ML17212A369

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Preliminary Human Engineering Assessment of St Lucie Unit 2 Nuclear Power Plant Control Room.
ML17212A369
Person / Time
Site: Saint Lucie NextEra Energy icon.png
Issue date: 06/12/1981
From: BAKER C, MOSIER J, VOSS T J
ESSEX CORP.
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ML17212A365 List:
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NUDOCS 8107210318
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PRELIMINARYHUMANENGINEERINGASSESSMENTOFTHESAINTLUCIEUNIT2NUCLEARPOWERPLANTCONTROLROOMPreparedfor:FloridaPowerRLightCompanyPreparedby:CliffBaker3aneMosierT.3.VossEssexCorporation333N.FairfaxStreetAlexandria,Virginia223103une12,19818i072i03i88i07i5PDRADOCK05000389PDR

IIIl,

1.0INTRODUCTION

BackroundOnApril29th,1981,theEssexCorporationwascontractedbytheFloridaPowerandLightCompany(FPRL)toprovidehumanengineering(HE)consultingservicestoassistintheassessmentofseveralnuclearpowerplantcontrolrooms.OnetaskofEssex'swastoconductapreliminaryprelicensingreviewoftheSaintLucieunit2controlroom(CR).ThisreportpresentstheresultsofthepreliminaryHEreview.SaintLucieunit2(SL-2)isaCombustionEngineering(CE)PWRwithWestinghouseturbinesandgenerators.TheEBASCOCorporationservesastheArchitect/Engineer.TheplantislocatedbytheAtlanticOcean,approximately12milessouthofFortPierce,Florida.TheplantisatwoloopPWRthatproduces880Megawattofelectricity.Theplantusesseawaterforcooling.AsofMay,1981,plantconstructionwasapproximately70%complete.ThecontrolroomisconfiguredasshowninFigure1.Asshown,themainboardsofthecontrolroom(CR)arearrangedmoreorlessasadoglegwithplantsupportandmonitoringpanelsandboardsplacedatvariouspointsintheroom.Moredetaileddescriptionsofthemainboardsareprovidedhere:oPanel201oPanel202oPanel203oPanel200oPanel205oPanel206Thissectioncontainstheemergencydieselgenerators,mainplantbuses,turbineandgeneratorcontrolsanddisplaysfortheplant.Locatedherearecontrolsandinstrumentsconcerningcondensatesystem,circulatingwater,mainandauxilliaryfeedwatersystemandsteamgenerators.Thispanelcontainsthecontrolsanddisplaysfor,theprimarycorecoolingsystem.ILocatedherearetheprimarynuclearinstrumentationandcontrolelementassemplydrivemechanisms.ThisistheChemicalandVolumeControlSystempanel.ControlsanddisplaysfortheEmergencyCoreCoolingSystemandComponentCoolingWaterSystemarecontainedinthepanel.

SPACEENGINEEREDSAFEGUARD206SAFETYRELATEDRAD.MONITORINGPANELSISEISMICRMS)CONTROLROOMWASTEMAN&CHEM.&VOLCONTROL205OPERATORSCONSOLEREACTIVITY204REACTORCOOlANTSYSTEM203COMPUTERIZEDSEOUENCEOFEVENTSCABINETCO~IFgCOCOKC)CI~XCOCOREACTORPROTECTIVESYSTEMTABLE'ONSOLESEQUENCEOFEVEHTSTELETYPECENTRONICHIGHSPEEDPRINTERCONDENSATECOOUNGWATER&FDWSYSTEM202TURBINEGENERATORELEC.AUX.201DEH.CONTROLCABINETOFFICERADIATIONMONITORINGCABINETSNON.SEISMICUHEREPEATPANELPlANTAUX.CONTR.B.SBSA8$SBSANSNSH&VCONTROLBOARDFIREDETEC.CONSOLEOFFICECPU28FIGUREI IIIIIII 1.2OverallCRAssessmentPurosesMethodsandObectivesThepurposeoftheeffortwastoidentifyhumanengineeringdesigndiscrepanciesintheSL-2controlroom.Theeffortextendedtotheevaluationof:oCRworkspaceandenvironment,oLabelsandjobperformanceaids,oControls,oDisplays,oAnnunciatorsandwarnings,oComputerdisplaysystems,oControlanddisplaylayoutandintegration.Theassessmentwasconductedinasetofdiscretetasksdiscussedinthenextsection.

I 2e0EVALUATIONAPPROACH,BYTASKS2.1AssembleProectLibrar2.1.1~obectivesoToassemblealibraryofCRrelateddocumentationstosupporttheNTOLreview,oToorganizethedocumentationforeasyaccessbyallNTOLreviewteammembers.2.1.2MethodoThefollowingdocumentswereacquiredforinclusioninthelibrary:Systemdescriptions(FSAR)PRIDsSoftwaredescriptionsTrainingmaterialsPanellayoutdrawings/CRfloorplanAnnunciatorresponseproceduresInstrumentlists2.1.3DataReductionandAnalsisNone.2.2DeveloPhotoMosaic2.2.1~obectivesoTophotographtheCRpanelsforassemblyintoaI/OscalemosaicofthecurrentCRconfiguration,oToprepareaphotomosaicsuitableforpanelevaluationanddevelopmentoftypicalreports.

I 2.2.2MethodCRpanelswerefilmedincolorinuniformsections(samesizedphotorepresentationofpanelareas).Eachframewasdevelopedintoa1/0scaleoforiginal.Photoswerethenpiecedtogetherintoamosaicforeachmajorpanelsection,pastedtoaboard,andcoveredwithanacetatematerial.2.2.3DataReductionandAnalsisNone.Themosaicwasusedfor:1)surveys(selected);2)checklists(selected);3)examinationofcontrol/displaylayout;0)HEDreviewsbyEssex;and5)developmentoftypicalbackfits.2.3ConductofSurvesControlroomsurveysarepresentedinthissection.Theseinclude:1.Lighting,2.Emergencygear,3.Noise,0.Genericchecklistapplications.GiventhattheSt.Lucie2CRhasnotyetbeencompleted,lighting,emergencygear,andnoisesurveydatahavebeentakenfromSt.Lucie1.Totheextentthatthesedatageneralizetothesisterplant,St.Lucie2,theymaybeusedfordiscrepancygeneration.SpecificationsfortheabovewerealsosuppliedtoFP*L,sinceunit1datawillnotbepreciselycoincidentwithunit2.Wherediscrepancies'wereidentifiedinunit1,thisisindicatedintheResultssectionofthisreport.Objectives,instrumentation,methods,datareductionandanalysis,andfindings(whereapplicable)foreachsurveyisdescribedbelow.2.3.1LihtinSurve2.3.1.I~ObectivesTheobjectiveofthisevaluationwastomeasuretheambientilluminationinthecontrolroomandtoassessitsimpactontheoperators'bilitytoreadandinterpretdisplays,controls,labeling,andprintedmattersuchasdrawingsandprocedures.

IIII 2.3.1.2InstrumentationTheambientilluminationwasmeasuredusingaTechtronicsJ-16photometerandprobe,calibratedpriortouse.2.3.1.3MethodTheambientlightingsurveywasconductedundernormallightingconditions.Measurementofambientilluminationwastakenat15operatorpositions.Thesepositionsincludedthefollowing:oReactorOperator'sworkdesk,oSeniorReactorOperator'sworkdesk,oEachpanel,oEachpointwherereadingofprintedmaterialmightberequired,oBackpanelsbehindthemaincontrolboards.Themeasurementsweretakenforallpositionsselectedundernormallightingconditions.Thelightmeterwasheldwiththemeterpointedattheceiling,wherethepositionrequiredreadingaspecifictypeofprintedmaterial.Thedatawererecordedonaformforsubsequentanalysis.2.3.1.0DataReductionandAnalsisDatawereplacedontheformshowninAppendixA,andcomparedtotheNUREG1580Guidelinescoveringcontrolroomillumination.2.3.2EmerencGarments2.3.2.i~ObectiveThistaskyieldsinformationneededtocompletethehumanengineeringchecklists.Ingeneraltheresultsindicateproblemsinperformingcontrolroomoperationswhileusingtheprotectiveclothingand/orbreathingapparatus.2.3.2.2MethodTheaccessibilityandusabilityofCRemergencygarmentswasevaluatedbyvisualobservationoftheequipment,andacursoryuseofselecteditems(e.g.,facemasks),byaHEanalyst.

Il~III 2.3.2.3DataReductionandAnalsisAlistwasmadethatdescribesfactorsthatmightreduceoperatorreliability,forinstance:oVisibilityofbreathingapparatusfacemask,oTactilediscriminationthroughgloves,oSpeechimpairmentthroughfaceplate,'Hearingimpairment(noiseofbreathingapparatus),oSizeofglovedhand(inadvertentactuation).2.3.3GenericChecklists2.3.3.1~ObectiveTheobjectiveofthisreviewwastodetermineiftheSL-2controlroommanifestshumanengineeringshortcomingscharacteristicofothernuclearpowerplants.Theobjectiveinreviewingtheissueslistedasgenericindustryproblemswastoprovidethereviewerwith1)apointofreference,and2)abroad,generalreviewofthecontrolroomwithemphasisonidentifyingmajorissueswhicharehighlylikelytooccurbasedonreviewsofsimilarplants.2.3.3.2MethodUsingalistofgenericdiscrepancies,apanelbypanelandsystembysystemreviewwasconducted.NotedwereCRcharacteristicswhichviolatedhumanengineeringpracticeslistedinthegenericchecklist.2.3.3.3DataReductionandAnalsisApplicationofgenericchecklistsimmediatelyidentifieshumanengineeringdiscrepanciesfromtheguidelines.Astheyareidentified,discrepancyreportsarewrittenandenteredintotheHEDreviewprocess.

2.3.0Noise2.3A.i~Ob'ectiveTheobjectiveofthissurveywastomeasuretheambientnoiselevelsinthecontrolroomfromvariousoperatorpositionsandtoassessitsimpactontheoperators'bilitytoverballycommunicateand/ordiscriminateaudiblesignals.ThemeasurementsweremadeusingtheSaintLucieunit1controlroom.2.3.0.2InstrumentationIntheperformanceofthisstudyaGeneralRadioCorporation,Model1983soundlevelmeterwasused.2.3A.3MethodTheperformanceofthisevaluationrequiredtheconsiderationofnotjus'tnormalcontrolroomnoisebutanyfactorsthatcanaddtotheoverallnoiselevel.IncludedinthisweretheoccasionalnoisesofveryShortdurationthatcancausehighpeaklevels.aoNoiseConditions-Thenoisesurveystartedwithabasalnoiselevel.Thisistheambientnoisewithoutalarms,printers,orcommunicationsequipmentcontributing.Oncethismeasurementhasbeentaken,potentialnoisesourceswereintegratedintotheambientenvironment,bymeasurementofpeaknoiselevels.Thefollowingwereconsideredaspotentialnoisesources:oAudiblealarms,oTypersandprinters,oCommunicationsequipment(ringingtelephones,P.A.s,radios),oEmergencyoratypicalenvironmentalcontrolsystems(airconditioning,exhaustfans),oLoudconversation,oExternaltotheControlRoom,oOpendoorsleadingoutofthecontrolroom.

