IR 05000335/1991022

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Responds to NRC 920219 Ltr Re Violations Noted in Insp Repts 50-335/91-22 & 50-389/91-22.Corrective Actions:Containment Integrity Was Established & Foreman Crew Were Counseled on Need for Strict Adherence to Procedures
ML17227A299
Person / Time
Site: Saint Lucie  NextEra Energy icon.png
Issue date: 02/19/1992
From: GOLDBERG J H
FLORIDA POWER & LIGHT CO.
To:
NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
L-92-36, NUDOCS 9202270076
Download: ML17227A299 (8)


Text

ACCELERATEDDISTRIBUTIONDEMONSTPA.TIONSYSTEM"REGULATORYINFORMATIONDISTRIBUTIONSYSTEM(RIDS)ACCESSIONNBR:9202270076DOC.DATE:92/02/19NOTARIZED:NOACIL:50-335St.LuciePlant,Unit1,FloridaPower&LightCo.50-389St.LuciePlant,Unit2,FloridaPower&LightCo.AUTH.NAME'UTHORAFFILIATIONGOLDBERG,J.H.FloridaPower&LightCo.RECIP.NAMERECIPIENTAFFILIATIONDocumentControlBranch(DocumentControlDesk)

SUBJECT: RespondstoNRC920219ltrreviolationsnotedininsprept50-335/91-22&50-389/91-22.Correctiveactions:containmentintegritywasestablished&foremancrewwere"counseledonneedforstrictadherencetoprocedures.DISTRIBUTIONCODE:IEOlDCOPIESRECEIVED:LTRtENCLiSIZE:TITLE:General(50Dkt)-InspRept/NoticeofViolationResponseNOTES:DOCKET0500033505000389RECIPIENTIDCODE/NAMEPD2-2PDINTERNAL:ACRSAEOD/DEIIBDEDRONRRMORISSEAU,DNRR/DLPQ/LPEB10NRR/DREP/PEPB9HNRR/PMAS/ILRB12OEDRE%PIKE-02EXTERNALEG&G/BRYCEiJ~H~'NSICCOPIESLTTRENCL1121111111,1RECIPIENTIDCODE/NAMENORRISiJAEODAEOD/DSP/TPABNRRHARBUCKgC.NRR/DLPQ/LHFBPTNRR/DOEA/OEABNRR/DST/DIR8E2NUDOCS-ABSTRACTOGC/HDS3RGN2FILE01NRCPDRCOPIESLTTRENCL11111111'1111'1111111NOTETOALL"RIDS"RECIPIENTS:PLEASEHELPUSTOREDUCEWASTE!CONTACTTHEDOCUMENTCONTROLDESK,ROOMP1-37(EXT.20079)TOELIMINATEYOURNAMEFROMDISTRIBUTIONLISTSFORDOCUMENTSYOUDON'TNEED!TOTALNUMBEROFCOPIESREQUIRED:LTTR24ENCL24 P.O.Box14000,JunoBeach,FL33408-0420FPLFEB191992L-92-3610CFR2.201U.S.NuclearRegulatoryCommissionAttn:DocumentControlDeskWashington,D.C.20555Gentlemen:Re:St.LucieUnitNos.1and2DocketNos.50-335&50-389ReplytoNoticeofViolationInsectionReort91-22FloridaPowerandLightCompanyhasreviewedthesubjectinspectionreportandpursuantto10CFR2.201theresponseisattached.Verytrulyyours,J.H.GoldbergPresident-NuclearDivisionJHG/JWH/kwAttachmentcc:StewartD.Ebneter,RegionalAdministrator,USNRCRegionIISeniorResidentInspector,USNRC,St.LuciePlantDAS/PSL8619-929202270076920219PDRADOCK050003358PDRanFPLGroupcompani~fQ,rip~Q~It<~gJ//(o L

