOsGENERATEDTABLE3.13N/AYESNOCOMMENTS6.7.1.8ACCESSAIDSa.COMPUTERSYSTEMPROCEDURESCLO¹7.1-7(1)Acomputesetofcomputersys-temoperatingproceduresandcontingencyproceduresshouldbeavailableinthecontrolroom.(2)Proceduresshouldbepreparedfromthepointofviewofthecontrolroomoperator.CLO¹7.1-7(3)Proceduresshouldbeinhardcopyformasa'minimum.CLO¹7.1-7(4)Operatingproceduresshoulddescribe:(a)Theoverallcomputersystem.(b)Thecomputersystemcomponentswithwhichtheoperatorcaninterface.CLO¹7.1-7CLO¹7.1-7(c).Thespecificproceduresnecessarytoaccomplishalloftheoperator-computerinter-facefunctions.CLO¹7.1-7(5)Contingencyproceduresshoulddescribe:(a)Indicationsavailabletotheoperatorwhichidentifyfailureormalfunctioningofthecomputersystem.(b)Necessaryactionstobeper-formedbytheoperatorifthecomputerfailsormalfunc-tions.CLO¹7.1-7CLO¹7.1-73-154

COMPUTERSYSTEMSURVEYFINDINGSANDCLOsGENERATEDTABLE3.13N/AYESNOCONMENTS6.7.1.8(Cont'd)b.DATAPOINTINDICES(1)Thespecificcodes,oraddresses,bywhichdatadisplayscanbecalledupbyanoperatorshouldbecross-indexedby:(a)Alphanumericornumericcode(b)Programname(c)System/subsystemidentifica-tion(d)Functionalgroupidentifica-tion.(2)Cross-indicesshouldbeavailableinthecontrolroominhardcopyformasaminimum.XXXCLO¹7.1-20CLO¹7.1-206.7.2.1CRTDISPLAYCHARACTERISTICSa.b.CoREADABILITY-Alphanumericandgraphiccharactersshouldbeeasilyreadablebytheoperatorunderallcon-trolroomlightingconditions.REFLECTEDGLARE-CRTscreensshouldbeinstalledtominimizeoreliminatereflectedglareatnormaloperatorviewingangles.SCREENLUMINANCE(1)Ambientilluminationshouldcon-tributenomorethan2596toscreenluminancethroughdiffusereflectionandphosphorexcitation.CLO¹7.1-9CLO¹7.1-9(2)WhenambientilluminationinthevicinityoftheCRTisinthemediumtohighrange(seeGuide-line6.1.5.3),theCRTshouldusedarkcharactersandsymbolsonalightbackground.3-155

~j10 COMPUTERSYSTEMSURVEYFINDINGSANDCLOsGENERATEDTABLE3.13N/AYESNOCOMMENTS6.7.2.1c(Cont'4)(3)WhentheCRTusesdark~charactersonalightbackground,thescreenbackgroundluminanceshouldbe23.foot-Lamberts(ft-L)minimumand46ft-Lpreferred.(4)WhentheCRTuseslightcharactersonadarkbackground,thecharacterluminanceshouldbe23ft-Lminimumand46ft-Lpreferred.d.LUMINANCECONTRASTe.(1)Contractbetweenlightcharactersandadarkscreenbackgroundshouldbe15:1mini-mumand20:1preferred.(2)Contrastbetweendarkcharactersandalightscreenbackgroundshouldbe1:15minimumand1:20preferred.GEOMETRICDISTORTION-Thecumulativeeffectsofallgeometricdistortionshouldnotdisplaceanypointwithintheviewableareaofthescreenfromitscorrectpositionbymorethan5%ofpictureheight.Xf.RESOLUTION-Discriminationoffinedetailisafunctionofthenumberofscanlinesoraddressablepoints("resolutionelements")perunitlength.(1)CRTsfordisplayingsimplealpha-numerictextshouldhaveaminimumof20resolutionelementsperinch.(2)CRTsfordisplayingcomplexsymbolsandgraphicdetailshouldhaveaminimumof100resolutionelementsperinch.X3-156 COMPUTERSYSTEMSURVEYFINDINGSANDCLOsGENERATEDTABLE3.13N/AYESNDCOMMENTS6.7.2.lf(Cont'd)(3).Complexsymbolswhichmustbedistinguishedfromothercomplexshapesshouldhaveaminimumof10resolutionelementsforthelongestdimensionofthesymbol.(4)Alphanumericcharactersshouldhaveaminimumof10resolutionelementspercharacterheight.g.REGENERATIONRATE-Theregen-erationrateforaparticularCRTdis-playshouldbeabovethecriticalfrequencyatfusionsothattheoccur-renceofdisturbingflickerisnotperceptible.h.CRTOISPLAYCONTROLS(1)Parameterssuchasluminance(brightness),contrast,andcolorshouldbeadjustablebythecon-trolroomoperator.(2)Adju'stmentcontrolsshouldcon-formtotheappropriateguidelinesinSection6.4,Controls,andSection6.9,Control-DisplayIntegration.6.7.2.2SYMBOLSANDCHARACTERSXCLQII'7.1-10a.SYMBOLSIZE-Whenadisplayedsymbolofcomplexshapeistobe.dis-tinguishedfromanothe'rsymbolshapethatisalsocomplex,thevisualangleofthesymbolshouldsubtendnotlessthan20minutes'farcattherequiredviewingdistance.b.ALPHANUMERICCHARACTERSIZETheheightofalphanumericcharactersshouldhaveavisualangleofnotlessthan12minutesofarcattherequiredviewingdistance.3-157

COMPUTERSYSTEMSURVEYFINDINGSANDCLOsGENERATEDTABLE3.13N/AYESNOCOMMENTS6.7.2.2b(Cont'd)(2)-Alphanumericcharactersshouldbeuppercaseletters.coCHARACTERWIDTH-TO-HEIGHTRATIO-Thewidth-to-heightratioforalphanumericsshouldbebetween3:5and1:l.d.STROKE-WIDTH-TO-CHARACTER-HEIRATIO-Stroke-width-to-character-heighratioshouldbebetweenI:5and1:10.e.GRAPHICS-Agraphiclinewillappearcontinuousiftheseparationbetweenaddressablepoints,orresolu-tionelements,islessthanoneminuteofarc.Toprovidetheillusionofcontinuity,graphiclinesshouldcontainaminimumof50resolutionelementsperinch.f.CHARACTERAM)SYMBOLSEPARATION(1)Horizontalseparationbetweencharactersorsymbolsshouldbebetween1096and6596ofchar-acterorsymbolheight.(2)Separationshouldbenotlessthan25%ofcharacterorsymbolheightwhenanyofthefollowingdegradedconditionsexists:(a)Whencharacterorsymbolwidthis'lessthan85%ofheight;(b)Whencharacterorsymbolluminanceislessthan12ft-L;(c)Whenluminancecontrastislessthan88%;(d)WhenCRTscreenlocationisgreaterthan35ototheleftorrightoftheoperator'sstraight-aheadlineofsights3-158

COMPUTERSYSTEMSURVEYFINDINGSANDCLOsGENERATEDTABLE3.13I6.7.2.2f(2)(Cont'd)(e)Whenthevisualanglesub-tendedbysymbolheightislessthan15minutesofarc;(f)Whenthevisualanglesub-tendedbycharacterheightislessthan12minutesofarc.g.CHARACTERSTYLE(FONT)(1)Simplecharacterfontsshouldbeused,withnoserifs,variablestrokewidths,slanting,etc.(2)Whendot-matrixcharactersareused,7x9dot-matrixshouldbeusedinpreferenceto5x7'dot-matrix.(3)CharacterstylessuchasLincoln/MitreorLeroyshouldbeused.6.7.2DOPERATOR-DISPLAYRELATIONSHIPSN/AYESNOCOMMENTSA.VIEWINGDISTANCE-Viewingdis-tanceshouldbegreaterthan18inches.b.VIEWINGANGLE-Theminimumanglebetweentheoperator'sactualline-of-sight(LOS)asmeasuredfromtheoperator'snormalworkstation,andtheplaneofthedisplayscreenshouldbe45oorgreaterineitherthehori-zontalorverticaldirection.SeeExhibits6.7-8and6.7-10.CoSCREENLOCATIONSEATEDOPERATORSCRTdisplayswhichrequirefre-quentorcontinuousmonitoring,orwhichmaydisplayimportant(e.g.,alarm)information,shouldbelocatedwithinthefollowinglimitsasmeasuredfromthenormaloperatorworkstation(seeExhibit6.7-9):3-159

COMPUTERSYSTEMSURVEYFINDINGSANDCLOsGENERATEDTABLE3.13N/AYESNOCOMMENTS6.7.2.3c(Cont'd)(a)Horizontallimits-Notmorethan35ototheleftorrightoftheoperator'sstraight-aheadLOS.(b)Verticallimits-Notmorethan20oaboveand40obelowtheoperator'shorizontalLOS.(2)CRTdisplayswhichdonotrequirefrequentorcontinuousmoni-toring,andwhichwillnotdisplayimportant(e.g.,alarm)informa-tion,shouldbelocatedwithinthefollowinglimits(asmeasuredfromnormaloperatorworkstationswhichpermitfulloperatorheadandeyerotation).SeeExhibit6.7-10):(a)Horizontallimits-Notmorethan95ototheleftorrightoftheoperator'sstraight-aheadLOS.(b)Verticallimits-Notmorethan70oaboveand90obelowtheoperator'shorizontalLOS.d.SCREENLOCATION,STANDINGOPERATORSX(1)CRTdisplayswhichrequirefre-quentorcontinuousmonitoring,orwhichmaydisplayimportant(e.g.,alarm)information,shouldbelocatedwithinthefoilowinglimitsasmeasuredfromthenormaloperatorwcrkstation:(a)Horizontallimits-Notmorethan35ototheleftorrightoftheoperator'sstraight-aheadLOS.(b)Verticallimits-Notmorethan35oaboveand25obelowtheoperator'shorizontyJIOS.3-160

COMPUTERSYSTEMSURVEYFINDINGSANDCLOsGENERATEDTABLE3.13N/AYESNOCOMMENTS6.7.2'Cont'd)(2)-CRTdisplayswhichdonotrequirefrequentorcontinuousmoni-toring,andwhichwillnotdisplayimportant(e.g.,alarm)informa-tion,shouldbelocatedwithinthefollowinglimits(asmeasuredfromnormaloperatorworkstationswhichpermitfulloperatorheadandeyerotation):(a)Horizontallimits-Notmorethan95ototheleftorrightoftheoperator'sstraight-aheadLOS.(b)Verticallimits-Notmorethan85oaboveand90obelowtheoperator'shorizontalLOS.e.MOLNTINGINCONSOLES-WhenCRTsarepermanentlymountedincon-soles,theconsoleconfiguration,dimensions,andtypeofuse(suchasseated,sit-stand,orstanding)affectstheCRT/operatorinterface.ConsolesinwhichCRTsareinstalledshouldconformtotheguidelinesofSection6.1.2.Xf.VISIBILITYOFDATA-AlldataandmessagesontheCRTscreenshouldbewithintheunobstructedviewofanoperatoratthenormalworkstation.6.7.2.4DATAPRESENTATIONFORMATa.USABILITYOFDATA(1)Datashouldbepresentedtotheoperatorinareadilyusable~format.(2)Thereshouldbenorequirementfortransposing,computing,inter-polating,ormentallytranslatingdisplayeddataintootherunitsornumericalbases.3-161

COMPUTERSYSTEMSURVEYFINDINGSANDCLOsGENERATEDTABLE3.13N/AYESNOCOMMENTS6.7.2.4(Cont'd)b.ILLUSTRATIONS,-Illustrationsshouldbeusedwheneverpossibletosupple-mentorexplaintext.c.CHARACTERGROUPING(1)When5ormoredigitsand/ornon-textalphanumericsaredisplayed,andnonatural(i.e.,populationstereotyped)organizationexists,charactersshouldbegroupedinblocksof3to4characterseach.(2)Groupsshouldbeseparatedbyaminimumof1blankcharacterspace.d.MAINTENANCEOFORDERING-Elementsinadatafieldshouldbedis-playedinlogicalorder(e.g.,chrono-logical).e.PRESENTATIONOFIDENTICALDATA(1)Themannerofpresentationofidenticaldatashouldbebasedontheusestowhichthedatawillbeputbytheoperator.(2)Withinthelimitsof(1)above,identicaldataindifferentpresentationsshouldbedisplayedinaconsistent,standardizedmanner.MENUDESIGNATORS(1)Numbersshouldbeusedasdesig-natorswhenlistingselectableitems.(2)Numericaldesignatorsshouldstartwiththenumber"1"(notzero).3-162 0

COMPUTERSYSTEMSURVEYFINDINGSANDCLOsGENERATEDTABLE3.13N/AYESNOCOMMENTS6.7.2.4f(Cont'd)(3)Iftheuseofnumbersasdesig-natorswouldcreateconfusionbecauseofothernumberswhichmakeuptheitemtobedesig-nated,alphabeticcharactersshouldbeused.(4)Whenused,alphabeticdesignatorsshouldstartwiththeletter"A."g.LISTS(1)Listsshouldbeverticallyalignedandleft-justified.(2)Indentationshouldbeusedforsubclassifications.h.TABLESAM)GRAPHS-Quantitativedatawhichmustbescannedandcom-paredshouldbepresentedineithertabularorgraphicform.HYPHENATION-Theuseofhyphena-tionshouldbeminimized.XXj.ALIGNMENT(1)Whenpresentedintabularform,alphanumericdatashouldbeleft-justified.(2)Whenpresentedintabularform,numericdatashouldberight-justifiedwithdecimalpointsaligned.Xk.PERIODS-Periodsshouldbeplacedafteritemselectiondesignatorsandattheendofasentence.CLOS7.1-113-163 0

COMPUTERSYSTEMSURVEYFINDINGSANDCLOsGENERATEDTABLE3.13N/AYESCOMMENTS6.7.2.4(Cont'd)1.STAM3ARDIZEDFIELDS-Thefol-lowingstandardizedfieldsshouldbeused:(1)TelephoneNumber:(914)555-1212(2)Time:HH:MM:SS,HH:MM,MM:SS:(.S)(3)Date:MM:DD:YY.m.DATAGROUPLABELING(1)Eachindividualdatagroupormessageshouldhaveadescriptivetitle.(2)Labelsshouldreflectsomeuniquecharacteristicofthecontentofthedatagroupormessage.Notused.QN7.1-12CLON7.1-12n.oepoq.LABEL'LACEMENT-Labelsshouldbelocatedinaconsistentmannereitheraboveortotheleftofthedatagroupormessagetheydescribe.LABELORIENTATION-L'abelsshouldbeorientedhorizontally.LABELHIGHLIGHTING(1)Labelsshouldbehighlightedor,otherwiseaccentuatedtofacili-tateoperatorscanningandrecog-nition.(2)Thetechniqueusedtohighlightlabelsshouldbeeasilydis-tinguishedfromthatusedtohigh-lightemergencyorcriticalmessages.OPTIONLABELS-Whenpresentingalistofoperatoroptions,thelabelshouldreflectthequestionorchoicesbeingposedtotheoperator.3-164XXX

COM~rERSYSTEMSURVEYFINDINGSANDCLOsGENERATEDTABLE3.13N/AYESNOCOMMENTS6.7.2.5SCREENLAYOUTANDSTRUCTURINGa.ORGANIZATIONOFDATA(1)Displayeddatashouldbeorganizedinalogical,consistentmanner.'.Co(2)Displayeddatashouldreflectsomeobviousandinherentqualityofthedatagroups(e.g.,hier-archical,sequential,ormimicrelationships).LOCATIONOFDATAGROUPS-Physicallocationofspecificdatagroups(e.g.,alarms,menus)onthescreenshouldbeconsistent.DEMARCATIONOFDATASUBGROUPS-Organizationandseparationofinformationsubgroupsshouldbemadeapparenttotheoperatorthroughtheuseofblankspaces,lines,orsomeotherformofvisibledemarcation.d.e.USEFREQUENCYRAhKING-Listsofoptionsshouldbeorganizedaccordingtotheprobabilityofselectionforeachitem,withhighprobabilityitemspresentedfirst.ALPHANLMERICRAhKING-Non-optionlistsofequal-probabilityoptionsshouldbepresentedinalphabeticalornumericalorder.goSEPARATIONOFPARAGRAPHS-Paragraphsincontinuoustextshouldbeseparatedbyatleastoneblankline.SELECTIONDESIGNATORS-Selectiondesignatorsinmenusshouldbeseparatedfromtextdescriptorsbyatleastoneblankspace.3-165

COMPUlKRSYSTEMSURVEYFINDINGSANDCLOsGENERATEDTABLE3.13N/AYESNOCOMMENTS6.7.2.5(Cont'd)h.PAGEDESIGNATION-Whendataarecontainedonmultiplepages,eachpageshoulddisplaybothpagenumberandtotalnumberofpages.DNIINUOURlcontainedinanumberedlistand~describedon"continue"pagesshouldbenumberedrelativetothefirstnumberonthefirstpageofthelist.XPLACEMENTOFINSTRUCTIONS-Whendirectionstotheoperatoraccompanyalistofoptions,suchdirectionsshouldprecedepresentationofthelist.'.URGENTMESSAGES(1)Urgentmessagesrequiringimmediateoperatorresponseshouldbehighlightedtoattracttheoperator'sattention.(2)Urgentmessagesshouldalwaysbedisplayedinthesamelocation.l.USEOFCENSOR-Insystemsinwhichselectionismadebyuseofacursor,formatsshouldbeorganizedtominimizepositioningmovementsofthecursor.CLOS7,1-8m.SCREENLOADING-Theamountofinformation-bearingactivatedscreenareashouldnotexceed25%ofthetotalscreenarea.Thisdoesnotincludedemarcationlinesusedtoseparategroupsofdata.3-166

COMPUTERSYSTEMSURVEYFINDINGSANDCLOsGENERATEDTABLE3.13N/AYESNOCOMMENTS6.7.2.5(Cont'd)n.TRFPK)PLOTSCALES-CRTdis-playedtrendplotscalesshouldbecon-sistentwiththeintendedfunctionaluseofthedata.(Forexample,themoni-toringofneutronfluxatreactortripmayhaveavariablescaleof096to1%ofthedesignvalueandatimescaleresolutionofseconds.However,post-tripmonitoringmayhaveavariablescaleof0%to10%withatimescale.resolutionofminutes.Finally,opera-tionallogdataofneutronfluxmayhaveatimescaleresolutionofhours.)6.7.2.6MESSAGESa.MESSAGES,GENERALb.(1)Messagesshouldbeconcise.r(2)Messagesshouldprovidetheoperatorwiththeinformationnecessarytocompleteaspecificactionordecisionsequence.MESSAGECONTENT-Informationcontainedinmessagesshouldbenecessary,complete,andreadilyusable.CoUSEOFPROMPTS-Promptsshouldbedisplayedwhenevertheoperatormayneeddirectionsorguidancetoinitiateorcompleteanactionorsequenceofactions.d.CONTENTOFPROMPTS-Promptsshouldcontainclearandspecificcuesandinstructionswhicharerelevantto'heactiontobetaken.e.PROMPTINFORMATIONSEQUENCE-Directionsshouldbeplacedinthesequencetobeusedbytheoperator.3-167 COMPUTERSYSTEMSURVEYFINDINGSANDCLO'sGENERATEDTABLE3.13N/AYESNOCOMMENTS6.7.2.6(Cont'd)USEOFERRORMESSAGES-When-everanoperatorerrororinvalidinputisdetected,anerrormessageshouldbedisplayed.goh.ERRORCORRECTIONGUIDANCE-Errormessagesshouldcontaininstruc-tionstotheoperatorregardingrequiredcorrectiveaction.ERRORCORRECTIONEASE-Capabilityshouldbeprovidedforoperatorcorrectionofindividualerrorswithoutaffectingadjacentvalidentries.SYSTEMSTATUSFEEDBACKMESSAGES-Feedbackmessagesshouldbeprovidedtotheoperatortoindicatechangesinthestatusofsystemfunctioning.SELECTIONFEEDBACK-Whenadisplayedmessageordatumisselectedasanoptionorinputtothesystem,thesubjectitemshouldbehighlighted,orotherwisepositivelyidentified,toindi-cateacknowledgementbythesystem.DELAYFEEDBACK-Whensystemfunctioningrequirestheoperatortostandby,suchaswhenthecomputerissearchingforrequesteddata,periodicfeedbackshouldbeprovidedtotheoperatortoindicatenormalsystemoperationandthereasonforthedelay.ACTIVlTYCOMPLETIONFEEDBACK-Whenaprocessorsequenceiscompletedbythesystem,,positiveindicationshouldbepresentedtotheoperatorconcerningtheoutcomeoftheprocessandrequirementsforsubsequentoperatoractions."XCLO¹7.1-13CL0¹7.1-143-168

COMPUTERSYSTEMSURVEYFINDINGSANDCLOsGENERATEDTABLE3.13N/AYESNOCOMMENTS6.7.2.7GRAPHICCODINGANDHIGHLIGHTINGa.USEOFHIGHLIGHTING-Highlightingshouldbeusedtoattracttheoperator'sattentiontoanydisplayeddataitemormessagewhichisimportanttodecision-makingoractionrequirements.b.CONSISTENTAPPROACHCod.e.(1)Highlightingmethodswhichhaveinformationvaluebeyondtheirattention-gettingqualityshouldhavethesamemeaninginallapplications.(2)Highlightingmethodsassociatedwithemergencyconditionsshouldnotalsobeusedinassociationwithnormalconditions.CONTRASTEhHANCEMENT-Whencontrastenhancement(i.e.,increasedilluminationintensitylevel)isusedforhighlighting,notmorethantwo(preferable)orthree(maximum)brightnesslevelsshouldbeusedinasinglepresentation.FLICKERORBLB4CING-Blinkingofasymbolormessage(e.g.,ON-OFForalternatinghigh-lowbrightness)forpurposesofhighlightingshouldbereservedforemergencyconditionsorsimilarsituationsrequiringimmediateoperatoraction.BLINKRATES(1)Whenblinking'isusedforhigh-lighting,amaximumof2blinkratesshouldbeused.(2)When'asingleblankrateisused,therateshouldapproximate2to3"blinks"persecondwithaminimumof50msec"on"timebetweenblinks.3-169

COMPUTERSYSTEMSURVEYFINDINGSANDCLOsGENERATEDTABLE3.13,N/AYESNOCOMMENTS6.7.2.7e(Cont'd)(3).When2blinkratesareused,thefastblinkshouldapproximate4persecondandtheslowblinkshouldapproximate1persecond.(4)When2blinkratesareused,the"on-off"ratioshouidapproximate50%.(5)When2blinkratesareused,thehigherrateshouldapplytothemostcriticalinformation.INVERSEVIDEO-Imagereversal(e.g.,darkcharactersonalightback-ground)shouldbeusedprimarilyforhighlightingindensedatafields,suchasawordorphraseinaparagraphoftext,orasetofcharactersinatableofdata.geh.USEOFGRAPHICCODING-Graphiccodingmethods(e.g.,symbols,.boxes,underlines,colors)shouldbeusedtopresentstandardqualitativeinfor-mationtotheoperatorortodrawtheoperator'sattentiontoaparticularportionofthedisplay.GRAPHICCODECONSISTENCY-Graphiccodes,usedseparatelyorincombination,shouldhavethesamemeaninginallapplications.Xi.GEOMETRICSHAPECOOING-Whengeometricshape(symbol)codingisused,thebasicsymbolsshouldvarywidelyinshape.(2)Thenumberofbasicsymbolsusedforcodingshouldbekeptsmall.&Theupperlimitunderoptimumdisplayconditionsshouldbe20.3-170

COMPUTERSYSTEMSURVEYFINDINGSANDCLOsGENERATEDTABLE3.13N/AYESNOCOMMENTS6.7.2.7j(Cont'd)(3).Theupperlimitunderadversedisplayconditionsshouldbe6.(4)Whenneeded,otherhighlightingandgraphictechniques(color,filledversusunfilled,andother"modifiers")shouldbeusedtodisplaydifferentstatesorqualitiesofabasicsymbol.k.USEOFCOLOR-(Exhibit6.7-11)X(1)ColorsusedontheCRTtoconveyinformationshouldbeconsistentinuseandmeaningwithallothercolorcodesinthecontrolroom.CLON7.1-25(2)Oncecolorsareassignedaspecificuseormeaning,noothercolorshouldbeusedforthesamepurpose.I.COLORMEANINGS-Whencolorisused,themeaningofthecolorsshould,whereapplicable,equatewiththecom-monlyunderstoodmeaningofthosecolors.ThefollowingspecificmeaningsforselectedcolorsshouldapplywhenthesecolorsareusedinCRTdisplays:(1)Red-Unsafecondition,danger,immediate-operatoractionrequired,orcriticalparametervalueoutoftolerance.CL0N7.1-15CLNt7.1-15(2)Green-Safecondition,nooperatoractionrequired,orparametervalueiswithintolerance.CLOD7.1-'15(3)Yellow/Amber-Hazard,potentiallyunsafe,caution,attentionrequired;marginalparametervalueexists.CLON7.1-153-171 COMPUTERSYSTEMSURVEYFINDINGSANDCLOsGENERATEDTABLE3.13N/AYESNOCOMMENTS6.7.2.7(Cont'd)m.RED-GREENCOMBINATIONS(1)Wheneverpossible,redandgreencolorsshouldnotbeusedincom-bination.(2)Useofredsymbols/charactersonagreenbackgroundshouldespeciallybeavoided.6.7.2.8MULTIPLE-PAGECONSIDERATIONSatOPERATORMEMORYb.(1)Pagedesignandcontentplanningshouldminimizerequirementsforoperatormemory.(2)Alldatarelevanttoaspecificoperatorentryshouldbedisplayedonasinglepage.AUDITTRAIL-Whenpagesareorganizedinahierarchicalfashion,containinganumberofdifferentpathsthroughtheseries,avisualaudittrailofthechoicesshouldbeavailableuponoperatorrequest.CoLOCATIONREFERENCES(1)Whentheoperatorisrequiredtoscrollorpanonalargelogicalframe,locationreferencesshouldbeprovidedintheviewablepor-tionoftheframe.(Forexample,,whenscrollingalist,onypartofwhichisvisibleatanyonetime,thepresentandmaximumloca-tionshouldbeshown.)(2)Sectionalcoordinatesshouldbeusedwhenlargeschematicsmustbepannedormagnified.X3-172

COMPUTERSYSTEMSURVEYFINDINGSANDCLOsGENERATEDTABLE3.13N/AYESNOCOMMENTS6.7.2.8(Cont'd)d.OPERATORCONTROL-Theopera-torshouldhavesomecapabilityforcontrollingtheamount,format,andcomplexityofinformation(e.g.,coredumps,programoutputs,errormes-sages)beingdisplayedbythesystem.LOCATIONCONSISTENCY-Ifthemessageisavariableoptionlist,com-monelementsshouldmaintaintheirphysicalrelationshiptootherrecurringelements.6.7.3.1PRINTERCHARACTERISTICS.Xa.PRINTERAPPLICATIONS(1)Printersshouldbepartoftheprocesscomputersystemandbelocatedintheprimaryoperatingarea.(2)Controlroomprintersshouldprovidethecapabilitytorecordalarmdata,trenddata,andplantstatusdata.b.DISPLAYCOPIES(1)Thesystemshould,ifpossible,bedesignedtoprovidehardcopyofanypageappearingontheCRTattherequestoftheoperator.(2)Ifthecopywillbeprintedremotetotheoperator,aprintconfirma-tionordenialmessageshouldbedisplayed.(3)Printeroperationshouldnotalterscreencontent.XCLOII7.1-18CeFORMOFPRINTEDINFORMATION-Printedinformationshouldbepresentedinadirectlyusableformwithminimalrequirementsfordecoding,transposing,andinterpolating.3-173XCLON7.1-27

COMPUTERSYSTEMSURVEYFINDINGSANDCLOsGENERATEDTABLE3.13N/AYESNOCOMMENTS6.7.3.1(Cont'd)d.PRINTERSPEED-Printersusedforrecordingtrenddata,computeralarms,andcriticalstatusinformationshouldhaveahigh-speedprintingcapabilityofatleast300linesaminutetopermitprinteroutputtokeepupwithcom-puteroutput.e.PRINTEROPERATION-Paper,ribbons,andink(ifused)shouldbecon-sistentwiththefollowing:(1)Hard-finishmattepapershouldbeusedtoavoidsmudgedcopyandglare.(2)Thereshouldbeapositiveindica-tionoftheremainingsupplyofrecordingmaterials.(3)Instructionsforreloadingpaper,ribbon,ink,etc.,shouldappearonaninstructionplateattachedtotheprinter.(4)Whentheprinterisdownduringreloading,dataandinformationwhichwouldnormallybe,printed'mustnotbelost.(5)Atakeupdeviceforprintedmaterialsshouldbeprovidedwhichrequireslittleornooperatorattentionandwhichhasacapacityatleaseequaltothefeedsupply.PRINTCOPYACCESSIBILITY-Thefollowingfeaturesshouldbeprovidedtoenhanceoperatoraccessibilityofprintedmaterial:(1)Provisionsshouldbemadesothattheoperatorcanalwaysr'eadthemostrecentlyprintedline.XXCUP7.1-2XCL(87.1-193-174

COMPUTERSYSTEMSURVEYFINDINGSANDCLOsGENERATEDTABLE3.13N/AYESNOCOMMENTS6.7.3.1f(Cont'd)(2)-Printedmaterialshouldhaveanadequatecontrastratiotoensureeasyoperatorreading.(3)Itshouldbepossibletoannotatetheprintcopywhileitisstillinthemachine.Therecordedmattershouldnotbeobscured,masked,orotherwisehiddeninamannerwhichpre-ventsdirectreadingofthematerial.6.7.3.2ALARMMESSAGESa.ALARMRECORDS(1)Aprintershouldbeprovidedforrecordingalarmmessages.(2)Allannunciatoralarmsshouldberecorded.CLSt7.1-21CLOIt7.1-22b.ALARMSEQUENCE-Alarmmes-sagesshouldberecordedinthesequenceoftheiroccurrence.coOPERATOR-REQUESTEDPRINTOUT-Provisionsshouldbeincludedtoprovide,uponoperatorrequest,printoutsbyalarmgroup(e.g.,system,subsystem,component)..CLON7.1-23d.ALARMIDENTIFICATION-Alarmmessagesshouldbereadilydistinguish-ablefromothermessages.e.ALARMDISCRIMINATION-Alarmmessagesshouldproviderapididentifi-cationofthenatureofthealarm.f.CONSISTENTTERMINOLOGY-Wordinginalarmmessagesshould:(1)Clearlyrelatetothespecificannunciatortilethatisillumi-nated.3-175CLON7.1-5

COMPUTERSYSTEMSURVEYFINDINGSANDCLOsGENERATEDTABLE3.13N/AYESNOCOMMENTS6.7.3.2f(Cont'd)(2)Containatleastthatinformation(i.e.,wording)presentedintheilluminatedannunciatortile.(3)Provideadditionalspecificdata.6.7DDGRAPHANDTABLEREQUIREMENTSXCLOIt7.1-5a.SHAPEOFFUNCTION-Ifthegeneralshapeofthefunctionisimportantinmakingdecisions,agraphshouldbeused.b.Cod.INTERPOLATION-Ifinterpolationisnecessary,linegraphsarepreferabletobargraphsandtables.GRIDS(1)Graphsshouldbeconstructedsothatnumberedgridsarebolderthanunnumberedgrids.(2)If10-gridintervalsareused,thefifthintermediategridshouldbe-lessboldthanthenumberedgrid,butbolderthantheunnumberedgrids.TABLES(1)Tablesshouldbesimple,concise,andreadable.(2)Whentablecolumnsarelong,numbersshouldbeseparatedintogroupsbyprovidingaspacebetweengroupsoffive.(3)Whencolumnsarenotseparatedbyverticallines,thecolumnsshouldbeseparatedbyatleast2characterwidths.XXCLOII7.1-29XCLOtt7.1-243-176

ConventionsSurveTP-8.1ThissectiondocumentstheresultsoftheconventionssurveyconductedinthemaincontrolroomsattheD.C.CookNuclearPlant.ThisreviewwasconductedinaccordancewiththerequirementsofNUREG-0700,asspecifiedintheD.C.CookDCRDRprogramplan.3.14.1~ob'ectivesTheobjectivesoftheconventionssurveywereto:a.IdentifytheapplicationofNUREG-0700definedconventionsthatareappliedacrossdesignfeaturesinthecontrolrooms.b.Determineiftheapplicationsoftheidentifiedconventionsareconsistentacrosstheapplicabledesignfeatures.c.Documentanyinconsistentormissingconventionapplications.3.14.2~ScoeThescopeofthissurveywastoevaluatethecolor,shapeandarrangementcodingapplicationsacrossthedesignfeaturesandthe'reviewofallterms,abbreviationsandacronymsforconsistentapplicationacrossthedesignfeaturesinthecontrolrooms.Theconventiontopicsevaluatedinclude:oTilelegendsabbreviationsoCodingofcontrolsoColorcodingofcontrolsanddisplaysoLegend.light-indicatorsoLabelcontentconsistencyoEnhancementsofemergencycontrolsoArrangementorderandlabeling3.14.3CriteriaThecriteriaappliedinthissurvey,identifiedbyNUREG-0700paragraphnumbersare:paragraphs6.3.3.4d;6,3.4.2b;6.4.2.2a,b,f(1)and(2);6.4.3.3a;6.5.1.6a,b(2),c(1)and(2),d(1)through(3);6.5.3.2a(2);6.6.3.3.a;6.6.6.4c(l)and(2);6.8.1.3candd;6.8.2.2aandb;6.8.2.3aandb;6.8.3.2b,c(1)and(2).ThedetaileddefinitionsforthecriteriaarepresentedinTable3.14.3-177

3.14.4.1DataCollectiona.Datawerecollectedusingthechecklistscontainedintheconventionssurveytaskplan.b.Datawerecollectedprimarilythroughdocumentationreviewanddirectobservation.Plantdocumentationwasreviewedfortheapplicationandcontrolofterms,abbreviationsandacronyms.Anobservationreviewwasconductedtoidentifytheapplicationofcolorcodingandtheuseofterms,abbreviationsandacronymsforcontrolanddisplaylabels.3.14.4.2Analysis--Datawereanalyzedaccordingtothefollowingprocedure:a.AlldeviationsfromthecriteriawererecordedonCLOreports.Recordedinformationincludedtheequipmentinvolved,adescriptionoftheproblem,includingtheNUREG-0700paragraphnumberofthecriteriaandarecommendedsolution.b.ThedatacollectiondescriptionwasalsorecordedontheCLOform.Wheredatafromtwoormoresourceswerecontradictory,resolutionwasachievedthroughdatareviewanddiscussionswithcognizantD.C.Cookpersonnel.3.14.5~FindinsThefindingsoftheconventionssurveyarepresentedinTAble3.14"ConventionsSurveyFindingsandCLOsGenerated."Atotalof26criteriawereappliedtotheD.C.Cookcontrolrooms.Ofthecriteriaapplied,3werenotapplicableand2werenotviolated.Oneoftheviolatedcriteriawascoveredandrecordedintheverificationtask.ThirteenCLOsweregeneratedwhichdocumentedtheremaining20criteriaviolated.OneCLOwaslaterdeletedanditsinformationcombinedwithothersinthissurvey.TheCLOsdescribeinconsistencyinabbreviationsforlegends,controlcoding,pushbuttonlegendsdiscriminabilityandredundancy,meaningofcolors,andlegendarrangementandlayout.3-178

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SURVEYFINDINGSANDCLOsGENERATEDTABLE3.146.3DAVISUALTILELECKNDSd.ABBREVIATIONSAbbreviationsandacronymsshouldbeconsistentwiththoseusedelsewhereinthecontrolroom.N/AYESHOCOMMENTSCLOIt8.1-136.3A2CONTROLSETDESIGNb.CONTROLCODING-Annunciatortesponsecontrolsshouldbecodedforeasyrecognitionusingtechniquessuchhs:.())Colorcoding;(2)colorshadingthegroupofannunciatorcontrols;(3)demarcatingthegroupofannunciatorcontrols;or(4)shape,coding,particularlythesilencecontrol.(SeeExhibit63.5,Example2.)Onlylocationcodingused.CLOIt8.1-706A.2.2COOINGOFCONTROLS(Exhibit6W-3)CONSISTENCY-Thecodingsystemshouldbeuniformthroughoutthecontrolroom.'b.LOCATIONCOOINQ-Controlsshouldbelocatedsoastobeeasilyrelatedtofunctionsandfunctionalgroupings.Controlswit:hsimilarfunctionsshouldbeinthesamelocationfrompaneltopanel;(SeeGuideline6.8.2.3.)f.COLORCOGINQ(1)ColorcodingshouldfollowtherecommendationsofGuideline6D.L6.(2)Whencolorcodingisusedtorelateacontroltoitscorre-spondingdisplay,thesamecolorshouldbeusedforboththecontrolandthedisplay.CLOIt8.1-10ggy8.1-10and4.1-10CLy8.1-106A.34LEGENDPUSHBUTTONSoe.DISCRIMINABILITY-L'egendpushbuttonsshouldbereadilydistinguishablefromlegendlights.3-180CL9f8.1-3

