ML17229A511

Forwards Response to Violations Noted in Insp Repts 50-335/97-10 & 50-389/97-10.Corrective Actions:All Sixteen Identified Errors Reviewed & Determined Not to Represent Operability Concerns

ML17229A511
Person / Time
Site:	Saint Lucie
Issue date:	11/03/1997
From:	PLUNKETT T F FLORIDA POWER & LIGHT CO.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
50-335-97-10, 50-389-97-10, L-97-274, NUDOCS 9711100088
Download: ML17229A511 (14)

See also: IR 05000335/1997010

Text

CATEGORY1REGULATORYINFORMATIONDISTRIBUTIONSYSTEM(RIDS)ACCESSIONNBR:9711100088DOC.DATE:97/11/03NOTARIZED:NOFACIL:50-335St.LuciePlant,Unit1,FloridaPower&LightCo.,.5g-.'589St.LuciePlant,Unit2,FloridaPower&LightCo.UTH.NAMEAUTHORAFFILIATIONPLUNKETT,T.F.FloridaPower&LightCo.RECIP.NAMERECIPIENTAFFILIATIONDocumentControlBranch(DocumentControlDesk)

SUBJECT: Forwardsresponsetoviolationsnotedininsprepts50-335/97-10&50-389/97-10.Correctiveactions:allsixteenidentifiederrorsreviewed&determinednottorepresentoperabilityconcerns.DISTRIBUTIONCODE:IE01DCOPIESRECEIVED:LTR.ENCLSIZE:TITLE:General(50Dkt)-InspRept/NoticeofVioationResponselNOTES:DOCKET¹0500033505000389T'RECIPIENT'IDCODE/NAMEPD2-3PDINTERNAL:ACRSAEOCLECE/DRC/fiHFBNRR/DRPM/PERBOEDIRRGN2FILE01EXTERNALLITCOBRYCEIJHNRCPDRCOPIESLTTRENCL11221111111111111111RECIPIENTIDCODE/NAMEWIENS,L.AEOD/SPD/RABDEDRONRR/DISP/PIPBNRR/DRPM/PECBNUDOCS-ABSTRACTOGC/HDS3NOACNUDOCSFULLTEXTCOPIESLTTRENCL1111111111111111110DU'NOTETOALL"RIDS"RECIPIENTS:PLEASEHELPUSTOREDUCEWASTE.TOHAVEYOURNAMEORORGANIZATIONREMOVEDFROMDISTRIBUTIONLISTSORREDUCETHENUMBEROFCOPIESRECEIVEDBYYOUORYOURORGANIZATION,CONTACTTHEDOCUMENTCONTROLDESK(DCD)ONEXTENSION415-2083TOTALNUMBEROrCOPIESREQUIRED:LTTR20ENCL20

APLFloridaPower8cLightCompany,6351S.OceanOrive.JensenBeach,FL34957L-97-274November3,199710CFR$2.201U.S.NuclearRegulatoryCommissionAttn:DocumentControlDeskWashington,D.C.20555Re:St.LucieUnits1and2DocketNos.50-335and50-389ReplytoaNoticeofViolationNRIneratedInsectinReort97-10FloridaPowerandLightCompany(FPL)hasreviewedthesubjectNoticeofViolationand,pursuantto10CFR$2.201,theresponsetotheviolationisattached.'yFPLletterL-97-180,subject,"VoluntaryInitiativetoReviewFinalSafetyAnalysisReports,"datedJuly11,1997,FPLcommittedtoconductagradedreviewoftheSt.LucieUpdatedFinalSafetyAnalysisReports(UFSARs).Asstatedintheletter,theUFSARrevieweffortandresourcesarebeingexpendedinthoseareasofgreatestsafety'significance.Thereviewscopeincludesexaminationofrelevantsystemdocumentationandwalkdownsofsystemcriticalcharacteristics.FPLalsocommittedtoevaluatetheoutcomeoftheUFSARreviewand,asnecessary,expandthescopeoftheUFSARreview.AsfortheUFSARdiscrepanciescitedinthisInspectionReport,FPLreviewedallidentifiederrorsanddeterminedtheissuesdidnotrepresentoperabilityconcerns.FPLimplementedimprovementsintheUFSARupdateprocessthatwillminimizethepotentialforfutureUFSARdiscrepanciesofthetypecitedinthisviolation.AUFSARstyleguidehasbeendevelopedto'tandardizeUFSARchangepackages.Personneldevelopingfacilitychanges(e.g.,plantmodificationsorprocedurechanges)haveaccesstosearchtoolsthatweredevelopedtofacilitatelocatingrelevantUFSARinformation.Thesesearchtoolsensurethataccurate10CFR50.59screeningsareperformed,andthatrequiredUFSARchangepackagesaredeveloped.Pleasecontactuswithquestionsontheenclosedviolationresponse.Verytrulyyours,ThomasF.PlunkettPresidentNuclearDivision'lr~LIITFP/JAS/EJWAttachmentcir711100088971103PDRADOCK050003356PDRcc:RegionalAdministrator,USNRC,RegionIISeniorResidentInspector,USNRC,St.LuciePlantanFPLGroupcompanyllllllllllllllllllllllllllllllllllllllll 0

