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{{#Wiki_filter:~CATEGORYlaREGULATORYINFORMATIONDISTRIBUTIONSYSTEM(RIDS)ACCESSIONNBR:9904080022DOC.DATE:99/03/29NOTARIZED:NOFACIL:50-244RobertEmmetGinnaNuclearPlant,Unit1,RochesterGAUTH.NAME.AUTHORAFFILIATIONSTMARTIN,J.T.RochesterGas&ElectricCorp.MECREDY,R.C.RochesterGasFElectricCorp.RECIP.NAMERECIPIENTAFFILIATIONDOCKET05000244VISSING,G.S.EQ050002440NOTES:LicenseExpdateinaccordancewith10CFR2,2.109(9/19/72).
{{#Wiki_filter:~CATEGORYlaREGULATORY INFORMATION DISTRIBUTION SYSTEM(RIDS)ACCESSION NBR:9904080022 DOC.DATE:
99/03/29NOTARIZED:
NOFACIL:50-244 RobertEmmetGinnaNuclearPlant,Unit1,Rochester GAUTH.NAME.AUTHORAFFILIATION STMARTIN,J.T.
Rochester Gas&ElectricCorp.MECREDY,R.C.
Rochester GasFElectricCorp.RECIP.NAME RECIPIENT AFFILIATION DOCKET05000244VISSING,G.S.
EQ050002440NOTES:License Expdateinaccordance with10CFR2,2.109(9/19/72)
.


==SUBJECT:==
==SUBJECT:==
LER99-002-00:bn990227,discoveredthatsurveillancehadnotbeenperfohnedatfrequency,perTS.Causedbypersonnelerror.Procedure0-6.13willbeevaluatedforenhancementdocumentationofcompletionofITSSRs.With990329ltr.DISTRIBUTIONCODE:IE22TCOPIESRECEIVED:LTRENCLSIZE:TITLE:50.73/50.9LicenseeEventReport(LER),IncidentRpt,etc.RECIPIENTIDCODE/NAMEPD1-1PDINTERNAL:AEODSCENT~DRG-QMBNRR/DSSA/SPLBRGN1FILE01EXTERNAL:LSTLOBBYWARDNOACPOORE,W.NRCPDRCOPIESLTTRENCL112211111111111111'RECIPIENTIDCODE/NAMEVISSING,G.AEOD/SPD/RRABNRR/DRCH/HOHBNRR/DRPM/PECBRES/DET/EIBLMITCOMARSHALLNOACQUEENER,DSNUDOCSFULLTXTCOPIESLTTRENCL1111111111111111D0NTNOTETOALL"RZDS"RECIPIENTS:PLEASEHELPUSTOREDUCEWASTE.TOHAVEYOURNAMEORORGANIZATIONREMOVEDFROMDISTRZBUTIONLISTSORREDUCETHENUMBEROFCOPIESRECEIVEDBYYOUORYOURORGANIZATION,CONTACTTHEDOCUMENTCONTROLDESK(DCDjONEXTENSION415-2083FULLTEXTCONVERSIONREQUIREDTOTALNUMBEROFCOPIESREQUIRED:LTTR18ENCL18 ANDg~gPjP~Pw~'qP~,P'V'(',e'>'4i<v'AA>>i".EsMarch29,1999U.S.NuclearRegulatoryCommissionDocumentControlDeskAttn:GuyS.VissingProjectDirectorateI-1Washington,D.C.20555
LER99-002-00:bn 990227,discovered thatsurveillance hadnotbeenperfohned atfrequency,per TS.Caused bypersonnel error.Procedure 0-6.13willbeevaluated forenhancement documentation ofcompletion ofITSSRs.With990329ltr.DISTRIBUTION CODE:IE22TCOPIESRECEIVED:LTR ENCLSIZE:TITLE:50.73/50.9 LicenseeEventReport(LER),IncidentRpt,etc.RECIPIENT IDCODE/NAME PD1-1PDINTERNAL:AEODSCENT~DRG-QMBNRR/DSSA/SPLB RGN1FILE01EXTERNAL:
LSTLOBBYWARDNOACPOORE,W.NRCPDRCOPIESLTTRENCL112211111111111111'RECIPIENT IDCODE/NAME VISSING,G.