CONVENTIONS6.5.1.6COLORCODING~~SURVEYFINDINGSANDCLOsGENERATEDTABLE3.14a.REDUNDANCY-Inallapplicitionsofcolor.codinp,colorshouldprovideredundantinformation.Thatis,thepertinentinformationshouldbeavailablefromsomeothercueinadditiontocolor.N/AYESNOCOMMENTSCLOlt8.1-8b.MJM3EROFCOLORS(2)Thenumberofcolorsusedforcodingshuldnotexceed11.c.I4KANINGOFCOLORSt1)Themeaningattachedtoaparticularcolorshouldbenarrowlydefined.I(2)Red,green,andamber(yellow)shouldbereservedforthefollowinguses:Red:unsafe,danger,immediateoperatoractionrequired,oranindicationthatacriticalparam-eterisoutoftolerance.CL0118.1-11CLOlt8.1-6Green:safe,nooperatoractionrequired,oranindicationthataparameteriswithintolerance.Amber(yellow):hazard(potentiallyunsafe),caution,attentionrequired,oranindica-tionthatamarginalvalueorparameterexists.CONSISTENCYOFhKANINQ(1).Themeaningassignedtoparticu-larcolorsshouldbeconsistentacrossallapplicationswithinthecontrolroom.CLOP8.1-11(2)Themeaningofaparticularcolorshouldremainthesamewhetherappliedtopanelsurfacesorpro-jectedinsignallightsoronCRTs.(3)Themeaningofaparticularcolorshouldremainthesamebothwithinandamongthevarioussystemstowhichitisapplied.3-181CLOll8.1-11CLOS8.1-11 CONVENTIONSSURVEYFINDINGSANDCLOsGENERATEDTABLE3.1468.3.2DESIGNAM)USEQFNOMEGENDLIGHTINDICATORSN/AYESNOCOMMENTSgatorwhentransilluminatedshouldconformtothegeneralcode'stablishedforthecontrolroom.(SeeGuideline6.5.1.6.)a.IDENTIFICATIONOFMEANING(2)ThecolorofthellhtindicXCLO¹8,1-116.6DDLABELCONTENTCONSISTENCYa.ADMINISTRATIVECONTROL-Alistofstandardnames,acronyms,abbrevia-tions,andpart/systemnumbersshouldbeinplaceandadministrativelycontrolled.6.6.6.4USEOFMIMICSc.SYM3OLS(I)Graphicsymbolsshouldbereadilyunderstoodandcommonlyused.(2)Symbolsshouldbeusedconsistently.~.1IkNIWCINCIDENTIFICATIONXCLO¹8.1-12Graphicsymbolsnotused.Graphicsymbolsnotused.CeCOLORSHADING-Colorshadingmaybeusedtoenhancerecognitionofcontrols,displays,orfunctionalgroups.Whencolorshadingisused,colorsshouldprovideadequatecontrast,andshouldbeconsistentwithothercolorcodinginthe'ontrolroom.Colorshadingnotused.d.EMERGENCYCONTROLS-Distinc-tiveenhancementtechniquesshouldbeusedforemergencycontrols.XCLO¹8.13-182

CONVENTIONSSURVEY,FINDINGSANDCLOsGENERATEDTABLE3.14N/AYESNOCOMMENTS8.8.2.2LOGICALARRANGEMENTANDLAYOUTOa.ORDERANDLABELING-Componentsshouldbearrangedleft.to'eightand/ortop.to-bottom,andbeidentifiedInalphabeticor'umericsequence.XCLOt8.1-4and9.1-7b.OTHEREXPECTATIONS-Whereotheroperatorexpectationscanbeidentified,componentsshouldbearrangedtomatchtheseexpectatlons.XbhredependentuponcontrolroamVIV.CUNt9.1-76.8.22LAYOUTCONSISTENCYa.REPEATEDFUNCTIONS-ThelayoutofidenticalcontrolordisplaysetsshouldbeconsistentatalllocationLb.MIRROR-IMAGING-Layoutsofrepeatedfunctionsshouldnotbemirror-imaged.XCM.1-2XCLOS8.1-28.8,32STRINGSORCLUSTERSOFSIMILARCOMPONENTSb.STRINGLENGTH-Stringsofsmalldisplaysshouldnotexceedabout20inchesonthecontrolboard.c.NUMBEROFCOMPONENTS(1)Nomorethan5similarcomponentsshouldbelaidoutinanunbrokenroworcolumn.(2)Ifmorethan5similarcomponentsmustbelaidouttogether,thestringofclustershouldbebrokenupbytechniquessuchasphysical~acingordemarcation(saeExhibit6.8.5).XCL88.1-5XCLDN8.1-53-183 4.0SYSTEMFUNCTIONREVIEWANDTASKANALYSISANDVERIFICATIONANDVALIDATIONSstemFunctionReviewandTaskAnalsisThesystemfunctionreviewandtaskanalysisformsthebasisfortheverificationoftaskperformancecapabilitiesandthevalidationofcontrolroomfunctions.4.1.1IntroductionTheSystemFunctionReviewandTaskAnalysis(SRTA)programsystematicallyevaluatedandidentifiedtheneedsofthecontrolroomoperationscrewinresponsetoemergencytransients.TheSRTAprocessanddocumentationwasbasedonthemethodology(seeReference1)developedbytheWestinghouseOwnersGroup(WOG)andtheNRCclarificationcomments(seeReference2)ontaskanalysisprovidedtotheWOGattheMarch29,1984meeting.TheSRTAdocumentationprovidedtheinformationrequiredbythedetailedcontrolroomdesignreviewDCRDRteamtoperformtheVerificationofoperatortaskperformancecapabilitiesreviewphaseoftheDCRDR.B.l.l.l~BBdTheSRTAprogramwasinitiatedinearly1984concurrentwiththeEmergencyOperatingProcedures(EOP)UpgradeProgramfortheD.C.CookNuclearPlant.TheinitialSRTAprogramwasbasedonthetaskanalysismethodologydevelopedbytheWOG.FollowingtheMarch29,1984meetingwiththeNRC,theSRTAprogramwasaugmentedtoincludeanactivitytodefineoperatorinformationandcontrolneedsandinstrumentationandcontrolcharacteristics.Thisadditionalactivitywascoordinatedwiththisinitialtask.analysisactivitytoprovideatwo-phase,comprehensiveSRTAprogram.4-1

Ob'ectivesThefirstobjectiveoftheSRTAprogramwastoprovidetaskanalysisrequirementsforemergencyoperationsbasedontheD.C.CookEOPsandtocompileandorganizetheserequirementsinamannertosupporttheDCRDR.ThetaskanalysisdocumentationprovidedtheDCRDRteamwithdocumentationthatidentifiedoperatortaskrequirementsandassociatedinstrumentationandcontrolrequirements.ThisobjectiveaddressedtherecommendationsinSection3.4ofNUREG-0700,GuidelinesforControlRoomDesignReview.ThesecondobjectiveoftheSRTAprogramwastodefinetheinstrumentationandcontrolcharacteristicsthatarenecessaryforproperoperatorresponsetoemergencytransients.Thisobjectiveaddressesitem2(developmentofaprocess),item3(identificationofgenericinstrumentationandcontrolcharacteristicsandplantspecificdeviations)anditem4(developmentandjustificationofinstrumentationandcontrolcharacteristicsbasedonoperatorinformationandcontrolneeds)oftheMarch29,1984NRCmeeting.TaskAnalsisProramThefirstphaseoftheSRTAprogramconsistedofasystematicevaluationofrepresentativeplantemergencyoperationstoidentify.operatoractionsandassociatedinstrumentationandcontrolsnecessarytosupportoperatorresponsetoemergencytransients.ThemethodologyanddocumentationwerebasedonthatdevelopedbytheWOG.ThefollowingsubsectionsdescribetheselectionofeventsequencesandEOPsfortaskanalysisandtheprocessusedtoanalyzetheEOPstoidentifyanddocumentoperatoractionsandtherequiredinstrumentationandcontrols.SelectionofEventSeuencesandEOPsforTaskAnalsisTaskanalysisdatawasdevelopedforeventsequencesthatreflectaspectrumofplantemergencyoperations.TheeventsequencesselectedcomplywiththerecommendationsinNUREG-0700,andensurethatthetaskanalysisdocumentationaddresstheimportantareasofemergencyoperations(e.g.,eventdiagnosis,criticalsafetyfunctionsmonitoring,highriskeventsequences,etc.).InadditiontheeventsequencesselectedrepresentativelyexercisedtheEOPs.TheeventsequencesselectedfortaskanalysisareitemizedinTable4.1.4-2

SelectionofEventSeuencesandEOPsforTaskAnalsisCont'dBasedontheselectedeventsequences,theEOPsetwasreviewedtodeterminewhichproceduresshouldbeusedinresponsetotheaboveeventsequences.InthesymptombasedEOPset,atleasttwoEOPs(orportionsthereof)andthecriticalsafety.functionstatustreesareimplementedinresponsetoanemergency'ransient.Figure4-1schematically,illustratesEOPimplementationinresponsetoasmallbreaklossofcoolantaccident(LOCA).ThereviewofEOPimplementationfortheselectedeventsequencesidentifiedtheselectedEOPtobetaskanalyzed.TheselectedEOPstaskanalyzedareitemizedinTable4.2.ThistablealsoshowstheeventsequencesforwhichtheEOPisimplemented.NotethattheCriticalSafetyFunctionStatusTreeswereimplementedforalleventsequences.Throughtaskanalyzingthesestatustreesdocumentationwasdevelopedformonitoringtheplantsafetystateduringemergencyoperations,independentoftheemergencytransient.ProcessforIdentificationof0eratorActionsHavingselectedthesubsetofEOPstobeused,thetaskanalysisprocesswasappliedtoeachEOPtoidentifytheoperatoractionsnecessaryto.implementtheEOPinresponsetoemergencytransients.Followingidentificationofoperatoractions,thenecessaryinstrumentationandcontrolrequirementstosupporttheoperatoractionswereidentified.Thisdetailedinformation(inadditiontogeneralinformationontheoperatorfunctionand.the'urposeofeachEOPstep)wasdocumentedonElementTables(seeFigure4-2)similarinformattothosedevelopedintheWOGSRTAprogram.ThedocumentsusedfortaskanalysiswerethegenericERGs,theplantspecificEOPsandtheplantspecificdesignandoperational'ourcedocumentation(flowdiagrams,systemdescriptions,electricaldiagrams,etc.).Thetaskanalysisactivitywasatabletopevaluationoftheplantspecificsourcedocumentationandidentifiedtheoperatoractionsandassociatedinstrumentationandcontrolrequirementsnecessarytosupportoperatorresponsetoemergencytransients.Thetabletopevaluationwasperformedbasedontheexistingplantdesignandwasindependentoftheexistingcontrolroomconfigurationandthespecificinstrumentsandcontrolscontainedtherein.Thetaskanalysisprocesswasperformedasfollows:1.EachEOPstepwasevaluatedtoidentifytheoperatorfunction(s)thatthestepsupportedandthepurposeforthestep.Thisinformationwasenteredatthetopofthetable.4-3

TABLE4.1SELECTEDEVENTSEUENCESFORTASKANALYSIS1.SpuriousSafetyInjection2.'Lossofreactorcoolant(smallbreak1inchdiameter)*3.Lossofreactorcoolant(smallbreak4inchdiameter)4.Lossofreactorcoolant(largebreak)5.Lossofsecondarycoolant6.Combinedlossofreactorandsecondarycoolant7.Steamgeneratortuberupture(designbasis)*.8.Steamgeneratortuberupture(multiplerupturesinonesteam'enerator)*9Steamgeneratortuberupture(rupturesinmorethanonesteamgenerator)*10.Anticipatedtransientwithoutscram*11Inadequatecorecooling(resultingfromfailuresinemergencycorecoolingsystem)12.Inadequatecorecooling(resultingfromlossofsecondaryheatsink)13.Pressurizedthermalshocktransient14.Highcontainmentpressuretransient*EventsequencesrecommendedinNUREG-0700

EOP'USAGEfORLOSSOFRL'ACTORCOOLAtlT(SfNLLBREAK)LS-00E-2E-3ES.0.1ES.0.2ES-1.1ES-1.2ES-3.1ES-3.2ES-3.3ES-0.368-0.4ES-1.3FS-tAE4tScrlcbFnlrlnutE-IScrlcbFntdnutE-3SerleaFoldoutECA-0.0ECA-1.1ECA-2.1ECA-3.1ECA-3.2ECA-3.3ECA-O.tECA-0.2ECA-1.2:CA-2.IECA-3.ICA-32CA-33foldoutFoldoutFoldnulFoldout

TABLE4.2SELECTEDEOPsFORTASKANALYSISEOPsSe<euencesReactorTriporSafetyInjectionSITerminationLossofReactororSecondaryCoolantPost-LOCACooldownandDepressurizationTransfertoColdLegRecirculationTransfertoHotLegRecirculationFaultedSteamGeneratorIsolationSteamGeneratorTubeRupturePost-SGTRCooldownUsingSteamDumpCriticalSafetyFunctionStatusTreesResponsetoNuclearPowerGeneration/ATWSResponsetoInadequateCoreCoolingResponsetoLossofSecondaryHeatSinkResponsetoImminentPressurizedThermalShockConditionsResponsetoHighContainmentPressureAll1,2,5,122,3,4,5,65,67,8,97,8,9Al11012134-6 ELEHENTTABLEFORE-0STEP1FUNCTION:VerifyautomaticactuationsDiagnoseplantconditionVerifyReactorTripPURPOSE:ToensurethatthereactorhastrippedACTIONS:oDetermineifthereactorhastripped:RodsareatbottomReactortripandbypassbreakersopenRodpositionindicationatzeroNeutronfluxdecreasingoTripthereactorINSTRUHENTATION:oControlrodbottomlightsindication(rodsatbottom)oPowerrangeneutronfluxindication(decreasing)oIntermediaterangeneutronfluxindication(decreasing)oSourcerangeneutronfluxindication(decreasing)oControlrodpositionindication(atzero)oReactortripandbypassbreakerpositionindications(open)CONTROLEUIPHENT:Reactortripswitches(trip)Figure4-24-7 0

4.1.2.2ProcessforIdentificationof0eratorActionsCont'd2.ThestepwasthensystematicallyreviewedtoidentifytheoperatoractionsnecessarytoimplementeachEOPstep.SincetheEOPsfrequentlyutilizeconcisetaskstatementstotriggeroperatoractions,allactionsthatareneededforoperationofplantsystemswerenotexplicitlyidentifiedintheEOPs.Whereappropriate,thetaskanalysisincludedidentificationofthespecificactionsnecessarytoperformthetasksidentifiedintheEOPs.TheoperatoractionswerethenenteredontheElementTable.3.Eachoperatoractionwasthenevaluated.toidentifytheinstrumentationandcontrolsnecessaryforthe'peratortoperformthenecessaryactions.Thisevaluationofinstrumentationandcontrolsalsoidentifiedtheinstrumentationandcontrolcriteriarequirementsnecessaryforproperperformanceofoperatoractions.TheinstrumentationandcontrolswereenteredontheElementTable.Criteriarequirements(e.g.decreasing,atzero,etc.)wereincludedinparenthesesfollowingtheassociatedinstrumentationandcontrols.Withrespecttothetaskanalysisprocess,anycautionsandnotesthatprecededEOPstepswereconsideredaspartofthestepandwereanalyzedonseparateElementTables.FollowingpreparationoftheElementTablesfortheselectedEOPs,theremainingEOPswerereviewedtoidentifyanyoperatoractions,instrumentationorcontrolsexistingintheremainingEOPsbutnottheselectedEOps.ThisreviewensuredthattheselectedEOPswererepresentativeofemergencyoperations.Anyuniqueactions,instrumentation,orcontrolsidentifiedinthisreviewwereincludedinthetaskanalysisprocessandidentified~onElementTables.Thisapproachprovidedrepresentativetaskanalysisdocumentationinanefficientmannerwhileensuringcompleteidentificationofoperatoractions,instrumentation,andcontrolsutilizedinemergencyoperations.4.1.2.3ComilationofInstrumentationandControlReuirements~~~Followingcompletionofthetaskanalysisprocess,theresultinginformationwascompiledonsummarytableswhichhighlightedspecificinformation.Thiswasespeciallyadvantageousforinstrumentationandcontrolssinceallusesforaspecificinstrument=orcontrolarepresentedonasingleRequirementsTable,precludingtheneedforausertoreviewallElementTablestoobtainthesamedata.Consequently,following4-8

ComilationofInstrumentationandControlReuirementsCont'dcompletionoftheElementTablesfortheselectedEOPsanduniqueemergencyoperatoractions,theinstrumentationandcontrolrequirementswerecompiledonInstrumentationRequirementsTables(seeFigure4-3)andControl/IndicationRequirementsTables(seeFigure4-4),respectively,similarinformattothosedevelopedintheWOGSRTAprogram.ComilationofSstemSeuenceReuirements.Aspartofthetaskanalysisprocesstoidentifyandevaluateoperatoractions,plantsystemswerereviewedtoidentifyequipment(instrumentationandcontrols)thatmustbeusedtoaccomplishoperatoractions.Followingcompletionofthetaskanalysisprocess,theresultinginformationonoperatoractionsandplantsystemswerecompiledtoshowthesequenceinwhichtheoperatorusestheplantsystemsinimplementingtheEOPs.ASystemSequenceMatrixwaspreparedforeachselectedEOPtoshowtheplantsystemsthatwereusedtoperformeachstepintheEOP.Aswithothertaskanalysisdocumentation,theSystemSequenceMatrices(seeFigure4-5)aresimilarinformattothosedevelopedintheWOGSRTAprogram.IdentificationofInstrumentationandControlCharacteristicsThesecond'phaseoftheSRTAprogramidentifiedandjustifiedtheinstrumentationandcontrolcharacteristicsthatarenecessaryforproperoperatorresponsetoemergencytransients.Thisphaseaddresseditem2(developmentofaprocess),item3(identificationofgenericinstrumentationandcontrolcharacteristicsandplantspecificdeviations)anditem4(developmentandjustificationofinstrumentationandcontrolcharacteristicsbasedonoperatorinformationandcontrolneeds)oftheMarch29,1984NRCmeeting.ThisInstrumentationandControlCharacteristicsReview(ICCR)phaseincludedthedefinitionofaprocessandthedevelopmentofdocumentationtoidentifyinstrumentationandcontrolcharacteristicsbasedonoperatorinformationandcontrolneedsduringemergencyoperations.TheprocessanddocumentationaddressedallinstrumentationandcontrolsusedintheWOGERGsandplantspecificEOPs.BasisdocumentationwasbasedonthesamerepresentativeeventsequencesandemergencyoperatingproceduresutilizedinPhase1oftheprogram.4-9

INSTRUMENTATIONRE(UIREMENTSTABLE-SYSTEM:ReactorCoolantINSTRUMENTATION:RCSPressure(NPS-121,122)CRITERIAREUIREMENTS1.Lessthan1630psig2.Lessthan300psig3.Lessthan1250psig4.StableorincreasingPROCEDUREE-0E-0E-0E-1E-3E-0E-1ES-1.1ES-1.2E-3STEP101035C211125356959525.Greaterthan300psigE-0E-1ES-1.2E-335914512C12Figure4-34-10

CONTROL/INDICATIONREOUIREHENTSTABLESYSTEH:EmergencyCoreCoolingCONTROL/INDICATION:SIPumpDischargeValvesControlandStatus(ICH-260,265)CRITERIAREUIREHENTSOpen/ClosePROCEDUREE-0FR-C.1FR-H.ISTEP11162311Figure4-44-11 Cl SYSTEMSEQUENCEMATRIXTABLEPROCEDURE:E-O,REACTORTRIPORSAFETYINJECTIONSYSTEMSSTEP1-HAAFP55CCCACI5H5CCCCOSVVHSCSEEE055GFWF5GHMEMINSS55HNNHPEHISWSSSSSRRRDHMCR5R55PDG55PN055-N810~441213141516,1718192021Figure4-54-12

4.1.3.1DefinitionofICCRProcessTheICCRphasefsrst>dentifiedgenericcharacteristicsbasedontheWOGhigh-pressurereferenceplaotdesign,followedbytheidentificationofplantspecificdeviations(i.e.,differencesanddetail)andtheircharacteristics.Characteristicswerejustifiedthroughdevelopmentoforreferencetoappropriategenericorplantspecificbasisdocumentation.TheICCRprocessusedisasfollows:Thesetofoperatorfunctionsforresponsetoemergencytransientsweredefined.2.3.ThegenericfRGswerethenreviewedandguidelinestepswereassociatedwithoperatorfunctions.Foreachoperatorfunction,thegenericERGbackgrounddocumentation(StepDescriptionTables)wasreviewedtoidentify:omajoroperatoractionsnecessarytosupporttheoperatorfunctions.ooperatorinformationandcontrolneedsnecessarytosupporttheoperatorfunctionsandmajoractions.oplantsystemsnecessarytoprovideinformationandcontrolneeds.4.oplantinstrumentationandcontrolsnecessarytoprovideinformationandcontrolneeds.Forplantinstrumentationandcontrolsidentifiedinitem3)above,genericcharacteristicswereidentifiedbasedontherequiredinformationandcontrolneeds.a)Characteristicsforinstrumentationincluded:oUnits-oRange-theidentificationofaparameterintermsofspecificquantitiesforwhichtimelyandaccurate'nformationcanbeviewed(examples:psig;%;F;etc.).theintervaloverwhichaparametermayvaryduringthetaskperformancebasedonanalysisorengineeringjudgment(examples:0to3000psig;250-500F,0-100%;etc.).4-13