IIIIII b.positionsthatrequiredverbalcommunicationand/orauditorydiscriminationofasignal.ThisincludedtheReactorOperator'sdeskposition,theSeniorReactorOperator'sdeskposition,twopointsontheeachpanel/board,andtwopositionsatbackpanelsrequiringcommunication.Twomeasurementsweretakenateachposition,onemeasuringbasalnoiselevels,theothermeasuringpeaknoiseoverapproximatelyatwominuteinterval.Measurementsweretakenflat(dB),andinaweighting(dB"A").AformusedtocollectthosedataiscontainedinAppendixA.Theinstrumentwascalibratedbefore,duringandafterconductofthesurvey.2.3.0.0DataReductionandAnalsis'Thecollecteddata,werecomparedtothe1580guidelines.ValuesthatexceedtheestablishedlimitswerenotedandaHumanEngineeringDiscrepancyReportwascompleted.2.3.5DesinConventionSurve2.3.5.1~Ob'ectiveThissurveyyieldedalistingofdesignconventionsusedinthecontrolroom,andwasusedtoidentifyinterfacesthatviolateCRestablishedconventions.2.3.5.2MethodExamplesofcontrols,displays,labels,etc.,weresurveyedandconventionsrecorded.Wheredesignconventionswereused(mostorallinterfacessurveyedfollowthesameoperationalrules)theconventionwasnoted,anddeviationsfromtheconventionsdocumentedfordiscrepancyreportingpurposes.2.3.5.3DataReductionandAnalsisWheredeviationsfrompredominantCRconventionswerenoted,HumanEngineeringDiscrepancyreportsweregenerated.

I 2.3.6Checklistin2.3.6.j~ob'ectiveTheobjectiveofcompletingthechecklistwastocomparethedetailsofthecontrolroomdesigntotheHumanFactorsGuidelines.Thedetaileditemscontainedinthecheckistsallowedforasamplingevaluationfromthesystem,panelandgenericcomponentlevel.2.3.6.2InstrumentationCertainchecklistitemsrequirethatphysicalmeasurementsbeperformed(tapemeasures,soundmeters,andsoforth).2.3.6.3MethodsThecompletionofthechecklistsrequiredaccesstothecontrolroom,abasicfamiliaritywiththecontrolroomandthesystemsbeingevaluated,andtheassistanceofaqualifiedoperator.Onceappropriatechecklistswereselected,apacketofchecklistswasmadeupforpanelsorsystemstobeevaluated.Thechecklistswerethencompletedinthefollowingmanner.Eachchecklistitemwasconsidered,intheCR.Whentheitemdidnotapply,an"N/A".wasplacedinthecheckcolumn.Iftheitemwascompliedwith,a"yes"wasplacedinthecheckcolumn.Wheretheitemwasnotcompliedwith,a"no"wasplacedinthecheckcolumnandthediscrepancywasdescribedindetailinthenotescolumn.Whereappropriate,examplesofdiscrepantcomponentswerenotedforreportingpurposes.2.3.6.0DataReductionandAnalsisThechecklistswerereviewedfordiscrepancies(itemsmarked"no")andcomparedtotherelevant1580Guidelines.AHumanEngineeringDiscrepancyReportwascompletedforeachitemthatdidnotcomplywiththeguidelines.

ClI 2.3.7ProcedureReviewandDeveloment2.3.7.1~ObectivesTwoobjectivesofthistaskwere:l)toassistFPRLingeneratingprocedures(emergency,startup,andshutdown)usingCEprocedurespecificationsasabaseline,and2)toevaluatetheproceduresaccordingtotheguidelines(format,writingstyle,andsoforth)..3..Essexinvolvementwithproceduredevelopmentinvolvesprovisionofaprocedurespecificationtoaidinthedevelopmentofhumanengineeredprocedures.2.3.8HEDReviews/HEDreviewsentailtwoactivities:preparationofhumanengineeringdiscrepancyreports(HEDs)andreviewprocessing.2.3.8.1PrearationofHumanEnineerinDiscreancReortsPersonnelinvolvedintheDataCollectiontask(3e0)wereinstructedtocompleteaHumanEngineeringDiscrepancy(HED)formforeachandeveryidentifiedincidencewherethecontrolroomdesigndoesnotcomplywithHumanEngineeringGuidelines.Noattemptwasmadeduringactualdatacollectiontodeterminewhetherornotaparticulardiscrepancywassufficientlyimportanttoreport.HEDswerecompletedforalldiscrepanciesincludingenvironmental,layout,instrumentation,jobdesign,etc.2.3.8.2~ObectiveTheobjectiveofthistaskwastoprovidecompleteandaccuratedocumentationofallhumanengineeringdiscrepanciesinthecontrolroom;toanticipatethespecifichumanerrorsthatmightresultfromthediscrepancy;toreporttheguidelinesviolated;andwherenecessary,torecordthelikelyresponseoftheplantsystemtotheerror.

2.3.8.3MethodTheSL-2controlroomwasreviewedbydatacollectionpersonnelandoperator-controlroominterfacesthatdidnotmeettheHumanEngineeringGuidelineswereidentified.Thesediscrepancieswererecordedonaform,"HumanEngineeringDiscrepancyReport"(seeAppendixA),whichincluded:aeb.Ced.e.Ashorttitleforthediscrepancy;Hardwareorproceduresitems,nomenclature(label)andpanellocations;Humanengineeringguidelineswhichwereviolated;Operatorerror(s)thatmightresultfromthediscrepancy;Asrequired,plantandsystemlevelconsequencesoftheseerrors.Wherethereareanumberofinterfaceswiththesamediscrepancy,thesameproceduresinvolved,andthesameconsequencesofoperatorerror,one"generic"HEDwasgenerated.ThefinalstepinHEDpreparationwastheidentificationofsuitablebackfitstoreduce/eliminatethediscrepancy.Mostdiscrepancieswereconsideredcorrectablebyanyofseveralbackfitswithdifferentpotentialsforreducingoperatorerrorlikelihoodanddifferentcosts.Forinstance:oChangeofinstrumentationtypeorlocationoAdditionofrepeatingdisplaystoimprovecontrol/displayrelationshipoDemarcationlinestoimproveoperatorlocalizationofcontrolsand/ordisplaysoUseofswitchguardstoreducethelikelihoodofinadvertentoraccidentaloperationoUseofalarmsorwarningstoadviseofapotentialerroroUseofswitchordisplaycolorcodingtoimproveoperatorlocalizationoUseofdisplayrangemarkings(e.g.,normal,emergency)toimprovedisplaydiscriminabilityatadistanceoUseofmimiclinestoimprovesequentialcontrol/displayoperations12

~Useofwarninglabelstocautionagainstspecificactions~Useofproceduralcautionsrequestingadouble-checkofadifficultsetting~Useofshapecodingonswitchhandlestotactually"separate"switcheswhichcouldbeinterchangedinoperation~Attentiongivenduringtrainingtodifficultorerror-pronecontrol/displayoperations~,Useofindicationswithsetpointsandout-of-tolerancealarmlightstoimprovediscriminabilityatadistance.2.3.9HEDReviewProcessin2.3.9.1~Obectives~TosupplyHEDstoFPRLpersonnel,astheyaregenerated,forreviewandaccess~Toensuretheadequacyandaccuracyofthediscrepancydata(byFPRLoperationsandEssexreview)~ToprepareHEDsforreportingpurposes.2.3.9.2MethodAsHEDsweregenerated,copieswereforwardedto:1)Essexforreviewand2)FPRLoperationsforreview.MeetingswereconductedtodiscussHEDswithFP*Lpersonneltomeettheobjectivesofaccuracyofdiscrepancydata.2.3.10DraftReortPrearationandReview2.3.10.1~Ob'ectiveToprovideFPRLadraftreportoftheNTOLCRassessment,forreviewandcommentpriortorelease.2.3.10.2MethodReportwritingwasongoingthroughouttheeffort,taskobjectives,instrumentation,andmethodshavingbeenwrittenatthebeginningoftheeffort.Findings(HEDreports)werecontinuouslyreviewedbyEssexandFPRLpersonnel,forinclusioninthereport.FPRLwasprovidedseveralcopiesofthedraftforoperations,engineering,andmanagementreview.13