AEOD/SPD/RRAB NRR/DRCH/HOHB NRR/DRPM/PECB RES/DET/EIB LMITCOMARSHALLNOACQUEENER,DS NUDOCSFULLTXTCOPIESLTTRENCL1111111111111111D0NTNOTETOALL"RZDS"RECIPIENTS:
PLEASEHELPUSTOREDUCEWASTE.TOHAVEYOURNAMEORORGANIZATION REMOVEDFROMDISTRZBUTION LISTSORREDUCETHENUMBEROFCOPIESRECEIVEDBYYOUORYOURORGANIZATION, CONTACTTHEDOCUMENTCONTROLDESK(DCDjONEXTENSION 415-2083FULLTEXTCONVERSION REQUIREDTOTALNUMBEROFCOPIESREQUIRED:
LTTR18ENCL18 ANDg~gPjP~Pw
~'qP~,P'V'(',e'>'4i<v'AA>>i".EsMarch29,1999U.S.NuclearRegulatory Commission DocumentControlDeskAttn:GuyS.VissingProjectDirectorate I-1Washington, D.C.20555


==Subject:==
==Subject:==
LER1999-002,SurveillanceNotPerformed,DuetoPersonnelError,ResultedinViolationofTechnicalSpecificationsR.E.GinnaNuclearPowerPlantDocketNo.50-244
LER1999-002, Surveillance NotPerformed, DuetoPersonnel Error,ResultedinViolation ofTechnical Specifications R.E.GinnaNuclearPowerPlantDocketNo.50-244


==DearMr.Vissing:==
==DearMr.Vissing:==
Inaccordancewith10CFR50.73,LicenseeEventReportSystem,item(a)(2)(i)(B),whichrequiresareportof,"Anyoperationorconditionprohibitedbytheplant'sTechnicalSpecifications",theattachedLicenseeEventReportLER1999-002isherebysubmitted.Thiseventhasinnowayaffectedthepublic'shealthandsafety.Veryrulyyours,RobertC.Meredyxc:Mr.GuyS.Vissing(MailStopSC2)ProjectDirectorateI-1DivisionofReactorProjects-I/IIOfficeofNuclearReactorRegulationU.S.NuclearRegulatoryCommissionWashington,D.C.20555RegionalAdministrator,RegionI'U.S.NuclearRegulatoryCommission475AllendaleRoadKingofPrussia,PA19406U.S.NRCGinnaSeniorResidentInspector'79040800229'70329PDRADOCK050002448PDR NRCFORM366(91998).U.S.NUCLEARREGULATORYCOMMISSIONLICENSEEEVENTREPORT(LER)(Seereverseforrequirednumberofdigits/charactersforeachblock)g(PF'IPJ(DQYOMBNOB3$50$IPWILS0+63@2001infotmaUoncot(ectionrequest:50hrs.Reportedlessonslearnedaroincorporatedintothelicensingprocessandfodbacktoindustry.FonvardcommentsregardingburdenesUmatotothoRecordsManagementBranch(TWF33).U.S.Nuc(oarRegulatoryCommission,Washington,DC20555000(,andtothoPapetwotkReductionProject(315(40104),OfrcoofManagementandBudget,Washington,DC20503.IfaninformationcoBectiondoesnctdisplayacurrentlyvalidOMBcontrolnumber.theNRCmaynctconductorsponsor.andaFACILITYNAME(1)R.E.GinnaNuclearPowerPlant00CKETNUMBER(2I05000244PAGE(3)1OF5TITLEte)SurveillanceNotPerformed,DuetoPersonnelError,ResultedinViolationofTechnicalSpecificationsEVENTDATE(5)LERNUMBER(6)REPORTDATE(7)OTHERFACILITIESINVOLVED(8)MONTHOAYYEARYEARSEQUENTIALNUMBERREVISIONNUMB(RMONTHOAYYEARFACILITYNAMEDOCKETNUMBER050000227OPERATINGMODE(9)POWERLEVEL(10)1999701999-002-0003291999FACILITYNAMEDOCKETNUMBER0500020.2201(b)20.2203(a)(1)20.2203(a)(2)(I)20.2203(a)(2)(v)20.2203(a)(3)(l)20.2203(a)(3)(n)50.73(a)(2)(l)50.73(a)(2)(II50.73(a)(2)(III50.73(a)(2)(vill)50.73(a)(2)(xl73.71URSUANTTOTHEREQUIREMENTSOF10CFREI(Checkonoormore)(11)THISREPORTISSUBMITTEDP20.2203(a)(2)(II)20.2203(a)(2)(Ill)20.2203(a)(2)(lv)20.2203(a)(4)50.36(c)(1)50.36(c)(2)LICENSEECONTACTFORTHISLER(12)50.73(a)(2)((v50.73(a)(2)(v50.73(a)(2)(vlOTHERSpecifyinAbstractbelowor(nNRCForm366ANAMETELEPHONENUMBERUscexfeAtesCode)JohnT.St.Martin-TechnicalAssistant(716)771-3641CAUSESYSTEMCOMPONENT'ANUFACTURERREPORTABLETOEPIXCAUSESYSTEMCOMPONENTMANUFACTURERREPORTABLETOEPIXSUPPLEMENTALREPORTEXPECTEDR4)YES(Ifyes,completeEXPECTEDSUBMISSIONDATE).XNOEXPECTEDSUBMISSIONDATE((5)MONTHOAYABSTRACT(Llmltto1400Spaces,I.e.,approximately15single-spacedtypewrittenHnos)(16)OnFebruary27,1999,atapproximately1600EST,theplantwasincoastdownpriortothe1999refuelingoutage,inMode1atapproximately70%steadystatereactorpower.Itwasdiscoveredthatasurveillancehadnotbeenperformedatthefrequencyrequiredbytheplant'sTechnicalSpecifications.Thisconstitutedamissedsurveillance,whichisaconditionprohibitedbytheplant'stechnicalspecifications.ControlRoomoperatorsverifiedthattheplantwascurrentlyincompliancewiththesesurveillancerequirements.Noimmediatecorrectiveactionwasneeded.Theunderlyingcauseofnotperformingthissurveillancewasapersonnelerror.CorrectiveactiontopreventrecurrenceisoutlinedinSectionV.B.  
Inaccordance with10CFR50.73,LicenseeEventReportSystem,item(a)(2)(i)(B),whichrequiresareportof,"Anyoperation orcondition prohibited bytheplant'sTechnical Specifications",
theattachedLicenseeEventReportLER1999-002isherebysubmitted.
Thiseventhasinnowayaffectedthepublic'shealthandsafety.Veryrulyyours,RobertC.Meredyxc:Mr.GuyS.Vissing(MailStopSC2)ProjectDirectorate I-1DivisionofReactorProjects-I/IIOfficeofNuclearReactorRegulation U.S.NuclearRegulatory Commission Washington, D.C.20555RegionalAdministrator, RegionI'U.S.NuclearRegulatory Commission 475Allendale RoadKingofPrussia,PA19406U.S.NRCGinnaSeniorResidentInspector
'7904080022 9'70329PDRADOCK050002448PDR NRCFORM366(91998).U.S.NUCLEARREGULATORY COMMISSION LICENSEEEVENTREPORT(LER)(Seereverseforrequirednumberofdigits/characters foreachblock)g(PF'IPJ(DQY OMBNOB3$50$IPWILS0+63@2001 infotmaUon cot(ection request:50hrs.Reportedlessonslearnedaroincorporated intothelicensing processandfodbacktoindustry.
Fonvardcommentsregarding burdenesUmatotothoRecordsManagement Branch(TWF33).U.S.Nuc(oarRegulatory Commission, Washington, DC20555000(,
andtothoPapetwotk Reduction Project(315(40104),
OfrcoofManagement andBudget,Washington, DC20503.Ifaninformation coBection doesnctdisplayacurrently validOMBcontrolnumber.theNRCmaynctconductorsponsor.andaFACILITYNAME(1)R.E.GinnaNuclearPowerPlant00CKETNUMBER(2I05000244PAGE(3)1OF5TITLEte)Surveillance NotPerformed, DuetoPersonnel Error,ResultedinViolation ofTechnical Specifications EVENTDATE(5)LERNUMBER(6)REPORTDATE(7)OTHERFACILITIES INVOLVED(8)MONTHOAYYEARYEARSEQUENTIAL NUMBERREVISIONNUMB(RMONTHOAYYEARFACILITYNAMEDOCKETNUMBER050000227OPERATING MODE(9)POWERLEVEL(10)1999701999-002-0003291999FACILITYNAMEDOCKETNUMBER0500020.2201(b) 20.2203(a)(1) 20.2203(a)(2)
(I)20.2203(a)(2)(v) 20.2203(a)(3)(l) 20.2203(a)
(3)(n)50.73(a)(2)(l)50.73(a)(2)(II 50.73(a)(2)(III 50.73(a)(2)
(vill)50.73(a)(2)(xl73.71URSUANTTO THEREQUIREMENTS OF10CFREI(Checkonoormore)(11)THISREPORTISSUBMITTED P20.2203(a)
(2)(II)20.2203(a)
(2)(Ill)20.2203(a)(2)(lv) 20.2203(a)(4) 50.36(c)(1) 50.36(c)(2)LICENSEECONTACTFORTHISLER(12)50.73(a)(2)((v50.73(a)(2)(v50.73(a)(2)(vlOTHERSpecifyinAbstractbelowor(nNRCForm366ANAMETELEPHONE NUMBERUscexfeAtesCode)JohnT.St.Martin-Technical Assistant (716)771-3641CAUSESYSTEMCOMPONENT'ANUFACTURER REPORTABLE TOEPIXCAUSESYSTEMCOMPONENT MANUFACTURER REPORTABLE TOEPIXSUPPLEMENTAL REPORTEXPECTEDR4)YES(Ifyes,completeEXPECTEDSUBMISSION DATE).XNOEXPECTEDSUBMISSION DATE((5)MONTHOAYABSTRACT(Llmltto1400Spaces,I.e.,approximately 15single-spaced typewritten Hnos)(16)OnFebruary27,1999,atapproximately 1600EST,theplantwasincoastdown priortothe1999refueling outage,inMode1atapproximately 70%steadystatereactorpower.Itwasdiscovered thatasurveillance hadnotbeenperformed atthefrequency requiredbytheplant'sTechnical Specifications.