qualityofadisplayrequiredtomakeanadequatedeterminationofaparameter'svalueorperformancefortaskcuing,ortimelyandaccuratefeedbackinformationduringatask(examples:greaterthan1837psig<lessthan14%;greaterthan1200F,etc.)4.1.3.1DefinitionofICCRProcessCont'doResolution-theoAccuracy-aquantitativeminimumforaninformationloop'sperformancetoensureentryintoataskisappropriatelycued,orthetaskperformanceismaintainedwithinanyspecificlimits(analyticalorengineering).(Examples:pluso~minus31psi;plusorminus2F;etc.)oResponseTime-thequantitativemaximumfor4whichfeedbackinformationonatask'sperformanceandsubsequentcuingisrequiredbasedonanalysisorengineeringjudgment.(Example:10sec.).oDisplaytype-thetypeofvisualinformationrequiredtosupporttaskperformance,classifiedasoneormoreofthefollowing:a)discreteorinstantaneous(singlevalue)b)continuous(multiplevalueswithinarange)c)trending(changingvalueswithinarangeoveratimeperiod)4-14

~~~4.1.3.1DefinitionofICCRProcessCont'd'Ib)Characteristicsforindicationsandcontrolsincluded:oPositions-theidentificationofthestatusofacontrolorindicationrequiredformakinganadequatedeterminationforverificationoforperformanceofaspecifictask(examples:open;closed;throttled;on;off;etc.).oResponseTime-aquantitativemaximumforwhichthefeedbackperformanceisadequatetopreventexcessiveratesofchangeduringthetaskperformance(example:stroketimeof10sec.).oType-thetypeofcontrolrequiredtosupport.taskperformance,classifiedasoneorbothofthefollowing:a)continuous(variablecontrol)b)discrete(individualposition(s)control)5.Fromtheinformationgatheredinitems3)and4)above,aCharacteristicsJustificationTablewasdevelopedforinstrumentationandcontrols.Thistableidentifiedoperatoractioncategoriesandassociatedoperatorinformationneeds,criteria(e.g.,specificvaluesforinstrumentation)andcharacteristics(e.g.,range,resolution,accuracy,etc.forinstrumentation).Thebasisforeachactioncategoryorinformationneedwasdescribedorareferencetootherdocumentationwas.given.TheCharacteristicsJustificationTableswereformattedtopresentbothgenericandplantspecificcharacteristics,facilitatingtheirdevelopmentandthecomparisonofgenerictoplantspecificcharacteristics.Figure.4:6(instrumentation)andFigure4-7(controls/indications)showexamplesofthesubjecttables.Thesefiguresshowexampleinformationfortheactioncategoriesandassociatedgenericcharacteristics.4-15

CHARACTERISTICSJUSTIFICATIONTABLEINSIRI>MENTATION:RCSPrcssureCRGREQUIRFMENTSCHARACTERISTICSACTIONCATEGORY/I/FORMATIONNEEDSI.RCPTripRCSPressureInSGU-tubes.lessthanRCSsaturationprcssure.(R(:I'rIp/RestartGrncrlcIssupOackgroundDocument.Sectlon2.3.1.1.)CRITERIAVALUERANGEACCRESOLUNITSRF.SPTYPE2.SlTermlnatIona.FloeIntoRCSexceedsfloenutofRCS(SlTcrmlnatIon/RelnltlatlonBackgroundDocument,Section2.I)b.SlpumpfloeIszero;RCSpressuregreaterthanSlpumpshutoffhead(SlTerminatIon/RelnItIatIonBackgroundDocument,Sectlon2.I)GGI.essthanStaborIncrGreaterthenPlValueP2NANANANANAPSIGPSIGPSIGNA0O.c.RHRpumpfloeIszero;RCSpressuregreaterthanRHRpumpshutoffhead.(E-IBackgroundDocument,Section4.0,SOTforStep9)pGGreaterthanNAPSIGNACharacterIsIIcsTabIe

CHARACTERISTICSIJVSTIFICATIONTABLECONTROLS/INDICATION:SIPuapDischargeValvesERGREOuIREllENTSCHARACTERISTICSACTIONCATEOORY/INFORNATIONNEEDS!.Verityequipmentstatus:ValvestlMtarerequiredtobeopentoprovideSIClovtotheRCSsrsopen.(E-0BackgroundDocusent~Section4.SOTforStoptl)6openCRITERIAopenPOSITIONSRESP.TIltENAT'YPEDiscreteCOlatENTS2~CharacterletlcsTnble

4.1.3.1Definitio6.nofICCRProcessCont'dIIFollowingidentificationofthegener'iccharacteristicsinitem5),theplantspecificcharacteristicswereidentified.Theplantspecificcharacteristicsconsistofapplicablegenericcharacteristicsandplantspecificdeviations(i.e.,characteri'stiesthatdifferfromgenericduetodesign~differencesandcharacteristicsforplantspecificLdesignfeaturesbeyondthescopeofthegenericdesign)';<Teidentifyplantspecificcharacteristics,theselectedsubsetofplantspecificEOPswere'reviewedtoidentifydeviationsfromthegenericERGs.These;<deviationswereevaluatedwithrespecttoICCRprocess;items3)and4)above.Characteristicsfordeviations'.wereidentifiedconsistentwithICCRprocessitem5)above.Theseplantspecificcharacteristics'consistingofidentifieddeviationsandapplicablegenericcharacteristics)werethenenteredontheCharacteristicsJustificationTables.7.Figure'4-8(instrumentation)andFigure4-9(controls/indications).showexamplesofthesubjecttableswithplantspecificcharacteristicsincluded.TheseexampletablesareidenticaltoFigures4-6and4-7,respectively,exceptthattheyincludeplantspecificcharacteristics,appearingastheywereuponcompletionofICCRprocessitem6).Thetablesfacilitatecomparisonofgeneric(identifiedbytheletterG)andplantspecific(identifiedbytheletterP)characteristicsforeachoperatoractioncategory/informationneedentry.GenericandplantspecificcharacteristicsaresummarizedonCharacteristicsComparisonSummaryTablesforinstrumentation(seeFigure4-10forexample)andcontrols/indications(seeFigure4-11forexample).Thesetablessummarizethelimitingrequirementsforeachcharacteristic.8.Thelimitingplantspecificcharacteristicsidentifiedinitem7)werethenaddedtotheInstrumentationRequirementsTables(seeFigure4-12forexample)andControl/IndicationRequirementsTables(seeFigure4-13forexample).ThisconsolidatedallcriteriaandcharacteristicsonasingleRequirementsTableforeachinstrumentandcontrol.4-18 ClIhIli*1lw' CIIARACTERISTICSJUSTIIICATIONTABLEINSTRUNENIATION:RCSPressureERGREOUIREHENTSACTIONCATEGORY/)NFORNATIONNEEDSCRITERIAVALUECIIARAGTERISJICSRANGEACCRESOLUNITSRESPTYPEI.RCPTrlpRCSPressureInSGU-tubeslessthanRCSsaturationpressure.(RCITrip/RestartGenericIssueBackgroundDocument,Sectlon2.3.i.I.)2.SlTermlnatIona.Flo>>IntoRCSexceedsflowoutofRCS(SITermlnatlon/RelnltlatIonBackgroundDocument.Section2.I)GLessthrrnLessthanStaborIncrStaborIncr1300PlValueVhIII0I170-1430I600-2235NA300A100NNA300A100NNA2050NAPSIGPSIGPSIGPSIG10NA10NAreCIIOob.Slpumpflo>>Iszero;RCSpressuregrenterthanSlpumpshutoffhead(SlTermlnatIon/ReInItIatIonBackgroundDocument,Section2.1)c.RIIRpumpflowIszero:RCSpressuregrr.atrrthanRIIRpumpshutoffhead.(E-IBackqroundDocument,Section4.0,SOTforStep9)PGreaterthanGreaterthanGreaterthanGreaterthan1630P2P31470-1790NA270-330100A100N2020PSIGPSIGPSIGPSIGIONAIONAO.CtinrncterIstIcsTabIe

00CNARACTERISTICSaJUSTIFICATIONTABLECONTROLS/INDICATION:SlPuspDtschargeVslvesERGREOUIREHENTSruARACTERISTICSACTIONCATEGORY/INFORNATIONNEEDS1.VerIfyequipmentstetus:VelvesthstsrarequtredtobeopentoprovideSlfloetotheRCSareopen.(E-0BsckgroundDocursent~Sectton4.SDTforSteptt)openCRITERIAopenopenPOSITIONSRESP.TlllENATYPEDIscreteDiscreteCO%CENTSncQC5lOC)IlOCharacter1stlcsTsb1e CIIARACTERISTICSCOMPARISONSUMMARYThllLEINSTROMENIAIIDNRANGEACCURACYRESOLUNIISRESPTYPECOMMENTS1.RCSPressure0-2750NA20NAPSIGPSIG10sac.NAC,T,0C,T,02.PressurlzaeLeva10-10010A,5N5sec.C,TNANANANAC,T3.PRZRPressure1700"2500AOA,10NNA20NAPSIGPSIG5sac.NAC,T~DC,I'D4.SGNarrowRangeLevel0-100NA25A,5N5sec.NAC,T,DC,TntelEDPOWICharactorlstlesSveearyI@bio

\

0CHARACTERISTICSCOMPARISONSt&dIARYTABLECONTROLS/INOICATIONPOSITIONSRESP.TINETYPECOlOIENTS1.SIPumpDischargeValvesIopen.closedopen,closed60secs.DiscreteOlscrete2~3.ncolC4coIfO".haracterletlcsSuwsaryTable S

INSTRUMENTATIONRE(UIREMENTSTABLESYSTEM:ReactorCoolantINSTRUMENTATION:RCSPressure(NPS-121,122)UNITS:PSIGRANGE:0TO2750RESOLUTION:20ACCURACY:100(normalcontainment);300(adversecontainment)RESPONSETIME:10secondsTYPE:Continuous;trending;discreteCRITERIAREUIREMENTS1.Lessthan1630psig2.Lessthan300psig3.Lessthan1250psig4.StableorincreasingPROCEDUREE-0E-0E-0E-1E-3E-0'-1ES-1.1ES-1.2E-3STEP101035C2111.25356959525.Greaterthan300psigE-0E-1ES-1.2E-335914512C12Figure4-124-23 888S CONTROL/INDICATIONRE(UIREHENTSTABLESYSTEH:EmergencyCoreCoolingCONTROL/INDICATION:SIPumpDischargeValvesControlandStatus(ICH-260,265)POSITIONS:Open/CloseRESPONSETIHE:10secondsTYPE:DiscreteCRITERIAREUIREHENTSOpen/ClosePROCEDUREE-0FR-C.1FR-H.1STEP11162311Figure4-134-24

SummarofTaskAnalsisDocumentationThethe0documentationresultingfromtheSRTAprogramconsistedoffollowing:ElementTablesTheelementtablesidentifytheoperatoractionsnecessaryforresponsetoemergencytransients,includingidentificationofspecificinstrumentationandcontrolrequirementsnecessaryforimplementationofoperatoractions.ThesetablesweredevelopedinPhase1oftheSRTAprogram.oInstrumentationandControlRequirementsTablesTheRequirementsTablescompilethespecificcriteriaandcharacteristicrequirementsforinstrumentationandcontrolsnecessaryforimplementationofoperatoractions.ThesetablesweredevelopedandspecificcriteriawasidentifiedinPhase1oftheSRTAprogram.CharacteristicswereidentifiedinPhase2andaddedtothesubjecttables,Separatetableswereprovidedforeachinstrumentorcontrol.oSystemSequenceHatriceTheSystemSequenceHatricesidentifythesequenceinwhichtheoperatorusesplantsystemsinresponsetoemergencytransients.SeparatematriceswereprovidedforeachselectedEOPthatwastaskanalyzed.ThesematricesweredevelopedinPhase1oftheSRTAprogram.UseofTaskAnalsisDocumentationinVerificationof0eratorTaskPerformanceCaabilitTheobjectiveofVerificationofOperatorTaskPerformancecapabilityistoassurethatoperatortaskscanbeperformedintheexistingcontrolroomwithminimumpotentialforhumanerror.Verificationevaluatestaskexecutionat'eachworkstationandconsistsof:oVerificationofAvailabilityVerificationofthepresence(orabsence)ofinstrumentsandequipmentthatprovidetheinformationandcontrolcapabilitiesnecessarytoimplementoperatoractions.4-25

oVerificationofSuitabilityVerificationthattheman-machineinterfacesprovidedbythedisplayscontrolsandothercontrolroomfeaturesareeffectivelydesignedtosupportoperatoractions.ThetaskanalysisdocumentationwasstructuredtosupportaVerificationprocessconsistingofverificationofoperatoractionperformancecapabilityandverificationofinstrumentation-andcontrolcharacteristics.Thefollowingsubsectiondescribetheuseofthetaskanalysisdocumentationin'upportingthesetwoactivitiesoftheverificationprocess.Verificationof0eratorActionPerformanceCaabilitTheverificationactivityconsistsofevaluatingtheavailabilityandsuitabilityofcontrolroominstrumentationandcontrolstosupportperformanceofoperatoractions.TheElementTablesareusedforthisactivity.ThesetablespresenttheoperatoractionsandassociatedinstrumentationandcontrolrequirementsidentifiedinPhaseIofthetaskanalysisprogram.ForeachElementTable,themultidisciplinaryDCRDRreviewteamsystematicallyreviewedtheoperatoractionsitemizedundertheACTIONSheading.Aseachactionwasreviewed,theDCRDRteamlocatedtheinstrumentationandcontrolsinthecontrolroomnecessarytosupporttheoperatoractions.Havinglocatedtheinstrumentationandcontrols,theteamevaluatedthesuitabilityoftheinstrumentationandcontrolsforperformingtheoperatoractions.Thesuitabilityevaluationwasstructuredtoevaluatethespecificoperatoractioncriteria(e.g.,greaterthan1500psig,lessthan700F,etc.)uponwhichoperatoractionsare0based.Theteamutilizedtheinformation,undertheINSTRUMENTATIONandtheCONTROLSheadingstoidentifycriteriarequirements.InworkingthrougheachElementTable,theteamevaluatedallentreesundertheACTIONS,INSTRUMENTATIONandCONTROLSheadingstoensurethatthetaskanalysisdocumentationiscompleteandself-consistent.UseofTaskAnalsisDocumentationinValidationof0eratorFunctionsTheobjectiveofValidationofControlRoomFunctionsistodeterminewhetherthefunctionsofthecontrolroomoperatingcrewcanbeaccomplishedeffectivelywithin(I)thestructureofdefinedemergencyoperatingprocedures,and(2)thedesignofthecontrolroomasitexists.Validationevaluatesoperatorfunctionexecutionwithintheintegratedcontrolroomconfigurationandconsistsofwalkandtalk-throughsofselectedeventsequenceswithcontrolroompersonnel.4-26 SS8 Theemergencyoperatingproceduresaretheappropriatedocumentsforusebythecontrolroompersonnelindirectingtheirresponsetotheselectedeventsequences.AlthoughnotspecificallydevelopedorneededforValidation,theElementTablesoftheSRTAprogramwereusedbytheDCRDRteamasasourcedocumentwithwhichtoobservetheresponseoftheoperatorstotheeventsequences.SincetheElementTablesweredevelopedbasedontheprocedures,thesetablesitemizedetailedoperatoractionsandassociatedinstrumentationandcontrolrequirementsnecessaryforproperresponsetoemergencytransients.ThroughcomparingtheactionsintheElementTableswiththeoperatorwalk-throughactions,discrepancieswerenotedanddiscussedinthetalk-throughportionofthevalidation.ProramControlTheD.C.CookSRTAprogramwasstructuredwithappropriateprovisionsformanagement,staffing(includingqualifications),anddocumentationcontrol.Theseprovisionsarediscussedbelow.ProramHanaementandStaffinTechnicalmanagementoftheSRTAProgramwasperformedbyWestinghouseNuclear.TechnologyDivision(NTD)engineeringpersonnelresponsiblefordevelopmentoftheWestinghouseOwnersGroupEmergencyResponseGuideline(ERG)program(includinggenericguidelinebasisdocumentationandSystemReviewandTaskAnalysis(SRTA)documentation)andplant-specificEmergencyOperatingProcedure(EOP)DevelopmentPrograms(includingtheEOPUpgradeProgramfortheD.C.CookPlant).PersonnelstaffingtheprogramwasdrawnfromfunctionalgroupswithinWestinghouseNTDwhichhadexperienceintheWOGprograms,developmentofplantspecificEOPsandsystemreviewandtaskanalysisdocumentation,deFinitionofRegulatoryGuide1.97functionalrequirementsandcharacteristics,andlicensingactivitiesrelatedtotheseareas.TheWestinghouseNTDmanagementinterfaceforthisprogramwasHr.RalphSurmanandtheleadtechnicalinterfacewasHr.RobertOrendi.Hr.SurmanhashadmanagementresponsibilitywiththeWOGERGandSRTAprogramsandhasparticipatedinWOGmeetingswiththeNRCdirectedtowardclarifyingNRCrequirementsinthisprogramarea.Hr.OrendihasparticipatedintheWOGprogramsandhadleadresponsibilityforthedevelopmentoftheupgradedD.C.CookEOPs.Hr.OrendidirectedPhases1and2oftheD.C.CookSRTAprogram.4-27 6S Asanorganizationandindividuals,WestinghouseandWestinghousepersonnelhaveexpertiseandexperienceinallareasrelatedtothisprogram,havingperformedemergencyresponsecapabilityservicesforboththeWOGandanumberofindividualutilities.WestinghouseNTDexperienceincludesEOPdevelopmentprogramsforD.C.CookandsupportoftheD.C.CookcontrolRoomDesignReviewintheoperationsareaofverificationandvalidation.CoordinationofProramDocumentationTheprogramdocumentationwasdevelopedintwophasesasdescribedinParagraph4.1.1.2.Hr.OrendiwasresponsibleforassignmentandcoordinationofthevariousactivitiesanddocumentsthatcomprisetheTaskAnalysisProgram.Hr.OrendiandHr.Surmanhadresponsibilitytoreviewallprogramdocumentationtoensureconsistency,correctnessandcompliancewiththerequirementsoftheTaskAnalysisProgram.ControlofProramDocumentationTheprogramdocumentationwasusedintheVerificationandValidationPhasesoftheD.C.CookControlRoomDesignReviewProgram,asdescribedinParagraph4.1.5.UseofTaskAnalysisDocumentationinVerification,andParagraph4.1.6.UseofTaskAnalysisDocumentationinValidation.Priortoeachactivity,therequisitedocumentationwasdeveloped.FollowingVerificationandValidation,thedocumentationwasrevisedtoincorporateanycommentsandobservationsthatresultfromtheactivity.AtthecompletionoftheVerificationandValidationactivities,thedocumentationwasfinalizedandissuedastheinitialversion(Issue0)ofthecompletedprogramdocumentation.AnysubsequentrevisiontoprogramdocumentationcanbeissuedasRevisionstotheassociateddocumentationsections(i.e.,Revision1,Revision2,etc.).References1)WestinghouseOwnersGroup,EmergencyResponseGuidelinesSystemReviewandTaskAnalysis,Volumes1,2A,2Band3,April1,1983.2)NRCMemorandumfromH.BrentClaytontoDennisL.Ziemann,MeetingSummary-TaskAnalysisRequirementsofSupplement1toNUREG-0737,March29,1984.MeetingwithWestinghouseOwnersGroup(WOG)ProceduresSubcommitteeandOtherInterestedPersons,April5,1984.4-28 Cl8 VerificationofTaskPerformanceCaabilitiesTheverificationoftaskperformancecapabi1itieswasaccomplishedinaccordancewiththeguidelinesinNUREG-0700andverificationtaskprogramplan.MethodoloTheverificationoftaskperformancecapabilitieswasdividedintotwoparts:VerificationofAvailabilityandVerificationofSuitability.oVerificationofAvailabilityEachoperatorneed(control,indicationandinstrument)identifiedintheSystemReviewandTaskAnalysiselementtablesforemergencyoperatingprocedureswaslistedonacontrol/indicationrequirementstableandaninstrumentationrequirementstable.DCRDRreviewteammembersthencomparedthecontrol/indicationandinstrumentationrequirementstableswiththecontrolboardmockupandthecontrolroominventorytoverifytheavailability.AnymissingdeviceswererecordedonaChecklistObservationReport.oVerificationofSuitabilityAswasdonefortheverificationofavailability,DCRDRreviewteammemberscomparedthecontrol/indicationandinstrumentationcharacteristicsandcriteriawiththecontrolboardmockupandthecontrolroominventorytoensurethatthedevicesonthemaincontrolboardhavethecharacteristics(range,precision,positions,etc.)tosupporteachoperatortask.AlldiscrepancieswererecordedonChecklistObservationReports.~StaffinTheDesignReviewTeamfortheVerificationTaskwasasfollows:NAMEFUNCTIONPARTICIPATIONR.F.ShoemakerR.G.OrendiR.C.HinesC.R.SterrettJ.D.YoungT.J.VossT.R.StephensI&CEngineer(AEPSC)PlantOperations&Evaluation(W)PlantOperations&Evaluation(W)PlantOperations&Evaluation(W)ControlBoardDesign(W)HumanFactorsEssexCorp.PlantOperations(I&MCo.)30%100%50%50%100%OnCallOnCall4-29 ClJl.'SS

~FindinsTheVerificationofTaskPerformanceCapabilitiesresultedintheidentificationofsixty-eightdiscrepancies.ChecklistObservationReportsVl-1throughVl-68werewrittentorecordthesediscrepancies.Table4.3liststhesediscrepancies.4-30 9O TABLE4.3VERIFICATIONTASKFINDINGSCLO8Vl-1V1-2V1-3Vl-4Vl-5V1-6V1-7V1-8Vl-9Vl-10Vl-11V1-12Vl-13Vl-14V1-15V1-16V1-17V1-18Vl-19V1-20V1-21V1-22V1-23V1-24V1-25V1-26V1-27V1-28V1-29Vl-30Vl-31V1-32DESCRIPTIONPartLengthRodControlSystemBusVoltmeterScaleRangeSteamlinePressureIndicatorScaleUnitsSteamlineDelta-PIndicatorSteamlineFlowIndicatorScaleUnitsContainmentPressureIndicatorScaleGraduationsPressurizerpressureIndicatorScaleGraduationsS/GFRVIsolationValuesControlArrangementAFPSteamSupplyValuesControlLocationTotalAuxiliaryFeedwaterFlowIndicator(None)SIPumpIndicatorScalesDifferenceContainmentIsolation-PhaseAIndicationContainmentVentFansIndication=LabelsSteamlineRadiationMonitor(Hissing)SamplelineRadiationMonitor(Hissing)SteamGeneratorPressureRecorder(Hissing)H2IgnitersSwitchLocationRHRFlowIndicators(MirrorImage)S/GPORVControllerSetpointSteamlinePressureSIBlockIndicationContainmentAmbientTemperature(Hissing)FeedpumpWarmingControls(NotNeeded)FeedpumpHydraulicCouplingsControls(NotNeededFeedwaterIsolationStatus(Missing)SIPumpsDischargeFlow(ScaleMarkings)BoronInjectionTankIndicator(ScaleMarkings)BoronInjectionTankHeaderPressure(ScaleMarkings)PowerRangeNeutronFluxRecorders(PaperScale)NuclearRecorderScaleRangeSprayAdditiveTankPressure(ScaleRange)RCSPressureRangeResolutionRCSAverageTemperatureRangeNUREG-0700PARAGRAPH86.4.1.1b&6.5.1.1c6.5.1.2d(1)6.5.1.5d6.5.1.1b6.5.1.2b6.5.1.2b6.5.1.2b6.8.1.1b6.8.2.1a6.5.1.1b6.5.1.5d6.5.1.1e6.6.3.3c6.5.1.1b6.5.1.1b6.5.1.1b6.1.1.1b6.8.3.36.4.1.1a(2)6.5.1.16.5.1.1a&b6.7.1.1b&6.5.1.1c6.4.1.1b&6.5.1.1c6.1.1.1a6.5.1.2a6.5.1.2a6.5.1.2d6.5.4.1b&c6:5.4.1c6.5.1.2d(1)6.5.1.2a6.5.1.2d(3)4-31 99 TABLE4.3(Continued)VERIFICATIONTASKFINDINGSCLO¹Vl-33Vl-34Vl-35Vl-36Vl-37Vl-38Vl-39Vl-40Vl-41Vl-42Vl-43Vl-44Vl-45Vl-46Vl-47Vl-48Vl-49Vl-50Vl-51Vl-52Vl-53Vl-54Vl-55Vl-56Vl-57Vl-58Vl-59Vl-60Vl-61Vl-62Vl-63Vl-64Vl-65Vl-66Vl-67Vl-68DESCRIPTIONRCSSubcoolingMonitorScaleUnitsRCSHot5.ColdLegTemperatureRecordersScaleResolutionPressurizerReliefTankTemperature(Engraving)RCSLoopFlowIndication(ScaleResolution)RCPSealInjectionFlowIndication(ScaleRange)ReactorLetdownFlowIndicatorScaleExcessLetdownPressureIndicatorEngravingPlantAirHeaderPressureIndicatorScaleUnitsControlAirPressureIndicators(NotConsistent)S/GPressureIndicators(Resolution)SteamlineFlowIndicatorUnitsTurbDrivenAuxiliaryFeedpumpSpeedIndicatorScaleDieselGeneratorKilowattHeterMarkingDieselGeneratorTripAnnunciatorsLocationCoreExitT/CIndicator,ScaleRangePRTPressureIndicatorResolutionRCPCCWUpperBearingFlow(Engraving)ExcessCondensateLetdownFlowRecorderScaleUnitsHissingS/GNarrowRangeLevelIndicators(Identification)CalibrationLabelPlacementHDFeedpumpsControlSwitchesS.AmmeterLocationAFWPumpsDischargePressureIndicatorScaleRangeTransformerAmmeterScaleMarkingsBackupHeatingBoilerStatusMissingSwitchPositionConventionSafetyTrainDesignationNotIdentifiedReactor8PressurizerHeadVentValvesNameplatesSwitchesNotInMainControlRoomSwitchPositionLabelsDoNotAgreeWithEOPsControlSwitchTypeNotAsExpectedValueNameplateColorsVariesForSameFunctionValueNumericalOrderNotConsistentContainmentPurgeFansSwitchLocationArrangementHainFeedPumpsTripS.TripResetSwitchesEngravingAFWFlowControlValvesEngravingSwitchTypeDifferentForSameFunctionNUREG-0700PARAGRAPH¹6.5.1.1b6.5.1.1.2d6.6.3.la6.5.1.2d6.5.1.2a8d6.5.1.2a8d6.5.1.4d6.5.1.1b6.5.1.4.6.5.1.2a8d6.5.1.46.5.1.5c6.5.1.5c6.3.3.3d(2)6.5.1.2d6.5.1.2d6.6.3.2f6.5.1.1b6.6.3.la6.6.2.4a6.8'.36.5.1.2d(1)6.5.1.5c6.l.l.la6.4.2.16.6.1.16.6.3.3b6.1.l.la(2)6.6.3.3c6.4.l.lc(2)S.6.6.3.3c6.5.1.66.8.2.2a6.8.2.2c6.6.3.4c.6.6.4.la(2)6.4.l.lc(2)4-32 8

4.3ValidationofControlRoomFunctionsThevalidationofcontrolroomfunctionswasaccomplishedinaccordancewiththeguidelinesofNUREG-0700andthevalidationtaskprogramplan.4.3.1~~HethodoloValidationofControlRoomFunctionswasperformedattheD.C.CookUnit1controlroommockup.Operatorsperformedwalk-throughsofthefollowingvalidationscenarios,developedfromthesystemfunctionreviewandtaskanalysisandcomposedoftheD.C.CookEmergencyOperatingProcedures.ValidationScenariosNUMBERTITLEA-1A-2A-3A-'4A-5A-6A-7ReactorTripAnticipatedTransientWithoutScram(ATWS)fromfullpowerfollowinglossofoffsitepowerLossofAllFeedwaterSecondaryBreakOutsideContainmentSteamGeneratorTubeRuptureinDifferentSteamGenerators,plusCooldownDesignBaseAccidentLossofCoolantAccident(DBALOCA)withSwitchoverIntermediateLOCA-PostLOCACooldownA-8A-9A-10B-4C-1SteamGeneratortubeLeakPlusSpuriousSafetyInjection(SI)InadequateCoreCoolingSecondaryBreak-AllS/GStopValvesFailtoCloseLossofAllA.C.PowerReactorStartUpfromHotStandby4-33 88 MethodoloDuringthewalk-throughdiscrepancieswerenotedinthreeways:byindividualdesignreviewteammemberscomparingthewalk-throughactionswithNUREG-0700Section6guidelines;byoperatorcommentsonoperationaldifficulties,discrepanciesorinconsistenciesandbydesignreviewteammembersobservationsofoperationaldifficulties.Eachofthewalk-throughswererecordedontape(bothvideoandaudio)forlaterusebythedesignreviewteamandaspartofthecontrolroomvalidationdocumentation.Thetapingswereperformedwithtwocameras.Onecamerawithwideangleviewofthecontrolroomoperatingareaandoneclose-upcamerawitha'oomlenstofolloweachoperatoractionandpermittherecordingofthemaincontrolboarddeviceandcontrollocation.Followingeachofthewalk-throughstheoperatingcrewwasdebriefedbythereviewteamwhileviewingthetapefromthezoomlenscamera.Thedebriefingsessionswerealsovideo/audiotaped.alldiscrepanciesnotedduringthewalk-throughwerediscussed.AreviewteammemberrecordedthediscrepanciesonaTalk-ThroughProblemReportFormforlateranalysisbythereviewteam.~StaffinTheDesignReviewTeamfortheValidationTaskwasasfollows:NAMER.F.ShoemakerT.R.StephensT.J.VossM.N.FrancherR.G.OrendiR.C.HineJ.D.YoungW,R.YoungFUNCTIONI&CEngineer(AEPSC)PlantOperations(I&MECo)HumanFactors(EssexCorp.)HumanFactors(EssexCorp.)PlantOperations&Evaluation(W)PlantOperations&Evaluation(W)ControlBoardDesign(W)ControlBoardDesign(W)PARTICIPATION100%60%50%100%100%100%100%60%4-34 9IS

~FindinsThewalk-through,talk-throughsessionsresultedinforty-seventalk-throughproblemreportsbeingwritten.Sixteenofthetalk-throughproblemreportsweredeterminedtobeprocedureproblems.TheywereidentifiedtotheProcedureValidationTeamforresolution.Sixofthetalk-throughproblemsreportswereidentifiedasChecklistObservationReportsfromtheHumanFactorsSurveysandtheVerificationofControlRoomFunctions.ChecklistObservationReportsV2-IthroughV2-25werewritten-fortheremainingtwenty-fivetalk-throughproblemreports.Table4.4liststhesediscrepancies.SevenadditionalCLOsidentifiedduringtheControlRoomOperatingPersonnelInterviews(CROPs)andduringtheControlRoomHumanFactorsSurveysweredeterminedtobepartoftheValidationTask.TheseadditionalCLOsarealsolistedinTable4.4.4-35 8Q TABLE4.4VALIDATIONTASKFINDINGSCLO¹V2-1V2-2V2-3V2-4V2-5V2-6V2-7V2-8V2-9V2-10V2-11V2-12V2-13V2-14V2-15V2-16V2-17V2-18V2-19V2-10V2-21V2-22V2-23V2-24V2-259.1-19.1-29.1.39.1-49.1-59.1-69.1-7DESCRIPTIONMimicBusColorCodingTurbineLoadLimiterControlLabelHissingBoronInjectionTankFlowIndicatorScaleRangePressurizerPressureIndicatorSpacingContainmentPressureReliefControlsLocationSteamGeneratorPORVsIndicatingLights(Hissing)FWIsolationValveControlsNoteSequentialReactorTripBackupControlsGeneratorVoltageRegulatorSwitchPositionLabelUnitAuxiliaryPowerTransferCondensateStorageTankLevelRecorderUnitsContainmentIsolationPhaseAIndicatingLightsLowPressureWaterSourceListingRCS-WideRangePressureChannelsIndicatorColorCodingConventionIsolationPhaseAValueControlsLocationsPressurizeSprayValvesPositionIndicationIndicatingLightFunction(WhiteorAmberLights)Indicators/RecordersLayoutConventionControlSwitchesNumericArrangementSamplingIsolationValvesIndicatingLampsTestCapabilityInstrumentRoomExhaustFansIndicationS/GStopValvesDumpValvesTripPositionDualScaleIndicator(SinglePointer)AuxiliaryBuildingRadiationHonitor(NoSpecificMonitor)NoAdministrativeProceduresControllingUseofSharedEquipmentVisualDisplaysNotProvidedtoMeetAllTaskRequirementsUnnecessaryInformationDisplayedinControlRoomControl/DisplayIntegrationisPoorOperatorMustConvertDisplayValuesDisplaysNotLocatedAboveAssociatedControlsControlPositionSequenceNotSameasDisplayNUREG-0700PARAGRAPH¹6.6.6.4a&6.4.1.1.16.5.1.5e6.9.1.26.6.6.16.4.4,5d6.9.2.156.9.2.26.4.1.16.6.3.2a6.5,1.5d6.5.1.1b6'.1'.1'.1a6.5.1.1b6.5.1.6d6.8.1.256.8.1.1a6.4.4.5d6.5.3.2a6.8.2.2a6.8.2.2a6.5.3.1a6.5.1.1b6.4.1.1c(1)6.5.1.5f6.5.1.1b6.1.3.1e(5)6.5.1.1b6.5.1.1c6.9.1.2a6.9.1.1c6.5.1.2b6.9.2.2a(1)6.8.2.2a8b6.9.1.2clSc24-36 Q

5.0CLO/HEDASSESSMENT5.1AssessmentOverviewNUREG-0700definesaHumanEngineeringDiscrepancyorHEDas"adeparturefromsomebenchmarkofsystemdesignsuitabilityfortherolesandcapabilitiesofthehumanoperator."Section6ofNUREG-0700containsthesedesignbenchmarksorguidelines.WhileitcanbeexpectedthattheDCRDRprocesswillproducereportsofHumanEngineeringDiscrepancies,itdoesnotfollowthatalldiscrepancieswillnecessarilydegradeoperatorperformancetothepointthatsafetyandplantoperationswouldbeaffected.DuringDCRDRdatacollectionactivities,controlroom(CR)designfeatureswerereviewedtoidentifydeviationsfromNUREG-0700guidance.TheCRfeatureswhichwerefelttodeviatefromguidanceweredocumentedasChecklistObservationReports(CLOs).TheassessmentprocessbeganwithadiscussionofwhetherornotagivenCLOwasanHED.Therationalusedtomakethisjudgmentwasdifferentthanthatdescribedin.theD.C.CookDCRDRprogramplanreport.Accordingtotheprogramplan,ajudgmentwastobemadeastowhethertheCLOincreasedpotentialforoperatorerrorinanywayand,ifso,theCLOwouldbecomeanHED.Inactualpractice,theAssessmentTeaminsteaddecidedwhethertheCLOrepresentedanactualdeviationfromguidelines,and,ifso,theCLObecameanHED.ThemodificationwasmadetoensurethatallD.C.CookdesignfeaturesthatdidnotcomplywithNUREG-0700guidelineswouldbesubjectedtothefullassessmentprocess.ItwasfeltthatapreliminaryconsiderationofpotentialforerrorshouldnotbetherationalforeliminatingaCLOfromfurtherconsideration.Rather,aconsiderationofpotentialforerrorwasmoreproperly(andthoroughly)conductedaftertheCLOwasjudgedtobeanHED,i.e.,foundtorepresentanactualdeviationfromguidelines.TheremainderoftheassessmentapproachfollowedtheassessmentmethodologydescribedintheD.C.CookDCRDRprogramplanreport.EachHEDwasanalyzedtodetermineitssignificanceintermsofsafetyandplantoperations.TheanalysisseparatedthoseHEDsthatareunlikelytodegradeperformancefromthosethatmaydegradeperformanceanditprovidedacategorizationofHEDsaccordingtooverallimportancefromahumanfactorsperspective.5-1 i4' S.l.lPreliminaryAssessmentToprovideastructuredstartingpointforthefirstAssessmentTeammeeting,Essexconductedapreliminaryassessmentofthe294CLOsresultingfromtheoperatorinterviewsandcontrolroomsurveys.The93CLOsfromtheSRTA(Verification/Valida-tion)werenotincluded,sincetheywerenotyetwritten.Duringthepreliminaryassessmentprocesseachofthe294CLOswasassignedatentativecategoryusingthesamemethodasusedinlaterassessmentactivities.Themethodusedisdescribedinthepageswhichfollow.Thecategoriesassignedwere"tentative"inthattheAssessmentTeamlaterhadtothoroughlydiscusseachCLOanddecidewhethertoacceptormodifythepreliminaryassessments.TheEssexpersonnelinvolvedinpreliminaryassessmentincludedtwohumanfactorsspecialistsandonesenioroperationsspecialist.ThehumanfactorsspecialistsbothhavemastersdegreesinhumanfactorsandexperienceinseveralDCRDRs.Thesenioroperationsspecialistisaformernuclearplantshiftsupervisorwith20yearsexperienceintheelectricpowerindustry.Theseindividualswerenotinvolvedinlaterassessmentactivities.However,preliminaryassessmentcategorizationsweresubsequentlyreviewedbyanotherEssexhumanfactorsspecialistwhodidparticipateinlaterassessmentactivities.PreliminaryassessmentdidprovideastructuredstartingpointfortheactualassessmentmeetingssuchthatotherteammemberscouldbecomefamiliarwithboththeCLOsandthepreliminarycategorizations.AsaresultofAssessmentTeamdiscussions,categoriesforsomeCLOswereraisedorlowered.Insomeinstances,theAssessmentTeamdecidedthatagivenCLOwasnotanHED(preliminaryassessmentsweremadeontheassumptionthatallCLOsrepresentedvalidHEDs).TheprocessbywhichitwasdecidedthatagivenHEDisorisnotanHEDisdescribedinsection5.2.1.5.1.2TheAssessmentProcessEachofthe387CLOswhichresultedfromDCRDRdatacollectionactivities(294frominterviewsandsurveys,93fromV@V)wasevaluatedbytheAssessmentTeam.Ifduringtheassessmentprocess,anydisagreementoccurredbetweenAssessmentTeammembers,discussionwascontinueduntilaconsensuswasobtained.Theassessmentprocessentailedthefollowingactivities:oDetermineiftheCLOisanHEDoIfso,determineifPotentialforError(PFE)ishigh,medium,orlowoDetermineifConsequenceofError(COE)ishigh,medium,orlowoBasedontheinteractionofPFEandCOEassignanHEDcategory(fromItoIV).5-2 1~

ThefirststepintheassessmentprocesswastodetermineiftheCLOisanHED,thatis,iftheCLOrepresentedanydeparturefromCRDRguidelines.Ifso,theAssessmentTeamconsideredpotentialforinducingerrorandconsequencesofinducederror.CumulativeandinteractiveeffectsofHEDscanincreaseeitherpotentialforerrororconsequenceoferror.Therefore,aconsiderationofcumulativeandinteractiveeffectsofHEDswasanimportantdeterminantofthePFEandCOEratings.ForHEDswhichmighthavecumulativeandinteractiveeffects,higherratingsofPFEand/orCOE,asappropriate,weregiven.Theassessmentprocessyieldedacross-classificationofthetworatingfactorssuchthatHEDswereassessedintofourcategories,CategoryIbeingthehighestpriorityandIVthelowest.Assessmentactivitieswereconductedinaroomwithafullscalephoto-mosaicofthemaincontrolboardsforD.C.Cook,Unit1,sothatmostindividualHFconcernscouldbevisuallyappraised.AssessmentTeammeetingsweremultidisciplinaryandwellattendedwitheighttotwelveparticipantsateachmeeting.ThisincludedtheAEPSCrepresentativesidentifiedintheprogramplanaswellasD.C.Cookmanagementandoperations(SRO)representatives.AlsoincludedwereoneormorehumanfactorsrepresentativesfromEssexCorporation.RepresentativesofWestinghouseCorporationwerealsoinvolvedinmeetingsasneeded.ForeachHEDassessed,anAssessmentRecordFormwascompleted(Figure5-1).Theformcontainsasectionforratingbothpotentialforerrorandconsequencesoferror'High","Medium"or"Low".ItalsocontainsadiagramwhichillustrateshowPFEandCOEinteracttoestablishthefourHEDcategoriesaswellasakeywhichdefineseachofthecategories.SpacesforrecordingtheHEDnumberandtheresultingassessmentcategoryareprovided.5.1.2.1DetermineIftheCLOIsanHEDAsdefinedabove,anHEDisadeparturefromthehumanfactorsguidancecontainedinappropriatebenchmarksofhumanfactorsdesignsuchasNUREG-0700.Asafirststepintheassessmentprocess,adeterminationwasmadeastowhetherornotaCLOdid,infact,representsuchadeparture.If,in'theconsideredjudgmentoftheassessmentteam,aCLOwasdeterminedtorepresentanactualdeviation,theremainingstepsintheassessmentprocesswerecarriedout.Ifnot,thereasonforendingconsiderationoftheCLOwasrecordedandtheCLOwasretainedinthedatafiles.5-3 iP CLO/HEDffASSESSMENTRECORDPOTENTIAlFORERROR(PFE)CONSEQUENCEOFERROR(COE)HIGHMEDIUMLOWHIGHMEDIUMLOWConsequenceOfErrorHighMediumLowHighPotentialForErrorMediumLowCategoryIHighpriority;correctiveactionshouldbetaken.CategoryII-Mediumpriority;correctiveactionishighlyrecommended.CategoryIII-Lowpriority;correctiveectionIsrecommended.CategoryIV-Nocorrectiveactionnecessary,butshouldbeconsidered.ASSESSMENTCATEGORYFigure5-1HEDASSESSMENTRECORDFORM5-4 IIIT14, ReasonswhynondiscrepantitemswereoccasionallydocumentedasCLOsinclude:Misinterpretationofinterview/questionnaireitemsbyrespondentsMisinterpretationofoperatorresponsesbyinterviewersPlantissuesthatareoutofscopeoftheCRDR(referredtoappropriateplantgroups)MisunderstandingbyreviewersofcontrolroomcompositionorofthewaycomponentsorsystemsfunctionIssuesthathavebeencorrectedduringtheperiodbetweendatacollectionandassessment.oDuplicatesanotherCLO.BeforeendingconsiderationofeachCLO,effortsweremadetoensurethattheAssessmentTeamunderstoodtheissueinvolved.Forexample,thismighthaveentailedcheckinganambiguousinterviewresponse.AfewduplicateCLOswerealsoeliminatedfromfurtherconsiderationasHEDs.EachofthesewasfoundtoberedundanttoanassessedHED.5.1.2.2AssessPotentialforError(PFE)AnassessmentofthepotentialoftheHEDtoinduceerrorwasgeneratedbyreferencetothecriteriashowninTable5.1,"PotentialforErrorAssessmentCriteria."ThecriteriawereappliedbyAssessmentTeammemberstoachievearatingofPFEas"High,""Medium,"or"Low."Asstatedabove,possiblecumulativeandinteractiveeffectsofthegivenHEDwithotherHEDswerealsotakenintoaccountinratingPFE.InratingPFEthejudgmentsofthehumanfactorsspecialistsandtheoperationspersonnelweregivengreateremphasis.ThisisbecausetheHFspecialisthashadmoreformaltraininginhumanperformancewhiletheoperatorismoreknowledgeableaboutthoseaspectsofthecontrolroomthathavebeentroublesome.SeveralofthepotentialforerrorassessmentcriterialistedinTable5.1arerelatedtothesafetysignificanceoftheHED.Theseincludetheeffectofthediscrepancyupontheoperator'sabilitytoseeandhear,thelikelihoodofcausingconfusionordistraction,theeffectupontheoperator'sabilitytoperformrequiredactions,andconditionsofstresswhichmayexistwhenassociatedtasksareperformed.Therefore,anunderstandingofagivenHED'spotentialtoinduceerrorwasconsideredanimportantaspectofdeterminingwhichHEDshavepotentialtosignificantlyimpactsafety.5-5 4

Table5.1POTENTIALFORERRORASSESSMENTCRITERIAThefollowingcriteriawiDbeconsideredinassigningthePotentialforError(PFE)rating:1.Thenatureofdiscrepancy,includingthefollowingfactors:(a)Theimpactofthediscrepancyupontheoperatot'sabilitytoperceiveanddiscriminateinputinformation.Considerationsinclude:Whetherrequiredinformationisprovided.Theeffectofthediscrepancyupontheoperator'sabilitytolocate,read,andinterpretdisplaysofinterests.Theeffectofthediscrepancyupontheoperator'sabilitytoseeandhear.(b)Theimpactofthediscrepancyupontheoperator'sabilitytoprocessinformation.Considerationsinclude:Thelikelihoodofexceedingtheoperator'sinformationprocessingcapability.Thelikelihoodofcausingconfusionordistraction.Operatorfatigueordiscomfortwhichmaybeintroducedbythediscrepancy.(c)Theeffectofthediscrepancyupontheoperator'sabilitytoperformrequiredactions.Considerationsinclude:Whetherrequiredcontrolsareprovided.Theeffectofthediscrepancyupontheoperator'sabilitytolocatethecontrol.Theeffectofthediscrepancyupontheoperator'sabilitytousethecontrol.2.Conditionsofstresswhichmayexistwhenassociatedtasksareperformed.3.Thepastoccurrenceoferrorsasaresultofdiscrepancy.4.Thedegreeandprevalenceofthedeviation.5.Thefamiliarityofthecomponentsandsystemsinvolved.6.Thefrequencywithwhichtheassociatedcomponentsandsystemsareused.5-6 5.1.2.3AssessConsequenceofError(COE)Theconsequenceofthehypothesizederroronplantoperationsandsafetywasassessedas"High,""Medium,"or"Low"usingthecriteriashowninTable52>ConsequenceofErrorAssessmentCriteria."Inapplyingthecriteriatoassesserrorconsequence,thecollectivejudgmentoftheAssessmentTeammemberswasused.InratingCOE,possiblecumulativeandinteractiveeffectsofthegivenHEDwithotherHEDswerealsotakenintoconsideration.Discussionwascontinueduntilaconsensuswasachieved.ForCOE,thejudgmentsoftheoperations'epresentativesandtheengineeringstaffweregivengreateremphasis.Licensedoperatorsbestunderstandday-to-dayplantoperations,andtheyalsoreceiveextensivetrainingonplantsafetysystemsandhowtorespondtoemergencysituations.Theengineeringstaffbetterunderstandsthedesignbasisoftheplantandhowindividualplantcomponentsweredesignedtosupportplantoperationsandsafetyfunctions.AlmostalloftheconsequenceoferrorassessmentcriterialistedinTable5.2arerelatedtothesafetysignificanceoftheHED.Thisisespeciallytrueforthefirsttwoitemswhicharetheriskofinjuryto,thepublicandtheriskofinjurytoplantpersonnel.Therefore,anunderstandingoftheconsequencesofhypothesizederrorproducedbyagivenHEDwasconsideredthemostimportantaspectofdeterminingwhichHEDshavepotentialtosignificantlyimpactsafety.5.1.2.4AssignHEDCategoryThediagramontheAssessmentRecord(seeFigure5-1)illustrateshowassessmentsoferrorpotentialanderrorconsequencewereintegratedtoproducefourprioritizedcategoriesasfollows:CategoryICategoryII-CategoryIII-Highpriority;HEDswithahighPFEratingandahighCOErating.Someformofcorrectiveactionshouldbeimplementedatearliestopportunity.Mediumpriority;HEDswith(1)amediumPFEratingandahighormediumCOEratingor(2)amediumCOEratingandhighormediumPFErating.Implementationofsomeformofcorrectiveactionishighlyrecommendedinatimelyfashion.Lowpriority;HEDswith(1)alowPFEratingandhighormediumCOEratingor(2)alowCOEratingandahighormediumPFErating.Implementationofcorrectiveactionisrecommended.CategoryIV-.HEDswithalowPFEratingandalowCOErating.Nocorrectiveactionisnecessary,butshouldbeconsidered.5-7

Table5.2CONSEQUENCEOPERRORASSESSMENTCRITERIAThefollowingcriteriawillbeconsideredinassigningtheConsequenceofError(COE)rating:2.3.4,5.6.7.8.9.10.Theriskofinjurytothepublic.Theriskofinjurytoplantpersonnel.Thepotentialeffectoftheerroruponoperatingmarginstosafetylimits.Theimportanceofthecomponentsandsystemsinvolved.Theavailabilityofalternatesystemsandcomponents.Theabilityofautomaticprotectivefeaturestocompensatefortheerror.Theabilityoftheoperatortodetecttheerror.Theabilityoftheoperatortorecoverfromtheerror.Thepotentialfortheerrorcausingadditionalerrors.~Theriskofequipmentdamage.5-8

AconsiderationoferrorconsequenceanderrorpotentialalsodeterminedthesafetysignificanceoftheHED.SeveralcriteriausedtojudgePFEandalmostallofthecriteriausedtojudgeCOEarerelatedtosafetysignificance.PFEandCOEweredeemedtointeractsuchthatifpotentialforerrorwasatleastmoderatewithconsequenceoferroralsoatleastmoderate,thentheHEDwouldhavepotentialtosignificantlyjeopardizesafety.Therefore,allHEDswithmediumorhigherPFEratingscombinedwithmediumorhigherCOEratingsareconsideredsafetysignificant.Thatis,allCategoryIandCategoryIIHEDswereconsideredtobesafetysignificant.Additionally,itwasrecognizedthatconsequenceoferrorwasthemoreimportantdeterminantofsafetysignificance,sincealmostallofthecriteriaforCOEarerelatedtosafetysignificance.Therefore,itwasdecidedthatanyHEDwithahighCOEwouldalsobeconsideredsafetysignificant.Thismeansthat,inadditionaltoallCategoryIandIIHEDs,anyCategoryIIIHEDwithahighCOEwasalsoconsideredtobesafetysignificant.CategoryIIIHEDsofsafetysignificanceareidentifiedasIII-SintheCLO/HEDAssessmentSummaryTables(Section5.2.4).ThefourprioritizedcategorieswereusedtorateeachHEDintermsofoverallimportancefromahumanfactorsperspectiveregardingitspotentialeffectsonplantoperationsandsafety.CategoryIHEDs(highPFEandhighCOE)arethemostimportanttoresolveandshouldgenerallybescheduledforresolutionbeforethosewithlowerratings.5.1.3AssessmentResultsAtotalof387ChecklistObservationReportsresultedfromtheCRDRdatacollectionprocess:Ofthese,theAssessmentTeamdecidedthat14(4%)didnotwarrantfurtherconsiderationasHEDs.FivewereCLOsthatwereredundantwithassessedHEDs.The14CLOsinclude(aredundantCLOisindicatedbyanasterisk):oEmergencyEquipment-1.3-9oAnnunciators-3.1-14oControls-4.1-11oDisplays-5.1-16*,5.1-23,5.1-25*oConventions-8.1-9*oVerification-V1-15,V1-20,Vl-48oValidation-V2-3*,V2-7*,V2-8,V2-24

ExplanationsforthedecisionsaregivenintheCLO/HEDDispositionSummaryTablesinSection5.2.4Since14CLOswereeliminatedfromfurtherconsideration,thetotalnumberofHEDsassessedwas373.TheseHEDswereassessedintocategoriesasshowninTable5.3.Table5.3HEDsBYASSESSMENTCATEGORYCategoryNumberPercentIV795171100254627Total373100AscanbeseenfromTable5.3,aboutonequarteroftheHEDswerejudgedtobeofahighormediumprioritysuchthatcorrectiveactionisatleasthighlyrecommendedbytheAssessmentTeam.AbouthalftheHEDswerejudged,tobeoflowpriority,butimportantenoughsothatcorrectiveactionisrecommendedbytheteam.TheremainingHEDswereassessedsuchthatnocorrectiveactionisrequiredbutshouldbeconsideredinordertoenhancecontrolroomoperability.AbreakdownofassessmentdecisionsbyCRDRreviewareaisprovidedinTable5.4.Severalaspectsofthedataareworthyofnote.ThegreatestpercentageofhigherpriorityHEDsisintheareasofcommunicationsandtheannunciatorreview.Mostoftheotherreviewareasseemtoshowarepresentativemixtureofhigherandlowerpriorityitems,exceptforthevalidationandverification(V@V),andtheplantcomputerreview.Theresultsfortheplantcomputerreviewarefairlyeasilyunderstood,sincetheplantcomputeris,ingeneral,consideredtobeabackupsystem.Theverificationandvalidationresultsaremoresurprising,sinceV@VeffortsarenormallyexpectedtoproducealargerpercentageofhighpriorityHEDs.VerificationandvalidationareconcernedwithwhetherornotCRfeaturessupporttasksandfunctionsnecessaryforemergencyoperations.However,theresultsareeasilyexplainedinthat5-10

Table5.4ASSESSMENTDECISIONSBYREVIEWAREAReviewAreaCLOsNotTotalTotalHEDsHEDsICategoryIIIII1.21.31.4WorkspaceAnthropometricsEmergencyEquipmentHVAC1521521.5Illumination1.6Noise1.7Maintainability2.1Communications3.1Annunciators4.1Controls5.1Displays6.1Labels7.1Computer8.1Conventions9.1Information/IntegrationV-1VerificationV-2Validation7163324547131137687163223517131127652110'176232246810122643231541961'310Totals38714373951711005-11 manyoftheV@VHEDswerenotbaseduponafailuretomeetinformation/actionrequirements,orduetoafailureofcontrolroomdesignfeaturestosupportCRfunctions.Rather,manyoftheHEDsresultedfromlessimportantissuesthatwerenotedcoincidentallywithverificationandvalidationactivities.ThisexplanationissupportedbythedescriptionandprioritygivenforeachHEDintheCLO/HEDAssessmentSummaryTables,Section5.2.4.ItshouldbenotedthatseveralVRVHEDsdidreceivehighcategorizations.ThenumberofHEDsclassifiedassafetysignificantwas152(4196ofthetotalnumberofHEDs).Thisincludesallofthe102CategoryIandIIHEDsaswellas50additionalCategoryIIIHEDsthathaveahighconsequenceoferror.Asexplainedabove,thesehavebeenclassifiedassafetysignificanteventhoughtheirpotentialforerrorislow.IntheCLO/HEDDispositionSummaryTables(Section5.2.4)theCategoryIIIsafetysignificantHEDshavebeenidentifiedasIII-StodistinguishthemfromotherCategoryIIIHEDs.ThenumberofsafetysignificantHEDswithineachassessmentcategoryisshowninTable5.5.Table5.5SAFETYSIGNIFICANTHEDsBYCATEGORYCategoryNumberPercentIII-S955056233Total152100FromTable5.5itisapparentthatCategoryIandIIHEDs,whichwereatleasthighlyrecommendedforcorrectiveaction,compriseabouttwo-thirdsofthesafetysignificantHEDs.Theremainingone-thirdiscomprisedoftheCategoryIII-SHEDswhichareoflowerprioritybutalsorecommendedforcorrectiveaction.ThecategoryforeachsafetysignificantHEDisgivenintheCLO/HEDAssessmentSummaryTablesinSection5.2.4.5-12 5.2DISPOSITIONOFHZDsAspartoftheassessmentprocess,adispositionwasrecommendedforeachHEDbytheAssessmentTeam.ThegoalwastoresolveHEDs,especiallythoseofhighpriority,suchthatcontrolroomdesignwouldbeincompliancewithguidelineswhereverfeasible.Suggestedcorrectiveactionsincludeddesignmodificationsandsurfaceenhance-ments.Surfaceenhancementsincludesuchtechniquesasapplicationofdemarcationlinesandmimics,colorcoding,andmodificationoflabels.Insomeinstances,suggestedcorrectiveactionsinvolvedrevisionstowrittenproceduresoroperatortraining.Factorswhichwereconsideredinselectingtheappropriatesolutionincludedtheeffectivenessofrecommendedsolutions,thefeasibilityofanyrequireddesignmodification,andtheimpactofanychangeonplantoperationsandoperatortraining.Insomecasesengineeringstudieswereconductedtoassessthefeasibilityofrecommendedcorrections.Forsomerecommendationsacost/benefitsanalysiswasalsonecessary.TheProjectReviewTeam,whosemembersareidentifiedintheprogramplanapproved,disapproved,ormodifiedandjustifiedtherecommendeddispositions.Thisreviewprocesswasiterative;anyHEDdispositionthatwasdeniedapprovalbytheProjectReviewTeamwasreturnedtotheAssessmentTeamforfurtherconsideration.TheAssessmentTeamwouldthenreachaconsensusintermsofconcurrencewithmanagementrecommendations,reiterationoftheoriginalrecommendation,ordevelopmentofanalternativerecommendation.5.2.1DetailedMethodologyforHEDDispositionTheEvaluationandDispositionRecord(Figure5-2)wasusedtotrackpendingassessmentactionsandtorecordthedispositionoftheHEDs.ThisformwasalsousedtoevaluatewhetherornottheplannedresolutionwouldbringtheHEDintocompliancewithguidelines.Further,foreachCLO/HEDtheformwasusedtorecordoneofthefollowing:abriefexplanationoftheplannedcorrection,ajustificationforthoseHEDswhichwouldnotbecorrected,orthereasonfordeterminingwhyagivenCLOwasnotanHED.ThemethodbywhichplannedresolutionswereevaluatedinvolvedareapplicationofNUREG-0700guidancetodeterminewhetherornoteachrecommendedcorrectionwouldsatisfactorilyresolvetheexistingdiscrepancyandtoensurethatitwouldnotintroducenewdiscrepances.FollowingAssessmentTeamagreementontherecommendedresolu-tions,abriefexplanationoftheresolutionwasenteredontheEvaluationandDisposition5-13 CLO/HEDNEVALUATIONANDDISPOSITIONRECORDASSESSMENT/REVIEWACTIONSPENDING0FURTHERREVIEWBY0FURTHERREVIEWBY0FURTHER.REVIEWBYDATEDISPOSITION0APPROVED0PARTIALLYAPPROVED0NOACTION0OTHEREVALUATIONFULLCOMPLIANCEWITHGUIDELINESPOTENTIALFORERROR(PFE)CONSEQUENCEOFERROR(COE)YESHIGHMEDIUMLOWHIGHMEDIUMLOWFULLCOMPLIANCENOLOWPFEANDLOWCOENPMODIFYRECOMMENDATIONORJUSTIFYANDDOCUMENTYESYESRESOLVEDRESOLVEDEXPLANATIONORJUSTIFICATIONSIGNOFFH.F.CONSULTANT(ESSEX)AEPSCPROGRAMLEADENGINEERDATEDATEFigure5-2EVALUATIONANDDISPOSITIONRECORDFORM5-14 Record.Then,usingthe"Evaluation"sectionoftheformanassessmentwasperformedforeachoftherecommendedcorrections(seeFigure5-'2).Eachrecommendedcorrectionwasfirstassessedforfullcompliancewithguidelines.Ifitwasjudgedthatthecorrectionwouldyieldfullcompliance,thentheHEDwasconsideredresolved.Ifnot,theplannedcorrectionwasfurtherassessedtodeterminepotentialforerrorandconsequenceoferror("High","Medium",or"Low").IfbothPFEandCOEwereratedlow,thentheHEDwasagainconsideredresolved,IfeitherPFEorCOEwerejudgedtobeotherthanlow,thentheHEDwasdiscussedfurtherandadecisionwasmadebytheteamtoeithermodifytherecommendationsothattheHEDcouldbeconsideredresolvedortojustifynotachievingsatisfactoryresolutionoftheHED.Asmentionedabove,iffullcorrectionwasnottobeachievedoraCLOwasdeterminednottobeanHED,ajustificationwasrecordedontheEvaluationandDispositionRecord.Ifappropriate,justificationsweresuppliedbytheAssessmentTeambaseduponhumanfactorsprinciplesandpractices.Ifnot,justificationsweresuppliedbytheProjectReviewTeambaseduponaconsiderationofengineeringconstraintsandthecost-effectivenessofprovidingacorrection.Duetotheiterativenatureofthedispositionandreassessmentprocess,EvaluationandDispositionRecordsweremodifiedorreplacedasappropriate.5.2.2FurtherEvaluationofCorrectiveActionsTofurtherensurethatmodificationswouldprovidecorrectionandnotresultinnewHEDs,modificationsweredesignedwithinputfromengineering,humanfactors,andD.C.Cookoperationspersonnel.Applicablehumanfactorsliterature,suchasNUREG-0700,Section6,wasusedforguidance.TheassessmentanddispositionofHEDstookplaceoveraoneandone-halfyearperiod.Duringthistime,itwaspossibletocompleteseveralengineeringstudiesanddesignmanyofthetopicalenhancements.Plannedsurfaceenhancementsandsomeofthemorecomplexdesignmodificationswereillustratedonthefullmcalephotomosaicintheassessmentmeetingroom.Variousapproachestocorrectiveactionsweretried,andhumanfactorsspecialistsreviewedandcritiquedplannedcorrectionssothebestoverallsolutionscouldbeachieved.Inaddition,oncepreliminarydesignworkhadbeencompletedandthecorrectionswereshownonthephotomosaic,fiveD.C.Cookoperatingcrewscomprising31operators(overhalfofthelicensedD.C.Cookoperators)werebroughttoColumbustoreviewthephotomosaicsandcommentontheplannedchanges.Theplannedmodificationsincluded5-15 demarcation,componentlabeling,summarylabelingandotherenhancements,aswellasproposeddesignmodificationssuchasrearrangementoftheSteamGeneratorPanel.Operatorswereaskedtocompleteaquestionnairewhichpertainedtothemodificationsandmakeanysuggestionsforimprovement.Theresultsofthequestionnairewereanalyzedandappropriatemodificationsweremade.'humanfactorsspecialistfromEssexattendedoneofthereviewsessionstoelicitoperatorresponses,reviewtheplannedmodificationsfromanHFperspective,andprovidefeedbacktoAEPSC.AtalatermeetingbothoftheEssexHFspecialistswhohadparticipatedinAssessmentTeammeetingsreviewedandcriticizedallplannedcorrectiveactions.Whenthemodificationsareinstalledinthecontrolroom,furtherevaluationswillbeundertakentoensuretheiracceptability.Suggestionsforpotentialrevisionsorfutureimprovementsmaybeobtainedbyoperatorcommentorbyamoreformaloperatorquestionnaire/interviewprocess.Thesesuggestionswillbeevaluatedusingsimilarguidelines,criteriaandproceduresestablishedforuseintheDCRDRprogram.5.2.3DispositionResultsDCRDRassessmentactivitiesresultedinacategorizationof373HEDsaccordingtotheiroverallimportancefromahumanfactorsperspective.OftheseHEDs,152wereclassifiedassafetysignificant.Anappropriatedispositionwasselectedforeachofthe373HEDswithparticularemphasisgiventothoseconsideredsafetysignificant.Ofthetotal,290(7896)havebeenselectedforfullcorrection,and37(1096)forpartialcorrection.Inaddition,noactionwillbetakentocorrect46HEDs(12%).Table5.6containsalistingofHEDdispositionsbyreviewarea.Table5.7providesalistingofHEDdispositiondecisionsbyassessmentcategory.TheCLO/HEDAssessmentSummaryTablesinSection5.2,4containabriefexplanationofthedispositionforeachHED.Ofthe152safetysignificantHEDs,134(8896)havebeenselectedforcorrection,14(996)forpartialcorrection,and4(396)willreceivenocorrectiveaction.Table5.8providesalistingofdispositiondecisionsforsafetysignificantHEDsbyassessmentcategory.5.2.3.1HEDstobeCorrectedInall,290(7896)ofthe373HEDswillbebroughtintocompliancewithguidelines.The290HEDStobecorrectedincluded:6(8696)oftheCategoryIHEDs,81(85%)oftheCategoryIIHEDs,150(8896)oftheCategoryIIIHEDs,and53(5396)oftheCategoryIVHEDs.TheHEDsinallcategoriesexceptforCategoryIVhaveaveryhighpercentageofcorrection.TheCategoryIVHEDsarethosewithlowconsequenceoferrorandlow5-16 0

Table5.6HEDDISPOSITIONBYREVIEWAREAReviewAreaTotalPartialNoHEDsCorrectionCorrectionAction1.1Workspace1.2Anthropometrics1.3EmergencyEquipment1.4Hvac1.5Illumination1.6Noise1.7Maintainability2.1Communications3.1Annunciators4.1Controls5.1Displays6.1Labels7.1Computer8.1Conventions9.1Information/IntegrationVlVerificationV2Validation151632235171311265211016191331663094531512Totals3732905-17

Table5.7HEDDISPOSITIONBYASSESSMENTCATEGORYCategoryTotalHEDsPartialCorrectionCorrectionNoActionIIIIIIIV7951711006811505311215902638Totals373~2903746Table5.8SAFETYSIGNIFICANTHEDDISPOSITIONBYCATEGORYCategoryTotalHEDsPartialCorrectionCorrectionNoActionI11III-S79550681471121Totals152134145-18 potentialforerrorsuchthatcorrectionisdiscretionary.However,overhalf.oftheCategoryIVHEDswereselectedforcorrection.Ofthe152safetysignificantHEDs,134(8896)wereselectedforcorrection.Thisincludesthe87CategoryIandIIHEDsmentionedaboveaswellas47(9496)ofthe50CategoryIII-SHEDs.IngeneralforsafetysignificantHEDs,ifcorrectiveactionwasdeemedatallfeasible,thensuchactionwasrecommended.SeeSection5.2.4foralistingoftheindividualHEDsandadescriptionoftheindividualactionstobetaken.5.2.3.2HEDStobePartiallyCorrectedThirt~even(1096)ofthe373HEDswillreceivepartialcorrection.Ofthe37HEDs,14(3896)wereclassifiedassafetysignificant.HEDswhichwillbepartiallycorrectedareusuallyoftwotypes.ThefirsttypeconsistsofHEDsonwhichseveralsimilarorrelatedproblemswereidentified.Forsomeofthese,AEPSCfounditwasnotfeasibletocorrectalloftheproblemslistedorelectednottocorrectthelessimportant(especiallynonmafetysignificant)itemslistedontheHED.Thesecondtypeof"partialcorrections"involvethoseHEDsrelating,todesignfeaturesforwhichfullcompliancewithJ'guidelinesisnotfeasible.FortheseHEDssomeenhancementorpartialdesignimprovementwillbeundertakentoamelioratetheeffectsoftheHED.TheindividualHEDsandbriefdescriptionsoftheactionswhichwillbetakenarecontainedintheCLO/HEDAssessmentSummaryTablesinSection5.2.4.MoredetailedexplanationsforthesafetysignificantHEDsaregiveninSection5.2.3.3.TheHEDswhichwillbepartiallycorrectedinclude(safetysignificantHEDsareindicatedbyanasterisk):oWorkspace-1.1-12oAnthropometrics-1.2-1*,1.2-2*oEmergencyEquipment-1.3-8*oMaintainability-1.7-5,1.7-6oAnnunciators-3.1-5*,3.1-12,3.1-21*,3.1-24*,3.1-30*oControls-4.1-1*,4.1-8*,4.1-9*,4.1-16,4.1-17,4.1-18,4.1-24oDisplays-5.1-4*,5.1-8*,5.1-26,5.1-27,5.1-28,5.1-38,5.1-41,5.1-45)5.1-51oLabels-6.1-26,6.1-45,6.1-52oComputer-7.1-8oConventions-8.1-2,8.1-4oIntegration-9.1-4*,9.1-5,9.1-6*oValidation-V2-205-19 0

5.2.3.3.JustificationsforSafetySignificant"PartialCorrection"HEDsAsmentionedintheprecedingsection,14(996)ofthe152safetysignificantHEDswereselectedforpartialcorrection.Detailedexplanationsforthe14HEDsaregivenbelow.5.2.3.3.1KEDg1.2-1,ControlsareLocatedTooHighorTooLow(CategoryIl)Severalcontrolswereidentifiedbyoperatorinterviewsandobservationasoutsidetheheightrestrictionsofguideline6.1.2.5a.Allofthecontrolsidentifiedwerereviewedforcriticality,needforprecision,andfrequencyofuse.,AllD.C.Cookpanelsarevertical.Sincetherearenobenchboards,theareatowhichguidelinesrestrictlocationofcontrolsislimitedtoonly3896ofavailablearea.Itisnot.physicallypossibletolocateallcontrolswithinthearearecommendedbyguidelinessince8096oftheavailableareaisactuallyused.However,someimprovementsarepossible.Therefore,appropriaterearrangementsoftheSteamGenerator,ContainmentSpray,BoricAcid,ComponentCoolingWater,andH2recombinercontrolsarebeingdesigned.Theremainingcontrolsdonotwarrantrelocationbasedontheabovementionedconsiderations.Inall,itisnotfeasibletorelocateothercontrolssincemoreimportantcontrolsarealreadylocatedinthepanelareasrecommendedbyguidelines.5.2.3.3.2HEDg1.2-2,DisplaysareLocatedTooHighorTooLow(CategoryII)Manydisplayswereidentifiedbyoperatorinterviewsandobservationasbeingoutsidetheheightrestrictionsofguideline6.1.2.5b.Rearrangementwasconsideredforthemorecriticaldisplaysbutthiswasfoundtobeinfeasibleduetolackofroomontheverticalpanels.Theareabetween41and70inchesisalreadyusedbycriticalcontrolsandannunciators.D.C.Cookoperatorsareaccustomedtofindingindicatorsatthetopofpanels.Themostfrequentlyuseddisplays,i.e.,thoseinthehorseshoeatthefrontofthecontrolroom,aretilteddownapproximately15oforbettervisibilityandinseveralinstancesoversizedindicatorsareused.Thereadabilityofdisplayswillbeimprovedbyreplacingscales,improvinglighting,andcodingoperatingbands.Inaddition,scaleswithtintedcoverswillbechangedtowhitewithblacklettering,andparameterbandswillbecolorcodedlightgreen,blueorpinkwithblackletteringofgoodcontrast.5-20

5.2.3.3.3HED81.3-8,LackofWrittenInstructionsforOperatorProtectiveEquipment(CategoryII)Byobservationandoperatorinterviewresponse,itwasnotedthattherearenopostedinstructionsforthedonninganddoffingofoperatorprotectiveequipment.However,theplantwillcontinuetoensurethatoperatorsarewelltrainedintheuseofprotectiveequipment.Operatorsnowreceivetwiceyearlyradiologicalretrainingandtheydressoutfrequently.Assuch,thereisnoneedtopostwritteninstructionsforprotectiveequipment.5.2.3.3.4HED83.1-5,Multi~nputAlarmsdonothaveRefiashCapability(CategoryII)Oneoperatorrespondedintheinterviewthatsomemultipleinputalarmsdonothavereflashcapability.However,noinformationwasgivenaswhichspecificalarmswereproblematic.AEPSChassubsequentlyreviewedallmultipleinputdropsandisplanningtoprovideseparatededicatedalarmsinthecontrolroomforthemoreimportantcontain-mentalarmswhicharenowlocatedintheplantontheCASpanelandfortheRCPOilPotAlarmswhicharealsolocalatpresent.Itisfeltthatotheralarmsdonotrequirereflash,sincesimilarlocalactionwouldberequiredforeach.Thatis,anoperatorwouldbedispatchedtothelocalpaneltoidentifyand'takeactiononanyspecificdropordropsinalarm.Fortheremainderofthemultipleinputalarms,lackofreflashdoesnotsignificantlyeffectthenatureoftheresponseorthetimerequiredtoimplementthecorrectiveactioninresponsetothealarmcondition.5.2.3.3.5HEDg3.1-21,NoDemarcationLinesonAnnunciatorsPanels(CategoryII)Duringchecklistactivitiesitwasobservedthatdemarcationlinesarenotusedtoenclosefunctionallyrelatedannunciatortiles.Someannunciatorboxeshaveasmanyas100windows.However,theD.C.Cookannunciatorsystemisuniqueinthatitusesindividuallegendpushbuttonsinannunciatorarrayswhicharelocatedateyelevel.Toacknowledgeanalarmtheoperatorhastopushtheindividualbuttoninalarm.Recogniz-ingtheindividualtileinalarmisnot,therefore,aproblemsincetheoperatormustwalk'withinarm'slengthtoacknowledgeit.Alarmswillberearrangedonabasisoffunctionalgroups-andwillbecolorcodedforpriority.AEPSCinvestigatedthepossibilityofdemarcation;however,individualpushbuttonsaresmallandclosetogether,andduetothenarrownessofspacebetweenalarmsdemarcationwouldonlyresultinvisualclutter.5-21 5.2.3.3.6HEDg3.1-24,NumberofAnnunciatorTilesperPanelExceeds50(Category11)Sincethereare1500dropsintheD.C.Cookannunciatorsystem,itisreasonablethatsomebankswouldcontainmorethan50drops.Dividingeach100dropannunciatorbankintotwo50dropbankswouldbe.verycostlyandwouldnotresultinmarkedimprovement.Panelspaceisatapremium,sothetwo50dropbankswouldnodoubtbemountedalmostexactlyinthesamelocationasthepresent100dropbank.Demarcationwasconsidered,butrejectedduetothelimitedspacebetweentiles.However,prioritycodingandfunctionalgroupingarebeinginvestigatedasameansofimprovingtheoperator'sabilitytolocateorrecognizespecifictiles.5.2.3.3.VHEDg3.1-30,DefeatableAnnunciatorControls(CategoryI)Anyannunciatorsystemcanbedefeatedinsomeway;therefore,operatortrainingandadministrativecontrolsarenecessarytopreventunauthorizeddefeatingofannunci-ators.SuchtrainingandadministrativecontrolsareinplaceatD.C.Cook.However,onanannunciatorsystemofthissizeandcomplexity,nuisanceandproblemalarmsdooccur.Assuch,acarefullycontrolledandhighlyvisabledefeating(pegging)ofalarmsmethodhasbeenimplemented.Peggedalarmsareadministrativelycontrolledbyloggingandallpeggedalarmsarecheckedatshiftturnover.Thereisanongoingprogramtofixproblemandnuisancealarms.Over200alarmshavealreadybeenfixed.Duetothisprogramtheneedforpeggingshouldbevirtuallyeliminated.5.2.3.3.8HEDg4.1-1,CriticalControlsDoNotHaveMovableGuards(CategoryII)Operatorinterviewresponsesandobservationsduringchecklistingidentifiedseveralcriticalcontrolsthatdonothavemovableguards.Theseincludethesafetyinjectionactuationswitches,reactortripswitches,turbinetrip,PZRSIreset,generatoroutputbreakers,thedieselgeneratortestbankselector,andthecoldoverpressurecontrols.Thelastmentionedswitcheshavehadtheirhandlesremovedtopreventaccidentalactivation.Handlesareavailableinthecontrolroomforrapidinstallationshouldcontrolactivationbenecessary.Activationofthesecontrolsisnottimecritical.Theotherswitcheswillbeenhancedbysuchtechniquesasshapecodingofhandles,demarcation,andlabelswithredbackgroundstolessenthepossibilityofaccidentalactivation.Forsomefunctionssuchassafetyinjectionactuation,reactortripandturbinetripitwasfeltthatphysicalguardsmightintroduceunnecessarytimedelays.5-22 5.2.3.3.9HED$4.1-8,ControlsareDifficulttoAdjusttothePreciseLevelRequired(Category11')Severalcontrolswereidentifiedbyoperatorinterviewresponsesasdifficultto'adjust.TheAssessmentTeamdiscussedeachitemlistedandactionsarebeingtakentocorrectallbutthefollowingtwoitems.ThepistolgripcontrolsfortheturbineonUnit2aremoredifficulttousethantheUnitIcontrols.However,theyareusablewithasufficientrangeofcontrolandreplacementwouldnecessitatereplacingtheentirecontrolsystemwhichisnotfeasible.ThecomponentcoolingwaterHeatExchangerValvecontrolswerediscussedbytheAssessmentTeamand,afterinputfromtheoperationsspecialistsatthemeeting,werenotfounddifficulttooperate.Assuch,itisfeltthatnochangeisneededforthevalvecontrols.5.2.3.3.10HED84.1-9,ControlMovementisBackwards(CategoryII)Manycontrollersturncounterclockwisetoopen(i.e.increaseflow).AEPSChasinvestigatedreversingbothpneumaticandelectroniccontrollerswhichworkbackwards.However,reversingthecontrollersisnotfeasible,sincefailuremodedeterminesthedirectioninwhichthecontrollersturntoopen.However,distinctive,shape-codedhandlesarebeinginstalledforbackwardsactingcontrollersandhighlyvisiblearrowsfordirectiontoopenarebeingadded.5.2.3.3.11HED85.1-4,NoVerificationthatMetersFailOffScale(CategoryII)Anengineeringreviewwasdonetoidentifywhichmetersfailoffwcaleandtoinvestigatewhichmetersshouldhavealivezero.Asaresult,alivezeroisbeingdevelopedforECCSandauxiliaryfeedwaterflowmeters.Inall,thereareabout450electronicorpneumaticmeterswhichwouldfail,tolessthanminimumscaleuponinputsignalloss.However,thereareapproximately150electricalammeters,voltmeters,wattmeters,etc.thatarepoweredbytheelectricalcircuittheymonitor.Ifthecircuitisdead,theycanonlyindicatezero.Readingsonthesemetersareusuallyfairlystatic,soafailureshouldbereadilydetected.However,severalothertypesoffailuresarepossiblesuchasstuckindicatormechanismsorstucktransmitters.Assuchthereisnowaytoguaranteeoffwcalefailureinallcases.Therefore,D.C.Cookoperatorsaretrainedtocheckredundantorverifyingdisplaysagainsteachotherforaccuracyandfailurechecks.5-23 5.2.3.3.12HED85.1-8,RecordersNotLocatedinPrimaryWorkArea(CategoryII)Operatorinterviewsidentifiedseveralrecordersthatrespondentsfeltshouldbeavailableintheprimaryoperatingarea.TheseincluderecordersforContainmentSumpFlow,Meterologicaldata,SteamGeneratorWideRangeLevel,PlantVentFlow,Contain-mentVentFlow,ContainmentLeakDetector,PlantAirHeaderFlow,GlandSealFlow,ScreenHouseLevel,'andContainmentTemperatureRecorder.TheAssessmentTeamreviewedtherecorderslistedandonlytheContainmentSumpRecorderrequiredfurtherreviewforpossiblerelocationintotheCR.Thisreviewdeterminedrelocationwasnotnecessary.TheContainmentTemperatureRecorderhasalreadybeenmovedintotheCR.Inaddition,designisinprocesstomoveseveralofthemoreimportantContainmentAlarmsintothecontrolroom(refertoHEDg3.1-11).Itisfeltthattheremainderoftherecorders,whichforthemostpartareneartheprimaryworkingareaonbackpanelsorbehindthemainCRpanels,arenotofsufficientimportancetomoveintothemaincontrolroomarea.5.2.3.3.13HHDg9.1-4,Control/DisplayIntegrationisPoor(CategoryII)Operatorinterviewresponsesindicatedthatcontrol/displayintegrationcouldbeimprovedinmanyareas.Thehumanfactorsrecommendationforcorrectionwastoreviewtheproblemsinlightofthetaskanalysis,verification,andvalidationresultsandtoimprovethecomponentrelationshipsasrequired.Improvementscanbeaccomplished'itherbysurfaceenhancementorinseverecasesbyrelocationofcomponents.Asperrecommendations,allitemswerecheckedagainstSRTAresultsandthoseidentifiedasimportantinSRTAhavebeengivenappropriateattention.SpecificsaregivenintheInformation/IntegrationportionoftheCLO/HEDAssessmentSummaryTables(Section5.2.4).TheotherissueslistedwerenotidentifiedasimportanttoemergencytasksintheSRTA.However,manyoftheseissuesareaddressedinotherHEDs.Topicalenhance-ments,suchasdemarcation,summarylabeling,andrevisedcolorcodingarebeingappliedtothecontrolpanels.Thisshouldresultinanoverallimprovementincontrol/displayintegration.5.2.3.3.14HED89.1%,AFewDisplaysareNotLocatedAboveAssociatedControls(CategoryII)Checklistobservationsrevealedthatseveraldisplaysarenotlocatedabovetheirassociatedcontrols.Theitemsidentifiedincludecontrolsanddisplaysfor(1)screenspeed,(2)PZRlevel,(3)PZRrecorders,(4)vibration,and(5)DeltaT.Foritems(2)*(3)5-24 0

correctionsarebeingdesigned.Fortheotherthreeitemsthecontrol/displayrelation-shipsarereadilyapparent.Thescreenindicatorsaremasterindicatorsforall7screensandarelocateddirectlyabovethecontrols.Thevibrationindicatorislocateddirectlytothesideofthecontrols.Theassociationisgoodandnochangeisneeded.TheDeltaTcontrolsarelocateddirectly'abovetherecorder.Thisassociationisgoodandnochangeisneeded.5.2.3.4HEDsWithNoCorrectiveActionNoactionwillbetakentocorrect46(1296)ofthe373HEDs.Ofthe46HEDswhichwillreceivenocorrectiveaction,38(8496)wereclassifiedasCategoryIVand4(996)assafetysignificant.TheindividualHEDsandthereasonsfornotcorrectingthemarelistedintheCLO/HEDAssessmentSummaryTablesinSection5.2.4.Moredetailedexplana-tionsforthesafetysignificantHEDsaregiveninSection5.2.3.5.TheHEDswhichwillnotbecorrectedinclude(safetysignificantHEDsareindicatedbyanasterisk):oWorkspace-1.1-4,1.1-6,1.1-7.1.1-14oAnnunciators-3.1-1,3.1-16,3.1-17*,3.1-18,3.1-19*,3.1-25,3.1-28,3.1-29oControls-4.1-3*,4.1-14*,4.1-15oDisplays-5.1-9,5.1-10,5.1-14,5.1-22,5.1-32,5.1-35,5.1-36,5.1-37,5139~5143i5154oLabels-6.1-17,6.1-28oConventions-8.1-7oVerification-Vl-10,V1-14,V1-17,V1-21,V1-29,Vl-30,V1-36,V1-37,Vl38~Vl54)Vl60~V164oValidation-V2-4,V2-14,V2-21,V2-22,V2-235.2.3.5JustificationsforSafetySignificant"NoAction"KEDsAsmentionedintheprecedingsection,4(396)ofthe152safetysignificantHEDswillreceivenocorrectiveaction.Detailedexplanationsforthe4HEDsaregivenbelow.5.2.3.5.1HEDg3.1-1?,AlarmDoesNotSpecifyConditionorUnit(CategoryII)ThisHEDwasbasedupontheinterviewresponseofoneoperatorwhofeltthattheannunciatoralarmsforhighPressurizerpressureweresomehownotspecificenough.ItwasdecidedthatoperationsandAEPSCengineeringshouldevaluatethealarmsto5-25

determineifmorespecificinformationwasrequiredorappropriateforabetterunderstandingoftheout-of-tolerancecondition.Perhapsthereweremultipleconditionswhichcouldbealarmedinadifferentmanner.BothplantoperationsandAEPSCengineeringreviewedthePZRalarmsandcouldnotfindanybasisforaproblem.TheAssessmentTeamcouldnotidentifyaproblemeither.Therefore,nochangewasrecommended.5.2.3.5.2HED83.1-19,Multi~nputAnnunciatorsDoNotProvideAlarmPrintout(CategoryIII')Somemultipleinputannunciatorshavenoalarmprint-outwhichdescribesthealarmspecifics.AEPSChasreviewedallmultipleinputdropsandhasfoundthatadditionalprintoutsarenotneeded.TheD.C.Cookannunciatorsystemhasmanymorealarmsthanmostotherplants(about1500percontrolroom)anditisnotnecessarytoprintoutallalarms.Themostsignificantalarmshavebeenprovidedwithprintoutsandtheprocesscomputerisnotcapableofhandlingmorealarms.Formanyofthealarmsinquestion,analarmprintoutisnotneeded,sincetheoperator'sinitialresponsewouldbethesame.Thatis,anoperatorwouldbedispatchedtothelocalpaneltoinvestigateandtakeaction.Thelocalpanelannunciatorbankhasalltheneededalarminformation,Someofthemultipleinputalarmsarethosewithinterlockstopreventthemfromcominginduringinappro-priateplantconditions.Itisnotusefultothe,operatortoprintouttheinterlockinginputs.5.2.3.5.3HED84-1-3,ControlsHaveNoInterlockingDevices(CategoryII)Threeoperatorinterviewresponsespertainedtocontrolswhichmightrequiremechanicalinterlockingdevicestopreventswitchesfrompassingthroughapositionwhenastrictsequentialactivationisnecessary.IncludedwerecontrolsforPurgeSupplyandExhaust,ChargingPumpRecirculationandSuction,andRHRPumpsandSuctionflowpath.TheAssessmentTeamrecommendedthatastudybedonetoinvestigatetheneedforadditionalinterlocks.AEPSCengineeringreviewedtheelectricalinterlocksalreadyprovidedonthecontrolsandfoundtheywereadequatetopreventcostlydamage.TheoperationsmembersoftheAssessmentTeamagreedthatfurtherinterlocksarenotrequired.Itwasconcludedthattheseitemsmayhavebeenidentifiedbecausetherespondentsmistooktheintentofthequestionorbecausetheyjudgedthatamistakeonthesecontrolswouldbecostly.5-26 5.2.3.5.4HED¹4.1-14,PlasticTiesUsedtoLockHingedPushbuttonBarriers(CategoryIII')Itwasobservedthatplastictiesareusedtolocksomeguardsforresetpushbuttons.IncludedareresetpushbuttonsforSafetyInjection,PhaseAIsolation,PhaseBIsolation,ContainmentVentilationIsolation,AlarmResetSpray,andFeedwaterIsolationTrainAandB.Theguardsinquestionarehingedonthebottomandthetiesnotonlylocktheguardbutholditclosed.Sincetheseareresetpushbuttons,pushingthemisnottimecritical.TheseresetpushbuttonswouldbeusedonlywhenRCScooldowniswellunderwayandthetransientisundercontrolsuchthatengineeredsafetysystemsarenolongerrequired,Aslightdelayinpushingthebuttonswouldhavenodetrimentalresults.Theplastictieswereaddedtoachieveadministrativecontrolofresettingorstoppingcriticalautomaticfunctions.Thecontrolwasimplementedbecausetheguardedpush-buttonshavebeenerroneouslyactivatedinthepast.AEPSChasdecidedthattheplastictiesshouldberetainedtoensurethatoperatorswillnotresetfunctionswithoutpriorapproval.Thetimedelayforremovingplastictiesisinsignificantcomparedtotheoperationsandmanagementreviewoftheinitiatingevent.5.2.4CLO/HEDAssessmentSummaryTablesThetablesattheendofthepresentsectionsummarizetheresultsoftheassessme'ntanddispositionprocess.Eachtableistitledbyreviewarea,i,e.,Workspace,Anthropo-metrics,...Validation,andCLO/HEDsarepresentedinnumericalorderwithintables.AbriefdescriptionofthesubjectmatterofeachCLO/HEDisgivenasisacodeforthedatacollectionmethod(I,O,M,D).Concerningthedatacollectioncodes,"I"standsforinterview,"0"forobservation,"M"formeasurement,and"D"fordocumentreview.ANUREG-0700guidelinereferenceisalsogivenalongwiththeassessmentcategory(I-IV).TheassessmentcategoryidentifiesthepriorityoftheHED.Allotheraspectsbeingequal,aCategoryIHEDshouldbecorrectedbeforeaCategoryIIHED,etc.AllCategoryIandIIHEDsplusHEDsidentifiedasIII-Sareconsideredtobesafetysignificant.TheCategoryIII-SHEDsarethosewithahighconsequenceoferrorbutlowpotentialforerror.ItisfeltthatcorrectionsfortheseshouldbescheduledtobeconcurrentwithotherCategoryIIIHEDcorrectionssincefixingthemdoesnotproducemuchimprovementintermsofreducingpotentialforerror.Thatis,nomatterwhatisdonetocorrecttheseHEDs,potentialforerrorisnotmuchreducedsinceitwaslowinitially.Theassessmentsummarytablesfurtherprovideabriefexplanationofthedisposi-tionforeachCLO/HED.Correctiveactionsaredescribedandjustificationsaregivenif5-27

lessthanfullcorrectionistobeachieved.Finally,thetablesgivethestatusoftheHEDsasofreportwriting.Atpresent,about150HEDseitherhavealreadybeencorrectedorarebeingcorrected.Manyoftheenhancementshavebeendesignedandarenowbeingappliedtothecontrolpanels.5-28 WORKSPACECLO/HEDASSESSMENTSUMMARYNote:AllCategoryI,II,andIII-SHEDsareconsideredsafetysignificant.CLO/HEDNumberSubjectNUREGAssessmentMethodRefCategoryReviewDispositionStatus/RemarksToomanynon-essentialpeopleinprimaryareaofcontrolroom6117Administrativecontrolsareinplace.UnitsupervisorwhoisintheCRduringagivenshiftcanclearCRof'llnon-essentialpersonnel.Administrativecon-trolswillbcenforcedandupgraded.Corrected1.1"21.1-3CRfloortilesaretooherdfkcausefatigueAccesstorestroomislimited;noneforwomeninCRarea615Za5615'Zbl,2>3Carpetingwasinstalledinearly'86.APAspeakerwillbcinstalledintherestroom.Adoorlockanddeadboltwillbeinstalledsorestroomscanbcusedbymaleorfemaleoperators.Roomwillberestrictedforuscbyonlyoperators.CorrectedTobecorrectedTherearetwoaccessdoorsbetweenCRareaandshiftsupervisor'sofficeIfkO6116a6131bIVThereisadedicatedcommunicationslinkbetweenCR4SSol'fice.SShasakeytobypasslockeddoor.Anydelaywouldbeminimal.UnitsupervisorisalwaysonshiftintheCR.Noactionneeded1.1-5Personneltrippinghazards06121bs6113clThemetalplateshavebeenrecessedflushwithfloor,boxhasbeenreplacedwithtable,cordsdonothangonfloor4arenotaproblem,matshavebeenreplacedwithcarpeting.Corrected1.1-6Inadequatekneeroom-computerMconsole6127d6IVOperatorsdonotneedtositclose-Intoconsole,nomodificationrecommendedbyHFconsultant.Noactionnccdcd1.1-7Inadequateseparationoffurnishings6113elIVDistanceis5"lessthanrecommended36",butisadequategiventhclimitedperiodsoftimeforwhichcomputeroperators'onsoleisused.Noactionneeded N

WORKSPACE(Conunued)CLO/HEOASSESSMENTSUMMARYCLO/HEONumberSubJectMethodNVREGAssessmentRefCategoryReviewDispositionStatus/Remarks1.1-8Unwantedpanelandequipmentopenings06113gHolesfromremovedequipmenthavebeencoveredanddoorswillbereplacedontrendrecorders.Acoverwillbecon-sideredforkeyboard,especiallyfornoiseabatement.CommunicationdctestJacksnotconsideredaproblemonverticalpanels,i.e.,notaviolationofguidelines.Beingcorrected1.1-9Inadequatelystoredreferencematerials06114a2NewBOPsIkAOPshavebeenputonarollaroundcart.Otherreferencematerialshavebeenlabeledandstoredinapermanentplace.Corrected1.1-10Somereferencedocumentsdonot0haveclearlyvisibletitles6114blDocumentswillbeappropriatelylabeled.Beingcorrected1.1-11Improperlybounddocuments06114c2Storagespacehasbeendoubled,proce-duresnowboundfairlyloosely.Book-markshavebeenprovidedtopreventlossofplaceforthoseitemswhichhavetobeaccessedrapidly.Corrected1.1-12Unprotecteddocuments06114dDocumentsarereplacedfrequentlysotheydonotbecomeloose,dogearedordirty.Partiallycorrected1.1-13CRchairslackproperfootrests06128gIVChairsadjustto12"abovefloor.Newchairstobeboughtwithin2yearswillcomplywithguideline-willhavefootrestifnotadjustabletowithin18"abovefloor.Tobecorrected

WORKSPACE(Continued)CLO/HEDASSESSMENTSUMMARYCLO/HEDNumberSubjectMethodNUREGAssessmentRefCategoryReviewDispositionStatus/Remarks1.1-14Lackofarmrests06128cIVOnlyunitsupervisor'schairhasarmrests.Armrestsareconsideredapotentialhazardforaccidentalactivation.Wouldprefernottohaveanychairswitharmrests.Noactionneeded1.1-15Inadequateseatadjustability6128fPlantwillbuyoncchairadjustabledownto15"foreachCRandnexttime(within2years)chairsarcreplaced,theywillcomplywithguidelinerecommendations.Tobecorrected 0

ANTHROPOMETRICSCLO/HEDASSESSMENTSUMMARYCLO/HEDNumberSubjectMethodNUREGAssessmentRclCategoryReviewDispositionStatus/Remarks1.2-1ControlsarelocatedtoohighortoolowI4(06125al,2hllidentifiedcontrolswercconsideredforcriticality,frequencyofuse,andneedforprecision.hppropriatearrangementsofSG,SPY,RIIR,Bh,VS6rIVcontrolsarcbeingdesigned.Itisnotnecessaryornotfeasibletorearrangetheremainingcontrols.SeedetailedexplanationinSection5.2.3.3.1.Tobcpartiallycorrected.1.2-2DisplaysarelocatedtoohighortoolowId(O6125hl)2Thccriticaldisplayswereconsideredforrearrangement,butthiswasfoundtobeinfeasibleduetolackofroom.Usabilityofdisplayswillbeimprovedbyreplacingscales,improvinglightingandcodingoperatingbands.Themostfrequentlyuseddisplaysaretiltedforwardat15degangleandinseveralplacesoversizedIndicatorsareused.SeedetailedexplanationinSection5.2.3.3.2.Tobepartiallycorrected.

EMERGENCYEOUIPMENT'LO/REDASSESSMENTSUMMARYCLO/HEDNumberSubjectMethodNUREGAssessmentRetCategoryReviewOispositionStatus/Remarks1.3-11.3-21.3-31.3-4EmergencyequipmentnotstoredIinnoraccessibletoCRProtectiveequipmentsizesarclimitedOperatorsgetnopracticeinperIformingCRtaskswhilewearingprotectiveequipmentFacemaskshavenomouthpieces-cannotcommunicateverbally6143a6141d614lh6141b6218b6154cPlantsecurityrequiresthatdoorsfailclosed,however,severalkeysarereadilyavailable,includingonesinSSolficeandCR.SufficientScottAirpacksandemergencyequipmentforoperatingcrewarenowinCRarea,therestarelocatedrightoutsideCRsecuritydoor.Eightsetsofradiation/emergencyequipmcntarenowstoredinCRarea.Ineaseoffire,CRoperatorswouldevacuatearea4gotohotshutdownpanel.CRoperatorsarenotonlirebrigade.Shoecoverscomeinonlyonesize,whichIslargeenoughtofiteveryone.Trainingandpracticewillbeconductedwhensimulatorissetup.Capabilitiesforemergencycommunica-tionsarebeingreviewedandwillbeupgradedasnecessary.Verbalcommuni-cationsinfacemasksareincludedintheconsideration.CorrectedCorrectedTobecorrectedBeingcorrected1.3-51.3-6Radiationequipmentnoteasily4IIreadilyaccessibleEmergencycommunicationlinksIareunreliable6152b6218aEightsetsolequipmentarenowstoredinCRarea,therestwillbestoredrightoutsideCRareadoor.EightsetsaresufficientforCRoperatingcrew.Emergencycommunicationsequipmentisbeingreviewedforneededimprovementsothatreliablecommunicationwillbeensured.Anewwirelessradiosystemwithlowwattageantennasgivingfullplantcoverageisbeingdesigned.PASystemandWalkiePalkiemaintenancehasbeenimproved.CorrectedBeingcorrected EMERGENCYEDUIPMENT(Continued)CLO/HEDASSESSMENTSUMMARYCLO/HEDNumberSubjectMethodNUREG.AssessmentRefCaterjoryReviewDispositionStatus/Remarks1.3-7Lackofperiodicoperatorprotec-Itiveequipmentchecks614lcEquipmentwillbeperiodicallycheckedviaaninventorylist.Beingcorrected1.3-81.3-9LackofwritteninstructionstoroperatorprotectiveequipmentLackoEwrittenprocedurescoveringenvironmentalemergenciesIdtO6141i16tO6142dNoneOperatorsarewelltrainedintheuseofprotectiveequip.Theyreceivesemi-annualradiologicalretrainingdcarcwellpracticed.Writteninstructionsforprotectivegearisnotneeded.SeedetailedexplanationinSection5.2.3.3.3.CLOisincorrect,therearewrittenprocedureswhichcoverenvironmentalemergencies.PartiallycorrcctcdNotanHED

HVACCLO/HEDASSESSMENTSUMMARVCLO/HEDNumberSubjectMethodNUREGAssessmentStatus/RefCategoryReviewDispositionRemarks1.4-11.4-2CRtempnotmaintainedwithincomfortzoneTherearesomeCRareasinwhichMnoticabledraftsexist6151a6152bIII-SIVDesignandprocurementIsunderwayforobtainingseparateairconditioningunitforcomputerroom.ThiswillallowCRthermostatstobesctwithinguidelinerecommendations.WilllookintoreadjustingdampersforUnitIsothatairvelocitiesarewithinguidelinemaximumof45FPMgiventhepressurizationlimitsofCRVentilationSystem.hlsooperatorsnowhaveuniformsthatarewarmerthanpreviousCRattire.VelocitiesarenotsignificantlyhigherthanG/L,damperadjustmentalsomustconsiderairflowbalancesandCRpressurizationfor3modesofoperation.TobecorrectedTobecorrected P

ILLUMINATIONCLO/HEDASSESSMENTSUMMARyCLO/HEDNumberSubjectMethodNUREGAssessmentRelCategoryReviewDispositionStatus/Remarks1.5-1CRlightinginadequatefortaskperformanceinsomeareas6153dAdministrativecontrolswillbecstablishcdoverreplacementofbulbssothatbulbswillbereplacedasneeded.Beingcorrected1.5-2DisplaysarehardtoseebecauseISO6153fofglareCRlighting,includingemergencylighting,isbeingevaluatedbyEFD.Parabolicwedgediffuscrsorotherappropriatemodificationsarebeingtestedtoreduceglare.Beingcorrected1.5-3Colorsnotrecognizableunderemergencylighting6153hDuringemergencylightingthefrontoftheCRistoodark(thcsidesareaccept-able).Anotherstringofemergencylightingisbeingconsideredforthefrontoi'heCR.Beingcorrected1.5-41.5-5RecommendedilluminationlevelsMareexceededatvariousCRareasSomesurfaceswithintheCRhaveMabnormallightreflectancelevels6153a6153gToachievesatisfactorylightinglevels,AEPSCIstestingdiffusers,carpetingtheCRandtryingothermeansasnecessary.EEDisevaluatinglightingforimprovements.Somedesktopshavebeenmodifiedtoadarkersurfacetoreducereflectance.Carpetinghasbeeninstalledandhasmarkedlyreducedglarefromlowerboardareas.BeingcorrectedCorrected1.5-6Non-uniformillumination6153bCRlightingiscurrentlybeingevaluatedforappropriatemodificationsbyEED.Appropriatemethodsforincreasinguni-formityanddii'fusinglightarebeingcon-sideredandtested.Beingcorrected1.5-7Shadowedlabels16r06153e2IIEEDisevaluatingCRlightingforimprovements,reductioninshadowsandmoreuniformleveloflightingontheboards.Burnedoutbulbsaretobereplacedasrequired.Beingcorrected NOISECLO/HEDASSESSMENTSUMMARyCLO/HEDNumberSubjectMethodNUREGAssessmentRctCategoryReviewDispositionStatus/Remarks1.6-11.6-2aVerbalcommunications-fronttoIbackofCROperator'sverbalcommunicationIimpairedbynoiseinCR6155a6155dCarpethasbccninstalledanddramati-callyattenuatesnoise.Telephonelinks.areavailablebetweenfrontandrearofpanels.Administrativecontrolsovernon-essentialpeopleinCRaretobeenforced(sceHEDII.I).PAsystemhasbeenmodifiedandisnolongerasourceofnoisedistractionInCR.TheRh'ISprinterbbeingreplaced.Thetwo-tonephoneiswithinnoiselimita-tions.Maintenancewilllookintoreducingventilationnoise.Carpetinghasbeeninstalledanddoesattenuatenoise.CorrectedBeingcorrected1.6-3ToomanypeopleinCRondayshiftI6155III-SAddressessameproblemasHEDI1.1-1.AdministrativeControlovernon-essentialpeopleinCRhasbeenupgradedandisbeingenforced.Corrected

MAINTAINABILITYCLO/HEDASSESSMENTSUMMARYCLO/HEDNumberSubJectNUREGAssessmentMethodRelCategoryReviewDispositionStatus/RemarksI.V-Iinadequatesupplyoffuses,bulbsandresistorsinCRI6115aIllSShaskeytostoreroomsothatopera-tionspersonnelcangetsuppliesatanytime.Administrativecontrolswillbeestablishedtoensurepropersuppliesareinstoreroom.Beingcorrected1.7-2ReplacementtoolsnotavailableItoinstallexpendable/spareparts6115c633lc3653la3Bulbandresistorpullershavebeensup-pliedtoCRpersonnel.CorrectedI.7-3Expendable4sparepartsorganizedpoorly6115cAppropriatelyorganizedstorageareaswillbesetupandmaintained.Tobccorrected1.7-41.7-5Bulbreplacementrequiresremovalofnon-codedtilesDualbulbsnotreplaceduntilbothIburnedout6331cl6433c46531c26433clIII-SAdministrativecontrolovertileremovalandreplacementhasbeenestablishedtoensurethatonlyonetileisremovedandreplacedatatime.Allalarmsaretestedtwiceateachshiftchangeandaonceperweekcheckismadeforsocketswithonebulbburnedout.ThepossibilityofchangingincandescentbulbstoIEDbulbsforgreaterreliabilityisalsobeingevaluated.Alsoanadequateandaccessiblesupplyofbulbsisensured(see1.7-1to1.7-3).CorrectedPartiallycorrected MAINTAINABIUTY(Continued)CLO/HEDASSESSMENTSUMMARYCLO/HEONumberSubjectMethodNUREGAssessmentRelCategoryReviewDispositionStatus/Remarks1.7-6SimpleindicatorlightshaveneitherdualbulbsnortestcapabilityI653181,2IIIBulbtestisnotadvisablesinceitwouldcompromisecontrolanddisplaycircuitreliability.Dualfilamentbulbsarenotavailablethatarccompatiblewithfixturesandvoltages.However,opera-torsarctrainedtotestforandreadilyrecognizebulbI'ailures.Oncorbothla'mpsonatalltimesinformstheoperatoroflampfailure.Normallyrackedout(NRO)lampswillhaveIdentifictlabelsanditmaybefeasibletoreplaceincandescentlampswithIEDbulbs.Tobepartiallycorrected1.7-7Lackofperiodicmaintenancetests06211bIII-SAllemergencycommunicationsystemsaretestedfrequently.OtherSystemsaretestedbyconstantuse.ThePAsystemnowhas2maintenancepeopleassignedfulltime.Theprocesscomputerscreenshavebeenchangedandarecheckedperiodically.Corrected COMMUNICATIONSCLO/BEDASSESSMENTSUMMARyCLO/HEDNumberSubjectMethodNUREGAssessmentReiCategoryReviewDispositionStatus/Remarks2.1-1CannothearphonecallsinnoisyIareasofplant6212Moreandimproved"liearHere"boxesarebeingconsideredandmaintenancehasbeenimproved.Astudywillbcundertakentoreviewandupgradeplantcommunicationssystems.Tobccorrected2.1-22.1-32.1-42.1-5HeadsetswithmicrophonespoorlyImaintained,notenoughjacks,onlyonechannelWalkie-talklespoorlymaintainedIanddonotworkindeadareasPAsystemismalfunctioningandIispoorlymaintained.PAstationinCRIstooloud62136214a,b62166216clMaintenancehasbeenimprovedforhead-setsystemwhichistobeusedprimarilyforsurveillancetesting.Anewwirelessradiosystemwithlowwattageantennasgivingfullplantcoverageisbeingdesigned.Thiswillreducedemandonoldsystem.PAandwalkie-talkiesystemmaintenancehavebeenimproved.Astudyhasbeenundertakentoreviewandupgradeplantcommunicationssystemsforfullplantcoverage.PAsystemmaintenancehasbeenimproved.Twoworkersareassignedfull-timetoPAmaintenance.Astudyhasbeenundertakentoreviewandupgradeplantcommunicationssystemsincludingtheinstallationofvariablegainspeakersinhighnoiseareas.PAstationsinCRhavebeenadjusted.FurtherconsiderationofPAstationswillbegivenincommunicationsstudy.BeingcorrectedBeingcorrectedBeingcorrectedCorrected2.1-6Backupcommunicationsequip-mentinadequateforem'ergencies6218aAstudyhasbeenundertakentoreviewandupgradeplantcommunicationssys-tems,especiallyintermsofneedstosupportEOPs.Tobecorrected

COMMUNICATIONS(Continued)CLO/BEDASSESSMENTSUMMARYCLO/REDNumberSubjectMethodNUREGAssessmentRelCategoryReviewDispositionStatus/Remarks2.I-VCommunicationssystemdisruptsIlocalInstrumentationinplantareas6218a6214bAstudyhasbeenundertakentoreviewandupgradeplantcommunicationssys-tems.Disruptionproblemwillbccon-sideredaspartofstudy.Tobecorrected2.1-8Lackofinstructionsforcommuni-06rD62119cationssystemuseNeededinstructionshavebeenprovidedaspartofcommunicationsstudyandupgradeefforts.Corrected2.1-9Lackofpriorityproceduresforemergencymessages06cD6211c1,2Priorityforemergencymessagesisbeingconsideredaspartofthecommunicationsupgradestudy.Priorityproceduresarebeingwritten.Beingcorrected2.1-10Improperlydesignedverticalhandsetmounts2.1-11Uncomfortableheadsets2.1-12Inadequateheadsetstorage2.1-13Lackofwalkie-talkiebatterymaintenance0006212b66213b26213b66214cHandsetmountswillbeconsideredaspartofthecommunicationssystemreviewandupgradestudy.ReplacingheadsetstoIncreasecomfortintheCRisbeingincludedaspartofthecommunicationssystemreviewandupgradestudy.However,theheaviermufflingtypeheadsetsarerequiredfor.noisyareasoutintheplant.Properstorageofheadsetsisbeingimple-mentedaspartofcommunicationssys-temsreviewandupgradeefforts.Walkie-talkiebatterymaintenanceisbeingimprovedaspartofcommunicationssystemsreviewandupgradeefforts.Bat-teryradiosarenowbeingusedwhichrequirelessbatterymaintenance.TobecorrectedTobecorrectedTobecorrectedBeingcorrected COMMUNICATIONS(Continued)CLO/HEDASSESSMENTSUMMARYCLO/HEDNumber.SubjectMethodNUREGAssessmentStatus/RelCategoryReviewDispositionRemarks2.1-14UHFradiogainlimitstoolow06215bLimitingvolumeadjustmentofUHFradiowillbeconsideredaspartofcommunica-tionssystemsreviewandupgradeefforts.Tobecorrected2.1-15NoproceduresforUHFradiouscOikD6215cProcedureforUIIFradiouseisbeingdevelopedaspartofcommunicationssystemreviewandupgradeefforts.Tobecorrected2.1-16Lackofannouncingsystemprioritycoding06216fPAsystemprioritystationsarebeingdesignedaspartofthecommunicationssystemsreviewandupgradeefforts.Tobecorrected 0

ANNUNCIATORSCLO/HEDASSESSMENTSUMMARYCLO/HEDNumberSubjectMethodNUREGAssessmentRetCategoryReviewDispositionStatus/Remarks3.1-13.1-23.1-3Nofirstoutpanelforreactorsystem6tturbinegeneratorsys-temAnnunciatorsystemisnotvisuallyIoraudiblyprioritycodedAlarmsignalsstartleand/orirri-Itateoperators6313a1,36313b6314bl>2631cIVNobackfitwasrccommcndedbyHFS.OperatorshaveaccesstoasequenceofeventsmonitorandtheP250printsoutalarmsequences.Identificationofinitiatingeventsisreadilyavailable.Anannunciatorsystemstudyandupgradeprogramhasbeeninitiated.Windowsarebeingevaluatedforcolorcodingtoindicatepriority.Otherchangesbeingconsideredincludere-engravingmessages,rearrangementofalarmdrops,elimina-tionofnuisancealarms(over200fixedthusfar)andreviewofAnnunciatorResponseProcedures(ARPs).Anannunciatorsystemstudyandupgradeprogramhasbeeninitiated.Overtwohundrednuisancealarmshavebeencorrectedtodate.AlarmswillbeadjustedandRMSalarmswillbeincludedinnuisancealarmstudy.NoactionneededBeingcorrectedBeingcorrected3.1-4TilesareIlluminatedwhennoalarmisIndicated63326Problemtiles(thosemarkedwith"P")arcbeingevaluatedandmodifiedonanindi-vidualbasis.Presentprogramwillcon-tinuetoresolveproblemand"normallyon"annunciators.'eingcorrected ANNUNCtATORS(Continued)CLO/HEDASSESSMENTSUMMARYCLO/HEDNumberSubjectMethodNUREGAssessmentRefCategoryReviewDispositionStatus/Remarks3.1-53.1-6Multi-inputalarmsdonothavereflashcapabilityTilesilluminatedoverextendeddurationsnotcodedI6312c3II6332fiAEPSChasreviewedallmultipleinputdropsanddedicatedalarmsarcbeingevaluatedforimportantCASdrops(see3.1-11)andItCPOilPots(see3.1-15).Otheralarmsdonotrequirereflash,sincesimilarlocalactionwouldberequiredforeach.SecdetailedexplanationinSection5.2.3.3.4.Plantpersonnelaredevelopingamethodtocodeannunciatorswhichareonforextendedperiodsforrepairofequipment.Acolordotorsimilarmeanswillbeused.Administrativecontrolswillbeinplaceforadding4removingdots.TobepartiallycorrectedTobecorrected3.1-2NowaytotellifannunciatortileIisoutofservice6333ePreventativemaintenanceprogramhasbeenstartedsothatallbulbsaretestedweeklyandanyannunciatorswithonebulbouthaveburned-outbulbreplaced.Thisisinadditiontotestingtwiceatshiftchange.Corrected3.1-83.1-9Alarmsoccursofrequentlythattheyareconsideredanuisance.AlarmsdonotallowenoughtimeItorespond6312al6312a2III-SAnannunciatorsystemstudyandupgradeprogramhasbeeninitiated.Overtwohundrednuisancealarmscorrctedtodate.Engineeringreviewhasbeenundertakentodetermineappropriatenessofsetpointsandtoadjustaccordingly.Taveandseismicmonitoralarmscannotbemodi-fiedduetonatureofalarm,e.g.,cannotgiveearlierwarningofanearthquake(seismicevent).BeingcorrectedTobecorrected ANNUNCIATORS(Continued)CLO/HEDASSESSMENTSUMMARYCLO/HEDNumberSubjectMethodNUREGAssessmentRefCategoryReviewDispositionStatus/Remarks3.1-10Alarmsandassociatedcompo-nentsnotgroupedwell633laAnannunciatorsystemstudyandupgradeprogramhasbeeninitiated.Windowsarebeingevaluatedforcolorcodingtoindicatepriority.Otherchangesbeingconsideredincluderc-engravingmessages,rearrangementofalarmdrops,elimina-tionofnuisancealarmsandreviewofARPs.Tobecorrected3.1-11AlarmsrequiringinformationoutsideCRdonotallowampletimetorespond6312b2EngineeringisreviewingalatmsetpointstodetermineiflocaloperatoractionisneededandIfthereisenoughtimetorespondtoeachalarm.HavealsolookedatCASalarmstodeterminewhichshouldbeintheCR.Tobecorrected3.1-12IndividualalarmtilescontaindualIikO6334cmessagesAlldualmessageswerereviewed6tRCPoillevelalarmswillbcsplitoutperHED3.1-15.Nootherchangesaredeemednecessary.Forallalarms,whethersingleordual(suchashigh/low)theoperatoristrainedtoverifythcalarmconditionbycheckingappropriateindicators.There-fore,dualalarmsdonotcauseunneces-sarycheckingandseparatewindowsarenotneeded.Tobepartiallycorrected3.1-13Annunciatorresponsebookavail-able,butnotadequateforusebyoperators6343aIIAnnunciatorResponseProceduresareundergoingbi-annualreviewandwillberevisedappropriately.Beingcorrected3.1-14PotentialforpersonalInjurytoAOwhenrespondingtoalarm6312b2NoneNotaCRDRissue,hasbeenreferredtoplantasanindustrialsafetyissue.'nNotanHED,referredtoplantforaction

ANNUNCIATORS(Continued)CLO/HEDASSESSMENTSUMMARYCLO/HEDNumberSubjectMethodNUREGAssessmentRefCategoryReviewDispositionStatus/Remarks3.1-15Tilecontainsdualmessagebutonlyoneisapparent6334cIII-SSplittingoutalarms(byupperdclowerpotsandaccordingtoreservoir)andinstallinglocalindicationsisbeingevaluated.Tobccorrected3.1-16Alarmresetfunctionnotcon"sistentthroughoutCR3.1-12AlarmdoesnotspecifyconditionIorunit3.1-18NocodingofalarmsforstationsIoutsideprimaryarea3.1-19Multi-inputannunciatorsdonotprovidealarmprintout6341c6334a6322al6312c2IVIVSeal-intypealarmsareusedinapplica-tionsyrhercthcinitiatingsignalismomentaryandoperatorwouldnothavetimetoreactwercitnotseal-in.ThealarmsarecodedwithablackbandandaspecialrcsctIsprovided.AEPSCengineeringandoperationsreviewedPZRannunciatoralarmsandneithercouldfindanybasisforaproblem.AssessmentTeamconcurred,therefore,nochangeisrecommended.SeedetailedexplanationinSection5.2.3.5.1.Thereareseparationsforfront,leftandrightportionsofCR.Inaddition"bullseye"lightsupontheindividualmatrixcontainingalarmingwindow.CWannun-ciatormatrixhasabullseyeonplantservicepanelwhichiseasilyviewedfromfrontofCR.SeedetailedexplanationinSection2.3.5.2.AEPSChasrcvicwedallmultipleinputdropsandhasfoundnoadditionalprintoutstobeneeded.CRhasabout1500alarmsanditisnotnecessarytoprintoutallalarms.Somemultipleinputalarmsarethosewithinterlockstopreventthemfromcominginduringinappropriateplantconditions.SeedetailedexplanationinSection5.2.3.5.2.NoactionneededNoactionneededNoactionneededNoactionneeded 0II ANNUNCIATORS(Continued)CLO/HEDASSESSMENTSUMMARYCLO/HEDNumberSubjectMethodNUREGAssessmentRelCategoryReviewDispositionStatus/Remarks3.1-20Charactertileconsistency3.1-21Nodemarcationlines3.1-22Tilelegendmessage3.1-23Manyhandwritten/typewrittenannunciatorlegendscontainlowercaselettering006335b1,26335a26662al6334a6335b3Anannunciatorsystemstudyandupgradeprogramhasbeeninitiated.Windowsarebeingevaluatedforcolorcodingtoindicatepriority.Otherchangesbeingconsideredinclude:re-engravingmessages,rearrangementofalarmdrops,eliminationofnuisancealarmsandreviewofARPs.Someannunciatorarraysdohave100windows>however,toacknowledgealarmoperatorhastopushtheindividualbuttoninalarm.Alarmswillbecolorcodedandrearrangementisbeingreviewed,butdemarcationisnotrecommendedduetotiarrownessofspacebetweenalarmsandhighprobabilityofvisualclutter.SeedetailedexplanationinSection5.2.3.3.5.Tilesaretobcreengravedusingstandard'abbreviationssotheyaremoreconcise'andfiton3lines.Tobeincludedintheiinnunciatorstudy.Anannunciatorsystemstudyandupgradeprogramhasbeeninitiated.Windowsarebeingevaluatedforcolorcodingtoindicatepriority.Otherchangesbeingconsideredinclude:re-engravingmessages,rearrangementofalarmdrops,eliminationofnuisancealarmsandreviewofARPs.BeingcorrectedTobcpartiallycorrectedBeingcorrectedBeingcorrected3.1-24Numberofannunciatortilesperpanelexceeds5006333dlThc100dropannunciatorbankswillberetained,butalarmsarcbeingevaluatedforrearrangementandcolorcodingaccordingtopriority.SeedetailedexplanationinSection5.2.3.3.6Tobepartiallycorrected 0~~ANNUNCIATORS(Continued)CLO/HEDASSESSMENTSUMMARVCLO/HEDNumberSubjectMethodNUREGAssessmentStatus/RelCategoryReviewDispositionRemarks3.1-25Afewworkstationsdonothaveanauditoryalertsystem06321fIVThereare3toneswhichfocusoperators'ttentiontofront,leftorright.Eachannunciatormatrixhasa"bullseyc"lighttofurtherfocusoperators'ttention.The"bullseyc"fortheCWpanelannunciatorswhicharenormallyoutofviewislocatedinviewontheplantservicepanel(see3.1"18).Noactionneeded3.1-26Oneannunciatoralarmspeaker'sMoutputexceedstheother'.3.1-27Someannunciatortilelegendsare0notengraved6321d6335clIII-SSpeakeroutputhasbeenadjustedsimilartootherannunciatorspeakersincompli-ancewithNUltEG-0700guidelines.IIAnannunciatorsystemstudyandupgradeprogramhasbeeninitiated.Windowsarebeingevaluatedforcolorcodingtoindicatepriority.Otherchangesbeingconsideredinclude:re-engravingmessages,rearrangementofalarmdrops,eliminationofnuisancealarmsandreviewofARPs.CorrectedBeingcorrected3.1-28VerticalandhorizontalaxesofALBsarenotlabeled06333cl,c26832dtIVNobackfitrecommendedbyHFspecial-.ist.D.C.Cookannunciatorboxesaremuchsmallerthanotherplants.So,labelswouldclutterdisplays.Labelingaxiswouldalsointerferewithcurrentnumberingsystemused.Noactionneeded3.1-29Clearedannunciatorsarenotvisuallycoded06315bOnceacknowledged,allalarmsmustbepressedtoclear.Aclearedalarmwouldthenbedark,iflit>itisanewalarm.Therefore,theoperatorknowsifanalarmisncworclearedassoonasthebuttonispushed.Noactionneeded

ANNUNCIATORS(Continued)CLO/HEDASSESSMENTSUMMARTCLO/HEDNumberSubjectNUREGAssessmentMethodRclCategoryReviewDispositionStatus/Remarks3.1-30DefeatablcannunciatorcontrolIRO6342cIThereisanongoingprogramtofixproblemandnuisancealarms.Theneedforpeggingwillbcnearlyeliminated.Allpeggingiscontrolledadministrativelyandisproperlylogged.ScedetailedexplanationinSection5.2.3.3.Z.Tobepartiallycorrected3.1-31Annunciators-Spacingtkdimen-Mslons6335<1III-SAnnunciatorsystemsstudyandupgradeprogramhasbeeninitiated.Windowsarcbeingevaluatedforcolorcodingtoindicatepriority.Otherchangesbeingconsideredincluderc-engravingmessages,rearrangementofalarmdrops,elimina-tionofnuisancealarms(over200fixedthusfar)andreviewofARPs.Beingcorrected3.1-323.1-33Annunciator-tilegroupingInconsistent/incorrectannunci-atorcolors06333d2ISO6516cI,2III-SSameas3.1-31Sameas3.1-31TobecorrectedBeingcorrected

CONTROLSCLO/HEDASSESSMENTSUMMARYCLO/HEONumberSubjectMethodNUREGAssessmentRefCategoryReviewDispositionStatus/Remarks4.1-14.1-2CriticalcontrolsdonothavemovableguardsPushbuttonsshouldbereplacedwithothertypeofcontrolswitchesldcO6412cl6412a6412gColdoverpressurecontrolshavehadhandlesremovedtopreventaccidental'activation.Unit2MainTurbineValveResetSwitchhashadhandleshapeand'demarcationenhanced.Otherswitcheswillbeenhancedbyshapecodingofhandles,demarcationandlabelswithredbackgroundwhereapplicable.See'detailedexplanationinSection5.2.3.3.8.ITheactualproblemisthatoperatorshavepushedthealarmbuttonsratherthantestbuttons.Thcproblemwillbesolvedbyguardingthealarmpushbuttonwithan-extendertube.TobepartiallycorrectedTobecorrected4.1-34.1-4ControlshavenointerlockingdevicesControlstkdisplaysthatoperatorIisneverrequiredtouse6412f6411blControlshavebeenreviewedforInterlocknecessityanditwasfoundthatmechani-calinterlocks(asrecommendedintheguideline)arenotnecessarysincethe.electricalInterlocksontheseswitchesareadequate.SeedetailedexplanationinSection5.2.3.5.3.ill-SControlswerereviewedandthefollowingarenotnecessary:pertlengthrodcon-trols,generatorloadfrequencycontrols,.feedpumpwarminglinecontrols,MFW,pumpshydrauliccouplingcontrols,loosepartsmonitorandFWchemicalcontrols.Thesealreadyhavebeenremovedorwillbcconsideredforremoval.NoactionneededTobecorrected CONTROLS(Continued)CLO/HEDASSESSMENTSUMMARYCLO/HEDNumberSubjectMethodNUREGAssessmentRcfCategoryReviewDispositionStatus/Remarks4.1-54.1-64.1-74.1-8ControlconfigurationsnotexpectedtypeControlsprovidenosensoryfeed-IbackwhenactivatedControlsaretoohardtoturnControlsaredifficulttoadJusttoIthepreciselevelrequired641lc2II6411e3641lc36411aTheactualproblemisthatthelabeling(i.e.,Block/Reset)isconfusing,sinceanactualresetdoesnotoccur.Therefore,labelingwillbechangedtounblock/block.AlsothethrowactionoftheswitcheswillbetightenedandColdOverpressureswitchpositionlabelswillbecorrected.Turbineadj.pot.6rlubeoiltempareprocesscontrollerswhichhaveindicatorscalestoprovidefeedback.Thecontrol-lerswillbclookedatformaintenanceproblems.AsperIIEDt4.1-6,theSGdcPRZSlBlockswitchesarebeingadjustedsothatthrowactionistighter.Switchesarebeingcheckedformainte-nanceproblems,andforPUILFO-LOCKswitchestorquesarebeingadjustedandhandlesreplacedifneeded.Torqueadjustmentandlubricationofknurledknobswitchesarebeingdoneasneeded..ThcAssessmentTeamdiscussedeachcontroltypelistedandresolvedeachasfollows:1.Auxfeedwaterreg.valvecontrolswillbechangedsothatpull-to-lockisreservedonlyforoverridingautosignalwhennecessary.2.Severalcontrollerswerelisted;ifbrokenaworkrequisitionhasbeenIssued,otherwisetheproblemIsnotwiththecontrollers,theprocessitselfisdifficult(i.e.,equipmentoutinplantIsdifficultinresponse).IncludedareNIS10TurnPots,HotwellLevelMakeup6rLetdown,CondensateMakeupkLetdown,TrainControls,SGLevel,6rChargingPlow.BeingcorrectedBeingcorrectedBeingcorrectedBeingpartiallycorrected AC!

CONTROLS(Continued)CLO/HEDASSESSMENTSUMMARYCLO/HEDNumberSubjectMethodNUREGAssessmentRefCategoryReviewDispositionStatus/Remarks4.1-8(Cont'd)3.Theturbineadj.potshavebeeninvestigatedforrepairperliED$4.1-6.4.ThepistolgripturbinecontrolsonUnit2aremorcdifficulttousethanthoseon~Unit1,butreplacementwouldnecessitatereplacingentiresystemwhichisnotfeasible.Controlsareusableasisanddoprovideasufficientrangeofcontrol.5.RHRFlowcontrolsaredifficulttouseductoaproblemwiththeRHRvalvesthemselves.TheRHRvalvesmaybereplacedforotherreasons.6.CCWHeatExchangerValvecontrolswerenotdeemeddifficulttooperateafterinputfromoperationsspecialistsanddiscussionbyAssessmentTeam.Z.TheBaileyFWHeatercontrolsandtheAutoturbinerollcontrolwillbefixedoradjustedbyplantpersonnel,asnecessary.SeedetailedexplanationInSection5.2.3.3.9.4.1-9Controlmovementisbackwards16(O6421Somecontrollersarepneumaticandsomeareelectronic,butitisnotfeasibletomodifyeithertoworkinthereversedirection.However,shapecodedhandlesarcbeinginstalledasarearrowsfordlrcctiontoopen.SeedetailedexplanationinSection5.2.3.3.10.Tobepartiallycorrected CONTROLS(Continued)CLO/HEDASSESSMENTSUMMARYCLO/HEDNumberSubjectMethodNUREGAssessmentRelCa'fegofyReviewDispositionStatus/Remarks4.1-10LocationcodingisinaccurateIikD6422bMSRcomponentswillbercarrangcdsotheyareallinEast/Westorderandwillberelabeledaccordingly.CCWvalvecon-trolsarealreadyinthebestlocation,sincetheoutletcrossticcontrolsrequirespreciseadjustmentandwouldbetoolowforpreciseadjustmentifmoveddown.Tobecorrected4.1-1I4.1-12Rotaryselectorswitchnotusedwhen3positionsrequired.Therearesomeaccessdoorsthathaveunnecessarykeylocks06445a,6443a654ifNoneIVCLOisincorrect,thereisathreepositionswitchusedforturbineloadchange.Locksareunlockedandhavebeendis-abledbydiscardingthekeys.NotanHEDCorrected4.1-134.1-14SomemovingscaleandfixedpointerrotariesdonothaveintactscalesPlastictiesusedtolockhingedpushbuttonbarrier006411cl6412c2lll-SScaleswillbereplacedandmaintainedintact.Plastictieswereaddedtoimplementadministrativecontroltopreventaccidentalactivation.PushingbuttonsIsnottimecriticalandsinceguardedbuttonshavebeenactivatedinpast,AEPSCfeelsitisnecessarytomaintainplastictiestopreventfuture'ncidents.SeedetailedexplanationinSection5.2.3.5.4.TobecorrectedNoactionneeded4.1-15Barriersarenotalwaysusedwhen0legendpushbuttonsarecontiguous6433dlIVThebankselected/banksequencebuttonsdohavebarriers.OperatorsreportnoproblemwiththepushbuttonsontheFCCpanel.Therefore,nochangeisneeded.Noactionneeded

CONTROLS(Continued)CLO/HEDASSESSMENTSUMMARYCLO/HEDNumberSubjectMethodNUREGAssessmentRelCategoryReviewDispositionStatus/Remarks4.1-16Somecontrolmovementsdonot0conformtopopulationstereotypes6421Eachoftheitemslistedwasdiscussedandthcsignificantoneswillbemodifiedtoconformtopopulationstereotypes:the8J-handlerotariesontheVSpanelwillbeconsideredforcorrection;HP-520-ILiseasyunderstoodandwillnotbemodii'ied;FRV-267tkFRV-266arebeingevaluatedforremovalfromthepanels;FRV-252dcFRV-254arebeingevaluatedformodificationto"CLOSED-AUTO-OPEN";labelingonORV-302willbemodifiedto"VCT-DEMIN";theremainingitemsareoflowcriticality,notusedbyoperators,areeasilyrecoveredfrom,orareregulatedautomaticallysothatmodificationsarenotwarranted.Tobepartiallycorrect'ed4.1-17Somerotarycontrolsettingsdonotincreaseinvaluewithclock-wiserotation06441aEightcontrolsonVSpanelaretobecon-sideredforcorrectionper4.1-16.Theremainingcontrolsdonotrequireanymodificationsincetheyareeasilyunderstood,non-criticalinnature,notback-wardsfromanoperationsviewpoint,notusedbyoperators,orarebeingreplaced.Tobepartiallycorrected4.1-18Somerotarycontrolshaveafixed0pointerandmovingscale6445cIVFoxboroH/AandManualStationsdohavefixedpointerswithmovingscales,how-ever,theknobscanbceasilyandaccuratelysetwithminimumoperatorhesitationormistakes.Markingsarcsuchthatstatuscanbereadfromadistance.Stationsaretobcenhancedbyaddingarrowsfordirectionofincrease.Tobepartiallycorrccted CONTROLS(Continued)CLO/HEOASSESSMENTSUMMARYCLO/HEDNumberSubjectMethodNUREGAssessmentRefCategoryReviewDispositionStatus/Remarks4.1-19hfewcolorcodedcontrolsdonot0contrastadequatelywiththeirbackground6422f3Colorcodingofpushbuttonswillbecheckedforadequatecontrast,especiallyblueandgreenlightswillbechangedtowhite.Alsosee5.1-24.Tobecorrected4.1-20Controlsurfacescauseinjury06411elPlantmaintenancehasreplacedburredscrewsandinstructedpersonnelassug=gested.Corrected4.1-21Controlsnotintact064llclPlantmaintenancehasrepairedorreplaceditemslisted.Corrected4.1-22Unlabeledkeyoperatedswitches06443fAnewkeyboardhasbeeninstalledonRMSalarmprinter.Corrected4.1-23Lackofthumbwheelcoding0'451bThumbwheeldirectionsarebeinglabeled,i.e.,"INCREASE-DECREASE"or"RAISE-LOWEReBeingcorrected4.1-24Controldimensionsnotasrecom-Mmended6445c6451d2IVAllcontrolswillbcrelabeledsotheycanbclocatedfortimelyactivation.OtherCLOsidentifycontrolswhichoperatorsfinddifficulttoturnoradjustasneces-sary.Referto4.1-5,4.1-7dr.4.1-8foractionstobetaken.Tobepartiallycorrected 0

DISPLAYSCLO/HEDASSESSMENTSUMMARYCLO/HEDNumberSubjectMethodNVREGAssessmentRefCategoryReviewDispositionStatus/Remarks5.1"IStandi'sInferredbyabsenceofillumination6531clAllstatuslightswercreviewedandalllegendsaretruewhenlit,exceptforannunciatorvoltagefailurelights.Thesewillbere-engraved"VOLTAGEAVAIIABLE."Beingcorrected5.1-2Scalerangestoowideformaxi-Imumdisplayedvalues6512dlAllscaleslistedwerereviewedandmodi-ficationswillbedoneasappropriate.1.AncnginceringreviewwilldeterminethecorrectrangeforSteamPackingExhaustPressure,BoricAcidFlow,andSlPumpFlow(i.c.,ECCSDischargePumps).2.TheBITisbeingconsideredforelimination;ifnoteliminatedthenchangestoscalewillbeconsidered(eithersquarerootextractorordecreaseinrangewith0-135required).3.ModificationstoAirEjectorAirFlow-OffGasrecorderscalehasbeenapproved.4.StcamandFeedFlowscalesarecorrectaspresentlyscaled,sincevalvescangoto85%ofscale.5.Aux.Feedwatcrscalerangeisneededto200,000Ib/hrandminimumflowduringstartupiseasilyreedonscale.6.TurbineVibrationhasbeenmeasuredat20.5previously,soprcscnt0-30scaleisneededincaseofanabnormaltransient(morepreciseequipmentisusedforcalibration).TurbineVibrationmustbewideenoughtomeasureexcursions.Tobecorrected5.1-3MaximumvaluesaretoolargeforIscales6512d3III-SAllscaleslistedwerereviewedandmodi-ficationswillbedoneasappropriate:Tobecorrected 0

DISPtAYS(Continued)CLO/HEDASSESSMENTSUMMARyCLO/HEDNumberSubiectMethodNUREGAssessmentRetCategoryReviewDispositionStatus/Remarks5.1-3(Cont'd)1.AnengineeringreviewwilldeterminethecorrectrangeforCondensateLetdownandMakeupPlowitecorders,CCWReactorSupportCoolingPlow,CCWto6tfromExcessLetdownHeatExchangers,andRCpressureHighRangeRecorder.2.TheContainmentSprayEducatorFlowindicatorisbeingconsideredforremovalfromCR.Ifnotremoved,modificationstoscalewillbeconsidered.3.SGSteamandFeedFlowsarecorrect,themaximumscalevalueis3.6x106andscalesgoto4x10.4.AuxFcedwaterFlowindicatorsarepresentlycorrect,themaximumvalueforEOPsIs200,000Ib/hrandscalegoesto250,000lb/hr.5.ForRCSPrcssure,widerangeindicators(0-3000)arenearbyonboththeMainControlBoardsandthcHotShut-downPanel.6.ForMainSteamFlow,theproblemiswiththetransmitterswhicharebeingreplaced.Theindicatorscalesarecorrect(4x106).V.ThcscalesontheRCPHighRangeRecorderandchargingHdrPressarecorrect(0-3000);RVpressratingis2,500.8.RCSWideRangeTemp.IndicationIsprovided,recordersgoto700oandWRthermocouplereadingsareavailableintheCRcomputersystems.9.TheRHRtotalflowindicatorscalehasrecentlybeenimproved.Themaximumflowis6,000andrnetcrnowgoesto7>000.

DISPLAYS(Continued)CLO/HEDASSESSMENTSUMMARYCLO/BEDNumberSubjectMethodNUREGAssessmentRefCatcfforyReviewDispositionStatus/Remarks5.1"45.1-5NoverificationthatmetersfailoffwcaleMultlscaledisplaysdonotbenefitIoperators,andareconfusingtoread6511f65151'541cAnengineeringreviewwasdoneandalivezeroisbeingdevelopedforECCSandAuxFWflowmeters.Todealwithstuckmechanisms,operatorsaretrainedtocheckredundantorverifyingdisplaysagainsteachother.SeedetailedexplanationinSection5.2.3.3.11.Therearenosinglepointer,multiplescaledisplayslistedonthisHED.However,alldisplayslistedhavebeenreviewedandscaleswillbemadetoagreewithchartpaper.AEPSCwillcorrectscaleswhereappropriate.TobepartiallycorrectedTobecorrected5.1-6NozonecodingusedwhereneededIfko6523ZonecodingstudytobcundertakenbyAEPSC.Appropriatezonecodingwillbeappliedtoindicators.Tobecorrected5.1-7Poorcontrastbetweenpointersandbackground6522cIndicatorscaleswillbechangedtowhitebackgroundwithblackpointersandnum-bering.Narrowbandforparameterlabelingwillbecolorcodedaccordingtoparametertype(level,press,temp).Tobecorrected5.1-85.1-9RecordersnotlocatedInprimaryIworkareaRecordersdonothavepaperspeedadJustment6541h6541iIVContainmentSumpRecorderwillbereviewedforpossiblerelocationintoCR.ContainmentTemperatureRecorderisnowavailableinrearofCR.OtherrecorderslistedarenotofsufficientimportancetomoveintoCR.ScedetailedexplanationinSection5.2.3.3.12.PaperspeedadJustmentIsaconvenience,butnotanecessityforefficientreadingandchangingofcharts.Theinconveni-encedoesnotwarrantrecorderreplace-ment.TobepartiallycorrectedNoactionneeded DISPLAYS(Continued)CLO/HEDASSESSMENTSUMMARYCLO/REDNumberSub)ectNUREGAssessmentMethodRefCategoryRevievvDispositionStatus/Remarks5.1-10DatacannotbereadthroughwindowwithoutopeningdoorI6541kIVItisnotnecessarytoopendoorstodeterminetrends.Thcpresentvaluecanbereadbylookingatthepointer.Thetrendcanbedeterminedbylookingatthevaluesonthcchartpaperandcomparingthamtothepresentreading.Also,theonlylistedrecorderusedinEOPsisHR-45anditsdatacanbereadonindi-cators.Noactionneeded5.1-11Inkclogspensorsmudgespaperongraphicrecorders5.1-12Recordersaredriventomaxi-mum,thentheyhangupltkO6541a6542blCartridge,felttippenswillbeinstalledonrecorderswhereavailable,otherwisemaintenanceofrefillablemechanismswillbeimproved.Plantmaintenancewillensurerecordersdonothangup;willfixthestopsifneeded.TheVibrationRecorderhasalreadybeenmodified.TobecorrectedBeingcorrected5.1-135.1-14DisplaytooslowafterchannelselectionSomerecordersnotprovidedwithIpapertakeupspool6542b46541dIVIV:Theprocessrecorderisbeingconsideredforreplacementwithinfiveyears.Takeupspoolandpapercutoffedgeareconveniences.Operatorsareableto.efficientlychangeorcutchartswithoutthem.Alackofthesedoesnotwarrant.'recorderreplacement.ManyrecordersinthcCRuse"fanfold"paperandthisguidelineisnotappropriatetothem(paperiseasilydetached).TobecorrectedNoactionneeded

DISPLAYS(Continued)CLO/HEDASSESSMENTSUMMARYCLO/HEDNumberSubiectMethodNUREGAssessmentRefCategoryReviewDispositionStatus/Remarks5.1-15Pink(red)windowsoververtical0displays6513clIndicatorscalebackgroundsaretobechangedtowhite,exceptnarrowband(withoutnumbers)whichwillbecolorcodedforparameters.Tobecorrected5.1"16Indicatorlightbrightness06532alNoneCLOisredundant,see5.1-53sinceitcontainsallpertinentinformation.NotanilED,combinedwith5.1-53.cnICD5.1-17Indicatorlightcolormeaningisnotclear06532alLabelingwillbeaddedtoexplainwhitelights.Consistencyofotherapplicationswillbeensured.Onvendorsuppliedpanels,lenseswillbechangedifappropri-atecolorlensesareavailable.APDMSisnotusedbyoperatorsandisbeingconsideredforremovalfromCR.Beingcorrected5.1-18Legendlightlettering6533b2Legendlightswillbere-engravedIncom-pliancewithNUREG-0700guidelinesconcerninguseofcapitallettersandcorrectfontstyle.BeingcorrectedS.I-19Meaningsofsymbols/punctuationmarksarenotalwaysclearwhenappliedtolegends6533b3III-SLegendlightsaretoberc"engravedIncompliancewithNUREG-0700guidelinesconcerningsymbolsandpunctuationsmarks.Beingcorrected5.1-20Fourlinesoftextonlegendlights06533b3I.egendlightsaretobere-engravedusingstandardabbreviationssotheyaremoreconciseandfiton3lines.Beingcorrected5.1-21Metermultipllers06512eIVMeterscalewillbcreplacedsothatmul-tiplierisnolongerconfusing."Tobecorrected DISPLAYS(Continued)CLO/HEDASSESSMENTSUMMARYCLO/HEDNumberSubjectMethodNUREGAssessmentStatus/RefCategoryReviewDispositionRemarks5.1-22Meaningofnumbersonscaleisunclear5.1-23Inconsistentscalegraduationsbetweenmeters.006512e6515dIVNoneThenumbersinquestionareusedbyCfkitechnicianstocalibratethemeters.Operatorsareawarethatthemarkingsarenotfortheiruse.Themarkingsarequitesmall,outoftheway,anddonotinterferewithscalereadability.CI0isnotanHED,sincethetwoindicatorsmentionedarefordifferentparameterswithdifferentranges.NoactionneededNotanHED5.1-24AfewlegendIndicatorlightshave0legendsthatdonothaveadequatecontrast6533a2,3Blueorgreenlegendindicatorlightswillbechangedtowhite.Referto4.1-19.Tobecorrected5.1-25Scalenumbersnotvertical~06524aNoneCLOisredundant,see5.1-51.NotanHED,combinedwith5.1-51.5.1-26Morethanninegraduationsseparatingscalenumerals06515alIVManyindicatorscalesaretobechangedduetootherHEDs.WhenthescalesarechangedtheguidelinecitedinthepresentHEDwillbefollowed.Tobepartiallycorrected5.1-27Scalevaluedecreaseswithupwardmovement06521hIVIndicatorsarewithinconventionsusedandunderstoodatD.C.Cook.Operatorsarewelltrainedandknowthatasinchesoi'ercurydecreasefrom30atscalebot-tomto0atscaletopabsoluteprcssureincreases.Labelingenhancementswillimproveoperatorcomprehension.Tobepartiallycorrected5.1-28Irregularmeterpointertips06522alIVAllofthemeterslistedcanbeeasilyreedwithoutconfusionorhesitancy.Shouldanyofthedisplaysrequirereplacementforotherreasons,therecommendedpointerdesignwillbeconsidered.Tobepartiallycorrected

'p<

DISPLAYS(Continued)CLO/HEDASSESSMENTSUMMARYCLO/HEDNumberSubjectMethodNUREG.AssessmentRefCategoryReviewDispositionStatus/Remarks5.1-29Inadequatexonemarkings5.1-30Improperplacementofmeterronemarkings006523c6523bAEPSCwillundertakezonecodingstudyandcorrectindicatorzonecodingasappropriate.AEPSCwillundertakexonecodingstudyandcorrectindicatorxonecodingasappropriate.TobecorrectedTobecorrected5.1-31FlagindicatorsforJ-handlerotariesaredifficulttodif-ferentiatefromoneanother06516el3IVPlantmaintenanceismakingefforttorepaintandkeepflagindicatorsclean.Ilcingcorrected5.1-32Movingscale/fixedpointer06525IVTheFischerH/Astationsoccasionallyfunctionasmovingscale/fixedpointer.Theyarenotconfusingtooperators.TheuscofthescaleswillbeimprovedwhendirectionofmotionislabeledassuggestedinHED6.1-42.AlsoseeHED4.1-18.Noactionneeded5.1-33Colorwindowsonverticaldis-plays06513clWindowswillbeclear,scaleswillhavewhitebackground,exceptfornarrowband(withoutnumbers)thatwillbecolorcodedforparameter.Tobecorrected5.1-34Scalesonpapervsonrecorder5.1-35Alldrumcountershavewhite0numeralsonablackbackground6541b6551a4IVRecorderpaperwillbechangedtomatchscalesandmaintainedassuch.Thecontrastofthewhitenumbersonblackbackgroundisgood,allcountersareeasilyread.TobecorrectedNoactionneeded5.1-36Afewdrumcountersarenotmountedperpendiculartoopera-tor'slineofsight6551biIVAllcountersareeasilyread,thenumbersarelargeenoughtocompensateforthesomewhatoffperpendicularmounting.Noectionneeded DISPLAYS(Continued)CLO/HEDASSESSMENTSUMMARYCLO/HEDNumberSubjectMethodNUREGAssessmentRefCategoryReviewDispositionStatus/Remarks5.1-37Mostelectroniccountershaveslantedcharacters5.1-38Majorintermediate6rminorgraduationmarksnotusedwhennecessary006552a26515a36541cIVIVAllcountersareeasilyread,thecharactersaremorethanlargeenoughtocompensatefortheslant..ManyscalesarebeingchangedduetootherHEDs.WhenchangedtheywillbedesignedtoNUREG-0700guidelineswithconsiderationgiventoappropriateuseofmajor,intermediateandminorgradua-tions.NoactionneededTobepartiallycorrected5.1-39Inadequatedistancebetweensomepointertipsandsmallestscalegraduationmarks06522bI6522a2IV-Allofthedisplaysreferredtocanbeeasilyreadtotherequiredaccuracyoftheapplicationwithoutconfusionorhesi-tancy.Noactionneeded5.1-41Unnecessaryuseofscalemulti-plierlabels.05.1-42Afewdrumcountershavemore0than4digitsnotgrouped5.1-40Somedisplayshavepointersthat0contrastinadequatelywithback-ground6522c6514f6551a3IVForindicators,blackpointersonwhitescalefaceswillbeused.Processcontrol-lerpointershavegoodcontrast,theydonotneedanyimprovement.Note:narrowbandonverticalindicatorswillbecolorcodedforparameters.l'anyindicatorscaleswillbereplacedduetootherHEDs.Whenscalesarechangedmultiplicrswillbeeliminatedsuchthatonly103and106willbeusedwheneverpossible.Decimalsandcommaswillbeaddedwhereappropriate.TobecorrectedTobepartiallycorrectedTobecorrected DISPLAYS(Continued)CLO/HEDASSESSMENTSUMMARYCLO/HEDNumberSubjectMethodNUREGAssessmentRefCategoryReviewDispositionStatus/Remarks5.1-43Somedisplayshavepointersthat0concealscalenumerals/graduationmarks6522a2IYPointersizesrelativetothesizeofnum-bersisnotexcessive,theoperators'ecognitionofthcnumeralsIsnot:hindered.Insomecasesportionsofgraduationmarksarecovered,butrecognitionofthelocationofthemarksandpointertiparenotcompromised.Noactionneeded5.1-445.1"455.1-46Colorsusedfordisplayzonecodingdonotalwayscolorrecom-mendationsSomemetersandrecordersusescalegraduationsnotrecom-mendedbyguidelineZonemarkings/setpointsdesignsareconfusing006516c26523c6515c6541c6523aIII-SAEPSCwillundertakeazonecodingstudyandensurecolorsusedfordisplayzonecodingareappropriate.Thescaleswillbereviewedandreplacedasnecessary.Wostofthescaleslistedwillbereplaced,however,someelectricalmeterscaleswillbemaintainedtoappropriateelectricalmeterconventions.AEPSCwillundertakeazonecodingstudytoensureindicatorzonecodingisappro-priatelyapplied.TobecorrectedTobepartiallycorrectedTobecorrected5.1-47Moatzonemarkingsusedarenot0conspicuousanddistinctlydif-ferentzones6523a6516aIllAEPSCwillundertakeazonecodingstudyandwillmodii'yzonecodesasappropriatesothatcodesaredistinctfordifferentzones.Tobecorrected5.1-48Nonstandardandinconsistent0abbreviationsareusedforlegendlights6533b6III-SLegendlightswillbere-engravedusingcorrectabbreviations.Beingcorrected

DISPtAYS(Continued):""CLO/HEDASSESSMENTSUMMARYCLO/HEDNumberSubjectMethodNUREGAssessmentRefCategoryReviewDispositionStatus/Remarks5.1-49AIIscalemultiplierlabelsarenot0clearlydesigned8conspicuouslylocated6512c6514f654lcillManyscalesaretobereplaced,wherepossibleonly103and10bwillbeused.Tobecorrected5.1-50Printingondisplayfaces06'6514c,d,eIII-SMessageswillbemodifiedusingstandardabbreviationsandbolderengraving.Tobecorrected5.1-51Notrvertlcaldisplaynumerals06524a6521bBoronInjectionTankTemperatureistobecorrected.HydrogenRccombinerTemp.metersareeasilyread.Nochangeisneeded.Tobcpartiallycorrcctcd5.1-52Inadequatedisplaycontrast/channelidentification06513cl6542b26715aIdentifiedscaleswillbereplaced;Indi-catorlightswillbecleanedandletteringrepaired;andbulbsand/orlightcircuitswillberepairedasneeded.Beingcorrected5.1-53Non-legendindicatorlightstoodimM6(06532b6531b6531d5.1-54Somenon-legendindicatorlights0alertoperatortounfavorablestatusIVPlantmaintenancewillinvestigatetoodimlightsforcorrection.Grounddetectorbulbsglowinproportiontoalnountofcurrent.Theseonlyneedtobe,seenwhenglowingbrightly,shouldbedimnormally.Thereisanadministrativeprocedurebywhichoperatorswalkboardstocheckforloosebulbs.FirstitemlistedisalightfortheOilHeaterwhichindicatesheaterison.Thisisnotanunfavorablestatus.Theremainderofthestatuslightslistedarealarmedontheannunciatorsystem.BeingcorrectedNoactionneeded 0

LABELSCLO/HEDASSESSMENTSUMMARYCLO/HEDNumberSubjectMethodNVREGAssessmentRetCategoryReviewDispositionStatus/Remarks6.1-1Componentsnotlabeledclearlynorappropriately661166356632b,cAEPSChasinitiatedalabeling,demarca-tion,andmimicstudy.Thestudywillincluderelabelingofcomponents,hierarchicallabels,additionofdemarcationlinesandcorrectionstomlmics.Thepresentdiscrepancyisbeingincludedaspartofthcstudy.Beingcorrected6.1-2PositionlabelsnotvisibleduringcontrolactuationldcO662le6624c6638cIII-SDiscrepancyisincludedaspartofthclabelingstudy.Tobecorrected6.1-36.1-46.1-5LabelsdonotdescribeequipmentIfunctionsIaboisdonotspecifywhatactionIisintendedUnconventionalcolorcodingusedIonindicators6631a6632a651b01,2III-SDiscrepancyisincludedaspartofthclabelingstudy.Discrepancyisincludedaspartofthelabelingstudy.Astudywillbcperformedofcolorcodingusedthroughoutbothcontrolroomstomatchcolorswithappropriateusagemeanings.Tobcincludedaspartoflabeling,demarcation,andmimicstudy.BeingcorrectedBeingcorrectedTobecorrected6.1-66.1-7Terms6tabbreviationsusedinlabelingarenotstandardizedInadequatelabelingonREGnullmeter06632d6631aDiscrepancyisincludedaspartofthelabelingstudy.Discrepancyisincludedaspartofthelabelingstudy.BeingcorrectedTobecorrected 0

lABELS(Continued)CLO/IIEDASSESSMENTSUMMARYCLO/HEDNumberSubjectMethodNUREGAssessmentRefCategoryReviewDispositionStatus/Remarks6.1-8Somedisplaysdonothaveaparameterand/orunitslabelllkO6611Ill-SDiscrepancyisincludedaspartofthelabelingstudy.Tobecorrected6.1-9InconsistentrecorderchannelidentificationmethodsISO6611Discrepancyisincludedaspartofthelabelingstudy.Beingcorrcctcd6.1-106.1-11Therearesomerelatedcom-ponentsthatuselabelswithdis-similarcontentsMostmajorsystems/operatorworkstationsarenotlabeled0066116633b6612alIll-SDiscrepancyisincludedaspartofthelabelingstudy.Majorsystems/workstationswillbelabeledaspartofCRrelabeling>demarcationandmimicstudy.BeingcorrectedCorrected6.1-12Mostsubsystemsorfunctionalgroupsnotlabeled06612a2III-SSubsystemsand/orfunctionalgroupswillbelabeled,asappropriate,aspartofoverallCRrelabeling,demarcation,and-mimicstudy.Corrected6.1-13LabellettersizesarenotalwaysM6rO6612bgraduatedaccordingtohierarchi-callevelsLabellettersandnumberswillberesizedaccordingtoguidelinerecommendations(partofCRrelabelingeffort).Includeinlabeling,demarcation,andmimicstudy.Beingcorrected6.1-14Componentlabelsarenotplaced0abovethepanelelementtheydescribe6621ABABPSChasinitiatedalabeling,demarca-tion,andmimicstudy.Thestudywillincluderelabelingofcomponents,hierarchicallabels,additionofdemarcationlinesandcorrectionstomimics.Thepresentdiscrepancyisbeingincludedaspartofthestudy,labelswillbeplacedabovepanelelementsasspacepermitsandunlesslabelswouldbemoredifficulttoscebecauseofheightofcomponents.Beingcorrected lABELS(Continued)CLO/HEDASSESSMENTSUMMARYCLO/HEDNumberSubjectMethodNUREGAssessmentRefCategoryReviewDispositionStatus/Remarks6.1-156.1-16AfewadjacentlabelsnotseparatedbysufficientspaceSomelabelsnotadequatelymountedtopanels/componentsurfaces06621f6642d26622a:-Discrepancyisincludedaspertofthe'abelingstudy..,Discrepancyisincludedaspartofthclabelingstudy.BeingcorrectedBeingcorrected6.1"176.1-186.1-196.1-206.1-21CurvedlabelingsometimesusedMimiclinescovered/obscuredbyJ-handlesSomelabelsareobscured/hiddenbycomponentsAfewlabelmessagesarenotdirectLabelsareinconsistentIntheiruseofwords,acronymsandabbreviations000006623b6624b6624b6632c6433b46633bIVivAlllabelinginquestioniseasilyreadandmostofthisnaturewouldbeverydiffi-culttochangewithoutorderingnewcom-ponentsorcomponentscalefacesandescutcheons.Allwerecarefullyreviewedtoensuretheycouldbereedeasily.Discrepancyisincludedaspartofthclabelingstudy.DiscrepancyisIncludedaspartofthelabelingstudy.Discrepancyisincludedaspartofthclabelingstudy...DiscrepancyIsincludedaspartofthe~.labelingstudy.NoactionneededCorrectedBeingcorrectedBemgcorrectedBeingcorrected6.1-226.1-23SymbolsarenotconsistentlyusedacrossandwithinpanelsSomefunctionalcontrolswitchpositionsarenotlabeled06633b66385III-SDiscrepancyisincludedaspartofthelabelingstudy.II.Discrepancyisincludedaspartofthelabelingstudy.BeingcorrectedTobecorrected LABELS(Continued)CLO/HEDASSESSMENTSUMMARYCLO/HEDNumberSubjectMethodNUREGAssessmentRefCategoryReviewDispositionStatus/Remarks6.1"24Somecomponentlabelshavemis-0spelledwords/misprintednumerals6632fDiscrepancyisincludedaspartofthelabelingstudy.Beingcorrected6.1-25Characterheightsarenotsamesizeforalllabelswithinsamehierarchicallevels.06641a2Characterheightswillbethesameforalllabelswithinthesamehierarchicallevel,spacepermitting.Includedaspartoflabeling,demarcation,andmimicstudy.Beingcorrected6.1-26Variouslabelsuselightcharacters0onadarkbackground664lblAEPSCwillrelabelthecontrolroom,butisgoingtocontinuetheuseofblacklabelswithwhitecharactersasistheconventionforalltheirplants.Thelabelmaterialpurchasedismorereadableandisnotlikelytofillwithdirtonverticalpanels,sinceitusesamuchthinnerblackveneerthanpreviouslyusedmaterial.Beingpartiallycorrected6.1-27Afew)abelsdonothaveallcapi-0talletters6642alDiscrepancyisincludedaspartofthelabelingstudy.Beingcorrected.6.1-28Afewmimicsdonothavetheirflowdirectionsindicated06664b3IVOnRHRpanelthatwhichisdepictedisnotatruemimic,linesmerelyindicateinterconnectedness,thereisnoactualflow.Also,onelectricmimicsflowcangoineitherdirections,sodirectionofflowlinesarenotappropriate.Noactionneeded6.1-29Temporarylabelsareusedaspermanentlabels06651aDiscrepancyisincludedaspartofthelabelingstudy.Beingcorrected lABELS(Continued)CLO/HEDASSESSMENTSUMMARyCLO/HEDNumberSubjectMethodNUREGAssessmentRelCategoryReviewDispositionStatus/Remarks6.1-30Temporarylabelsdonotconformtohumanengineeringprincipals06651bDiscrepancyisincludedaspartofthelabelingstudy.Beingcorrected6.1"31Ta~utssometimesarenotsecurelymounted06651eAdministrativecontrolsarenowinplaceandwillbcenforcedtoensuresecureattachmentoftags.Beingcorrected6.1-32Ta~utssometimesobscureadjacentdevicesottheirassoci-atedlabels6651hTagsarenowsmallerwithinstructionsoninstallationprovided.Topreventobscuring,themethodofsecuringtagswaschangedsotheydonothangdownasfarasbei'ore.Corrected6.1"33Demarcationlinesseldomused06662aDiscrepancyisincludedaspartofthelabelingstudy.Corrected6.1-34Somemimiclinecolorsdonotconformtothoserecommendedbyguideline6664alI.Discrepancyisincludedaspartofthelabelingstudy.Corrected6.1-35Somemimiclinecolorsarenotdiscriminablydifferentfromothers06664a2DiscrepancyIsincludedaspartofthclabelingstudy.Corrected6.1-366.1-37InadequatecontrastbetweenpanelandpanelmimiclinesSomemimiclinesarenotcon-sistentlycolorcoded006664a36664a4Discrepancyisincludedaspartofthelabelingstudy.Discrepancyisincludedaspartofthelabelingstudy.CorrectedCorrected

LABELS(Continued)CLO/HEDASSESSMENTSUMMARVCLO/HEDNumberSubjectMethodNUREGAssessmentRefCategoryReviewDispositionStatus/RemarkscjoyI6.1-386.1-396.1-406.1-416.1-426.1"43Mimiclinewidthshavenocon-sistentmeaningSomemimiclinesdonotfullyextendtocomponentsSomemimicbeginning8endpointsarenotidentifiedDemarcationnotusedtosub-4ividelargecomponentmatricesSomecontinuousrotarycontrolsdonothavedirectionofmotionindicatedSomelabelsarenotplacedclosetorelatedcomponents0000006664bl6664bS6664b46664bS6832426638b6621dIII-SIII-SDiscrepancyisincludedaspartofthelabelingstudy.DiscrepancyIsincludedaspartofthelabelingstudy.Discrepancyisincludedaspartofthelabelingstudy.Discrepancyisbeingincludedaspartofthelabelingstudy.The4irectionforthevalveopeningistobegivenonvalvecontrols.Labelswereappliedtoindicatedirectionofcontrolmotiontoopenvalve.Discrepancyisbeingincludedaspartofthelabelingstudy.CorrectedCorrectedCorrecte4Corrccte4CorrectedBeingcorrected6.1-44Somedisplayshavewornsurfaces16(06611PlantmaintenanceIstoaddressthisproblembyrepairingorreplacingwornsurfacesasneeded.Tobecorrected6.1-46Somelabelslocatedaboveeyelevelarenotclearlyvisible06.1-45Varioustypesoflabelsarevertl-0cal6623a26621cIVVerticallabelswillbercviewcdandcorrectcdaspossible.ThclabelingonJ-handlerotarysandonprocesscontrol-lersisreadable,butthesewillberevicwcdfurtherforpossibleimprove-mentsinlabelingstudy.Discrepancyisincludedaspartofthelabelingstudy.TobepartiallycorrectedBeingcorrected LABELS(Continued).,CLO/HEDASSESSMENTSUMMARYCLO/HEDNumberSubjectMethodNUREGAssessmentRefCategoiYReviewDispositionStatus/Remarks6.1-47Somecomponentsdonothavelabelsthatdescribetheirfunction0clearly6631aDiscrepancyisincludedaspartofthelabelingstudy.Beingcorrected6.1-48Parameter/unitslabelsdetractfromorobscuredisplayscales06624aDisplayscaleswillbereplacedsuchthatscalenumbersarenotobscured.Parameter/unitdesignationswillbecon-sideredinlabeling,demarcation,andmimicstudy.Tobecorrected6.1-49Severalcomponentsdonothavea0componentlabel6612a3Discrepancyisincludedaspartofthelabelingstudy.Beingcorrected6.1-50Somelabelsanddisplaylegendsuseromannumerals06634eDiscrepancyisincludedaspartofthelabelingstudy.Tobecorrected6.1-51Somedisplayshaveparameter/unitlabelsthataredifficulttoreadorrecognize066116641alIII-SDiscrepancyisincludedaspartofthelabelingstudy.Tobecorrected6.1-52Someredundantlabelsused06612a4Summarylabebwillbeaddedandcomponentswillberelabeled,butslightredundancywillbemaintained.OnverticalpanelswheresummarylabelIsattop,itismorclikelysummarylabelwillbecomedisassociatedfromcomponentlabel.Alsosomeredundancyreducesnegativetransferandmakesiteasiertomatchcontrolboardlabelswithwrittenprocedures.Tobepartiallycorrected6.1-53SomelabelshaveInsufficientspacingbetweenwordsMikO6642d2III"SDiscrepancyisincludedaspartofthelabelingstudy.Beingcorrected

LAIIELS(Continued)CLO/HEDASSESSMENTSUMMARYCLO/HEDNumberSubjectMethodNUREGAssessmentRctCategoryReviewDispositionStatus/Remarks6.1-54Labelsobscure/detractfrominformationsources06624a)bDiscrepancyisincludedaspartofthelabelingstudy.Tobecorrected6.1-55SomelabelsdonothavesufficientMdcO6642dlspacingbetweencharactersDiscrepancyisincludedaspartofthelabelingstudy.Beingcorrected6.1-566.1-576.1-58ThereisinsufficientspacebetweenlinesofsomelabelsSomelabelshaveinsufficientcharacterheightbaseduponviewingdistanceSomelabelsarenotvisibletooperatorduringcontroluseMAO6642d3MAO6641alIt%06624c6445d2Discrepancyisincludedaspartofthelabelingstudy.Discrepancyisincludedaspartofthelabelingstudy.Theexamplesgivenonlyappeartobeaproblemduetophotomosalcphotoangle,buttheCRwillbereviewedforotherswithaproblem.Willbeincludedinlabeling,demarcationRmimicstudy.BeingcorrectedBeingcorrectedTobecorrected6.1-59Functionallygroupedcomponent0groupsareseldomlabeledforidentification6637aIII-SDiscrepancyisincludedaspartofthelabelingstudy.Corrected6.1-60Danger,safetyandwarninglabels0donotconformtostandards6639bInformationlabelsaretobereviewedanddanger,safetydcwarninglabelsreplacedwithlabelsthatareinaccordancewithhumanengineeringandsafetystandards.Beingcorrected6.1-616.1-62Ta~utsdonotalwaysclearlyidentifycomponentsVarioustypesoflabelsdonotfollowgoodHFEprinciples006651d6611Administrativeprocedureisnowinplacetoensureproperuseoflabels/tags.Discrepancyisincludedaspartofthelabelingstudy.CorrectedBeingcorrected P'0 tAOELS(Continued)CLO/HEDASSESSMENTSUMMARyCLO/HEDNumberSubjectMethodNUREGAssessmentRefCategoryReviewDispositionStatus/Remarks6.1-63ColorcodingschemcoflabelinglsI&O6663IInotconsbtentDiscrepancyisincludedaspartofthelabelingstudy.Tobecorrected6.1-64Inconsistentpositionlabeling6611Discrepancyisincludedaspartofthelabelingstudy.Tobccorrected6.1-65LabelsnotperiodicallycleanedIiko6624dLabelsarecleanaftertenyears.Opera-tionswillreviewthisandtakeappropriateactiontoensurethatlabelsremainclean.Tobecorrected6.1-66Proceduresandlabelsdonotuse0consistentnomenclature6633cIII-SDiscrepancyisincludedaspartofthelabelingstudy.Beingcorrected6.1-676.1-68Somelabelshaveimpropercharacterwidth-to-heightratioSomelabelcharactershaveimproperstrokewidth-to-heightratioMikO6642bMikO6642cDiscrepancyisincludedaspartofthelabelingstudy.Discrepancyisincludedaspartofthelabelingstudy.BeingcorrectedBeingcorrected6.1"69Temporarylabelsobscureperma-0nentlabels6651cIII-SDiscrepancyisincludedaspartofthelabelingstudy.Tobecorrected6.1-70Ta~utssometimesobscurelabels06651fIII-STagoutsarenowsmaller.SeeHEDII6.1-32.Corrected6.1-71LackofadministrativeandreviewDproceduresfortemporarylabelcontrol6652a,bIII-SUncontrolledtemporarylabelsaretoberemovedandreplacedwithpermanentlabelswhereappropriate.Operationsstandingorderf36hasbeenwrittenforadministrativecontroloftemporarylabels.Beingcorrected 40 COMPUTERCLO/HEDASSESSMENTSUMMARYCLO/HEDNumberSubJectMethodNUREGAssessmentRelCategoryReviewDispositionStatus/Remarks7.1-17.1-2ComputerresponsetooslowPaperJamsdrribbonbunchesuporcomeslooseoncomputerprinterIdrO6717ISO6731eIVThcP-250ProcessComputerplanscallI'orreplacementwithin5years.Whenreplaced,allapplicableguidelineswillbeconsideredincludingincreasedrapidityofresponses.Printershavebeenchanged,arenowhighspeedwithprintballs.Instructionsforotherexpendableswillbeprovided(secIIBDH7.1-19).TobecorrectedCorrected7.1-33RMSCRTsaretooslowandone16rO6717aunittiesuptheotherunitPresentplansaretoreplaceRMSCRTsin1987.Tobecorrected7.1-47.1-5Keyboardstooslowanddon'alwaysacceptsignals6714Cannotmatchassociatedannunci-IIsrO6732fIatorswithcomputeralarmsTheP-250ProcessComputerplanseallforreplacementwithin5years.Whenreplaced,allapplicableguidelineswillbeconsideredincludingincreasedrapidityofresponses.Alarmmessagewordingistobecon-sideredduringcomputerreplacement,tobescheduledwithin5years.Itisnotfeasibletomodifymessageonpresentsystemduetolimitedmemorycapacity.TobecorrectedTobecorrected7.1-6ComputerdialoguedifficulttolearnIlkO6712a2Referencematerialswillbereviewedforimprovements.Tobecorrected7.1-7Computersystemprocedurestoocomplex6roperatortrainingisinadequate16rO6718Referencematerialswillbereviewedforimprovements.Tobecorrected

COMPUTER(Continued)CLO/HEDASSESSMENTSUMMARYCLO/HEDNumberSubiectMethodNUREGAssessmentRefCategoryReviewDispositionStatus/Remarks7.1-8ComputeraudiblealarmnotusedI&06725klbecauseItsannoyingAudiblealarmisnotessentialbecausecomputerisaduplicateorbackuptoalarmsthatarcontheannunciatorsorsequenceofeventsrecorder.Allessen-tialalarmsareontheannun.system(1500drops).Plantwillinvestigateperma"nentlydisablingaudiblecomputeralarm,sincesomeplantsetpointshavechangedandtheP-250haslimitedcapabilitytoacceptchanges.Tobepartiallycorrected7.1-97.1-10'7.1-117.1-12RMSCRTscreenglareCRTdislaycontrolsareinsuf-ficientCRTdisplaylackspunctuationmarks(periods)Useofnonstandardfields006Z21a>b6721h6724k67241IVCRlightingistobemodifiedperHEDII.5-2toreduceglare.ThisshouldalsoreduceglareonthcCRTs.Engineeringreviewisinprogresstoreplaceequipmentin1987.Engineeringreviewisinprogresstoreplaceequipmentin1987.Engineeringreviewisinprogresstoreplaceequipmentin1987.BeingcorrectedTobecorrectedTobecorrectedTobecorrected7.1-13CRT-incompleteerrormessages06726gEngineeringreviewisinprogresstoreplaceequipmentin1987.Tobecorrected7.1-14CRT-activitycompletionfeed-0back67261III-SFnginceringreviewisinprogresstoreplaceequipmcntin1987.Tobecorrected7.1-15CRT-nonstandardcolorcode06727kl67271Engineeringreviewisinprogresstoreplaceequipmentin1987.Tobecorrected