IL-97-274AttachmentP~ae1~il~in10CFR50.71(e)requiresthateachpersonlicensedtooperateanuclearpowerplant,update,periodically,thefinalsafetyanalysisreporttoassurethattheinformationincludedinthedocumentcontainsthelatestmaterialdeveloped.Contrarytotheabove,asofSeptember6,1997,thelicenseefailedtoupdatetheUpdatedFinalSafetyAnalysisReports(UFSAR)forSt.LucieUnits1and2suchthattheinformationincludedinthedocumentsdidnotcontainthelatestmaterialdevelopedasevidencedbythefollowingexamplesofUFSARdiscrepancies:1.Unit1NaOHconcentrationlistedinUnit1UFSARTable6.2-22wasincorrect.2.Unit1UFSARTable7.3-2incorrectlydesignatedMV-21-2intheAICWtrainratherthantheBICWtrain.3..Unit1UFSARFigure9.2-1awasnotrevisedfollowingmodificationstotheintakecoolingwaterlubeoilcoolersperformedunderPC/M341-192.4.Unit1UFSARTable7.4-1wasnotrevisedtodeletelubricatingwaterpressureswitchesremovedbymodification.5.Unit1UFSARfigures7.4-9,10,and11werenotrevisedtoremoveannunciatorE-15logicwhichwassparedout.6.Unit2UFSARTable7.3-2incorrectlydesignatedMV-21-2intheAICWtrainratherthantheBICWtrain.8.UFSARTable4.2-1andUFSARSection4.2.3.2.3(b)(1)containedinconsistentinformationoncontrolelementassembly(CEA)speedanddroptimes.tInstalledUnit2fireextinguisherswerenotofthetypespecifiedbyUnit2UFSARTable9.5A-8D..9.Unit2UFSARTable7.5-3forwindowsLA-9andLB-9showedincorrectactuationdevices.10.Unit2UFSARTable7.5-3incorrectlyindicatedthatwindowsLA-4andLB-4,"LubeWaterSupplyStrainersHighDifferentialPressure",weresafetyrelated.11.Unit1UFSARSection5.2.4.5.b.1incorrectlystatedthattheleveldetectorwhichmeasuredleakageflowthroughthecontainmentsumpweirwasnon-seismi J iL-97-274AttachmentP~a212.Unit1UFSARSection5.2.4.5.b.2incorrectlystatedthattheContainmentAtmosphereRadiationMonitoringSystemtookisokineticsamplesofairfromthecontainmentcoolingsystem.13.Unit1UFSARTable5.2-11,ReactorCoolantLeakDetectionSensitivity,containedinconsistentinformationon"AverageRateofChange"andthe"TimeforScaletoMove"andinstrumentranges.14.Unit1UFSARSection12.2.4.1incorrectlystatedthatcontainmentatmospheresampleflowwasregulatedandindicatedbyindependentmassflowmeters.15.ThebatteryloadprofileshowninUnit1UFSARTable8.3-5wasincorrect.16.UFSARTable9.2-5,OperatingFlowRatesandCalculatedHeatLoadsforAuxiliaryEquipmentCooledbyComponentCoolingWater,wasnotchangedtoreflecta1993accidentreanalysisaffectingtheseparameters.ThisisaSeverityLevelIVviolation(SupplementI).R~g~ngFPLconcurswiththeviolation.However,asexplainedbelow,FPLdeterminedthatexamples3,8,and16citedinthisviolationdonotconstituteUFSARerrors.REASONFORVIOLATIONThecitedUFSARupdatedeficienciesrepresentadiversegroupofdiscrepanciesidentifiedfromtheUFSARsforbothunits.Thesixteenidentifiederrorsstemfromavarietyofindividualcauses.Basedonourreviewofthespecificexamples,theerrorsweregroupedintothefollowingcategories:(i)editoriaVtypographicalcorrections(examples2,6,9,15);(ii)errorspresentintheoriginalUFSAR(examples11,14);(iii)instanceswhereplantoperationshaveevolvedawayfromthatanticipatedintheoriginaldesignanddescribedintheFSAR(example12,13);(iv)changesmadeunder10CFR50.59and10CFR50.92whichwerenotincorporatedintotheUFSAR(examples1,4,5,7,10).Examples3,8and16arenotUFSARerrorsandconsequentlydonotfallintoanyoftheabovecategories.Example3statesthatFigure9.2-1aintheUnit1UFSARwasnotupdatedtoreflectPlantChange/Modification(PC/M)341-192.Thisfigureisaduplicationofcontrolleddrawing8770-G-082Sheet2andtheUFSARamendmentusedthemostrecentrevision.AtthetimeoftheUFSARfigureupdate,thecontrolleddrawinghadnotbeenas-builttoreflect(PC/M)341-192.Notethatthetimingofcontrolled