3.0FINDINGSFindingsintheSL-2controlroomarediscussedinthreesections,asfollows;(1)panelbypaneldiscrepanciesinlayout,control/displayintegration,anddiscrepanciesuniquetospecificpanels,(2)genericdiscrepancieswithcontrols/displaysusedinthecontrolroomandpervasivediscrepanciessuchaslabeling,etc.,and(3)othertopicssuchasambientlighting,noiseandsoon,notcoveredbytheabove.Discrepancieshavebeencategorized,accordingtothefollowing:Category1Category2Category3Category0Category5Highriskofoperatorerrorinsafety-relatedactivityModerateriskofoperatorerrorinsaftey-relatedactivitySomeriskoferrorinsafety-relatedactivityRiskoferrorinnon-safetyrelatedactivityAdditionalevaluationrequired.AssignmentofcategorywasmadebyEssexprovidingsubjectivedeterminationoferrorrisk(High,moderate,some)andFPRLassignmentofsafetyrelatednessoftheoperationalactivities.3.1DiscussionsofDiscreanciesbPanels.Panellayoutanddiscrepanciesuniquetospecificpanelsarediscussedbelow.3.1.1Panel201-ElectricalTurbineandGeneratorA)Controlsanddisplaysarenotconsistentlyarrangedinstereotypicorder.Forexample,mainsteamdrainvalvesindicatorlightsarearrangedasfollows:DvlDV2DV6DV7DV5DV3DVODV8DV9Noactionisplanned.Category3 II GeneratorSeedandMarelocatedatthepMegavarIndicationareseparated.Theinde.einicationsareocatedatthetopoftheverticalportionoftheboardswhilecontrolsarelocatedatthebottomportionofthboeenchboard.Noactionisplanned.Category0D)TurbineandReaeactorTrippushbuttonsareloctdhhaeigontheverticalportionsoftheboards,renderingthemd'ff'miiculttoaccessbyshortoperators.Noactionisplanned.Category3E))TheGeneratorMegavars(VARM-881)d'splaysindicatenegativeandpositivevalues,thedisplaysarenotlabeldnoaeeastowhichdirectionsarewhich.Inadditionnearigotezerogtivevaluesarelocatedtotherihtofhposition(asisanindustryconvention).FPRL'll1wiaddresstheproblembyabelingthedirections"lead"and"1anagasappropriate.Category0F)LayoutoftheDeDieselGeneratorcontrolsdd'anispaysissomewhatconfusingduetoseparation.FPRLdwilladdresstheproblembyemarcationofthesesystems.Category3G)DEHValveTestpushbuttonsandleendlihegenigtsarevisuallysimilar.Control/dislawilladdresstheC'ysubstitutionerrorsarelikely.FPRLproblemthroughlabelinganddemarcation.Category0H)DIESELGEN2BFREQUENCYFIM-161616meterinformationisobscuredbyglare.FP*LwilliCat3installnon-glareglassontheaegoryemeterface.B)Turbinesuortssppystem(glandsteam)indicationandcontrolareseparatedbreheatyatercontrolsandtemperaturecontrols.Noactionisplanned.Category0c)3.1.2Panel202-FeedwaterandCondensateA)ChemicalrecordersarelocatedbetweenAFduxeewatercontrolsandindicators.Examplesofchemicalrecorders:1.CONDENSATEDISSOLVEDOXYGEN02-05-115 2.FEEDWATERRSTMGENBLOWDOWNPHPHR-05-01FPRListorelocatetherecorders.Category3B)TheHEATERDRAINPUMP28controlappearstobedirectlyassociatedwiththeAuxFeedwaterPumpcontrols.Bylayout,thesteambypasspermisiveappearstobethecontrolforHEATERDRAINPUMP2A.Substitutionerrorsarelikely.FPRLtoaddressthediscrepancybydemarcationandlabeling.Category1C)SomeoftheAuxFeedwaterPumpandvalvecontrolshaveunlabeled"Auto"positions.Forexample:AUXFWPUMP2ADISCHtoSG2AVALVEMV-09-9FPRLwilladdressthisproblembyprovidingappropriatelabels.Category5D)AuxFeedwaterHeaderFlowtrendrecordersarearranged,fromlefttoright,asfollows:AUXFEEDWATERHDRBRCFLOWFR-09-2B/2CAUXFEEDWATERHDRAFLOWFR-09-2Awithrecorders2B/2Ctotheleftofrecorder2A.Thismayleadtosubstitutionerrors.FPRListoreversetherecorders.Category1E)ThePrimaryWaterMakeupPumpcontrolsandPRIMARYWATERSTORAGETANKLEVELdisplayarelocatedonthispanel,notpanel205wheretheremainderofthemakeupcontrolsanddisplaysarelocated.Noactionisplanned.Category016 IIIIIII F)TheMainSteamIsolationValvecontrolsandFeedwaterBlocksarelocatedonpanel206,notonpanel202.FPRLbelievesthatthepositioningofthesecontrolsisappropriateformitigatingpotentialaccidents,andshouldnotbemovedtoenhancestartupactivities.Layouttobestudiedviaoperationsanalysis.Category53.1.3Panel203-ReactorCoolantSstemA)PRIMARYRCSTEMPERATUREindicatorintrudesintopressurizercontrolsanddisplay(LOOP2ACOLDLEGTEMPandLOOP2BCOLDLEGTEMP).FPRLtoaddressviasystemdemarcation.Category3B)LayoutofPressurizerlevelandpressurecontrolsanddisplaysisinconsistentandmisleading.Pressurecontrolsarelocatedtotheleftoflevelcontrollerswhilethelevel~disiaislocatedtotheleftofthepressuredisplay.Further,LOOP2A/2BHOTLEGTEMPERATUREdisplaysegregatesthepressurizerlevelandpressuredisplays.Ahighlikelihoodofcontrolanddisplaysubstitutionerrorsisexpected.Noactionisintended.Category5C)ReactorCoolantPumpcontrolsarestackedvertically,whileassociateddisplaysarehorizontallyoriented(exceptpumpamps,flow,andcoolanttemperaturewhicharelocateddirectlyabovethecontrols).Annunciatorcontrols,locatedatthebottomportionoftheangleintheboards,intrudeintotheRCPcontrolsanddisplays.FPRLisexaminingmovementtheannunciatorcontrolstopanel200.FPRLwilldemarcateRCPcontrolsanddisplays.Category3D)REACTORCOOLANTPUMP2B2appearstobeassociatedwiththestringofPRESSURIZERBACKUPHEATERS.Controlsubstitutionerrorsarelikely.FPRLwilladdressthisproblemby1)shapecodingRCPcontrolhandlesand2)demarcationofthecontrolsforbothRCPsandpressurizerbackupheaters.Category117 III E)Theupperscaleonhorizontallyorientedmeters(STMGENb,PCOREFLOWandCOOLANTLOOPTEMPTCOLD/THOT)isdifficulttoseewithoutcrouching.FPRLtoeithercoatorreorientdisplays.Category23.1.0Panel200-NuclearInstrumentationA)TheReactorPowerRecorderSelectorcontrolislocatedabovetheRCStemperaturerecorder.Noactionisplanned.Category0B)TheT-AVGandT-REFdisplaysarelocatedwelltotherightofthecontrolrodcontrols.Noaction.RedundantdisplayisalsoprovidedtotheimmediaterightoftheCEAcontrols.Category3C)Thereisno"Firstout"indicationoftheannunciatorsystemforthereactor.Noactionisplanned.Category2(indicationof"firstout"isavailableonthesequenceofeventsrecorder).D)TheReactorTripcontrolsarelocatedhighontheverticalportionoftheboards,renderingthemdifficulttoaccessbyashortoperator.Noactionisplanned.Category3E)CEACRTisunreadableforthefollowingreasons:darkglasscoveringobscuressetpointinformation;thedisplayissubjecttoexcessiveglare;bank7informationisnotstable;bankandsteplabelsareobscuredbyanti-glareglass.Thisobservationwasmadeintheunit1controlroom.IfthedesignandHEdiscrepanciesarereproducedatunit2theproblemwillbeaddressedby1)removinganti-glareglassfromCRTcover,and2)placingashieldovertheCRTtoreduceincidentlighttothedisplay.Category1

3.1.5Panel205-ChemicalVolumeandControlSstemA)Thecontrol:LETDOWNLEVELHIC-1110labelismisleading.Inactuality,pressurizerlevelcontrolsletdown,andthecontrollersetsthepressurizerlevelwhichhaltsletdown.FPRLwilladdresstheproblembymoreaccuratelylabelingthecontrol.Category3B)TheVOLUMECONTROLTANKDISCHVALVEV-2501andtheREFUELINGWATERTOCHARGINGPUMPSVALVEV-2500arespaciallyseparatedbyotherletdown,chargingandVCTcontrols.Thereisagenerallackoflogicallayoutofcharging,letdown,andVCTcontrolsonthispanel.FPRLandEBASCOaretoexaminealternativesandaddresspriortofuelload.Category5C)PRIMARYWATERMAKEUPPUMPS2Aand2Barelocatedonpanel202,notonpanel205.Noactionisplanned.Category0D)AnnunciatorcontrolsareguardedandTESTiscolorcoded(red),inconsistentwithcodingofotherannunciatorcontrols.FPRLwillconsistentlycodeannunciatorcontrols.Category0E)AssociationofLIQUIDWASTEFLOWVALVEsFCV-6627YandFCV-6627Xwithcontrolpositionviolatesstereotypes.Thetopsetoflights(valveY)isselectedbythecontrolbeingintherighthandposition.FPRLwillcorrectbyreversingthepositionsofthevalvelightsandlabels.Category0F)Anonlinearscale(REACTORMAKEUPWATERFLOWFRC-2210X)isusedandnotoperationallyrequired.FP*Lwillinstallasquarerootconverterinthesignallineandrescalethedisplay.Category019 4

3.1.6Panel206A)LowHeadSafetyInjectionandHighHeadSafetyInjectionareIintermixed,ratherthangroupedbylowheadorhighhead.HPSIcontrolswillbedemarcated.PlansforrelayingoutSlcontrolsanddisplaysarenotscheduled.Category2B)EmergencyCoreCoolingequipmentisgroupedbypowersupplyratherthanbyfunction.FPRLwillconductanengineeringreview.Labelinganddemarcationmayalsobeprovided.Priority1C)HydrazinePumpstatuslights(HYDRAZINEPUMP2AandHYDRAZINEPUMP2ADISCHVALVEI-SE-07-38)arelocatedwelltotherightoftheHYDRAZINESPRAYFLOWmeterandwelltotheleftoftheassociatedHYDRAZINE2BpumpandDischargeValvesimpleindicatorlights.HYDROZINETANKLEVELandSPRAYFLOWmetersaresimilarlynotlocatednearotherhydrazinedisplays.Noactionisplanned.Category3D)Shutdowndisplaysarelocatedwelltotherightofshutdowncoolingcontrols.Noactionisplanned.Category3E)CCWFROMRCPUMPSHXFLOWmetersare,locatedtothefarrightoftheCCWcontrols.Theseindicatorsinclude1)FIS-10-15-A,2)FIS-10-15-B,3)FIS-10-15-C,and0)FIS-10-15-D.Noactionisplanned.Category2F)TheSILOOPCHECKVALVELEAKAGEHIC-3638processcontrolleroperatesinareversed(nonconventional)fashionfromotherprocesscontrols.FPRLwilladdresstheproblembyachievingconsistencyforthiscontrolwiththeCRconvention.Category13.1.7MiscellaneousPanelsHumanEngineeringDiscrepanciesidentifiedonAuxilliaryandSupportPanelsareasfollows:20 IIIIII A)TheMATRIXRELAYHOLDpushbuttonontheRPSPanelisdifficulttouseduetocontrolresistance.Inaddition,thecontrolmustbepushedinwhilecontrolsuptoaboutfivefeetdistantaresimultaneouslyoperated.ItispossibletofailtoresetReactorTripBreakers.ThisobservationwasmadeatSL-1.Category0B)Manycontrolsarelocatedbelow30inchesontheHVACPanelandabove70inchesonthebackpanels(REACTORREGULATINGSYSTEMs1and2).Noactionisplanned.Category3C)ImpacttrendrecorderinformationontheHVACPanelisobscuredbychartidentifyingpoints.FPRLwillremoveandrelocatelabels.Category2D)TheCONTAINMENTCONT./H2PURGECONTROLVALVEFCV-25-8ontheHVACPanelviolatescolorcodingofindicatorlights(greenindicatesvalveopen,redindicatesvalveclosed).FPRLwillchangelensesontheindicatorlights.Category3E)Provisionsforkeystorageandaccessarenotprovidedtomakekeysimmediatelyaccessible.ParticularproblemsexistfortheRemoteShutdownPanel.FPRLwilladdressbyprovidingkeysattheRSP.Noactionwillbetakenincontrolroom.Category13.2GenericDiscreancies.Controlroomcomponentsanddesignpracticeswhichtranscendparticularpanelsarediscussedinthesection.Table3summarizestheseidentifieddiscrepancies,andisarrangedinthefollowingmanner:oDiscrepancydescriptionoExamples~oLocationoAction/CommentsBriefstatementofthehumanengineeringdiscrepancySpecificexamplesofCRcomponentswhichevidencethediscrepancyLocationinthecontrolroomforthecitedexampleswhichevidencethediscrepancyContainsbriefstatementsregardingFPRLresponsestodesigndiscrepancies.Wheredirectcorrectiveactionistaken,problemshavenotbeenprioritized.Wheretherehasbeennodirectcorrectiveaction,thediscrepancyisprioritized.21 TABLE3ST.LUCIEUNITII2LABELSAND3OBPERFORMANCEAIDSHUMANFACTORSENGINEERINGDISCREPANCYREPORTSDiscreancDescrition~ExamlesLocationAction/CommentsLABELCONTENTS1.AbbreviationsarenotusedconsistentlyinlabelsCCWPUMP2A(componentcoolingwater)Panel206Tobeaddressedaspartofrelabelingeffort.CCWFROMRCP2A1FLOWPanel203FIA-1158(corecoolingwater)Category3COMPCOOL'GWATERPanel205-2.Contentoflabelsisnotconsistent.3.IncorrectlabelsVAPORCAVITYPIA-1163,Panel2031183BLEED-OFFCAVITYPIA-1153,Panel2031173BATTERYVOLTS2B(VM-001)Panel201BATTERYVOLTS2B(VM-001)meterVM-001shouldbecutasBATTERYVOLTS2A1)Tobeaddressedaspartofrelabelingeffort.2)ExamplesgivenshouldbothbelabeledBleed-offcavityorvaporcavity.Category3Tobecorrectedduringrelabelingeffort.Category1 IIIIII TABLE3ST.LUCIEUNITII2LABELSAND3OBPERFORMANCEAIDSHUMANFACTORSENGINEERINGDISCREPANCYREPORTSDiscreancDescrition~ExamlesLocationAction/CommentsLABELCODING1.Labelsarehighlysimilar.BORICACIDGRAVITYFEEDVALVEV-2508BORICACIDGRAVITYFEEDVALVEV-2509Panel205Panel205Tobeaddressedaspartofrelabelingeffort.CategoryIHPSITOHOTLEG2BVALVEV-3551HPSITOHOTLEG2BVALVEV-3523Panel206Panel2062.PushbuttonshavetwolabelswhichTURBINETRIP,TRIPPanel201presentredundantinformation.RCP2A1VIBRATIONRESET,Panel203RESETRedundanttagswillberemoved.Category33.ComponentlabelsarenotlargerSPILLOVERBYPASSVALVEPanel201thancomponentpositionlabels.M/BP2Tobecorrectedaspartrelabelingeffort.Category3LabelsarecolorcodedbasedonCSASCHANNELSApowersupply,notsystem.CGASCHANNELSBPanel206Panel206Tobeaddressedaspartofrelabelinganddemarca-tioneffort.Category15.Somelabelsaredifficulttoreadduetoinsufficientcolorcontrastbetweenlabelsurfaceandprint.PinklabelswithwhiteprintOrangelabelswithwhiteprintTobeaddressedaspartofrelabelinganddemarca-tioneffort.Category1 I