~~~COMPUTERIContinued)CLO/HEDASSESSMENTSUMMARyCLO/HEDNumberSubjectMethodNUREGAssessmentRefCategoryReviewDispositionStatus/RemarksZ.1-16Processcomputer-Inconsistent0colorcode6516d2TheP-250ProcessComputerplanscallI'orreplacementwithin5years.Whenreplaced,allapplicableguidelineswillbeconsideredincludingcolorcodingofindi-catorlightsandpushbuttonsonthecon-soleaswellasindisplays(Ifcolorisusedindisplays).Tobccorrected7.1-17InadequatesoftwaresecurityISO6711aTopreventinadvertentsoftwarechanges,operatortrainingwillbeimproved.Com-putergrouphasbackupsoftwaresoitcanbereplacedii'eletedfromP-250.TobepartiallycorrectedZ.l-18RMSCRT-hardcopycapability06731b1Thefeasibilityofinstallinghardcopycapabilityhasbeeninvestigatedandplanscallforhardeopycapabilityin1987replacement.Tobecorrected7.1-19LackofInstructionsforreplacing0computerprinterexpendables6731e3Assuggestedinstructionswillbeprovidedforreplacingcomputerprinterexpend-ables.AlsoseeIIEDEZ.I-2.Tobecorrected7.1-20DatapointIndices67181c,dIll-SAcrossindexoffrequentlyusedandrapidlyneededparameterswillbepro-videdinacondensedform.Tobecorrected7.1-21Obscuredcomputerprintouts06731I'4IVCovercleaningisnowincludedingcncralCRandrecordercleaningprogramwhichiscurrentlyinforce.Printercoversarcnotusedforstorage.Theoccasionalbookiseasilyremoved.Corrected