iATTACHMENTREPLYTONOTICEOFVIOLATIONFINDINGAUnit1TechnicalSpecification(TS)3.9.4.crequiresthat,duringcorealterationsormovementofirradiatedfuelwithinthecontainment,containmentpenetrationsprovidingdirectaccessfromthecontainmentatmospheretotheoutsideatmosphereshallbeclosed.TheTSspecificallyaddressesmanualisolationvalvesonpenetrationscommunicatingwiththecontainment.Un'it1TS6.8.1.arequiresthatwrittenproceduresshallbeestablished,implementedandmaintainedcoveringtheactivitiesrecommendedinAppendixAofRegulatoryGuide1.'33,Revision2,February1978.AppendixA,paragraph9.e,addressesgeneralproceduresforthecontrolofmaintenance,repair,replacement,etc.andthattheseproceduresincludethemethodforobtainingpermissionandclearanceforoperationpersonneltoworkandforloggingsuchwork.Theserequirementsareimplementedonsite,inpart,by,AdministrativeProcedure(AP)0010432,Revision56,NuclearPlantWorkOrders,paragraphs8.4.4and8.4.5,whichrequirethatSeniorReactorOperator(SRO)permissionbeobtainedpriortostartingworkoninstalledplant.equipment.Contrarytotheabove,onNovember10,1991,atapproximately4:00p.m.,whilefuelmovementwasinprogress,licenseepersonnelfailedtoimplement(follow)AP0010432by,withoutSROpermission,removingreliefvalveSR14-8Bincontainmentbygrindingitoffacomponentcoolingwater(CCW)pipeandcoveringtheone-inchholewithanon-airtightcover.TheCCWpipe,whichpenetratedcontainment,hadbeendrainedinpreparationforthevalveremoval,however,thepipesurfacewasbeingusedtoestablishcontainmentboundaryintegrityandworkersdidnothaveSROpermissiontoproceed.RemovingvalveSR14-8BcreatedadirectaccessbetweenthecontainmentatmosphereandtheReactorAuxiliaryBuildingatmosphereviaopenone-,inchmanualdrainvalveV14319.OnNovember11,atapproximately1:30p.m.,when,workersrequestedpermissiontoproceedwiththevalverepair,theSROdiscoveredwhathadhappenedandimmediatelyclosedV14319,restoringcontainmentboundaryintegrity.Sevenfuelbundleshadbeenmovedwithoutcontainmentintegrity.RESPONSEA1.Thereasonfortheviolationwasproceduralnon-compliancepersonnelerro ~'