TABLE3ST.LUCIEUNITII2LABELSAND3OBPERFORMANCEAIDSHUMANFACTORSENGINEERINGDISCREPANCYREPORTSDiscreancDescrition~ExamlesLocationAction/CommentsLABELREADABILITY1.Charactersonlabelsareseparatedbylessthantheminimumrecommendedspace(I/6)characterheight).REFUELINGWATERTANKLEVELLIS-07-2CLOWERCAVITYTEMPERATURETIA-1171Panel206Tobeaddressedaspartofrelabelingeffort.Category32.Linespacingonlabelsisinadequate(lessthan1/2thecharacterheight).THERMALMARGINLOWSETTINGPIA-1102DPanel203Tobeaddressedaspartofrelabelingeffort.Category33.ManyabbreviationsinlabelsontheHVAC,plantauxiliariesandlinerepeatpanelsarefollowedbyperiods.CONTINUOUSCONT./H2PURGECONTROLVALVEFCV-25-8HVACPanelTobeaddressedaspartofrelabelingeffort.Category30.ReadabilityoflabelsisreducedHOLDUPTANK2APRESSUREPane1205becauseoffontstyle.PIA-6610Tobeaddressedaspartofrelabelingeffort.Category3 III TABLE3ST.LUCIEUNITII2LABELSAND3OBPERFORMANCEAIDSHUMANFACTORSENGINEERINGDISCREPANCYREPORTSDiscreancDescrition~ExamleaLocationAction/CommentsLABELLOCATIONANDMAINTENANCE1.PointersoverlapindexonlargeGENERATORTEMPERATUREPanel201horizontaltrendrecorders.TR-22-30Noaction.Category32.Key-operatedswitcheshavetaped-onlabels.125VDCBUSTIE'2A-2ABPanel201Willbeaddressedaspartofrelabelingeffort.Category33.Engravedlabelswerenotfilledinandhavenowbecomeobscuredbygrease,grime,anddirt.Willbeaddressedaspartofrelabelingeffort.Category30.Labelshavebeenplacedunderdisplaysinalmostallcasesandareoftenobscuredbytheequipmenttheyareintendedtoidentify.TrendrecorderaboveReheaterControlSystemPanel201Willbeaddressedaspartofrelabelingeffort.Category25.Labelsarenotdirectlyoncontrolsanddisplays.GENERATORTEMPERATUREPanel201TR-22-30Willbeaddressedaspartofrelabelingeffort.Category3

TABLE3ST.LUCIEUNIT82LABELSAND3OBPERFORMANCEAIDSHUMANFACTORSENGINEERINGDISCREPANCYREPORTSDiscreancDescrition~ExamleaLocationAction/CommentsLABELLOCATIONANDMAINTENANCE(Cont.)6.Labelsarenotlocatedinaconsistentmannerthroughoutthecontrolroom,makingitdifficulttoidentifycontrolsandcomponentgroupings.HPSIHOTLEG2BVALVEV-3523HPSI-HDRBTOLOOP2A2VALVEHCV-3616Panel206Panel206Willbeaddressedaspartofrelabelinganddemarca-tioneffort.Category27.Labelsarenotlocatedonthemostunclutteredsurface.CONDENSERVACUUMBREAKERVALVESMV-10-1A,MV-10-1BPanel202Willbeaddressedaspartofrelabelingeffort.Category38.Labellingofunitsontrendrecorders,countersandprocesscontrollersisinconsistentandoftenredundanttothecontrollabel.ControlLabel:FEEDWATERTOSGREGVALVEBYPASSLIC-9005UnitLabel:FEEDWATERBYPASSCONTROLSCALERDGx1=%LEVELPanel202Willbeaddressedaspartofrelabelingeffort.Category39.Thereisnoindicationontwocolortrendrecorderastowhichcolorrepresentsanactualreadingandwhichrepresentsthesetpoint.UnitLabel:FRC-2210YiIND.x1=GPMFRC-2210YIND.x1=GPM(nodisplaylabelonpanel)Panel205Tobeaddressedaspartofrelabelingeffort.Category1

TABLE3ST.LUCIEUNITN2LABELSAND3OBPERFORMANCEAIDSHUMANFACTORSENGINEERINGDISCREPANCYREPORTSDiscreancDescrition~ExamlesLocationAction/CommentsLABELLOCATIONANDMAINTENANCE(Cont.)10.Thereareunlabelledpositionsonrotarycontrol(observationmadeinUnitNlRPSPanel).MATRIXRELAYTRIPSELECTRPSPanelTobeaddressedaspartofrelabelingeffort.Category211.ManytrendrecordershaveblankBORICACIDFLOW(missing)Panel205labelsorlabelswhichdonotexplainthedisplays'unction.FLOWRECORDERFR-25-18HVACPanelTobeaddressedaspartofrelabelingeffort.Category312.Anumberofcontrolsanddisplayshavelabelswhichareeithermissingorappeartobeincorrect.Rotarycontrolswitchonpanel201-labelmissingVAPORCAVITYPRESSUREPanel203PIA-1172shouldread:UPPERSEALCAVITYPRESSPIA-1172Tobeaddressedaspartofrelabelingeffort.Category1

TABLE3ST.LUCIEUNITII2LABELSAND3OBPERFORMANCEAIDSHUMANFACTORSENGINEERINGDISCREPANCYREPORTSDiscreancDescrition~ExamleaLocationAction/CommentsDEMARCATION1.Summarylabelsanddemarcationlinesarenotusedtoidentifyandseparatesystemssurroundingmimics.Labelsdonotalwaysappearabovemimicareas.ElectricalDistributionBusesPanel201Tobeaddressedaspartofrelabelingandsystemdemarcation.Category02.Thereislittleornouseofsummarylabellingordemarcationtoidentifyfunctionallyrelatedcomponents.AllsystemsandsubsystemsinCRTobeaddressedaspartofrelabelingandsystemdemarcation.Category1 IIIIII TABLE3ST.LUCIEUNITII2LABELSAND3OBPERFORMANCEAIDSHUMANFACTORSENGINEERINGDISCREPANCYREPORTSDiscreancDescrition~ExamlesLocationAction/CommentsMIMICUSABILITY1.Mimicsarenotconsistentlycolorcoded.ElectricalDistribution200KVElectricalDistribution6.9KV(bothmimicsareyellow)LineRepeatPanelFPRLwilladdressthroughPanel201mimicimprovements.Category32.Notallmimiclinesterminateatalabelorlabelledcomponent.LineRepeatPanelFP*Lwilladdressthroughrelabelingeffortandmimicimprovements.Category23.Insufficientuseofmimicsin'ontrolroom.Atpresent,theyareonlyusedforelectricalsystems.SafetyInjectionSystem,aswellasanumberofothersystems,wouldbenefitfromtheuseofmimics.Noaction.Category2 IIIIII TABLE3ST.LUCIEUNIT//2CONTROLSHUMANFACTORSENGINEERINGDISCREPANCYREPORTSDiscreancDescrition~ExamIesLocationAction/CommentsCONTROLSDIFFICULTTOUSE1.Processcontrollersonbenchboardindicatesetpointwithagreenstripattachedtocover,causingseriousparallaxproblems.PRESSURIZERPRESSPIC1100-XPRESSURIZERPRESSPIC1100-YPanel203Parallaxtoberemovedbymountingapointerclosertodisplayscale.Category22.Criticalpushbuttonsarelocated69,60and60in.,respectively,abovethestandingsurface.REACTORCHANNELMBREACTORCHANNELMDREACTORCHANNELMAPanel200Panel200Panel201Noaction.Category33.Notallcontrolsanddisplaysusedinnormaloperationsarelocatedbetween30and70in.abovethefloor.ANNUNCIATORTEST,ACKandRESETOutdoorlightswithes,purgeswitchesAnnunciatorboxoflinerepeatpanelHeatingandVentil-atingpanelNoactiononallitemsexceptannunciatorbuttons,whichareredun-dant(notused),andwillberemoved.Category30.Feedbackprovidedforcontroluseisbreakerpositionratherthanactualpumpstate.BORICACIDMUPUMPSCVCSPanelNoaction.Category3 IIIIIIII TABLE3ST.LUCIEUNIT//2CONTROLSHUMANFACTORSENGINEERINGDISCREPANCYREPORTSDiscreancDescrition~ExamlesLocationAction/CommentsCONTROLSSUB3ECTTOIN-ADVERTENTACTIVATIONl.Oncesetpointsaresetonprocesscontrollers,nomeansareprovidedtoguardagainstaccidentalmovingofthecontrols.PRESSURIZERPRESSPRESSURIZERLEVELPanel200Panel204Noaction.Category3,controlsaregenerallylocatedinlowbodyandhandtrafficareas.2.Criticalcontrolsareunguarded.TURBINETRIPPanel201PushbuttonguardwillbeinstalledbyFPRL.Category3