COMPUTER(Continued)"CLO/HEDASSESSMENTSUMMARYCLO/HEDNumberSubjectMethodNUREGAssessmentRetCategoryReviewDispositionStatus/Remarks7.1-22Computerinabiitytorecordallannunciatoralarms06732a2IIITheP-250ProcessComputerplanscallI'orreplacementwithin5years.Whenreplaced,allapplicableguidelineswillbeconsidered.Plantalsohasadedicatedtripsequencerecorder.ThepresentP-250isusedtoduplicateandcomplimentmanyofthctripsequencerecorders.Tobccorrected7.1-23Lackofprovisionsforcomputer0printoutrequestsbyalarmgroups6732cTheP-250ProcessComputerplanscallforreplacementwithin5years.Whenreplaced,allapplicableguidelineswillbeconsideredincludingprovisionsforcom-puterprintoutsbyalarmgroup.Tobccorrected7.1-24Printoutcolumnsnotseparatedintogroups06733d2TheP-250ProcessComputerplanseallforreplacementwithin5years.Whenreplaced,allapplicableguidelineswillbeconsideredincludingseparatingprintoutcolumnsintogroupsoffive.Tobecorrected7.1-25Computererrorcorrection6713dIVTheP-250ProcessComputerplanscallforreplacementwithin5years.Whenreplaced,allapplicableguidelineswillbeconsideredincludingcorrectionofIndi-vidualkeystrokewithoutaffectingvalidentries.Tobecorrected7.1-26Shiftedspecialfunctionkeyboard0keys6715dsTheP-250ProcessComputerplanseallforreplacementwithin5years.Whenreplaced,allapplicableguidelineswillbeconsideredincludingseparatekeysfornumericalentryvs.specialfunctions.Tobecorrected COMPUTER(Continued)CLO/HEDASSESSMENTSUMMARYCLO/HEDNumberSubjectMethodNUREGAssessmentRelCategoryReviewDispositionStatus/Remarks7.1"27Outputtextusesabbreviationsandcontractions06712c36731cTheP-250ProcessComputerplanscallforreplacementwithin5years.Whenreplaced,allapplicableguidelineswillbeconsideredincludingthoserestrictinguseofabbreviationsandcontractions.Tobecorrected7.1-28Computerlacksvisualfeedback07.1-29Printouttablesnotalwaysclearly0readable6714h6733dlIVTheP-250ProcessComputerplanscallforreplacementwithin5years.Whenreplaced,allapplicableguidelineswillbcconsideredincludingtheadditionofaCRTforvisualfeedbackofkeystrokes.PrintoutsectionshownonHEDisananomaly.Thetrendiklogareshownonthesameprintout.Thisonlyhappensifoneprinterfailswhichisarareoccurrence.However,readability&:clarityofdislayswillbeconsideredwhenP-250isdueforreplacement.TobecorrectedTobecorrectedZ.1-30Useofno~elevantkeyboardkeys7.1-31LackofpromptingfeatureforoperatorrequestsIikO6Z14i6713a,bIV.TheP-250ProcessComputerplanscallforreplacementwithin5years.Whenreplaced,allapplicableguidelineswillbeconsideredincludingkeyboarddesign.However,keysnotusedbyoperatorsonpresentP-250arcusedbythecomputerspecialists.TheP-250ProcessComputerplanscallforreplacementwithin5years.Whenreplaced,allapplicablcguidelineswillbeconsideredincludingthoseregardingpromptingfeatures.TobecorrectedTobecbrrected CONVENTIONSCLO/HEDASSESSMENTSUMMARYCLO/HEDNumberSubjectMethodNUREGAssessmentRefCategoryReviewOispositionStatus/Remarks8.1-1Consistentanddistinctiveenhancementtechniquesarenotalwaysusedtocodeemergencycontrols06813dThePartLengthRodStopisnolongerusedandisbeingconsideredforremoval.Fortherestoftheitemslistedconsistentanddistinctiveenhancementswillbeappliedasneeded.Doingcorrected8.1-2CD8.1-38.1-4indicatorlightsarenotreadilydistinguishablefrompushbuttons0Variouscomponentsarenotlaid0outInalogicalleft-to-rightortop-to-bottomorderSomerecurringfunctionalcom-0ponentgroupsaremirrorImaged6823a,b6433a6822aTheselectorswitchesontheSGpanelhavebeenrearrangedandrelabeled.Theremainingcomponentswerereviewedforcriticalityofuscandastowhetheranimprovedlayoutwasfcasiblc.Itwasdeterminedthatcriticalityofcomponentsislowandthatanyfeasiblerearrangementswouldbemoremisleadingthanpresentlayouts,e.g.,byintroducingsuchproblemsaspartialmirrorimage.AtD.C.Cookthefunctionallabelsiden-tifywhetherlightsarcpushbuttons.Functionallabelswillbereviewedandmodifiedtoclarifyifindividualitemshavepushbuttonfunctions.TheAssessmentTeamdiscussedeachitemlistedandresolvedthemasfollows:l.TheselectorswitchesontheSGpanelhavebeenrearrangedasappropriate.2.The4controlsontheSGpanelwillbereviewedforrcarrangcmcntasappro-priate.3.The4controlsontheHotShutdownpanelwillbcreviewedforrearrange"mentasappropriate.TobepartiallycorrectedTobecorrectedTobepartiallycorrected 0