Thisconstituted amissedsurveillance, whichisacondition prohibited bytheplant'stechnical specifications.
ControlRoomoperators verifiedthattheplantwascurrently incompliance withthesesurveillance requirements.
Noimmediate corrective actionwasneeded.Theunderlying causeofnotperforming thissurveillance wasapersonnel error.Corrective actiontopreventrecurrence isoutlinedinSectionV.B.  


0NRCFORM366A(61996)LICENSEEEVENTREPORT(LER)TEXTCONTINUATIONU.S.NUCLEARREGULATORYCOMMISSIONFACILITYNAME(1)DOCKET(2)LERNUMBER(6)yEARSEQUENTIALONREVISINUMBERNUMBEPAGE(3)R.E.GinnaNuclearPowerPlant050002441999002-002OF5TEXTillmorespaceisreouired,useadditionalcopiesolNRCForm366AI(171PRE-EVENTPLANTCONDITIONS:OnFebruary27,1999,atapproximately1600EST,theplantwasincoastdownpriortothe1999refuelingoutage,inMode1atapproximately70%steadystatereactorpower.OneoftheresponsibilitiesoftheControlRoomoperatorsistoperformthecomputerchecksinaccordancewithplantprocedureS-26.1(ComputerProgramCheck).ControlRoomoperatorshadjustcompletedthesecomputerchecks,tomeettheSurveillanceRequirements(SR)oftheGinnaStationImprovedTechnicalSpecifications(ITS).Step5.4ofplantprocedure0-6.13(DailySurveillanceLog)requiresthatthecomputerprogramchecksbeperformedevery8hours.II.DESCRIPTIONOFEVENT:A.DATESANDAPPROXIMATETIMES,OFMAJOROCCURRENCESoFebruary26,1999,2318EST:SR3.2.3.1isperformed.oFebruary27,1999,0728EST:ItwasintendedthatSR3.2.3.1beperformed.oFebruary27,1999,1418EST:Eventdateandtime.oFebruary27,1999,1539EST:SR3.2.3.1isperformed.oFebruary27,1999,1600EST:Discoverydateandtime.oFebruary27,1999,2326EST:SR3.2.3.1isperformed.EVENT:OnFebruary27,1999,atapproximately1600EST,theplantwasincoastdownpriortothe1999refuelingoutage,inMode1atapproximately70%steadystatereactorpower.ControlRoomoperatorshadjustcompletedcomputerchecks,tomeettheSRoftheITS.Specifically,SR3.2.3.1,whichverifiesoperabilityoftheAxialFluxDifference(AFD)monitor,hadbeenperformedatapproximately1539EST.PerformanceofthisSRisrequiredataFrequencyof12hours,perITSSR3.2.3.1.GinnaStationadministrativerequirements,aslistedinOperationsProcedure0-6.13,"DailySurveillanceLog",aretoperformthisSRonceduringeveryeighthourtimeblock.OneoftheoperatorsmentallyquestionedwhetherhehadactuallyperformedSR3.2.3.1whenhehadpreviouslyperformedthesecomputerchecksatapproximately0728EST.NotethatproperperformanceofSR3.2.3.1resultsinthereceiptofseveralalarmswhicharereceivedonthePlantProcessComputerSystem(PPCS)anddocumentedonthePPCSalarmprintout.TheControlRoomoperatorconductedadditionalself-checking.Herealizedhiserrorduringthesecondcheckofthedaywhen,usingtheprocedure,hecouldnotrecallperformingstep5.4ofprocedureS-26.1.HeimmediatelyinformedtheControlRoomForemanaboutthepotentialmissedsurveillance.AfteracheckofthePPCSalarmprintout,boththeForemanandtheControlRoomOperatorrealizedthatthesurveillancehad,infact,beenmissed.TheydiscoveredthattherehadbeennoPPCSalarmsgeneratedaroundthetimeframeof0738EST,andconcludedthatSR3.2.3.1hadnotbeenperformedat0728EST.ReviewofthePPCSalarmprintoutconfirmedthatSR3.2.3.1hadbeenperformedatapproximately2318ESTonFebruary26,1999.  