TABLE3ST.LUCIEUNIT82CONTROLSHUMANFACTORSENGINEERINGDISCREPANCYREPORTSDiscreancDescrition~ExamleaLocationAction/CommentsVIOLATIONSOFCONTROLCONVENTIONS1.Allswitchkeysareinsertedwithteethpointingdown.Allkeyoperatedswitchesincontrolroom.Panel206Noaction.Category32.Offpositionisnotverticalinkeyoperatedswitches.Panel206Noaction.Category33.Rotaryswitchpositionconventionsareviolatedinanumberofcases.NITROGENTOSITANK2B1VALVEV-3632LETDOWNSTOPVALVEV-2515Panel206Panel2061)Relationshipsofcontrolpositions(e.g.,closetotheleft,opentotheright)isconistent.However,open,forexample,maybeinthe12o'lockor2o'lockposition.Category5 III TABLE3ST.LUCIEUNITII2CONTROLSHUMANFACTORSENGINEERINGDISCREPANCYREPORTSDiscreancDescrition~ExamleaLocationAction/CommentsCONTROLLAYOUTANDSUBSTITUTIONERRORS1.Functionallyrelatedcontrolsanddisplaysarenotcollocated.MSISOLATIONVALVESCCWFROMRCpumpsHXFLOWSGlevelandpressuredisplaysLowheadandhighheadSIPanel206Panel206Panels203,206Panel206Demarcationlineswillbeappliedtoalleviatesomeproblems.Nocontrolswillberelocated.Category12.Controlsusedtogetherarenotincloseproximity.CSASChannelSASIASChannelSARASChannelSACSASChannelSBSIASChannelSBRASChannelSBPanel206Panel206Panel206Panel206Panel206Panel206ProblemwillbeaddressedbyFPRLbycolorcodingchangesinlabels.Nocontrolswillberelocated.Category13.Functionallysimilaroridenticalprimarycontrolsarenotconsistentlyarrangedandlocatedfrompaneltopanel.HEATERPUMP2AHEATERDRAINPUMP2BINSTRAIRCONTISOLHCV-18-1PRIMARYWATERCONTISOLHCV-15-1Panel202Panel202Panel206Panel206FPRLwilladdressproblemthroughdemarcation.Nocontrolstoberelocated.Category0 I

TABLE3ST.LUCIEUNIT82CONTROLSHUMANFACTORSENGINEERINGDISCREPANCYREPORTSDiscreancDescrition~ExamlesLocationAction/CommentsCONTROLLAYOUTANDSUBSTITUTIONERRORS(Cont.)0.Minimumseparationforcontrolsnotachieved.ReactorRegulatorSystemlllllandll2llContinuousrotaryselectorsPanel200LoosePartsMonitorNoaction.Category05.Controlsnotarrangedbyimportanceorfrequencyofuse.ANNUNCIATORTEST,ACK,RESETReactorCoolantPumpsPanel203Panel203FPRLtostudyfeasibilityofrelocatingannunciatorbuttonstoPanel200.Category3 TABLE3ST.LUCIEUNITII2CONTROLSHUMANFACTORSENGINEERINGDISCREPANCYREPORTSDiscreancDescrition~ExamlesLocationAction/CommentsCONTROLCODING1.Keyoperatedswitchesarenotcon'sistentlycolorcoded.CHARGINGLINECONTAIN-Panel205MENTISOLVALVEV-2523FPRLwillcorrecttomakecolorcodingconsistent.Category2CCWHDRAFROMFUELPOOLHXVALVEMV-10-13CCWHDRBTOFUELPOOLHXVALVEMV-10-18Panel206Panel2062.Keyoperatedswitcheshaveunlabelledpositions.SIASBLOCKCHANNELSBSIASBLOCKCHANNELSAMSISBLOCKCHANNELSBMSISBLOCKCHANNELSAPanel206Panel206Panel206Panel206FPRLwilllabelblankpositions.Category33.Flagsonbreakercontrolsareobscuredbycontrolhandles.CIRCWATERPUMP2A1andDISCHVAMV-21-181Panel202FPBcLtocorrectby1)providingdifferenthandlesor2)modifyingexistinghandles.Category3 TABLE3ST.LUCIEUNIT//2CONTROLSHUMANFACTORSENGINEERINGDISCREPANCYREPORTSDiscreancDescrition~ExamleaLocationAction/CommentsCONTROLCODING(Cont.)0.Coversonalllegendpush-buttonsareinterchangeable.AuxFeedwaterValveControllersESFASTurbineControlsPanel202Panel200Panel203FPRLwilladdressviapanelanddisplaymarkings.Category15.DirectionalarrowsontopofT-handleRESETcontrolsarethesamecolorastherestoftherestofthehandle.VOLTAGEAD3USTERBASEAD3USTERPanel201FPRLwillcorrectbyfillinginarrowswithcontrastingpaint.Category36.Anumberofrotaryselectorswitcheshavedirectionalmarkingsorarrowswhicharenotpresentlyfilledwithacontrastingpaintpigment.EXCITERSUPPLYBREAKERGENERATORGROUNDDETECTORPanel201Panel201FP*Lwillfillinwithcontrastingpaint.Category37.Controlshavenodifferentialcodingforpumps,fans,orvalves(exceptinlabelwording).SPILLOVERBYPASSVALVEMVBP2GLANDSTMCONDENSERTRANSFERPUMPPanel201Panel201NoactionCategory3 TABLE3ST.LUCIEUNIT//2ANNUNCIATORSHUMANFACTORSENGINEERINGDISCREPANCYREPORTSDiscreancDescrition~ExamleaLocationAction/CommentsANNUNCIATORINFORMATIONUNCLEARORNOTPROVIDED1.Thereareanumberofunnecessaryannunciators.ANNUNCIATORPOWERSUPPLYLAUNDRYANDCHEM.DRAINSUMP.HIGHLEVELSAnnunciatorPanelKAnnunciatorPanelNWillbeaddressedaspartofannunciatorstudy.Category52.TherearenoannunciatorsfortheHydrazinesystem.NoneFPRLwilladd"OFFNORMALLINEUP"alarm.Category13.Someannunciatorsusedinstartupwillbenormallyonduringfullpowersituations.POWERHIGHRATEOFCHANGETRIPBYPASSEDSITANKISOLV-3610,V-3620MOTOROVERLOADALARMTRIPAnnunciatorPanelLAnnunciatorPanelQFPRLtoexaminefeasibilityofprovidingadditionalsoftwaretodefeatselectedannunciatorsabove15%power.Category1Alternativeistocolorcode"NormallyOn"TilesGreen-0.Theonlyindicationthatanannunciatorhasbeenclearedistheextinguish-mentofthelight.AllannunciatorsNoaction.Category1

TABLE3ST.LUCIEUNITII2ANNUNCIATORSHUMANFACTORSENGINEERINGDISCREPANCYREPORTSDiscreancDescrition~ExamleaLocationAction/CommentsPRIORITIZATIONNOTPROVIDED1.Permissivedisplaysarelocatedonannunciatorpanelswhichshouldbereservedforalarmdisplays.MSISACTUATIONCHANNELAnnunciatorABLOCKPERMISSIVEPanelPMSISACTUATIONCHANNELAnnunciatorBBLOCKPERMISSIVEPanelPNoaction.Category12.ImportantannunciatorsarenotcolororpositioncodedexceptonannunciatorpanelC.Thatpanelisalsotheonlyonewithafirstoutresetfunction.DROPPEDCEACEDMICSCEAPOSITIONDEVIATION+0"(DATAPROCESS)AnnunciatorPanelKAnnunciatorstudyistobeperformedtodevelopprioritizationschemes.Category1 TABLE3ST.LUCIEUNITII2ANNUNCIATORSHUMANFACTORSENGINEERINGDISCREPANCYREPORTSDiscreancDescrition~ExamleaLocationAction/CommentsANNUNCIATORTITLESDIFFICULTTOREAD/INTERPRET1.Annunciatorfontsizeisnotsufficientforreliablereading,particularlyatdistancesgreaterthanseveralfeet.TobeaddressedaspartofFPRLannunciatorstudy.Category12.Manyannunciatortitlesaretoowordy.CHARGINGPUMP2ALOWOILPRESSTRIPSTUFFINGBOXLOWOILLEVELLOWWATERLEVELSHUTDOWNCODINGISOLV-3561,V-3562OPENHIGHSHUTDOWNPRESSAnnunciatorPanelMAnnunciatorPanelGTobeaddressedaspartofannunciatorstudy.Category1 TABLE3ST.LUCIEUNITII2ANNUNCIATORSHUMANFACTORSENGINEERINGDISCREPANCYREPORTSDiscreancDescrition~ExamlesLocationAction/CommentsANNUNCIATORCONTROLSMISLEADING1.Annunciatorbuttonlabelsareunreadable.TESTRESET(ACKlabelsmissing)PlantAuxPanelsWillbeaddressedaspartofrelabelingeffort.Category22.Locationofsimilarbuttonsisnotthesamefrompaneltopanel,andtheyarenotinthesameorderfrompaneltopanel.ANNUNCIATORTESTRESETACKNOWLEDGEPanels201,203and205FPRLwillarrangebuttonsinsameorderfrompaneltopanel.Category23.Annunciatorpushbuttonsareinconsistentlylabelled.Summarylabelsaresome-timesused,sometimesmissing.Abbreviationsareusedinconsistently.ANNUNCIATORACKNOWLEDGEACKNAcknowledgelabelmissingLineRepeatPanelPanel201PlantAuxPanelTobeaddressedaspartofrelabelingeffort.Category2