CONVENTIONSCLO/HEDASSFSSMENTSUMMARYCLO/HEDNumberSubjectMethodNUREGAssessmentRefCategoryReviewDispositionStatus/Remarks8.1-4(Cont'd)8.1-5Sometimesmorcthanfivesimilar0componentsarelaidoutinanunbrokenroworcolumn6832cl,2IV4.Anengineeringreviewwilldeterminerearrangementand/orrelabeling,probablytoEast/Westasperfunc-tionallyrelatedcomponents.5.Fortheremainderoftheitemslisted,criticalitywaslowandeithertheyalreadywerclaidoutinappropriatefunctionalorstereotypicfashionorrearrangementwasnotI'easible.Roworcolumnsofcomponentswillbeseparatedbydemarcationwheredesirableandappropriate.Corrected8.1-6Red,greenandamber(yellow)are0notalwaysusedInaccordancewithguidelinerecommendations6516c2III-SColorcodingintheCRwillbereviewedandhardwarechangedwherepracticalandnecessary.Beingcorrected8.1-7Allannunciatorresponsecontrols0arenotadequatelycoded6342bIV.Tosilencealarmstheoperatormustpresstheindividualalarmwindows.TheResetandTestbuttonsareprominentlyandconsistentlylocated(codedbyposition)oneachoftheAnnun.panels.Eachisclearlylabeled"RESET"or"TEST".Pos-sibilityoferrorisextremelylow.Noactionneeded8.1-88.1-9Sometimescolorcodingisusedin0whicheasecolordoesnotprovideredundantInformationInconsistentmeaningofcolors6516a6516dNoneColorcodingintheCRwillbereviewedandhardwaremodifiedwherepracticalandnecessary.CLOisredundant,see8.1-11whichcontainsallpertinentinformation.BeingcorrectedNotanIIED,combinedwith8.1-11