~L-97-274AttachmentP~ae3drawingrevisionsisnolongeraconcernsinceUFSARAmendment15(1/97)removedallfiguresbasedoncontrolleddrawings.Thefigureshavebeenreplacedbyareferencetothecontrolledplantdrawing.Example8isadiscrepancybetweenthephysicalplantandtheUFSARdescriptionin'hichtheUFSARwascorrect.ThediscrepancywasresolvedbyrestoringtheplanttotheUFSARdescribedcondition.Example16statesthatthevaluesinTable9.2-5werenotupdatedtoreflectthe1993reanalysisofthepostaccidentcontainmentconditions.Infact,thistablewasupdatedinAmendment9(10/94)tocontainthefollowingnote:"Thesevaluesreflectoriginalprocurementvalues.RefertoRef.27inSection6.2."Reference27inSection6.2isthe1993containmentreanalysis.Theprincipalcausesforeachofthefourerrorcategoriesareidentifiedbelow:iTorahical/EitrialErrrxamles26915TheeditoriaVtypographicalchangesareprimarilytheresultofhumanerrorandalackof'attentiontodetail.Thecitedexampleshavenoimpactonnuclearsafetyorplantoperation.iiErrorsinOriinalFSARxamles1114TheseerrorsweremadeasaresultoforiginalpreparationoftheUFSARandwerenotidentifiedinsubsequentupdatesoftheUFSAR.ThehistoricalcauseoftheoriginalerrorsintheUFSARcannotbedefinitivelydeterminedandisnotrelevanttocurrentprocesses.Theupdateprocessdoesnot[norisitrequiredtoby10CFR50.71(e)]includeavalidationofunmodified'sectionsoftheUFSAR.Additionally,becauseoftherelativelylowsafetysignificanceoftheexamples,theyhavenotundergon'escrutinybyotherprocesses.iiiChanesinerationalPracticesxamles1213Examples12and13aretheresultofchangesovertimeintheoperationofplantequipmentthatwerenotrecognizedasimpactingtheUFSAR.BothofthecitedexamplesareassociatedwithoperationofthecontainmentParticulate,Iodine,andGas(PIG)monitorswhichareusedforidentificationofReactorCoolantSystem(RCS)leakage.TheoriginalUFSARdescriptionsassumedoperationwitharelativelyhighRCSactivity.Overtimetheuseofdebrisresistantfuelandotherimprovements(e.g.,foreignmaterialexclusionprograms)havesignificantlyreducedtheactualRCSactivitylevels.ChangestotheoperationforthePIGmonitorswasaconsequenceoftheseimprovements,however,becauseofalackofawarenessandsensitivitytotheUFSARdescriptionsthesedifferences