TABLE3ST.LUCIEUNITII2ANNUNCIATORSHUMANFACTORSENGINEERINGDISCREPANCYREPORTSDiscreancDescrition~ExamlesLocationAction/CommentsINCONSISTENTANNUNCIATORLAYOUT1.Annunciatorwindowsarenotabovethesystemstheyaddress.CONDENSATESTORAGETANKHIGHLEVELCONDENSATESTORAGETANKLOWLEVELTheseshouldbelocatedonpanelF.Componentcoolingannunci-atorsforRCPslocatedoverpanelS,whileindicationisprovidedonpanel3.AnnunciatorPanelGAnnunciatorPanelGAnnunciatorPane13RSHold'forFPRLschedulingandreview-tobeaddressedaspartofstudy.Category1 I-II TABLE3ST.LUCIEUNIT/k2ANNUNCIATORSHUMANFACTORSENGINEERINGDISCREPANCYREPORTSDiscreancDescrition~ExamlesLocationAction/CommentsAUDIBLEANNUNCIATORSPOORLYCODED1.Annunciatoraudiblesarelocatedbehindthepanels,makingitdifficultforoperatorstolocalizethealarm.Panels201,203and205FPRLwillmoveaudiblestotopofpanel.Category12.Annunciatoraudiblessoundatambient(bosaonoiselevels.1)NoiselevelstobesurveyedatunitP/2byEssex.Movingsourcestoexterioroftheboardsshoulddramaticallyincreasesignaldetection.2)Soundlevelstakenatunit7/I.Category1 IIIII TABLE3ST.LUCIEUNIT//2DISPLAYSHUMANFACTORSENGINEERINGDISCREPANCYREPORTSDiscreancDescrition~ExamleeLocationAction/CommentsCODINGISUNCLEARORMISLEADING1.Twoofthethreelightsassociatedwitheachofthelistedswitchesarered.CONTAINMENTFANCOOLERS2HVS-1A,2HVS-1B,2HVS-1C,2HVS-1DHeatingandVentil-FPRLwillcorrectthroughatingPanelIRClights.Category22.Verticalscaleindicatorlightshavemultiplemeanings.Thesamelightcanmeaneither"highsetpointexceeded",or"scalepoweron".CCWFROMRCPUMPSHXFLOiVFIS-10-15-DCONTAINMENTPRESSUREPIS-07-20Panel206FPRLwillcorrectthroughIRC.Category33.Labelsforrotaryswitchcontrolpositionsarenotorientedhorizontallyandpositionlabelsareobscuredbythecontrolhandle.AMMETERCONTROLSFORBUS2A1,2A2;2BI,2B2;DIESELGEN2A,28;EMERGENCYBUS2A3,2AB,2B3.Panel201Tobecorrectedorpartofrelabelingeffort.Category20.Becauseofthelayoutofdisplaysandlabels,unrelateddisplaysappearrelated.S1TANK2B2ISOLATIONVALVEHYDRAZINEPUMP2BFPRLtohandleaspartofdemarcationeffort.Category1 TABLE3ST.LUCIEUNITII2DISPLAYSHUMANFACTORSENGINEERINGDISCREPANCYREPORTSDiscreancDescrition~ExamlesLocationAction/CommentsLACKOFLAMPTESTING/LAMPAD3USTABILITY1.Therearenolamptestingcapabilitiesforsimpleindicatorlights,legendlights,ortheCEAPositionDisplay.SimpleindicatorslightsCEAPositionDisplayLegendlightsAllpanelsPanel200Panels201,202,205FPRLwillstudythefeasibilityofusingdualfilamentbulbs.Category12.Thereisnodimmingcontrolforilluminateddisplays.Noaction.FPRLdoesnotexpectambientlightingtovary.Category3 IIIIIII TABLE3ST.LUCIEUNITN2DISPLAYSHUMANFACTORSENGINEERINGDISCREPANCYREPORTSDiscreancDescrition~ExamlesLocationAction/CommentsDISPLAYINFORMATIONISOBSCURED1.LEDsarenotconstructedtominimizereflectionofambientilluminationfromthedisplaycover.PRESSURIZERPRESSPI-1105DPanel203PRESSURIZERPRESSPl-1103DPanel203Essexwillre-evaluatewhenceilinglightcoversareinstalledandLEDsarefunctional.Category52.Extremevaluesareobscuredonverticalmetersduetometerdesign.CONTROLLEDBLD-OFFFLOWFIA-1150Panel203Noaction.Category23.Thepointersonallprocesscontrollerverticalscalesandallcircularmetersobscurescalenumerals.AUXFWPUMP2AAMPERESAM-629Panel202Noaction.Category3 TABLE3ST.LUCIEUNITII2DISPLAYSHUMANFACTORSENGINEERINGDISCREPANCYREPORTSDiscreancDescrition~ExamleaLocationAction/CommentsDISPLAYINFORMATIONISOBSCURED(Cont.)0.Glaremakesdisplaysdifficulttoread.LinearScales%OPENOPSIHDRDTOLOOPSPanel206Essextolookagainafterceilinglightdiffusers("eggcrates")havebeeninstalled.Category2-%OPENSlTNKISOLVALVESPanel206LeendLihtsCondensate2A,2B,2CValvesPanel2025.Displaysarelocatedwellaboveeyelevel.LoosepartsmonitoralarmsMidwaylinemegawattsBackPanelHVACPanelNoaction.Category0RxRegulatingSystem(Iand2)BackPanel IIIIII TABLE3ST.LUCIEUNIT//2DISPLAYSHUMANFACTORSENGINEERINGDISCREPANCYREPORTSDiscreancDescritionE~xamleaLocationAction/CommentsDISPLAYEDINFORMATIONISDIFFICULTTOINTERPRETORREAD1.MultipledecimalpointsappearonNIXIEtubedisplays.NIXIETubeDisplays1)EssextocheckUnitII2Priority=22)ObservationmadeatunitIII2.Codingisnotusedonmultiplescaletrendrecorderstodenotewhichscaleisassociatedwithwhichtrendinformation.WASTEGASFLOWFR-6608Panel206Tobeaddressedaspartofrelabelingeffort.Category13.SmallverticaltrendrecordersonCRpanelsuseindiceswhicharedifficulttoreadandhavenoscalemarkings.UPPEROILRSVRLEVELLIA-850Panel203FPRLwilladdgraduatedscales.Category0Therearemorethan9minormarksonmanylargetrendrecorders.CIRCANDINTAKECOOLINGWATERTEMPTR-21-3BEARINGTEMPTR-22-1Panel202Panel201Noaction.Category3FLOWRECORDERFR-25-1BHVACPanel

TABLE3ST.LUCIEUNITII2DISPLAYSHUMANFACTORSENGINEERINGDISCREPANCYREPORTSDiscreancDescrition~ExamleaLocationAction/CommentsDISPLAYEDINFORMATIONISDIFFICULTTOINTERPRETORREAD(Cont.)5.Majormarksonsmallverticalindicatorsarelessthan.5inchapart.UPPEROILRSVRLEVELLOWEROILRSVRLEVELPanel203Panel203Noaction.Category06.Informationfromsomeverticalindicators,trendrecordersandprocesscontrollersisnotpresentedinadirectlyusableform(valuesmultipliedbyaconstant).FEEDWATERPUMPDISCHHDRPRESSPSI-09-05x100PSIGSTEAMCHESTPRESSPl-22-38Ax10PSIGPanel202Panel201FPRLwillinvestigatepossiblyofrescalingdisplays.Category37.Paperontrendrecordersdoesnotmatchscale.REFUELINGWATERTANKLR-07-20Panel206TobehandledadministrativelybyFPRL.WATERGASFLOWFR-6608Panel205Category3 IIIIIII TABLE3ST.LUCIEUNITII2DISPLAYSHUMANFACTORSENGINEERINGDISCREPANCYREPORTSDiscreancDescrition~ExamlesLocationAction/CommentsDISPLAYEDINFORMATIONISDIFFICULTTOINTERPRETORREAD(Cont.)3.Parallaxexistsbetweenthedisplayscaleandthepenontrendrecorders.FWANDSGBLOWDOWNPHRXMUFLOWAXIALPOWERRATIORWSTLEVELNoaction.Category29.Radiationmonitortrend-recordersareoftheimpactvariety.Portionsofthenumericsymbolsdonotprint,symbolsareprintedoveroneanother,andtherearetoomanysymbols(upto23onanindividualrecorder),makingtheoutputimpossibletointerpret.1)EssextocheckUnit82.2)Observationmadeatunit1.