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CONVENTIONSCLO/HEDASSESSMENTSUMMARYCLO/HEDNumberSubjectMethodNUREGAssessmentRefCategoryReviewDispositionStatus/Remarks8.1-10Afewcontrolslackcontrolcodingconsistency0'6422III-SColorcodingintheCRwillbereviewedandhardwaremodifiedwherepracticalandnecessary.Tobecorrected8.1-118.1-128.1-13Somecolorsareusedthatdonothavenarrowlydefined/consistentmeaningsLabelcontentsnotadministra-tivelycontrolledControlroomabbreviationsandacronymsarenotstandardized06516cld6422f6633a6334d6712c3III-SColorcodingintheCRwillbereviewedandhardwaremodifiedwherepracticalandnecessary.Alistofstandardizednames,acronyms,abbreviations,andpert/systemnumbersisnowavailableandcontrolledbyAEPSCengineering,andisinuseattheplantforCRrelabeling.CRnameplates,annunciatortilesandinformationlabelsarctobereplacedwithoneswhichusecorrectabbreviationsandacronyms.SoftwaremodificationwillbcconsideredinP-250replacement.EOPswillreflectcontrolboardlabels.BeingcorrectedCorrectedBeingcorrected

90-INFORMATION/INTEGRATIONCLO/HEDASSESSMENTSUMMARYCLO/HEDNumberSubjectMethodNUREGAssessmentReiCategoryReviewDispositionStatus/RemarksCJIIco9.1-19.1-2Noadministrativeprocedurescontrollinguseofsharedequip-mentVisualdislaysnotprovidedtomeetalltaskrequirements613lc56511bThereisnolongeranysharedequipmentcontrolledfrombothCRs.AnalyseswillbeconductedtoassessAppendixRequip-mentofmajorsafetyimportance.Administrativeprocedureswillbewrittenasnecessary.AnSRTAhasbeenperformed.Informa-tionrequirementswereidentifiedandthoserequirementswerecomparedtotheCRdisplaystodetermineiftaskrequire-mentsaremetforemergencysituations(SeeVlandV2seriesIIEDs).ContainmentsprayindicationwasreviewedintheSRTAandwasfoundtobea'dequate.TobecorrectedTobecorrected9.1-39.1-4Unnecessaryinformationdis-playedinCRControl/displayintegrationIspoor6511cIf>06912a691lcAnSRTAhasbeenperformedandunnecessarydisplaysidentified(seeHEDsVl-22andV1-23,alsosee4.1"4).96MWDemandand96MWarcrequiredfornorInaloperations.AsperHFrecommendationsallitemslistedwerecheckedagainstSRTAresultsandthoseidentifiedasimportantinSRTAweregivenappropriateattention.AllcriticalitemslistedonthisHEDwerefoundtobecoveredbyverificationandvalidationHEDs(VlandV2seriesHEDs)asfollows:I.101switchesandassociatedgaugesonRHRpanel(seeVI-IS,64).2.Aux.FeedPumpcontrolsandassoci-atedindicators(seeVl-53,54,67).3.IetdownIsolationvalvecontrols(seeV2-20).TobecorrectedTobepartiallycorrected

INFORMATION/INTEGRATION(Continued)CLO/HEDASSESSMENTSUMMARYCLO/HEDNumberSub)ectMethodNUREGAssessmentRelCategoryReviewDispositionStatus/Remarks9.1-4(Cont'd)4.AuxFeedValvecontrolkassociatedflowmeter(seeVl-53,67,10).5.Circuitbreakersfor600Vbuscrosstie(seeV2-1,Vl-2,45,46).6.IieetExchangerOutletValveControlsdrRHRFlowIndicators,PumpAmpIndicatorsdcassociatedalarms(seeVI-I8).7.ContainmentSpraycomponents(seeV1-64).8.RHRLetdownvalvecontroldtLetdownflow,pressureindication(seeV1-18).9.Synchroniaingbusses(seeV2-1).10.IsolationswitchesSGI,2,3,4(seeV1-8,V2-7).11.SGfcedvalves6rassociateddisplays(seeV1-44,67).12.Pull-tcvstopreg.valves6tlevelindica-tor(seeVl-53,67).13.Heatexchangervalve6tbypassvalve(seeVi-64).14.CNTMTPurgeSupply6tExhaust(seeV1-60).ThcotherissueslistedwerenotIdentifiedasimportanttoemergencytasksintheSRTA.However,manyoftheseissuesareaddressedonotherHEDs.SeeadditionalexplanationinSection5.2.3.3.13.

INFORMATION/INTEGRATION(Corrtlnued)CLO/HEOASSESSMENTSUMMARYCLO/HEONumberSubjectMethodNUREGAssessmentRefCategoryReviewDispositionStatus/Remarks9.1-59.1-6hfewdisplaysarenotlocatedstoveassociatedcontrols0OperatorsmustconvertdisplayedIvalues6512b6922alIVAccumulatorlevelindicators,tech.spec.andproceduresarenowallinCubicfeet,soconversionisnolongerrequired.Engi-neeringreviewol'teamPeckingConden-serindicatorforUnit2isunderwaytoeliminateconversion.Elevationtopres-sureconversionisasimplecalculationwithnotimeconstraints,thereisnoneedtomodifyforebayindicator.1.Screenindicatorsaremasterindicatorsforall7screensandtheyarelocateddirectlyabovecontrols.26t3.OperationsandengineeringwillreviewswappingPZRlevelcontrolandrecorderselectors.4.Vibrationindicatorislocatedtothesideofthecontrols,theassociationisgoodandnochangeisneeded.5.DeltaTcontrolsarelocateddirectlyabovetherecorder,theassociationisgoodandnochangeisneeded.SeedetailedexplanationinSection5.2.3.3.14.TobepartiallycorrectedTobepartiallycorrected9.1-2Controlpositionsequencenotsameasdisplay06822a,b6912c1,2Thecontrolsanddisplayslistedwillbemodifiedsopositionsequencesmatch.Tobecorrected

VERIFICATIONOFTASKPERFORMANCECAPABILITYCLO/HEDASSESSMENTSUMMARYCLO/HEDNumberSubjectMethodNUREGAssessmentRelCategoryReviewDispositionStatus/RemarksV1"IPartlengthrodcontrolsystemis0nolongerused641lb65llcIVPartlengthrodcontrolremovalunderconsideration.TobecorrectedVl-2Busvoltmetersfor4KYBusIA,0IB,IC,IDhaveinappropriatescalerange6512dlIVScalechangesunderconsideration.TobecorrcctcdVl-3Steamlinepressureindicatorscale0unitsareinPSID.UnitsshouldbePSIG.6515dIVScaleswillbechanged.TobecorrectedV1-4Nosteamlinedifferentialpressure0indicator6511blievestatuslightswithlamptesttolightat100psid.Willre-engravewindows,usingapprovedacronymsandabbreviations,toclarifyfunctions.BeingcorrectedV1-5Operatorscannotreadsteamline0flowvaluerequestedinprocedure6512bAEPSCwillchangeproceduresooperatorisdirectedtolookatstatuslight"STEAMFLOWHI-Hinsooperatorhasappropriateguidance.BeingcorrectedY1-6VI-IV1-8ContainmentpressureindicatorscaledoesnotproviderequiredprecisionPressurizerprcssureindicatorscaledoesnotprovideadequateprecisionSGFRVisolationvalvecontrolsdonotlineupwiththeirrespectiveSteamGenerators006512b6512b681lbIVRecordersprovideadequatereadings.Theyarelocatedinsameareaateyeheight.Mctcrswillbczonecodedfornecessaryvalues.Zonecodingwillbeappliedonmeterswhereappropriate.FWisolationvalvecontrolswitchrearrangementdesignisinprogress.TobecorrectedTobecorrectedTobccorrected O

VERIFICATIONOFTASKPERFORMANCECAPABILITY(Continued)CLO/HEDASSESSMENTSUMMARYCLO/HEDNumberSubiectMethodNUREGAssessmentRelCategoryReviewDispositionStatus/RemarksVl-9AFPsteamsupplyvalvecontrols0notlocatedwithAPPcontrols6821aValvecontrolsareonthecorrectpanel,controlswillbehighlightedsotheycanbelocatedeasily.AlsoseeCLOV2-20.TobecorrectedVl-10NoflowindicatorfortotalAuxfeedwaterflow06511b.Operatorisonlylookingforapproximatevalue,iferroroccursrecoveryiseasy.AtotalAuxFWflowindicatorisnotneededforsafeoperation.NoactionneededVI-11VI-12SIpumpsdischargepressureIndicatorscalesnotidenticalNostatusindicationforcontainmentisolationPhaseAactuation06515d6511eAEPSCwillreplacescaleswithoneshavingpropermarkings.,StatuslightsarebeingconsideredtoprovideindicationofPhaseAisolationsignal.Note:thisisthesameasV2-12.TobecorrectedTobecorrectedVi-13I.abelsforcontainmentventilationfancontrolswitchesareincorrect06633cIVLabelswillbereplacedaspartoflabel'enhancementprogram.BeingcorrectedVI-14VI"15SteamlineradiationmonitorsindicationnotincontrolroomSteamGeneratorblowdownsamplelineradiationmonitornotincontrolroom006511b6511bNoneAsperERGbackgrounddocumentforplantswithoutsteamlineradmonitors,'levelswillbecheckedlocally.Thereareotherindicationsol'GTRavailable.Operatorprocedurebeingreviewedforcorrectnessandtrainingwillcoverthis.CLOisincorrect.Thereisappropriateindicationinthecontrolroom.NoactionneededNotanHED

VERIRCATIONOFTASKPERFORMANCECAPABIUTY(Continued)CLO/BEDASSESSMENTSUMMARYCLO/BEDNumberSubjectMethodNUREGAsscssmcntRelCategoryReviewDispositionStatus/RemarksVl-16Nosteamgeneratorpressurerecordersinthecontrolroom0651lbConsiderationisbeinggiventoaddingasteamgeneratorpressurerecording,possiblybyaddingapcntoSGlevelrecorder.TobecorrectedYl-17Vl-18Vl-19HydrogenignitorswitchesarelocatedonbackpanelsRHRflowindicatorsaremirrorimagedSGPORVcontrollersctpointsettingof1005psigcannotbedetermined00611b68336411a2IVActiontoturnonignitorsisnottimecritical.Threeoperatorsareincontrolroomandactiononlyrequiresafewseconds.ControlsareonpanelsA7andA8onsideofbackpanelsandcanbereadilyaccessed.AEPSCplanstorearrangeindicatorstoremovemirrorimage.AEPSCwillchangescaleto0-1200psigandinstallmarksonscalefornormalandemergencysettings.NoactionneededTobecorrectedTobecorrectedV1-20SteamlinepressureSlblockstatusindicationnotincontrolrocnl06511NoneCLOisincorrect,therelsastatuslightwhichprovidessteamlinepressure/Slblockresetstatus.NotanHEDYl-21Vl-22ContainmentambienttemperatureindicationnotavailableinthecontrolroomPeedpumpwarmingcontrolsnolongerused006511a6511b64llb6511cIVIVThisisnottheprimarymeans,butIsoneoffourlneansofdetectingleakage.Containmenttemperatureisavailableonsideofbackpanelsandcanbeeasilyaccessed.Othermeansarcreadilyavailable.Unusedcontrolsarebeingreviewed.ThosethathavenoimpendingusearebeingconsideredI'orremoval.AlsoseeCLO4.1-4.NoactionneededTobecorrected

VERIFICATIONOFTASKPERFORMANCECAPABIUTY(Continued)CLO/HEDASSESSMENTSUMMARYCLO/HEDNumberSubjectMethodNUREGAssessmentRelCategoryReviewDispositionStatus/RemarksV1-23Feedpumphydrauliccoupllngsno0longerused6411b6511cIVUnusedcontrolsarebeingrcvicwed.Thosethathavenoimpendingusearebeingconsideredforremoval.AlsoseeCi04.1-4~TobecorrectedV1-24FeedwaterisolationstatusIndicationnotavailableincontroltoom06lllaIVAEPSCwillreviewaddingstatuslight.TobecorrectedVl-25Slpumpdischargeflow.Operator0cannotread49or715gpmasrequired.6512aAEPSCisreviewinginstallingsquarerootextractorsSlflowsignalsandlinearscalesorindicatorstoprovideappropriatereadingresolution.TobccorrectedCrlV1-26IVl-27Vl-28Vl-29BoroninjectiontankflowindicationcannotbedeterminedduringlowflowconditionsBITheaderpressureindicatorscalerange,0-2500psig,isnotadequatePowerrangeneutronfluxrecordersscalesare0-100.Instrumentrequirementstablecallforscaletobe0-12096.NuclearrecorderNR-45requiredscaleIs10oto106.Recorderdoesnotgofullscaleat1060006512a6512d654lb6541c6541cIVIVAEPSCisreviewingaddingsquarerootextractorstoBITflowsignalsandlinearscalestoindicators.ActualinstrumentrangeIs0-2800psig,butscalemarkingismisleading.Maximumpressurecapacityis2586.ScalewillbemodifiedsoitIsmarked0-2800psig.Recorderchartsandscalesarebeingreviewedandwillbemodifiedasisappropriate.Usablescale,i.c.,upto106,Is8"longandiseasilyread.TobccorrectedTobecorrectedTobecorrectedNoactionneededVl-30Sprayadditivetankpressureindicatorscaleis0-10psig.Instrumentrequirementstablecallsforscaletobe0-12psig.06512dlIVTheemergencyresponserequirementthatNoactiorrneededthecriteriaisbasedupononlyrequiresverificationthatpressureisdecreasing.

VERIRCATIONOFTASKPERFORMANCECAPABILITY(Continued)CLO/HEDASSESSMENTSUMMARYCLO/HEDNumberSubjectMethodNUREGAssessmencStatus/RelCategoryReviewDispositionRemarksVl-31VI-32Y1-33RCSpressureindicatorscaleprecisiondoesnotmeetcriteriarequirementsRCSaveragetemperaturescalerangedoesnotcomplywithrequhemcntsRCSsubcoolingmonitorhasnoengineeringunitsdisplayed0006512a6512d36511bIVIVThesevaluesarenominalguidelinestakenfromsetpointdocuments.Operatoristrainedastothcacceptableregionandastowhcrcactionshouldbetaken.Zonecodingwillbeappliedonmeterswhereapplicable.AllrequiredreadingscanbereadonRCSTemperaturerecorders.Procedurehasbeenchangedtoreferencerecorders..AEPSCwilladdappropriateunitsoniindicator.TobecorrectedCorrectedTobecorrectedcnICDC>Vl-34YI-35VI-36RCShotandcoldlegtemperature0recordersscalesdonotproviderequiredprecisionPRTtemperatureindicatordoes0nothavethewordtemperatureontheindicatorengravingortheindicatornameplateRCSLoopflowindicationcannot0bereadaccuratelyatupperandlowerendsofthescale6512d6631a6512dIVIVIVValuesarenominalguidelinestakenfromsetpointdocuments.Operatoristrainedastotheacceptableregionandasto.whenactionshouldbetaken.Zonecodingwillbeappliedonmeterswhereapplicable.IndicatorsallhaveoForDegFprintedonscale.Ifscalesarechangedforotherreasons>then"Temp"willbeaddedtonounnameand"DRGF"toscaleportion.0-11096squarerootscaleisadequate.10096isnormalreading.Tripoccursat9096,thereisnoreasontoreed4096orbelowaccurately.TobecorrectedTobecorrectedNoactionneededVI-32RCPseelinjectionflowratecannotbedeterminedbelowsixgpnl06512a6512dIVSpecificreadingsbelow6gpmarenotrequired.Theemergencyresponseguidelinesthatthecriteriatableisbasedupononlyrequirereadingsof6gpmandabove.Noactionneeded VERIFICATIONOFTASKPERFORMANCECAPABIUTY(Continued)CLO/HEOASSESSMENTSUMMARYCLO/HEDNumberSub)ectMethodNUREGAssessmentRclCategoryReviewDispositionStatus/RemarksVl-38RCSletdownflowIndicationbelow50gpmcannotbedetermined06512a6512dIVThisrequirementistoverifythatletdownisinservice,i.e.,thatthereissomeflow.Nospecificvaluehastoberead.NoactionneededVl-39Excessletdownpressureindicator0engravinghastheword"Excess"as"Exces".6514dIVAFPSCwillcorrectspelling.TobecorrectedVI-40Vl-41PlantairheaderpressureindicatorPPI-10hasnoengineeringunitsshown0Labelunitsandunitsoncontrol0airpressureIndicatorsarenotconsistent6511b6514IVIVCalibrationstickerwillbemoved(coveringpartofmarkings).Operatorawareofunitsfromindicatormarknumber"PPI".PlacementofcalibrationstickersbyCikltechnicianswillbecontrolledbymemoortraining.Labelingwillbechanged(PSIvsPSIG)inscalemodificationprogram.BeingcorrectedBeingcorrectedVl-42Steamgeneratorpressureindicatorhasaresolutionof10psig.Instrumentcriterioncallsforaresolutionof5.06512a6512dConsiderationisbeinggiventoaddingaSGpressurerecording(seeVl-16)thiswouldmakepossibledeterminingsafetyvalveopeningpoints.TobecorrectedVl-43SteamlineflowIndicatorMFC1300doesnothaveengineeringunitsengravedonindicator6514IVAEPSCwilladdPPHtoscales.TobecorrectedVl-44Turbinedrivenauxfeedpumpspeedindicatorma)orscalemarkingsarenotconsistent06515cIVAEPSCwillfixscalemark'ingstoconformtoNUREG-0700recommendatlons.TobccorrectedVl-45Dieselgeneratorskilowattmeter0markingsarenotuniform6515cIVAEPSCwillfixscalemarkingstoconformtoNUREG-0700recommendations.Tobecorrected

VERIFICATIONOFTASKPERFORMANCECAPABIUTY(Continued)CLO/HEDASSESSMENTSUMMARYCLO/HEDNumberSub)ectMethodNUREGAssessmentRefCategoryReviewDispositionStatus/RemarksVl-46DieselgeneratorsA/BandC/Dtripsdisabledannunciatorsareindifferentlocationswithinitsannunciatorbox06333d2IVRearrangementofannunciatorgroupisunderreview.TobecorrectedVl-47CoreexitT/Cindicatorhasarangeof0-700oF.Instrumentrequirementscallforarangeof200-1200oF06512dNewrecordershavebeeninstalledinunitIwithrangeof200-2300oF.Willbeinstalledinunit2during10yearoutage.InmeantimecanreadTOOoFonprocesscomputer.BeingcorrectedVl-48PRTpressureIndicatorcannotbe0readtothedegreeofprecisionrequired6512dNoneCLOisinerror,actualresolutionneededis2.5;scalegraduationmarksare5andassuchresolutionis2.5.NotanBEDVI-49V1-50RCPCCWupperbearingflownameplatehasawordmispelledExcesscondensateletdownflow0recorderMR-26doesnothavethcunitslistedontherecorder66326511bIVAEPSCwillcorrect,l.e.,change"FOLW"to"FLOW".IVAEPSCisreviewingrecorderlabelingandwillfixasappropriate,i.e.,addunits.TobccorrectedBeingcorrectedV1-51Steamgeneratornarrowrangelevelindicatorsarenotidentifiedasnarrowrange06631aIVAEPSCwillfix,i.e.,labelnarrowrangeindicators"NR".TobecorrectedV1-52Calibrationlabelsareplacedsuch0thatpartoftherecorderscalelscovered6624aIVAEPSCwillcontrolstickerplacement(sceCLOVl-40)bymemoortraining.BeingcorrectedVl-53TheeastandwestMDauxiliaryfeedwaterpumpcontrolswitchesandammetersareatdifferentelu<atlonsonthecontrolboards06823IVRearrangcmcntoi'hispanel(SG)isunderreview.Tobecorrected e

VERIFICATIONOFTASKPERFORMANCECAPABILITY(Continued)CLO/HEDASSESSMENTSUMMARYCLO/HEDNumberSubjectMethodNUREGAssessmentRelCategoryReviewDispositionStatus/RemarksVl-54Vl-55Vl-56Yl-57AFWpumpsdischargepressureIndicatorshavearangeof0-1500pslg.Instrumentationrequirementtablecallsforarangeo!0to1760psig.EmergencypowerafnmetersdonothavemajorandminormarkingsBackupheatingboilerstatusinstrumentationrequirementnotmetincontrolroomLowsteamllnepressureSlactuationsignalblockcontrolswitchesdonotfollownormalconvention00006512dl6515c6llla6421IVIVhlaxlmumpossiblepumppressureis1580,not1760psig.Anyreadingabove1207psigindicatesthatappropriateflowisnotbeingdeliveredtosteamgeneratorswhichiswhatoperatorneedstoknow.ScaleswillbechangedtocomplywithNVREG-0700recommendations.Backupheatingboilernolongerused;proceduresaretobemodifiedtoeliminatereferencetocomponent.AEPSCwillmodifypositionlabelingto"unblock-block".NoactionncedcdTobccorrectedBeingcorrectedTobecorrectedVl-58Safetytraindesignation(TrainAorTrainB)notshownonsomeswitches06611IVAllarelabeledbysafetytrainatbottomofpanel(TrainAorB)exceptforFLXpanel.ThesewillhavetapeaddedbelowtheNSOvalveswitches.CorrectedYl-59Reactorandpressurlrerheadvent0valvenameplateshavethewordvalveabbreviatedYA.ThisIsnotconsistentwithotherabbreviations6633bIVAEPSCwillchangelabelingsoabbreviationsarcconsistent.BeingcorrectedVl"60SwitchesnotInmaincontrolroom06111a21.Statuslightsarcnotrequiredforsumppumpstoverifyflowisisolated.llowcver,achangetothepumprunningrecorderwasconsideredtofacilitateleakmonitoringandfoundtobeunnecessary.2.IteviewedaddingswitchtoCRforplantlightingtransformeranddeterminedthatitwasnotfeasible.Noactionneeded VERIFICATIONOFTASKPERFORMANCECAPABIUTY(ContinuedlCLO/HEDASSESSMENTSUMMARYCLO/HEDNumberSubjectMethodNUREGAssessmentRefCategoryReviewDispositionStatus/RemarksVI-60(Continued)3.HaveannunciatorCorpurgesupplyandexhaustfans,(sceCI.OV2-22).V1-61Vl-62Vl"63EngravedswitchpositionsdonotagreewiththoseintheemergencyproceduresCircuitbreakerpositionengravingsdonotmatchtheprocedurecallwutsValvenameplatecolorschemevaries(whiteonblackvsblackonwhite)0006633c6411c26633c6516IVIVIVTheEOPshavebeenrevisedtomatchswitchpositionlabelingandwillbcmaintainedassuch.TheEOPshavebeenrevisedtoagreewithswitchpositionlabelingandwillbemaintainedassuch.AEPSCwillchangeoddlabelstowhitelettersonblack(see6.1-26).CorrectedCorrectedBeingcorrectedV1-64Vl-65DischargevalvesCorthewestcontainmentspraypumparenotinnumericalorderContainmentpurgenumber2supplyCanandnumber2exhaustCancontrolsarelocatedatadlfCerentheightthanthenumber1fans006822a6822cIVRearrangingswitcheswouldresultInpartialmirrorimagingandpossiblenegativetransferoftraining.Theseswitchesarebeingreviewedforrearrangement.NoactionneededTobccorrectedVl-86V1-67Nameplatesfortheeastmainfeedpumptripandtripresetdiffer("East"vs"E").AFWflowcontrolvalveengravingsdifferincharacterheight.006634c6641a2IVIVLabelswillbecorrectedtoconformwithNUREG-0700recommendations.Labelswiltbecorrectedtohavesamesizelettering.BeingcorrectedBeingcorrectedVl-68Controlswitchtypedifferentforsamefunction.06641c2IVAEPSCwillchangeswitchestobeconsistent,i.e.,sothatswitchesareallthesamatype.Tobecorrected e

VALIDATIONOFCONTROLROOMFUNCTIONSCLO/HEDASSESSMENTSUMMARYCLO/HEDNumberV2-ISubjectElectricbusmimiccolorcodingdifficulttofollow.Method06664aNUREGAssessmentRefCategoryReviewDispositionElectricalmimiclinesandmimiclabelinghavebeencorrected.Status/RemarksCorrectedV2-2V2-3Turbineloadlimitercontrolhasnolabel.BITflowIndicatorscalerangeIsnotappropriate.066116515eIIILabelwillbeaddedaspartofthelabelingenhancementproject.NoneCLOisredundant,secV1-26.BeingcorrectedNotan)iED,combinedwithVl-26V2-4V2-5OnepressurizerpressureindicatorIsspacedapartfromthe3others.Containmentpressurereliefvalvesandcontainmentfancontrollocation069126661IVThe3indicatorslocatedtogetherhaverelatedfunction(controlchannels);theotherisprotectionchannelonly;i.e.,indicatorsarescparatcdforapurpose.Panellayoutisunderreviewwithintentofrelocatingcontainmentpressurecontrols.Panelwillalsoberelabeledaspartoflabelenhancementprogram.NoactionneededTobecorrectedV2-6SteamgeneratorPORVshaveno0positionindicatinglightsonthevalvecontrols6445dAdditionofPORVpositionindicatorsisbeingconsidered.TobecorrectedV2-7FWisolationvalvecontrolsarenotsequentialanddonotlineupwithSGs.069216922NoneCLOIsredundant,seeV1-8.NotanHED,combmedwithVl-8V2-8Noreactortripbreakercontrols0onmaincontrolboards6411NoneCLOoriginatormisinterpretedfunctionalNotanHEDrequirements.ReactortripbreakersarenotrequiredlnCR.

C',~S VAUDATIONOFCONTROLROOMFUNCTIONS(Continued)CLO/WEDASSESSMENTSUMMARYCLO/HEDNumberSub)ectMethodNUREGAssessmentRefCategoryReviewDispositionStatus/RemarksV2-9Y2-10Voltageregulatorswitchpositions0arelabeled"off-teston."Shouldbelabeled"ManPest-Auto".Procedurecallsfortransferofunitauxiliarypowerfrom"Normal"to"ReserveSupply",switchesoncontrolboardarelabeled"MainPeed"and"ReserveFeed".6632a6611IVAEPSCwillrelabelswitches>"ManPest-Auto"Procedurehasbeenchangedtoagreewithpanelnomenclature.TobccorrectedCorrectedV2-11CondensateStorageTanklevelrecorderscalels0to30feet.LevelIndicatorislnpercent.06515dIVAEPSCwillmakeunitsagreeamonginstrumentsan4proce4ure.TobecorrectedY2-12ThereIsnoindicationforcontainmentisolationphaseAactuation.06511bIIIStatuslightsarebeingconsideredtoprovideindicationofPhaseAisolationsignal.Note:ThisisthesameasY1-12.TobecorrectedV2-13V2-14AvaHablelowpressurewatersourcesnotlistedInprocedure.TherearconlytwochannelsofRCSwiderangepressureonthecontrolboards.006111a651laIVIVAEPSCwilladdlistofwatersourcestoprocedure.TwochannelsofRCSwiderangepressureIndicationareappropriateandadequate.TobecorrectedNoactionneede4Y2-15PressureindicatorsonCCWpanel0arenotcolorcodedtonormalplantconvention.65164IVIfreplacementscalesarestillavailablefrominstrumentmanufacturer,willreplace.Tobecorrected P~'P

'VALIDATIONOFCONTROLROOMFUNCTIONS(Continued)CLO/HED.ASSESSMENTSUMMARyCLO/HEDNumberSubjectMethodNUREGAssessmentRefCategoryReviewDispositionStatus/RemarksV2-16IsolationPhaseAvalvecontrols0aredifficulttolocate.681268tlaListofvalveshasbeenredonesooperatorisnotrequiredtomovebackandforthbetweenpanels.Panellocationshavebeenaddednexttovalvecall-outonlist.Inaddition,criticalvalvesarepairedso,ifonefails,theothershouldbecorrectlypositioned.CorrectedV2"I2ThereisnoindicationofvalvepositionforpressurizersprayvalveNRV163andNRV164.06445dPlansareunderwaytoprovidepositionindicatinglightsforsprayvalves.TobecorrectedV2-18Thecenterlight(whiteoramber)0onnumerouscontrolswitchesdoesnotalwayshavethesamefunction.6532aTheamberlightonlymeansintermediateposition.Whitelightswillbeprovidedwithengravedcapsgivinganyothermeaning.CorrectedV2-I9RCStemperatureindicatorsandrecordershavetwolayoutconventions.06822aRearrangementofindicatorsisunderconsideration.TobecorrectedV2-20ControlswitchnumericarrangementIsnotconsistent.6822aIVTheAssessmentTeamdiscussedtheItemslistedandresolvedeachasfollows(notethatsomeindividualitemswereratedCategoryIV):1.Consideringaddingastatuslightpanelforcontainmentisolationvalveswiththesamelayoutascontrolswitchessothateachvalvedoesn'thavetobechecked.Tobepartiallycorrected

VAUDATIONOFCONTROLROOMFUNCTIONS(Continued)CLO/HEDASSESSMENTSUMMARYCLO/HEONumberSubjectMethodNUREGAssessmentRefCategoryReviewDispositionStatus/RemarksV2-20(Cont'd)IVIVIV2.Threevalvesareactuallyinvolved;I-IRV-255isalsoapartoftheBITrccircpathandislocatedinthecorrectposition,givenitsrelativeimportance.Presentlayoutisbestgiventrade-offs.3.PresentarrangementofLetdownvalveswitcheshasTrainAonleftwhichisinaccordancewithoperatortrainingandexpectations.4.Rearrangementofspraypumpdischargevalveswouldchangemirrorimagepaneltoapartialmirrorimage.PresentlayoutIsbestgiventrade-offs.5.MStoAPWisolationvalvesaremorecritical,thereforeswitcheswillbehighlightedsotheycanbefoundmoreeasily.Duetoseparationoftrainrequirementslocationscannotbeswitched.6.Ietdownisolationvalveswitchesarebeingconsideredforrelocationsincetheseareseverelydislocatedfromoneanotherandareusedinseveralevolutions.V2-21Indicatinglampsforhydrogen0samplingandnuclearsamplingdonothavelamptestcapability.653laIVOnclightshouldalwaysbclit;ifbothareoutthenabulbisburnedout.AlsosccCLOI.T-6response.Iloactionneeded P,

VAUDATIONOFCONTROLROOMFUNCTIONS(Continued)CLO/HEDASSESSMENTSUMMARYCLO/HEDNumberSubjectMethodNUREGAssessmentStatus/RefCategoryReviewDispositionRemarksV2-22V2-23Instrutnentroomexhaustand0supplyfanIndicationnotavailableinthecontrolroom.SGstopvalveanddumpvalvetrip0positionsaretotheleft.6511b6411clIVIVExistingannunciatorwillalertoperatortoexhaustfantripstatus.ByD.C.Cookconvention"trip"positionisalwaystotheleft.Forvalves"trip"means"suddenlyclose";i.e.>turbinestopvalves.Operatorsarethoroughlyfamiliarwithconvention.NoactionneededNoactionneededV2-24Hydrogenconcentrationmetersaredualrangeinstruments.Operatorhasnomeansofknowingwhichrangeistobeusedotherthanconfirmationbylab.6515fNoneCLOisincorrect,instrumentactuallyhastwoscalesandtwopointers.Onlyonepointerisonscaleatatime.Operatorreadswhicheverisonscale.NotanHEDV2-25Specificinformationnotgivenfor0readingauxiliarybuildingradiation.6611bIVTheprocedurewillidentifythespecificBeingcorrected.radiationmonitorswhichshouldbechecked.