0NRCFORM366A(61996)LICENSEEEVENTREPORT(LER)TEXTCONTINUATION U.S.NUCLEARREGULATORY COMMISSION FACILITYNAME(1)DOCKET(2)LERNUMBER(6)yEARSEQUENTIAL ONREVISINUMBERNUMBEPAGE(3)R.E.GinnaNuclearPowerPlant050002441999002-002OF5TEXTillmorespaceisreouired, useadditional copiesolNRCForm366AI(171PRE-EVENT PLANTCONDITIONS:
OnFebruary27,1999,atapproximately 1600EST,theplantwasincoastdown priortothe1999refueling outage,inMode1atapproximately 70%steadystatereactorpower.Oneoftheresponsibilities oftheControlRoomoperators istoperformthecomputerchecksinaccordance withplantprocedure S-26.1(Computer ProgramCheck).ControlRoomoperators hadjustcompleted thesecomputerchecks,tomeettheSurveillance Requirements (SR)oftheGinnaStationImprovedTechnical Specifications (ITS).Step5.4ofplantprocedure 0-6.13(DailySurveillance Log)requiresthatthecomputerprogramchecksbeperformed every8hours.II.DESCRIPTION OFEVENT:A.DATESANDAPPROXIMATE TIMES,OFMAJOROCCURRENCES oFebruary26,1999,2318EST:SR3.2.3.1isperformed.
oFebruary27,1999,0728EST:ItwasintendedthatSR3.2.3.1beperformed.
oFebruary27,1999,1418EST:Eventdateandtime.oFebruary27,1999,1539EST:SR3.2.3.1isperformed.
oFebruary27,1999,1600EST:Discovery dateandtime.oFebruary27,1999,2326EST:SR3.2.3.1isperformed.
EVENT:OnFebruary27,1999,atapproximately 1600EST,theplantwasincoastdown priortothe1999refueling outage,inMode1atapproximately 70%steadystatereactorpower.ControlRoomoperators hadjustcompleted computerchecks,tomeettheSRoftheITS.Specifically, SR3.2.3.1,whichverifiesoperability oftheAxialFluxDifference (AFD)monitor,hadbeenperformed atapproximately 1539EST.Performance ofthisSRisrequiredataFrequency of12hours,perITSSR3.2.3.1.GinnaStationadministrative requirements, aslistedinOperations Procedure 0-6.13,"DailySurveillance Log",aretoperformthisSRonceduringeveryeighthourtimeblock.Oneoftheoperators mentallyquestioned whetherhehadactuallyperformed SR3.2.3.1whenhehadpreviously performed thesecomputerchecksatapproximately 0728EST.Notethatproperperformance ofSR3.2.3.1resultsinthereceiptofseveralalarmswhicharereceivedonthePlantProcessComputerSystem(PPCS)anddocumented onthePPCSalarmprintout.
TheControlRoomoperatorconducted additional self-checking.
Herealizedhiserrorduringthesecondcheckofthedaywhen,usingtheprocedure, hecouldnotrecallperforming step5.4ofprocedure S-26.1.Heimmediately informedtheControlRoomForemanaboutthepotential missedsurveillance.
AfteracheckofthePPCSalarmprintout, boththeForemanandtheControlRoomOperatorrealizedthatthesurveillance had,infact,beenmissed.Theydiscovered thattherehadbeennoPPCSalarmsgenerated aroundthetimeframe of0738EST,andconcluded thatSR3.2.3.1hadnotbeenperformed at0728EST.ReviewofthePPCSalarmprintoutconfirmed thatSR3.2.3.1hadbeenperformed atapproximately 2318ESTonFebruary26,1999.  