2.a)ContainmentintegritywasestablishedbyOperationsonNovember11,1991at0210byclosingdrainvalveV-14139.b)Theforemanandcrewwerecounseledontheneedforstrictadherencetoprocedures.c)Thiseventwasalsodiscussedwithallmaintenancecrewsstressingtheimportanceofreceivingproperauthorizationpriortobeginningworkonplantsystems.3.a)ThiseventwillbeincludedaspartofIn-HouseEventstrainingtobeheldinFebruaryof1992.b)AchangetotheclearanceprocedurewillbemadetoincludeacheckbytheNPS/ANPS/NWEwhenauthorizingclearancestoevaluatetheireffectsoncontainmentboundaries.ThischangeisscheduledforcompletionbyApril20,1992.4.FullcompliancewasachievedonNovember11,1991.FINDINGBUnits1and2TS4.8.1.1.2.drequirethat,atleastonceevery31days,emergencydieselgenerator(EDG)fueloilstoragetanktotalparticulateconcentrationbeverifiedto.bebelow10milligrams/liter(mg/1)whencheckedinaccordancewithASTMstandardD2276-83,MethodA,orAnnexA-2.TheASTMtestmethodologywasimplementedbysitetestprocedureC-121,Revision0,DeterminationofParticulateContamination...Dieselg2FuelOil.Contrarytotheabove,althoughtheemergencydieselgeneratorfueloilstoragetankshadbeensampledappropriatelyandtestedatthepropertimes,thetestmethodologywasnottranscribedcorrectlyfromtheASTMstandardtothetestprocedureinthatanincorrectreagentwasspecified.Whenused,theincorrectreagent(isopropylalcoholinsteadofeitherpetroleumetherortrichlorotrifluoroethane)washedawayaportionofthetotalparticulatecontentsuchthatthesite'sanalysisresultwasconsistentlylessthantheactualvalue.IncorrectlicenseeanalysiscontributedtothreeofthefouronsiteEDGsbeinginoperable.AnalysisofOctober23,1991,samplesbyanoffsitetestlaboratorythatwerereportedonNovember4,1991,showedparticulateconcentrationsexceedingTSlimitsinthreeoffourfueloilstoragetanks(12.9,16.4,and16.6mg/1fortanks1A,1B,and2Brespectively).ComparablelicenseeanalysisresultsofNovember4,1991,samplesshowed2.3and6.1milligramsperliterinthe1Band2Bfueloilstoragetanks,respectivel RESPONSEB01.Thereasonforthe-violationwaspersonnelerrorintransposingapertinentstepfromtheASTMtotheplantprocedure.2.Theaffectedprocedure,"C-121DeterminationofParticulateContamination;andCheckforClearandBrightAppearancewithProperColorDieselg2FuelOil,"wasrevisedonNovember5,1991toincludethecorrectreagent,makingtheanalyticalmethodcorrect.3.TherevisedprocedureC-121andallotherdieselanalyticalprocedureswereevaluatedbyanoutsidecontractor,knowledgeableinfueloiltestingandASTMmethods.Theresultofthisevaluationshowedthattheotheranalyticalmethodsaretechnicallycorrect.4.FullcompliancewasachievedonNovember5,1991.Unit1TS6.8.1.arequiresthatwrittenproceduresshallbeestablished,implementedandmaintainedcoveringtheactivitiesrecommendedinAppendixAofRegulatoryGuide1.33,Revision2,February1978.AppendixA,paragraph10,addressesproceduresformaintainingwaterqualitywithinprescribedlimits.Unit1TS3.4.7requiresReactorCoolantSystem(RCS)chloridesteadystateconcentrationbemaintainedlessthanorequalto0.15partpermillion(ppm)andrequirescertainactionsifthislimitisexceededfor24hours.Theserequirements,aswellasvariouscommitmentsundertheapprovedqualityassuranceprogram,wereimplementedonsitebyprocedureQI13-PR/PSL-2,Revision14,CleanlinessControlMethods.Sections5.1,5.3,and5.7ofthisprocedureallowedcleaningRCScomponentsonlywithapprovedsolventsorwaterwithlessthan0.15ppmchlorideconcentratio '1Contrarytotheabove,onNovember25,1991,licenseepersonnelfailedtoimplementprocedureQI13-PR/PSL-2duringhighpressurewaterjetcleaningofthereactorvesselheadseatingarea,whichwassubmergedinwaterinthereactorcavity.Noprocedurecontrolledthehighpressurewaterjetcleaningactivity.Thewatersupplyhosewasconnectedtoan.impropersourceandapproximately1000gallonsofchlorinatedpotablewaterfromthecitywatermainwasintroducedintotheRCS.ThiscontaminationresultedinRCSchloridelevelsof226ppb(0.226ppm)whichexceededtheTSsteadystatelimit.Thisconditionwasmitigatedbythechloridecontaminationbeingreducedtoacceptablelimitswithinfortyhours.TheTS3.4.7requiredevaluationwasperformedandindicatedthatnodamagehadoccurredtothefuelorRCSsubcomponents.-RESPON8EC1.Thereasonfortheviolationwasinadequateproceduralguidance.2.a)OperationspersonnelperformedafeedandbleedoftheRCSuntilacceptablechloridelevelsoflessthanorequalto.15ppmwereattained.b)Engineeringperformedanevaluationoftheconsequencesofthechlorides-incontactwiththefuelassembliesandtheRCSpipingwhichconcludedthatoperationcouldcontinueinanyoperationalmode.3.a)Aspecifichydrolazingprocedureisbeingdevelopedtocontroltheuseofsupplywaterforthesetypesofevolutions.ThisprocedurewillbecompletedbyApril20,1992.b)TheUnit1and2ReactorVesselMaintenanceproceduresarebeingrevisedtoreferencethehydrolazingprocedure.ThisprocedurewillberevisedbyApril20,1992.4.FullcompliancewillbeachievedonApril20,1992.