6.0IMPLEMENTATIONTheimplementationofcorrectiveactionfixesfortheD.C.Cookplantiscurrentlyunderway.Thefollowingisalistofcontrolroomenhancementsforeachunitthathasbeeninstalledortheinstallationisunderway.6.1ComletedorStartedImrovementsA.Controlroomcarpetingwithsatisfactoryflameretardantanti-staticandwearresistantpropertieswasinstalledinFebruaryandMarch1986inbothcontrolrooms.Atwo-tonegreencolorwasselectedtobecompatiblewiththegreencontrolpanelsandotherenhancements.AthreefootwidedarkgreenzoneadjacenttothepanelsintheU-shapedcontrolboardareawasinstalledtorepresentarestricted,areaforqualifiedpersonnelonly.B.RegulationGuide1.97(RG1.97)Stickers,PostAccidentMonitoringInstrumentationidentifiers,wereinstalledonapproximately350maincontrolroomdisplaysandindicatinglampsoneachunitpriortoimplementationofthenewupgradedEmergencyOperatingProceduresinMarch1986.TheRG1.97stickersreadilyidentifythedisplaysintendedforusebytheoperatorsduringaccidents,aswellastheseismicandenvironmentalqualificationsstatusandrequirementsforeachdisplay.C.SafetyTrainTapeidentifyingelectricalandphysicalseparatedcolumnsofcontrolpanelequipmentwereinstalledinHay1986,replacingexistingidentifiers.Thenewtapeislarger,andinadditiontobeingcolorcodedliketheold,identifiesthesafetytrainwithlarge,easilyreadablelegends.D.NewelectricalbusmimiclineswereinstalledduringHayandJune1986,toreplaceexistinglines.Thenewlinesstandardizecolorandlinewidths,andemployvoltagelevelidentifiers,E.PanelboundarylinesandnameplateswereinstalledduringHay1986.Sincethepanelmountedequipmentisbasicallyarrangedbysystemandsequenceofoperation,'these32boundarylinesandlabelsarereallymajorsystemdemarcationlinesandlabels.F.CriticalControlsTapehighlightingcriticalcontrolequipmentmountedonthemaincontrolroomboardswasinstalledApril1986.Theredtapeaugmentsredlabelsandredhandlesalreadyonortobeinstalledoncriticalequipment.6-1 InstrumentHarkNo.LabelsandValveHarkNo.Labelsforhand/autostationswereinstalledinAugust1986.Theapproximately300InstrumentHarkNo.Labelsperunitgivetheuniqueidentifiernumberforeachcontrolroomparameterdisplay.SomedisplaysshowasecondlessprominentWestinghouseInstrumentLoopNumberto'elpimproveoperatorandtechnicianinterfaceduringsurveillancetestingprocedures.Theselabelsreplacedexistinglabelstostandardizeandexpandtheinformationdisplayed,forexampletheunitidentifiernumberandtheWestinghousenumbersemployedonthenewlabelswerenotpartoftheoldscheme.Annunciatorstatusandmonitorlightnameplateswerealsoinstalledduringthisperiod.EngravedWhiteLampCapswereinstalledonapproximately300unlabeledwhitelampspercontrolroominJulyandAugustof1986.Thisprojectispartofthecolorcodeconventionstandardization.WhitelampsasemployedintheCookcontrolrooms,havenumerousmeaningsandmanydidnothaveexternallabelsbecauseofspacerestrictions,particularlywhenemployedwithcontrolswitches.Hand/AutoStationStickerswereinstalledonapproximately80stationspercontrolroominSeptember1986.ThesestickersidentifytheclosedandopendirectionsontheFoxboroandBaileystationindicatinggages,knobsandswitches.RecorderPoint/PenLabelsareplannedtobeinstalled,onapproximately80recorderspercontrolroomstartinginNovember1986.Thesenewlabels,whichreplaceoldones,standardizetheinformationdisplayformatsandimprovereadability.ComponentNameplateswerebeingengravedandinstalledthroughoutthelastfourmonthsof1986.Theapproximately1,000nameplatespercontrolroomarebiggerandmuchmorereadablethantheoldnameplatestheyreplaced.Theyaugmenttheinherentadvantageoftheverticalcontrolboard,thatis,anoperatorcanviewalldisplays,controls,nameplates,etc.atnormaltohisplaneofsight.Theonequarterinchlegendsnowemployedversustheoldone-eighthtothree-sixteenthsinchlegendscanbereadfromgreaterdistances.Standardizedabbreviations,acronymsandinformationformatsarealsopartoftheimprovement.Hierarchicallabelingcriteria,whereapplicable,werealsoemployed.Thisreducedlabelclutterandfurtherimprovedreadability.6-2

System/SubsystemDemarcationLinesandLabelswereinstalledthelastfourmonthsof1986inconjunctionwiththeComponentNameplates.Theseapproximately250labelsandboundarylinesaugmentthebeforementionedPanelBoundaryLinesandNameplatesbyfurtherdividingthemajorsystemsintomoreminor/smallercommonfunctiongroups.Thelargetextusedwiththislabelingschemecanbeeasilyreadfromthecenteroftheroom,thusgreatlyimprovingthelocationaids/codingfortheoperators.Annunciatorwindowengravingandpriorityfiltersinstallationshouldstartinlate1986.Thenewwindowsusethreelinesoftextmaximum,theoldhadmanywindowswithfour.Alongwiththeuseofstandardizedabbreviations,acronymsandinformationformats,thenewwindowsaremuchlessclutteredandmorereadable.Thepriorityfiltersareanewvisualprioritycodingschemetohighlightcriticalandimportantalarmsfrominformationtypealarms.Thiseffortinvolvedapproximately1,400windowspercontrolroom.StatusandMonitorLightswindowengravingarebeinginstalledthelastfourmonthsof1986.ThelargesttextthatwouldfitonthewindowsandconformtotheNUREG-0700Guidelineswasemployedtoimprovereadability.Againstandardizedabbreviations,acronymsandinformationformatswereemployedtofurtherimprovethenewversustheold,Eachoftheaboveimprovementsunderwentcontrolroomoperatorandassessmentteamreviewofthedesignandmockupsimulationsoftheproposedinstallation.Refinementstothedesignsweremadewhereapplicableandpracticalbaseduponthesereviewsbeforeactualinstallationinthecontrolrooms.InformationLabelsengravingandinstallationhasbeenproceedingsincelate1985,andwillcontinuethrough1987.Basically,alllabelsonthemaincontrolroomboardsfrontpanels,notincludedinbeforementionedpanel,system,subsystemandcomponentlabelingprograms,aretoeitherbeengraved,installedandcontrolledtoastandardformat,orremovedfromtheboards.Muchofthislabelingispresentlyondymotape,andinvolvesapproximately2,000usuallysmalllabelspercontrolroomcontainingreferenceinformation.Controlroomlightingimprovements,involvingreductionofnormallightingandincreasingemergencylightinglevels,employsbulbplacementandwattage,diffusersandreflectortechniques,SeeAppendixJforphotographs,samplesanddrawingsofcontrolroomimprovements.6-3

6.2PlannedImrovementsThefollowingcontrolroomimprovementsforeachunitarepresentlyintheplanningordesignstageofdevelopment:A.Indicatingdisplayscalereplacementsandzonecoding.Standardizedscalemultiplyingfactor,markings,graduationsandcolorcoding.Approximately400scalesperunitwillbereplaced,andapproximately50oftheseperunitrequirezonecoding.B.Recorderinkingsystemupgradesinvolveemployingcartridge/felttippenassemblieswhereavailablefromthemanufacturer.C.P-250ProcessComputermodificationsincludeamaincontrolpanelmounteddigitaldisplayandadedicatedalarmonanannunciatorpanelforcomputerfailure.Alsoplannedisimprovementofoperatorinstructionsandreferencematerials.D.Controlswitchrewirestoimprovecontrollabilityorconformitytostandardsincludetencontrolswitchesperunitwitheliminationofopenandclosecircuitsealinandtwocontrolswitchesperunitswitchpositionconfigurationchange.Theeliminationofopenandclosecircuitsealingseffectivelyconvertawideopenorclosedcontroltoamore'precise"jogging"control.EightcontrolswitchesontheSteamGenerator/AuxiliaryFeedpumppanelforauxiliaryfeedwatertothesteamgeneratorsregulationvalveswillbeconvertedformoreprecisecontrol,aswellastwoessentialservicewatertocomponentcoolingwatercoolervalvesontheESWpanel.E.Indicatingdisplayrearrangementsincludeeightlooptemperatureindicators,twomoistureseparatorpressureindicatorsandtwomainandtwofeedpumpturbineequipmentpressureindicators.Severalotherindicatorsthroughoutthecontrolroomrelocationaspartofpanelrearrangementsdescribedlater.Emergencycorecoolingsystemandmiscellaneousstatusandmonitorlightsarebeingreviewedforpossibleimprovementthroughrearrangements.F.RemovalofunusedcontrolpanelequipmentincludesLoadFrequencyControl,mainfeedpumpwarmingandcoupling,partlengthrodsandfeedwaterchemicaldisplays,controls,lampsandlabels.G.Controlswitchandpushbuttonescutcheonplateupgradeinvolvesreplacementtocorrectincompleteorerroneouslabeling,aswellasstandardizedcolorcodesforpushbuttonsandescutcheons.6-4

H.BeachEvacuationAlarmpushbuttonguardtopreventinadvertentoperationduringtesting.I.Protectiveequipmentfacemasksstoredinsidethecontrolroomforusebycontrolroomoperatorsduringemergencieswithnon-radiocommunicationssystemtoenhancevoicecommunicationswhilewearingfacemasks.J.Thecontrolroomrestroomapublicaddresssystemspeakerinstallationsothatcontrolroomoperatorswillknowiftheyarebeingpaged.Anewdoorlockinstallationsothatthedoormaybelockedfromtheinsideforprivacy.K.Panelrearrangementsofbothcontrolsanddisplaysinclude'thefollowingpanels:(I)TheSteamGenerator/AuxiliaryFeedwaterpanelrelocationof22controlswitches,fourpushbuttons,onecontrolstationand26indicators.(2)TheContainmentSprayandReliefpanelremovaloftwocontrolstations,relocationoffivecontrolswitches,twopushbuttonsandtenindicators.(3)TheResidualHeatRemovalpanelrelocationoftworecorderstomakeroomfortheinstallationofthetwocontrolstationsfromtheContainmentSprayandReliefpanel,rearrangetwoindicatorsandremoveonecontrolstations(4)TheCVCSChargingandLetdownpanelrelocationofonecontrolswitchandonecontrolstationtomakeroomforthecontrolstationfromtheResidualHeatRemovalpanel.(5)TheVentilationsSystemspanelcontrolswitches,pushbuttonsanddialswitchesrelocation.(6)The,ContainmentIsolationValvespanelrelocationof3controlswitches,highlightingtwocontrolswitchesandtheadditionofanewStatusLightpanelindicatingcontainmentvent,phaseAandphase8isolationsdemandandfeedbacksignals.L.Newsteamgeneratorpressurerecordinginfourpenanalogrecorderstoreplacetheexistingthreepenrecordersthatpresentlyrecordforeachsteamgeneratornarrowrangelevel,feedwaterandsteamflows.H.Steamgeneratorsteam'eliefvalveanalogpositionindicatorsonthesteamgeneratorpanelforeachsteamgenerator.6-5 0

N.PressurizersprayvalvespositionindicatinglampsonthePressurizerpanel.0.Anewwirelessradiosystemwithmultipleantennasandnewhighpowertransmittersandreceiverstoachieveasclosetofullplantcommunicationscoverageaseconomicallyfeasibleundernormal,abnormalandemergencyconditions,includinghighnoiseareasanddifficulttoreachequipment.P.Publicaddresssystemmodificationstoincludethefollowing:(1)PrioritystationstoallowcontrolroomoperatorstooverrideortakeoverPAchannelsinemergencies.(2)Autogainspeakersatstrategiclocationstoimprovecommunicationsbothduringhighnoiseperiods(unitinservice)andquieterperiods(unitoutofservice).(3)FullsizeHear-HereBoothstoimprovecommunicationsinhighnoiseareas.g.Thefollowingimprovementstotheannunciatorsystems:(1)AddindividualalarmdropsonmaincontrolroomannunciatorbankfromcontainmentalarmslocatedattheCASSubpanel.(2)Relocateapproximately36alarmsfromone.annunciatorbanktoanother.Relocateapproximately350alarmswithinannunciatorbanks.R.(3)Revisethereactorcoolantpumpsoilpotslevelalarmsinthecontrolroomandaddlocalpanelindications.(4)Addafeedwaterisolationalarm.Rearrangethefollowingtransmittersandtheassociatedcontrolroomindicators:(1)Componentcoolers.coolingwaterflowto/fromreactorsupport(2)Componentcoolingwaterflowto/fromtheexcessletdownheatexchanger.(3)Componentcoolingwaterflowto/fromreactorcoolantpumps.(4)UnitTwoboroninjectiontankflowtoloops1through4.(5)UnitOnemainturbineglandsteamexhausterpressure.6-6

S.P-250ProcessComputerRoomventilation/airconditioningsystemmodifications.T.RadiationMonitoringSystemCRTdisplayreplacements.6-7 6.3ImlementationScheduleThescheduleforinstallingtheplannedenhancementsandmodificationsdescribedinsections6.1and6.2areshownonTables6.1and6.2onpages6-9,6-10and6-ll.8asically,theschedulecallsforimplementingallplannedcorrectiveactionsintworefuel.ingoutagesperunit,UnitOnespring1987refuelingoutageexcluded.Thereasoningforthisexclusionistwo-fold.First,weplanonthefirstinstallationsofmajorpanelmodificationsduringtheUnitTwosteamgeneratorreplacementandrefuelingoutage.Thisisalongoutagethatallowsustorefinetheinstallationtechniquesandhaveminimumimpactontheoutagelength.WhatislearnedonthisoutagecanbeusedtoinstallthesemajorjobsmoreefficientlyduringthenextUnitOnerefuelingoutagewiththelowestpotentialforimpactingoutagelength.ThatoutageisthethirdUnitOnerefuelingoutageaftersubmittalofthePSRinDecember1986.Second,thefirstUnitOnerefuelingoutagescheduledafterDecember1986isHay1987.Thisoutageistoosoontocompletedesign,procurementandinstallationplansformajormodifications.However,weplanoninstallingalltheminormodificationsandrelatedenhancementspracticalduringthisoutage.6-8

TABLE6.1O.C.COOKNUCLEARPLANTOCRORENHANCEMENTSIMPLEMENTATIONSCHEDULETASKDESCRIPTIONESTIMATEDSTARTDATEMONTHYEARESTIMATEDCOMPLETEDATEMONTHYEARControlRoomRugRG1.97Stickers*-".riticalEquipmentTapesafetyTrainTapeMimicLinesPanelLabels/OemarcLinesEngravedWhiteLampCapsValveMarkNo~LabelsInstrumentMarkNo.LabelsControlStationStickersRecorderPoint/PenLabelsSystem/SubsysLabels&DemarcLinesComponentNameplates;-.AnnunciatorWindowEngraving'nnunciatorWindowPriorityCodingStatus/MonitorLightsWindowEngravingControlStationLabelsControlSwitchEscutcheonPlateEngravingControlSwitchHandleShape/ColorCodingControlStationHandleShape/ColorCodingIndicatingDisplaysOperatingloneCodingInformationLabelsPlantAdministrativePlantProceduralPlantMaintenancePlantOtherRecorderChart/ScaleRevisionsBacklightedPushbuttonsEngravingIndicatingLampColorCodesDrumCounterStickersRiscellaneousll'll101012ll10ll11llll121112'6868686868686868686868686868686868685858585858687878687310333,31212121212121231231286868686868686868686878687878787868787-8787878787878787*UnitOneSpring1987RefuelingOutageUnitTwo=Late1987/Early1988RefuelingOutage3-TT)6-9 8

TABLE6.2D.C.COOKNUCLEARPLANTDCRDRMODIFICATIONSIMPLEMENTATIONSCHEDULETASKDESCRIPTIONESTIMATEDDATEUNITONEUNITTWOSTARTCOMPLETESTARTCOMPLETEControlRoomLightingIndicatingScaleReplacementsControlSwitchRevisions-SGPanel-ESWPanel-FPPanel8-8612-87***/*/9-86*/12-87*/TavgInTIndicatorsRearrangementHSRControls/IndicRearrangementSPC400/402RearrangementFPTVlvP6sIndicRearrangement(Ul)UnusedEquipmentRemovalLoadFrequencyControlFPWarming&CouplingControlsPartLengthRodControl/IndicFWChemicalControl/RecorderRHSDisplayReplacementBIT5SIFlowsSquareRootExtractorsMotorOpe'ratedValvePositionIndicators"*/*/*/*/***/*/*/*/+/*/*/*/7-8712-87*/*/+/*/*/*/*/*/*/*/*/*/*/*/7-8712-87AnnunciatorWindowRearrangementNewPanelEquipmentCntmtPhA/B/VentIsolStatusLightsSGStmReliefValvesPositionIndicPRZSprayValvesPositionLampsRecorderInkingSystemsRevisionsP-250PanelIndicatorEFailureAlarmCASPanelAlarmDisplayRCPOilPotsLevelAlarmsRevisionsFWIsolationAlarm4-8712-87*/*/4-R712-87TransmitterRearranging-UlStmPkgExhPress*/'U2BITFlows-CCWRXSupportFlows**-CCWExcletdnHXFlows**-CCWRCPCoolersFlows**6-10 TABLE6.20.C.COOKNUCLEARPLANTDCRDRNODIFICATIONSIMPLEMENTATIONSCHEDULE(Continued)TASK'ESCRIPTIONESTIMATEDDATEUNITONEUNITTWOSTARTCOMPLETESTARTCOMPLETEPanelPaintingPanelRearrangements-SGPanel-RHRPanel-BAPanel-SPYPanel-IVPanel-PRZPanelSGPressureRecordersNewWirelessRadioSystemPAPriorityStationsPAAutoGainSpeakersPAHear-HereBoothsFaceMaskCommunicationsMiscellaneous9-879-879-879-8710-8612-8912-8912-8912-8912-879-879-879-879-8710-8612-8912-8912-8912-8912-87*UnitOne*UnitTwo*/UnitOne*/UnitTwo**UnitOne**UnitTwo***UnitOneSpring1987,RefuelingOutageLate1987,Early1988RefuelingOutageCategoryIIIorIYfixscheduledforSpring1987RefuelingOutage,manpowerpermittingCategoryIIIorIVfixscheduledforLate1987,Early1988RefuelingOutage,manpowerpermittingEarly1989,RefuelingOutage=StmGenReplacement&RefuelingOutage*Late1990,Early1991RefuelinaOutage6-11 0

0.C.COOKNUCLEARPLANTDCRDRMODIFICATIONSIMPLEMENTATIONSCH'EDULE(Continued)TASKDESCRIPTIONESTIMATEDDATEUNITONEUNITTWOSTARTCOMPLETESTARTCOMPLETEPanelPaintingPanelRearrangements-SGPanel-RHRPanel-BAPanel-SPYPanel-IVPanel-PRZPanelSGPressureRecordersNewWirelessRadioSystemPAPriorityStationsPAAutoGainSpeakersPAHear-HereBoothsFaceMaskCommunicationsMiscellaneous9-879-879-879-8710-8612-8912-8912-8912-8912-879-879-879-879-8710-8612-8912-8912-8912-8912-87*UnitOne*UnitTwo*/UnitOne=*/UnitTwo**UnitOne=**UnitTwo=***UnitOne=Spring1987,RefuelingOutageLate1987,Early1988RefuelingOutageCategoryIIIorIVfixscheduledforSpring1987RefuelingOutage,manpowerpermittingCategoryIIIorIVfixscheduledforLate1987,Early1988RefuelingOutage,manpowerpermittingEarly1989,RefuelingOutageStmGenReplacement&RefuelingOutageLate1990,Early1991RefuelingOutage6-11 7.0COORDINATIONWITHNUREG-0737,SUPPLEMENT1,ACTIVITIESInaccordancewithNUREG-0737,Supplement1,AmericanElectricPowerServiceCorporation(AEPSC)coordinatedandintegratedtheemergencyresponsecapabilityactivities(ReferenceAppendixD,LetterAEP:NRC:0773H.~Attachment3).TheActivitiescoordinatedwiththeDCRDRincludethefollowing:SafetyParameterDisplaySystem(SPDS)UpgradedEmergencyOperatingProcedures(EOPs)RegulatoryGuide1.97(RG1.97)EmergencyOperatingFacilities(EOF)includingtheTechnicalSupportCenter(TSC)K.J.Toth,NuclearOperationsDivision,wasappointedastheoverallprojectcoordinator,andeachactivityhasaleadengineer.RefertoFigure7.1.Theleadengineersandcoordinator,ordesignatedalternates,formtheEmergencyResponseCapabilitiesCouncil,whichmetatperiodicintervalsaccordingtoneed.Plansandschedulesweredevelopedforeachoftheelementsconsideringtheneedsorinfluencesoftheotherinterfacingelements.RefertoFigure7.2.EachLeadEngineerwasresponsiblefortheschedulingandcoordinationofactivitieswithintheirproject,aswellasthecoordinationoftheirprojectwiththeotheremergencyresponsecapabilitiesprojects.-Theoverallcoordinatorwasresponsibleforoverallprojectschedulesandsupportedandcoordinatedtheinterfaceactivitiesoftheleadengineers.Figure7.3showsthevariousinterfaces'etweenthevariousemergencyresponsecapabilityactivities.Thenumerousinterfacesrequiredconsiderablecoordinationeffortwhichisdiscussedinthefollowingelementdescriptions.7.1UradedEmerenc0eratinProceduresThecoordinationoftheDCRDRandtheEOPswasaccomplishedin.severalareas.TheneedsofthecontrolroomoperatorforinformationandcontrolsweredeterminedbytheSystemFunctionandTaskAnalysis-InstrumentationandRequirementsReview.7-1

UradedEmerenc0eratinProceduresCont'dTheserequirementsweredeterminedbyananalysisoftheEOPs,andwerecomparedtotheexistingcontrolroomequipmentwiththeDCRDRControlRoomInventoryandMockups.Validationofcontrolroomfunctionwithoperatorwalk-talkthrusattheCookMockup,simulatingvariousdesignaccidentandtransientscenarioswhichemployselectedandrepresentativeEOPs,werecoordinatedwiththeCookOperationsDept.validationofallEOPsactivity.TheCLO/HEDsgeneratedbythesereviewswereevaluatedbytheDCRDRAssessmentTeam,supportedbytheCookOperationsDept.ProceduresCoordinator(PC).TheDCRDRLeadEngineerandI8CEngineersreviewedandcommentedontheEOPstothePConhumanfactorspracticesandproblems.ThePCincorporatedEOPhumanfactorsimprovementswhereapplicablebeforetheEOPswereimplementedonAprilI,1986.FurtherimprovementsareunderreviewbythePC.Futurerevisionsofthe'OPsbythePCforproceduretolabelingconsistencywillbeincorporatedasrequiredwiththeDCRDRcomponentlabelingupgrade.TheUnitTwoSimulator,scheduled.forimplementationin1988,willincorporatethecontrolpanelenhancementsinstalledin1986and1987beforetrainingofoperatorsbegins.Thesimulatoriscontemplatedasavaluablevalidationtoolfortheoperators,panelequipmentandprocedures..7.2SafetParameterDislaSstemTheSPDSandDCRDRLeadEngineers,incooperationwiththeSPDSvendorandtheCookOperationsandTrainingDepts.,implementedoperatortrainingfordeterminingplantsafetystatusbothwithandwithouttheSPDS.TheSPDSandDCRDRLeadEngineers,theoverallprojectcoordinator,CookOperations,TrainingandTechnicalDepts.collaborateonSPDSoperabilitydefinitionandequipmentrequiredforimplementationanalysis.TheSPDSwasimplementedonAprilI,1986,alongwiththeUpgradedEOPs.TheDCRDRhumanfactorsurveyoftheSPDSwasconductedinAugustandSeptember,1986;TheSPDSvalidationofcontrolroomfunctionreviewwillbeconductedafterthefirstof1987.Itwasnotpossibletofullyassessandplancorrectiveactionspriortothesubmittalofthisreport.ApreliminaryassessmentofthepotentialimpactoftheCLOsgeneratedbythereviewshowproblemsinfourareas:Displays,keyboards,referencematerialandtraining.Referencematerial,operatortrainingandmaintenanceofdisplaysandkeyboardscanberesolved.However,problemsinvolvingsoftwareorcomputerdesign,suchasresponsetime,willrequiredetailedanalysis.7-2 Re.Guide1.97TheDCRDRandRG1.97LeadEngineerscollaboratedontheidentifiersforcontrolpanelinstrumentationintendedforusebytheoperatorduringaccidents.RG1.97requiredrevisionstocontrolroominstrumentationisanongoingprogram.RG1.97proposedchangedrawingsareroutedthroughtheDCRDRLeadEngineerforhumanfactorscomments.TheleadengineerscollaborationwillcontinuethroughouttheRG1.97programtoinsuretheinstrumentationselectedandinstalledmeetstheDCRDRrequirementsaswellasRG1.97,andtheinstrumentationidentifiersareaccurateanduptodate.Emerenc0eratinFacilitiesTheD.C.CookEmergencyOperatingFacilities(EOF),includingtheTechnicalSupportCenter(TSC),planandfacilitieshavebeentested,anddemonstratedtobefunctional.TheAEPSCgualityAssuranceDept.conductedanauditoftheemergencyresponsefacilitiesprevioustoimplementationoftheUpgradedEOPs.Basically,webelievethefacilitiestobecompleteexceptforthoseareasdefinedinourletterAEP:NRC:0773T,datedSeptember8,1986.7-3 0

AEPSCLNERGENCYRESPONSECAPABILITIESNUCLEAREilGINEERlflGDIVISIONOVERALLPROJECTCOORDINATORKARLJoTOTHSPDSO,II,-SPONSOR,LLERDCRDRA.S,GRIHER.SHOU!AKEEOP'SII.Y,FOUA(AEPSC)EOP'Sll,BhtlER(PLANT)NERGENCYOPEPATIflGFACILITIESH.J.JURYREGULATORYGUIDE1,97R.SHOBERG<r*ReplacedbyD.J.RuzickainOctober1985**ReplacedbyJ.Neito***ReplacedbyT.G.HarshbargerFIGURE7,1 AEPSC-D.C.COOKEMERGENCYRESPONSECAPABILITIESFLOWCHARTJJA90NJFHAHA90HAHJJAS0NDJFHAA9.0NI98780N0JFNAH198890DJI989HJJA80NFH~AHJJAs0NXNIT2-SOPlWIALLsxtstALS4HAtexttARE44PHASEIPHASE11LERREVIEWtetecaenTASK2TASK3EMIT2-INST'ISNALS4HAtstW~INBINEETIONTASKANALYSISICCRREYIIIIIIIIIIIITASK4TASK5TASKSPHASEIIIPHASEIVPHASEIIIIIIf'ATUSREPORTIICNPACKAGESstERATIVALIDAlEJrEST.FORPHASE111~T'7INŽTSRHZIIAXE4ATUSItPLEtENTATIONEtetAttIPl&SINHITTEDUNITICATtemlrICNSITTWOXFICATIOHSHCOIFICATIOHOIHINSOJTASESSHOltNWITHSt&10tEAVYLIIEStemIFICATIONDtAINStDNOUTASESStexWNWITHBASEDLxtESEYENtsstexttNFlwtsSTAtexLATERAtmAFFRDKIHArxatsaa.YEOPtsCATION4IDATIXNltet!ISEDIHPLERES.GUIDEl.97RstREVIEWEVALUATEOUTSIDEENS.FIRHTYPEA4AWARDTYPEBMJCBPARA.FINALIZEIP.RSt1xlENXSITTEDENSIIEERINB/DESISNWa%STARTEDBESANRSI.STINKJNITATIONOte3LEIEU-IINSTALL-ATIONPHASEXCatHxlt%NTSEtexOFREFLELINSOUTASElIIICCtPLETEU-2INSTALLATIONPHASEICaenltNNTSEtOOFREFIELINSOUTASECaPLEIE0-IINSTALIATIONPHASEIICaenllENTSEtODFREFEELINSQUTAJ%:IICOtPLETEU-2PHASEIIINSTALLATIONAlexALLOxtssRst.slCctetllNBITSFIGURE7.2PAGE7-5TIAPERTURECAROg7DID70%6D/-

AEPSC-D.C.COOKEMERGENCYRESPONSEINTERFACE-'~][NURaj-O737$80PPLEHENTI,ltEOUIREHEMTSSTEP0RG1.97PLANSTEPIDEVELOPI~.CRITERIAWRITER'GUIDEGBKRICGUIDELINESSRTA+CRIiFACTORS4ENGINEERINGRG197DESIGNCRITERIACRITICALSAPETYFUNCTIONSCRI'lERIAOSCCRITERIAEOFCAPABILITYNOM-UTILITYRESPONSECAPABILITYSTEP2INITIALEVALUATIONPLANTSPECIFICEOPS(INITIAL)EOPVERIFICATIONVALIDATIOMSPECIFICRG1.97(XMITXAL)APPLICATIONSPDSDESIGNBASES(INITIAL)ERF(INITIAL)CRITERIAfKO'SSTEP3DETERHINATIOMSTEP4INTEGRATEDREVIEWPLANRNANfACTORSIHPROVEHEMTSAQIUPGRADESINTEGRATEDREVIEWPUW+NOTEaSFTACRIjOERCRSI+D'YSTEHFlNGTIOMTASKANALYSISCONTROLROOHINVENTORYOPERATOREXPERIENCEREVIEWCONTROLROOH$8VEYRWANENGINEERINGDISCREPA!XIESSTEP5FINALCRITERIADEVELOPHENTFINALCRRSIfICATIOMSI>:FINALlQ197INSTRUHHtl'ATXOMI<ERFCRITERIASTEP6VERIFICATION6VALIDATIOMVERIFICATIONAt%)VALIDATIONSTEP.7FINALPLANREVIEWIHPLEHENTATIONPLANGAKRACISSUES~oAVmhlbleOp~PGI'till'8(,'pz8FI69RE7-6

~4hhL4444445/~145'4'44*"4~ItI~I,4~I4.41;/4\~/4~~r~Cff45~4I4~4751751rh~I4+CI445/~I4j'44/+I~4g4'nf,44C5.4C4/7CI7~I'hn/

8.0CONCLUSION

STheD.C.CookDCRDRProgram,wasconductedtoensureacceptablehumanengineeringprinciplesareemployedonthemaincontrolroomandhotshutdownpanels.TheapplicableguidelinesarecontainedinNUREG-0700.ManyofthehumanengineeringprinciplesfoundinNUREG-0700wereemployedintheoriginaldesignoftheCookcontrolpanels,although-insomecasesthemethodologiesmaydiffer.SometechniquesrecommendedbyNUREG-0700werenotemployedinthepast,butwillbewheretheyhav'ebeendeterminedtobebeneficial,costeffectiveandapplicable.AEPandIKMECo.recognizedmanyCLO/HEDsdocumenteddeviationsfromournormalpastpracticesandwouldbebeneficialtocorrect.Severalofthesedeviationsinvolvedequipmentandalarmsaddedaftertheoriginaldesign.ManyhigherpriorityCLO/HEDsdocumentedgenerictypeproblems.Thecorrectiveactionplansincludedallsimilarequipmentthroughoutth'econtrolroomwhereapplicable.Thesecorrectiveactionsshouldimprovetheoperator,controlpanelandproceduresinterfaceduringbothnormalandoff-normaloperatingconditions,inboththeprimaryandsecondarysidesystems.Theoverallcorrectiveactionplanaugmentsthe'inherentadvantagesoftheU-shapedvertical'anelboards:AllpanelscanbepanoramicallyscannedandallcomponentsonthepanelscanbeviewedatnearnormaltotheoperatorsplaneofsightfromthecentralareaswithintheU.Newandimprovedlocationaidsandcodingtechniques.enhahcerapidpatternrecognitionbytheoperatorduringpanoramicscans.Individualworkstationorganization,standardization,informationandreadabilityimprovementsenhanceoperatorcontrolactionsaswellasinformationtransferatboththeworkstationandcontrolroomlevels.Newsystem/subsystemlabelsanddemarcationlines,aswellaslargerimprovedcomponentlabels,improvedelectricalmimiclines,visualannunciatorcolorprioritycodingandindicatingdisplaysoperatingzonecodingallreinforcetheoperatorspanoramicscanningcapability.Hierarchicallabeling,improvedandexpandedcomponentlabeling,engravedwhiteindicatinglampcaps,controlswitchesandstationslabelingupgrades,improvedannunciator,statusandmonitorlightwindowengravingandarrangements,newandbetterarrangeddisplaysandcontrolswillimprovetheoperatorsresponseattheindividualworkstations.8-1

)4)..v"4'v,"'tQV4j,~ffPrC4'4=Ph~~4'I4~v~'44-(4I4t'V,'"P:JP'ill"l)~,gfrp44'"45)Qrf,"ffhrfr~h-:')')f1/P44Il~~'~4tJPti)<v'v.I,4',1'II44~4PPg...hA("7444'I4E43l-v4PJŽ~ff.VrC.WC=44II44444r4frjihtv' Numerouscontrolroomwidehumanfactorsproblemswereresolvedwiththecorrectiveactionplan.Thesetasksarelistedbelow:I)IlluminationLevelsExcessivelightinglevelsreduced.**Glareondarkredindicatorswillbereducedwhenreplacedwithwhitescalesandlightrednounnamestrips.Gl-arefromlowerareaofpanelsandlightcoloredlinoleumonfloorreducedwithinstallationofcar'pet.2)AuditoryEnvironmentBackground'.noisereducedwithinstallationofcarpetandreductionofnoisesources.3)AnnunciatorWarningSystems*Installnewvisualalarmprioritysystem.*Re-engraveallwindowsto3linesoftestmaximumto'liminatenumerous4linestextwindows,'mploystandardabbreviationsandacronyms,employsameterminologyforcommonequipmentlabeledelsewhereincontrolroom,standardizelegendsizeandstyle,redu'cewindowtextcongestion,relabel,annunciatorbankcontrolvoltagewindows.4)-ControlsCodingofcriticalcontrolswithreddemarcationlines,redcomponentlabelsandhandle/pushbuttonshape/colorcoding.**Codingofcontrolfunct'ionswithhandleshape/colorcodes.**Codingofcontinuousadjustmentrotarycontrols8indicatorsfordirectiontoopenorenergizewithsticker,labelandhandleshapeenhancements.**Labelallfunctionalpositions:5)Displays**Offscaleindicationoffailureforcriticalindicatorsnotused/inservice/indicatingundernormaloperatingconditions.**Installconsistentseal'econversionfactorsandgraduationmarks.",*Improvereadabilitywithblackandwhitescales.**Installconsistentcolorcodesversusparametertype,pressure,level,flow,temperature.8-2 IrI'It~1n~PIfI"1IIyllIC~I'I~1~=I'L'GSibt.I(ifI~'ItiI,')f*I*ilCPr<<It~I'rI'I'~ti<f4~r$~i,'I~PICc'I'1t.~1',>vIII4.'~,4S~~IfIft3tI~.~~r~~I 5)Displays(Cont'd)*Improvereadabilityofparameternameanduniqueidentifierswithhierarchicallabelingtechniquesandcharactersize,styleandcontentstandardization.**ImproveZoneMarkingsbystandardizingcolor,shape,styleandlocationaswellasexpandingtheapplication.*Standardizationofnon-legendlightindicatorcolorcodeswherepractical.Inparticular,requiredextensiveuseofengravedwhitelampcaps,limiteduseofengravedamberandredlampcaps.*Improvereadabilityoflegendlightindicatorswithimprovedtextsize,styleandcontent.*Improvereadabilityofrecorderscales,chartsandlabels.'I6)LabelsandLocationAids*Improvereadabilityofcomponentlabelswithimprovedtextsize,styleandcontentandexpansionofapplication.*Employhierarchicallabelingschemeswherepracticaltoimprovelocationaidsystem,reduceoperatorsearchtimeandredundancy.**Reduceandimproveverticallabelingonedgewiseindicators.*Employstandardizedabbreviations,acronymsandpart/systemnumbers,improveinternalconsistencyoflabelsandconsistencywithprocedures.*Identifyfunctionalgroupsofpanelequipmentwithdemarcationlines.Standardizedandimproveduseofelectricalmimiclines.*Planscallforinstallationstartinglastquarter1986,completionfirstquarter1987**PlanscallforinstallationbyfirstrefuelingoutageAgreatdealofeffortandmoneywillbeexpendedtoupgradetheCookcontrolroomshumanengineeringfeaturesuptotheNUREG-0700standards.AEPandI8MECo.planonmaintainingthesestandardsinthefuture.Thehuman,engineeringprinciplescriteria,guidelines,specifications,descriptionsandinstructionsdevelopedduringtheDCRDRdesignandimplementationeffortswillbeincorporatedasstandardengineering,designandinstallationpracticeinthefuture.8-3

.<(F.C'~Ii'i~~FF1I*(,g<<i.'3,"~~~~~'r'=~4~I=i~-'<<f~Ir'I=~~~*I<<l~~lMCbiAI~FCrflI~I'II~I-'(JiiFI~11~~*I'()IiIiKrijI<<iii 8.IControlRoomDesinImrovementsCurrentlyinstalleddesignimprovementsorneartermimprovementswillresolvecontrolroomproblemsinilluminationlevels,auditoryenvironment,annunciatorwarningsystems,controlcodingsanddisplaysreadability.Recommendedimprovementsinthelongterm(laterthanfirstrefueling),shouldreduceifnotcompletelyresolvetheremainingproblems.8.2ProramPlanforFollow-UVerificationofInstalledDesinImrovementsControlroomoperatorscomments,complaintsorsuggestionsonimprovementsinstalledtoresolvehumanengineeringdiscrepancieswillbereviewedandevaluatedbytheInstrumentationandControlSectionoftheMechanicalEngineeringDepartmentofAmericanElectricPowerServiceCorporation.Commentswillbeevaluatedforoverallacceptanceoftheimprovementbytheoperatingcrews.Suggestionsorcomplaintswillbeevaluatedforpotentialfutureimprovementsorrevisionsusingsimi1iarguidelines,criteriaandproceduresusedintheDCRDRprogram.Controlroomoperatorinputsmaybeobtainedbyanyofthefollowingmethods:I.DCRDRPlantCoordinatorcommunicationswiththeI8Csection.2.IKCsectionengineersinterfacewithcontrolroomoperatorsintheplantcontrolrooms,simulatortrainingsessionsorinthecontrolroommockup.3.Controlroomoperatorsintervieworquestionnaires.Aquestionnairegiventoapproximately30licensedoperatorsattheColumbusMockupinJulyandAugust1986(seeAppendixI).Tabulatedresultsfromthesequestionnairesanddiscussionswiththeoperatorsduringthesesessionswereusedasinputtoenhancementandmodificationdesign.8.3ContinuinHumanFactorsProramAhumanfactorsreviewhasbeenincorporatedintotheAEPSCGeneralProcedureforDesignChanges.ThiswillinsurethehumanengineeringpropertiesofthecontrolpanelsattainedbytheDCRDRProgramwillbemaintainedinthefuture.AllfuturerevisionsoradditionsinthecontrolroomswillbesubjectedtoareviewprocessusingcriteriadevelopedduringtheDCRDRProgram.8-4