4 TABLE3ST.LUCIEUNITII2DISPLAYSHUMANFACTORSENGINEERINGDISCREPANCYREPORTSDiscreancDescrition~ExamlesLocationAction/CommentsDISPLAYLAYOUTISMISLEADING,DIFFICULTTOUSE1.Stringsoffiveormoreverticalmetersareused,whichmakesthemid-stringcomponentsdifficulttoidentify.STEAMCHESTAREAPanel203VAPORCAVITYAREAPanel203EXPANSIONSTEAMAREAPanel201CONDENSORSTEAMAREAPanel201Willbeaddressedaspartofrelabelinganddemarcationeffort.Category2 lI 3.3SecialandOtherToicsSeveralareasofCRreviewwereaddressedbyevaluatingcomponentsandenvironmentintheSaintLucieUnit1CR,sincetheassociatedequipmentorstateofcontrolroomcompletionprohibitedthetakingofthedatainunit2.'Theseareasarediscussedinthissection.3.3.1DiitalDataProcessinSstem(DDPS)andSeuenceofEventsRecorder.Anoperationallyandvisuallyidenticalsystemistobeplacedintheunit2CR.Giventhis,theDDPSwasevaluatedintheunit1CR.Thefollowingdiscrepancieswerenoted:A)Informationisnotprovidedinunitsreadilyusablebyoperators,asindicatedbyatape-onlabelprovidingaconstanttoconvertfromthermalpowertoelectricaloutput.NoactionistobetakenbyFPRL.Category3ProjectiondisplaysontheDDPS(andonthemainCRboards),1)areoflowfiguretobackgroundcontrast,2)arepoorlymaintainedinthatoftennosymbolsareprojected,and3)offerotherpoorbrightnessuniformity.FPRLwilladdresstheproblembyimprovingmaintenanceofthebulbs.Category5C)DDPShourlylogsoutputdata,buttheunitsareoftennotindicated.Theymustbereferencedindocuments.FPRLhasreferredthediscrepancytoIRC.Category3D)DDPSnomenclatureandabbreviationsdonotcorrespondtothatontheactualboards.Noactionisintended.Category0E)ThelastlineprintedontheDDPSprinterisnotreadablewithoutscrollingthepaperupseverallines.Outputtedinformationis,therefore,notimmediatelyavailable.FPRLintendstotakenoaction.Category051 ll F)Informationoutputtedisfrequentlynothighlightedbycolor,labels,orC'thermeans.Forexample,thefollowingwasobservedasoutput:59g3$/326+528.12.8$1327N852.3//326N852.8BELIEVABLESTMPRESSFROM1ADEADBAND=9.9(alloftheaboveprintedononeline).FPRLhasreferredtheproblemtoIRCforreview.Category5G)Thesequenceofeventsrecorderdoesnotnecessarilyoutputinalarmsequence.Todetermine,forexample,"Firstout,"operatorsmustsortalarmoutputsbytimeofalarms.Nootherreactortripfirstoutisprovided.FP*LhasreferredtheproblemtoIRCforreview.Category53.3.2ControlRoomEnvironmentandLaoutSaintLucieunit1wasusedtoevaluateCRenvironmentintermsoflightingandnoise.Thesedataaredeemedsomewhatgeneralizabletotheunittwocontrolroomforthefollowingreasons:oLightingsystemsarehighlysimilar.Exceptionsinclude1)useofcoloredlightsinsomeplacesintheunit1CR,and2)reducedlightingachievedbyoperatorsintheunit1CRbyturningoffseveralbanksoflights.Theseexceptionswillreduceincidencelightinthecontrolroom.Lightmeasurementsweretakenundertheaboveconditions.oLayoutsoftheCRsishighlysimilar,asareplacementsofnoise/sourcessuchasvents,coolingfans,etc.,locatedwithinthecontrolroom.Itispointedout,however,thatsoundattenuatingfeaturesareevidentintheunit1CR(wallpanels),whichmaynotbeprovidedinunit2.Further,noisesourcesoutsidetheunit2CR(forexample,theturbine)willprobablyhavedifferenteffectsonCRambientnoise.Noisedatafromunit1aresomewhatmoresuspectthanambientlightingdata.Workspacearrangementandvisibilityobservationswerealsotaken,inpart,fromtheunit1ControlRoom.SinceoverallCRlayoutsarehighlysimilar,thesedataareconsideredgeneralizabletotheunit2CR.52 Surveyresultsindicatethatambientlightinglevelsaregenerallygood.Incidentlightinthemainoperationarearangedfrom68to107foot-candlesinthe,benchportionoftheboards,and38to50foot-candlesontheverticalportionoftheboards.Lightinglevelsbehindthecontrolboardswassomewhatless,aslowas22foot-candles.IncidentlightattheReactorOperator'sconsolewasmeasuredtobe87foot-candles.Withalllightsturnedon,amaximumof170foot-candleswasnotedbytheReactorOperator'sdesk.Onepotentialareaofconcernisincidentlightuniformityonthemainboards.Nonuniformityofincidentlightdoesnotappeartoposeaproblem,however,totheoperators.AproblemnotedwithlightingwasthattherearenodirectmeanstotesttheoperabilityofemergencyCRlighting.FPRLisexaminingmeanstoprovideemergencylightingtestcapability.Ambient(basal)noisewasgenerallywithintheNUREG1580Guidelines.Onepointoverthesafeguardspanelmeasured67dB(A),twodB(A)abovetheGuidelines'imit.Thisisnotconsideredtobeexcessivelyabovethelimit.However,theremayexistotherunidentifiednoisesourcesinunit2,orfewernoisesources.Directevaluationofunit2noiselevelscannotbemadeuntiltheunitisoperational.Peaknoiselevelsreached80dB(A)atthesafeguardspanel.Theprimarysourceofnoiseseemedtobealowfrequencyresonancecomingfromtheturbinedeck.Twoproblemareaswhichwereidentified'inCRlayout,areasfollows:A)Handrailrunningalongthefrontofthebenchboardobscuresvisiontomanycontrolsanddisplays.FPRLwillresdesigntherailforunit2suchthatobscuringvisiontocontrolsanddisplayswillnottakeplace.B)Portionsofseveralboards(RadiationMonitors,HVAC)areobscurredbyotherboards.(TheHVACcontrolsanddisplaysarenotlocatedinthesamelocationatSL-1.)Priority253 3.3.3CommunicationsThecommunicationssystemforSaintLucie2has,asyet,notbeendesignedintermsofcontrolroomlocations,accesses,etc.Further,thecommunicationsconsoleinunit1Iwillprobablynotbereproducedinunit2.AnevaluationofCRcommunicationshasnot,therefore,beenconducted.3.3.0PersonalProtectiveGearEvaluationofpersonalprotectionequipmentwasconductedintheSL-1controlroom.Thegear,storageandpackagingistobethesameinunit2.Thefollowingarediscrepanciesidentifiedwiththeequipment:A)Respiratorandairpackfacemaskslimitverticalandhorizontalvision.Inaddition,respiratormaskshadstickersplacedonthefrontofthevisors,totallyobscuringvision.Category1B)Facemasksdoaccommodateeyeglasses,butappropriatecorrectivelensesarenotstoredintheControlRoom.Category1C)Masksseverlylimitspeechcommunication.FPRLwillevaluatealternatives(throatmikes,etc.).Category1D)Fullsuitsarenotstoredinpackages.Todonafullsuit,anoperatorwouldhavetounpackageappropriatelysizedsuits,gloves,etc,eachseparatelystowedandlocated.FPRLwillpackageandstorewhilesuitesindividually.Category33.3.5ProceduresDocumentsEmergencyproceduresfortheSL-2CRwereunderpreparationatthetimeofreview.FPRLwillgeneratethefollowingemergencyproceduresbasedonCEguidelinesforNRCCRDRauditreview:oMainSteamLineBreakoBlackoutoperationoLossofReactorcoolantoSteamGeneratorTubeRupture Theseproceduresarebeingwrittenusingaformatdiscussedinthereport,~AnalsisofEffectivenessofEmerencProceduresfor0eratorUse,writtenbyLundConsulting,forCombustionEngineering.Theformatbeingemployedisthe"LayeredFormat,"suggestedbytheauthorsasbeingpreferablytonarrativetypeformat(asisusedinSL-1).Further,language,syntax,andnomenclatureistobeconstrainedtoachieveconsistency.FP*Lhastakenthispositioninordertoexpeditetheirprocedurepreparationeffortinatimelyandeffectivemanner..Essexhasnotcurrentlyreviewedtheprocedures,norreviewedindepththedocumentfromwhichtheprocedureformatisbeingselected.Walkthroughsusingtheemergencyprocedureshavenotbeenconducted.However,theNRChasconductedareviewoftheCEGuidelinesandFPRLispreparingthoseemergencyoperatingproceduresrequiredfortheprelicensinginaccordancewiththesubjectreviewedprocedureguidelines.3.3e6RadiationMonitorsTheradiationmonitoringsystematSL-2wasnotavailableatthetimeoftheevaluation.TheradiationmonitorsinSaintLucie-1isnotrepresentativeofthoseplannedforSL-2.TheunitstobepurchasedforSL-2aredesignedandbuiltbytheGeneralAtomicsCompany(GA).AnindicationofthehumanengineeringoftheseunitsisprovidedinAppendixB.Theevaluationwasconducted,initially,fortheCarolinaPowerRLightCompany.ThesystemevaluatedbyEssexisthestandardGAsystemandissimilartothattobeinstalledintheSL-2controlroom.55

0.0CONCLUSION

S/RECOMMENDATIONSAvarietyofhumanengineeringdiscrepancieshavebeennotedintheSL-2controlroom.BackfitstobeconductedatSL-2byFPRLwillgreatlyenhanceoperabilityoftheCR.Forsystemsnotevaluated(e.g.,communications)duetouncompleteddesigns,FPRLcommitmentfoachieveadquateHEdesignpriortofabricationshouldservetoavoiddiscrepanciesand,therefore,enhanceoperationofthesesystems.Wherediscrepancieshavebeenidentified,butappropriateandsuitablebackfitshavenotbeenidentified,furtherexaminationofthediscrepanciesisrequiredinordertoselectandschedulebackfits.EssexCorporationwillcontinuetoworkcloselywithFPRLandEBASCOtoresolveopenitemsinbackfittingandachievemeanstoadequatelyaddresshumanengineeringdiscrepancies.56 APPENDIXA IIII NOtSESURVEYPLANT:DATE:TIME:TESTCONDUCTEDBY:SOUNDLEVELMETERMODEL:SERIALNUMBER:OPERATORPOSITION:MICROPHONEMODEL:SERIALNUMBER:CALIBRATIONDATE:NOISECONDITIONISOURCE/DIRECTIONOFMEASUREMENTdsdB(A)dB(C)REMARKS IIIIIIII LIGHTINGSURVEYFORMPLANT:DATE:TIME:TESTCONDUCTEDBY:PHOTOMETERMODEL:SERIALNUMBER:CALIBRATIONDATE:LIGHTINGCONDITIONSOPERATORIMEASUREMENTPOSITIONNORMALEMERGENCYREMARKS rHUMANENGINEERlNGDISCREPANCVREPORTREV.2NO:PLANT/UNIT:DATE:REVIEWERNAME:a)HEDTITLE:b)ITEMSINVOLVED:ITEMTYPENOMENCLATURELOCATIONPHOTONO.c)PROBLEMDESCRIPTION{CITEGUIDELINESVIOLATED):d)SPECIFICOPERATORERROR(S)THATCOULDRESULTFROMHED:

IIIII e)SUGGESTIONSFORPOTENTIALBACKFITS:UTILITYACTIONSNAMEDATEREVIEWERSITEMGR.PROG.MGR.

III ITEMSt8,gARETOBECOMPLETEDONLYIFUTILITYQUESTIONSTHENECESSITYFORTHEBACKFIT.t)LISTTHEPROCEDURESOROPERATIONSTHATUSETHELISTEDITEMSINAMANNERTOINDUCETHEOPERATORERROR:0)LISTTHECONSEQUENCESOFOPERATORERRORDURINGALLMODESOFOPERATION:

APPENDIXB

INTRODUCTION1.OnNovember21,1980,EssexCorporation-SanDiegoFacilitypersonnelandoneCarolinaPowerandLight(CPRL)representativevisitedtheGeneralAtomicfacilitiesatLa3olla,California.ThepurposeofthevisitwastoperformaHumanFactors(HF)reviewoftheRM-11andRM-23RadiationMonitoringequipment.2.Essexpersonnelperformingtheevaluationwere:Dr.RobertKinkade,Mr.LarryDurham,andMr.CharlieWright.TheCPRLrepresentativewasMr.DavidPhipps.GeneralAtomicrepresentativespresentduringtheevaluationwereMr.BudPerkins(ContractAdministrator)andMr.3imWard(Engineering).3.AreviewwasconductedononeRM-23cabinet(containing12RN-23modulesand8LeedsandNorthrupstripchartrecorders),oneRM-11CRTterminalandasupportinglineprinter.Figures1through5illustratetypicalRM-23modules,stripchartrecorders,andaCRTterminal.