L-97-274AttachmentP~ae4failedtobeidentifiedasUFSARchanges.50594570Examples1and7aretheresultofafailuretoupdatetheUFSARtoreflectchangesmadetotheTechnicalSpecificationspursuantto10CFR50.92.Examples4,5,and10aretheresultofafailuretoupdatetheUFSARtoreflectchangesmadeviaPC/Mpackagesfortheinstallationofcoolinglinesontheintakecoolingwaterpumpsforbothunits.3.CORRECTIVESTEPSTAKENANDTHERESULTSACHIEVEDAllsixteenidentifiederrorswerereviewedanddeterminednottorepresentoperabilityconcerns.Examples3,8and16arenotupdateerrorsanddonotrequireachangetotheUFSAR.However,toaddressexample8,fireextinguisherswereaddedtobringtheplantintoconformancewiththeUFSARdescriptions.aA.UFSARchangeswereimplementedduringthelastUnit1amendment(Amendment15)tocorrectexamples2,4,and5.B..Examples1,7,11,12,13,14,and15willbecorrectedinAmendment16totheUnit1UFSAR.Amendment16totheUnit1UFSARiscurrentlyscheduledforJuly1998.C.Examples6,9,and10willbecorrectedinthenextUnit2UFSARamendment(Amendment11).Amendment11totheUnit2UFSARwillbesubmittedinDecember1997.ORRECTIVESTEPSTOAVOIDFURTHERVIOLATIONSByFPLletterL-97-180,subject,"Voluntar'yInitiativetoReviewFinalSafetyAnalysisReports,"datedJuly11,1997,FPLcommittedtoconductagradedreviewoftheSt.LucieUpdatedFinalSafetyAnalysisReports(UFSARs).Asstatedintheletter,theUFSARrevieweFortandresourcesarebeingexpendedinthoseareasofgreatestsafetysignificance.Thereviewscopeincludesexaminationofrelevantsystemdocumentationand'walkdownsofsystemcriticalcharacteristics.FPLalsocommittedtoevaluatetheoutcomeoftheUFSARreviewand,asnecessary,expandthescopeoftheUFSARreview.aTwoadditionalFSARreviewprojectshavebeenundertakentoidentifyandcorrecterrorsintheUFSAR.ThefirstoftheseprojectswasacomprehensivereviewoftheUFSAR

~L-97-274*Attachment~Pae5againstplantoperatingproceduresbyamultidisciplinetaskteamwhichcommencedin1996.ThisreviewresultedinbothprocedureandUFSARchangesasappropriatetoreconcileidentifiedconflictsbetweenplantoperationandtheUFSARdescriptionsoftheseactivities.ThisreviewiscompleteandallassociatedUFSARcorrectionsarescheduledforresolutionbyFebruary1999.Secondly,anongoingreviewofthefireprotectiondescriptionsintheUFSARisbeingconductedasapartofthepreparationforthespring1998FireProtectionFunctionalInspection(FPFI).ThefollowingcorrectiveactionswereestablishedtopreventrecurrenceofUFSARerrors:A.AnewstyleguidehasbeendevelopedwhichisundergoingtrialuseduringthecurrentUnit2amendmentpreparation.ThestyleguideprovidesstandardsforformatandcontentofUFSARchanges,whichshouldminimizetypographicalandeditorialerrorsinUFSARupdatedpackages.ThesetypesoferrorsareassociatedwithalackofattentiontodetailinUFSARamendments.RecentIndustryandNRCemphasisrelatedtotheMillstoneUFSARissueshasgreatlyheightenedtheawarenessoftheneedformanagementandaccuracyoftheUFSARupdateprocess.Standardizedtraininghasbeendevelopedforpersonnelwhoperform10CFR50.59screeningactivities.AwarenesshasimprovedatalllevelsoftheorganizationwithrespecttothepotentialforchangesinoperatingpracticestopotentiallyimpacttheUFSARdescriptions.Plantadministrativeproceduresalsonowrequirethatall10CFR50.59safetyevaluationsbeperformedbytrainedindividualsintheEngineeringdepartment.C.TheUFSARupdateprocesshasbeenupgradedwithmoredetailedproceduralguidancetoensurethatallUFSARchangesourcesarereviewed.NewsearchtoolsarebeingutilizedwhichfacilitatelocatingpotentialUFSARimpactsandincreasetheaccuracyofUFSARchangepackagesastheyarebeingdeveloped.ThesesearchtoolsalsofacilitatecheckingbytheUFSARupdategroupduringpreparationoftheUFSARamendments.5.FullcompliancewillbeachievedwiththecompletionofAmendment16totheUnit1UFSAR.