.':;,,""-.,-';,'.,;":::'-.:"..hajj.;:;",.".o""'ORERO'O'-.'O'-'GASPARTIODFLOY(FILT.PURGEC/SERRORI,789ENTERQ56CLEARI-2r.n'>MONQ+r4~rFIGUREl-AtypicalRM-23module.Labelingoftheeight-pushbuttonmatrixisaclientspecifiedoptionandvarieswiththedesiredmonitoringfunction.

a)h~I~'~",-.'.&:i'.Jl+~a..)'a)ha)ra~VQ)~IC-ha;-.;a'I"-A'I)aya'*a~~,c:wa'"0"0~"':'-'eI)e\a)aav0hah4a*ZCll!-')Ikcaceca4aIweaa$a'Vh~<<,aVIh'a<<~kkh)a)${k":?h)ah{~a<<~4OQ'I)vlpga~aa:h'~~0-~,h<<aa0.~'*",0;~'ah)aha~~~~k.a)aacI/Iaaa~aaahCrc-r,'k~0'~aaa)+a.{a'f.Chagrkce7ca)ca4Ica)e9k;iW.g,.")~~~,*).':~)O040ak'pi'kh'L.$ealw~iCn;=-~0~~<<a0'-'-.hk.'ee7nknc4<<aeIt~<<rrh%k)jWeN*+4r.-4'.PC';Si,l.,aaa',r'.)>~,ahh'Ca4a.a<<<<)a'$Q:.Q'~~,I~~h>hiQtaar~J~i~a~hr+o~.".,MA;.:Jh)hiChah;h-h~,-',ki/."!...'>'i"h,v'-p-:-:'-"'--::'-"-':=-:':-'*k"II.')I,a,{r\ra,~rika'-"1C.'h,$~hr";C-.~~'.~-~'~<<<<~"~)~h~<<r'a'Figure2-TypicalRM-23moduleinstallationintheRM-23cabinet.Locationsandlabelsaredependentuponclientrequirements.

IIII LEEDS8NORTHRUPLEEDS8NORTHRUPIL'5i104'5L10~.j'r-isa'LIO,.'5SIO5,7104-'5"LjkaIo~"10'+lO~kY.0ty"60~rL.PJ4'020:4CsQIEIQ4COUNTS/NlNs~."~.~~.0~.0Cii.ggSCFNFigure3-ExamplesoftheLeedsandNorthrupstripchartrecorders.Numberofpensandlinearvs.logarthmicscalesaredependentuponclientrequirements.

OIC(h~rorM~I~ape(O)-$)%15V~P5II1~~5VIIIt~ICeo/5/OI~/I"'O'II/4I.~~/I\Of/-/'OrIOo~oorleerCOCO/5/OIOg~~-.~,-.1CI'~.".r.)Or="-+<o)C'=.<~ros~ooSC/NCoC)VOOO~'IIoo~orrooorttOIIO/IOraorr~r~"I-rV'.'igure4-ExamplesoftheLMstripchartrecorderinstalla-tionintheRM-23cabinet.Locations,labels,andnumberofrecordersaredependentuponclientrequirements.

s~III;IS~I~FCIFI~41~~~ti~'I'I]1~8KERQI%41(SFI)%II)(l)C)L14~II~~I~~A)tAC'I~1))'Ft\I~~1)Ile't)LII'st'11'('IitIAIII~~~4'=41st&I~:C(t4~I(I~LIIt(~'71'lt~LI'~LI~II,'(~1~~tl'\I'L~I~IOCI'L('\~~~~tt$i1OAAI~IIA(s('I~,'14'.~t11~IIIt7(Ii14FrnA,t~4tt+Wit~>>W4>>P~tstst>>wtitti~~444FnC.'I~WWWtW~~tiC'0r~~ICICIIOttt(*1~Cttiii(LCttt(AI~~stitt444~OGASIC((44tlC414(CFigure5-AtypicalRM-llCRTConsole(basenotshown).ConductortapesatlowerrightofCRTarefortestingandarenotpartofthepermanentconsole.

RESULTSOFREVIEWOVERALLSYSTEM1.ThelightintensityofbothdigitaldisplaysandCRTdisplaysappeartobesatisfactorilyclearandlegible.2.ThenoiseoutputfromtheprintercouldaffectefficientCRvoicecommunicationsandefficientuseoftheCRTterminal.Noisedamping,suchasinternal(totheprintercabinet)acousticfoam,and/ortransparentnoiseshieldsovertheprintershouldbeconsidered.3.LabelingofallequipmentwillbeakeyfactorandshouldbeaddressedasearlyaspossibletherebyavoidingARErecommendedlabelingthatmaybeunclearorconfusing.0.GAreportsthesystemislimitedtosixgridsandsixdisplayterminals.Fromanengineeringstandpointthesecouldbesignificantlimitingfactors.Italsoappearsthatthissystemdoesnotaddressperimeteroroutlyingradiationmonitors.Ifnot,wherethesemonitoroutputsaredisplayedshouldbeconsideredifCRoperatorsmayhaveneedforthisinformation.5.EachCRTterminalisreportedtobecapableofaddressinganymonitororgridinthissystem.TherewillbeaCRTterminallocatedineachCR,oneinthehealthphysicslaboratory,andoneinanundeterminedauxiliarylocation.RM-11CRTTERMINAL1.TheRM-11CRTTerminalappearstobetheprimaryoperatorstationforthissystem.TherewillbeaCRTterminallocatedineachCR,oneinthehealthphysicslaboratory,andoneinanundeterminedauxiliarylocation.2.ThereviewedCRTdisplayusescolorstocodeboundries,headingsandabnormalvalues.Thecolorsareeasilydiscriminatedwithbothhueandsaturationvaried.

3.TheRM-11systemusesagriddisplay(schematiclayout)torepresentmonitorlocationswithintheplant.Agriddisplaylogolocatedinthelowerrightcornerofthescreenwillflashwhenanalarmconditionisfound,directingtheoperatortothecorrectgrid.ThisgridlogolacksspecificgridnumbersbutresemblesthelocationoftheGridSelectionbuttons.Labelingoffunctionandselectionbuttonsisnotthebest,butcouldbesufficientwithpropertraining.0.TheLampTestbuttononlylightsthosebuttonsthathaveanon/offfunctions;however,astheseappeartobetheonlysimpleindicatorlights(orbacklightpushbuttons)onthekeyboardthisappearstobeadequate.5.Thedisplayterminalhasa"HEALTH"labelnearthe"POWER"labelandisreportedbyGAtorepresentpowertotheterminal.However,theyarenotentirelysureofthis.Ifthisistrue,thelabelshouldbechangedto"POWERON".6.The"ENTER"functionbuttonislocatedontheleftsideofthenumerickeyboard,thesecondinacolumnofidenticallyappearingbuttonsandcouldcausesomedelayinoperating.Thisisnotatimecriticalsystem;however,betterlocationofthe"ENTER"buttoncouldimproveoperatorperformance.7.Thebrightnesscontrolislocatedrightonthefrontforindividualoperatoruse,withtheothercontrolbuttons(Vertical/Horizontalhold,etc.)locatedbehindalockedpanelontheCRT.8.ThereisalsoaDegaussingbuttonlocatedonthefrontpanel.GAsaystheCRTneedstobedegaussedatintervals.Withalltheautomationofthissystem,itseemslogicalthatthisfunctioncouldalsobeautomatic,otherwiseaPreventativeMaintenanceprogramneedstobeincludedforit.9.The"LIT"buttonconvertsallfunctionkeystoalphabeticalkeysforsystemprogramming.ThiscapabilityimposestherequirementforanumberofbuttonsthatarenotusedbyControlRoomOperators.Thiscouldcausesomeconfusion;however,thisisnotatimecriticalsystem.Itisrecommendedthatthislabelbechangedtoonemoredescriptiveofitsfunctionsuchas"NOR/ALPHA"fornormaloralphabetic.Additionally,allfunctionkeysshouldcarryadoublelabelindicatingfunction(undernormalconditions)andthealphacharacter(whenprogrammingfunctionison).

IIIII RM-23CABINETMODULESANDRECORDERS1.TheRM-23display/controlmodulesaredigitaldisplayunitsthatarebackupunitsforsafetysystemmonitorsonly.ThisisduetotheCRTnotbeingseismicallyqualified.TheRM-23'swillprimarilybeusedbymaintenancepersonnelorintheeventofanaccidentthatincludesfailureoftheCRTterminal.RM-23'swillrequireextensiveoperatortrainingasallfailureindicationsareinnumericalcode.2.The"ON","ALERT"and"HIGHALARM"lightsareverysmallandnotveryintense.Thismakesthemdifficulttodetectundernormalilluminanceconditions.Theseshouldbeenlargedandtheirintensityincreasedifthereisanypossibilitythattheymustfunctionasprimarydisplays(i.e.,primaryradiationannunciators).3.ThereareanunequalnumberofstripchartrecorderscomparedtotheRM-23modules.DifferentcombinationsofreadingsfromRM-23modules(upto3)willbedisplayedontheserecorders.Therationaleforthisisunclearatthistime.0.Thestripchartrecordersmustbereadupclose.Beyondfourfeetanobservercannotdetermineiftheyarestandardscaleorlogscale.5.Thereisnoalarmmechanismtonotifytheoperatorofstripchartfailure,paperrunningout,orexhaustedinksupply.6.Thestripchartrecorderscanbefullyremovedfromthecabinetoncetheretainersareloose.Locksshouldbeinstalledsuchthattheycannotbeinadvertentlypulledallthewayoutanddroppedwhenchanginginkandpaper.7.Thepen/channeltocolorontheseLeedsandNorthruprecordersaredifferentfromthemajorityfoundinNPPCRs.Baseduponapreviousrecommendation,itissuggestedthatthesequencebechangedtothefollowing:Pen/ChannelColorRedGreenBlue IIIIIIII:

S.ThestatusindicatorlightslocatedontheRM-23cabinetsbetweenthemodulesandrecordersarereportedbyGAtoindicatewhichRM-23moduleisnotinservice.ThefuelhandlingareamonitorshaveredundantRM-23's,onesetinUnit1andtheotherinUnit0.,Thisoption,andthereasonfortheredundancyisunclearatthistime.Also,thelocationoftheswitchfordeterminingUnit1orUnit0operationisnotknown.Itispossiblethattheselights,whenlightedwillindicateadeactivatedunit.Thiscouldbeconfusingasitestablishesalighted=offandunlighted=onrelationship.Alternativestothistyperelationshipshouldbeseriouslyconsidered.9.ItshouldberequiredthatnoRM-23modulesbemountedsuchthatthereadoutandassociated"HIGH"and"ALERT"lampsareabove70inchesorbelow01inchesfromthestandingsurface.Ifanysuchmodulesaretobeusedasprimarydisplayswhichmustbereadpreciselyandfrequently,thesemodulesshouldbemountedsuchthattheirdisplaysarenothigherthan65inchesorlowerthan50inchesfromthestandingsurface.

I RECOMMENDATIONSBasedontheaboveresults,theGADigitalProcessRadiationMonitoringSystemappearstohavesomehumanengineeringdesignproblems.Theaboveevaluationisbasedonaverypreliminaryandcursoryreviewandshouldnotbeconsidereddefinitive.TheCRTdisplaysandtheinteractivesequencescouldnotbeadequatelyevaluated.TherecommendationofEssexisthattheconfiguration,onceoperational,beevaluatedindetail.

IIIIIII

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