~-
~-
NRCFORM366A(6.1998)LICENSEEEVENTREPORT(LER)TEXTCONTINUATIONU.S.NUCLEARREGULATORYCOMMISSIONFACILITYNAMEI1)R.E.GinnaNuclearPowerPlantDOCKET(2)05000244LERNUMBER(6)SEQUENTIALREVISINUMBERNUMBE1999-002-00PAGEI3)3OF5TEXTfffmorespeceisrerfuired,useedditionelcopiesofNRCForm366Af)171InaccordancewithITSSR3.2.3.1,thisSRwasduewithin12hours.Applyingtheapplicabilityrequirements'ofITSSR3.0.2,thespecificFrequencyismetifthesurveillanceisperformedwithin1.25timestheintervalspecified(1.25times12resultsin15hours).Thus,thelatestSR3.2.3.1couldbeperformedwouldhavebeen15hoursafter2318hours,orapproximately1418ESTonFebruary27,1999.Time1418onFebruary27istheEventdateandtime.AlthoughSR3.2.3.1hadbeenmissedat0728EST,theAFDmonitorcontinuedtobefullyfunctional.ReviewofPPCSalarmsconfirmedthatSR3.2.3.1hadbeenproperlyperformedatallothertimesinFebruary1999,atthefrequencyrequiredbytheplant'sTechnicalSpecificationsandprocedure0-6.13.C.INOPERABLESTRUCTURES,COMPONENTS,ORSYSTEMSTHATCONTRIBUTEDTOTHEEVENT:NoneD.OTHERSYSTEMSORSECONDARYFUNCTIONSAFFECTED:NoneE.METHODOFDISCOVERY:Thiseventwasindicatedduringmentalquestioningofprevious.actions,andwasformallydiscoveredbyreviewofPPCSalarmprintouts.F.OPERATORACTION:TheControlRoomoperatorsidentifiedthatSR3.2.3.1hadinadvertentlynotbeenperformedatapproximately0728ESTonFebruary27.Atthetimeofdiscovery(1600EST),ControlRoomoperatorsverifiedthattheplantwascurrentlyincompliancewiththesesurveillancerequirementsandthattheAFDmonitorwas,andhadbeen,operable.Noimmediatecorrectiveactionwasneeded.G.SAFETYSYSTEMRESPONSES:NoneIII.CAUSEOFEVENT:A.IMMEDIATECAUSE:TheimmediatecauseoftheconditionprohibitedbyTechnicalSpecificationswasamissedsurveillanceinthatSR3.2.3.1wasnotperformedwithin15hoursafter2318ESTonFebruary26.
NRCFORM366A(6.1998)LICENSEEEVENTREPORT(LER)TEXTCONTINUATION U.S.NUCLEARREGULATORY COMMISSION FACILITYNAMEI1)R.E.GinnaNuclearPowerPlantDOCKET(2)05000244LERNUMBER(6)SEQUENTIAL REVISINUMBERNUMBE1999-002-00PAGEI3)3OF5TEXTfffmorespeceisrerfuired, useedditionelcopiesofNRCForm366Af)171Inaccordance withITSSR3.2.3.1,thisSRwasduewithin12hours.Applyingtheapplicability requirements'of ITSSR3.0.2,thespecificFrequency ismetifthesurveillance isperformed within1.25timestheintervalspecified (1.25times12resultsin15hours).Thus,thelatestSR3.2.3.1couldbeperformed wouldhavebeen15hoursafter2318hours,orapproximately 1418ESTonFebruary27,1999.Time1418onFebruary27istheEventdateandtime.AlthoughSR3.2.3.1hadbeenmissedat0728EST,theAFDmonitorcontinued tobefullyfunctional.
rt ONRCFORM366A(6.1999)LICENSEEEVENTREPORT(LERJTEXTCONTINUATIONU.S.NUCLEARREGULATORYCOMMISSIONFACILITYNAME(1)R.E.GinnaNuclearPowerPlantOOCKET(2)05000244LERNUMBER(6)YEARSEQUENTIALONREVISINUMBERNUMBE1999-002-00PAGE(3)4OF5TEXTfilmorespecoisrecurred,usoeddidonelcopiesofNRCForm366AJ1171B.INTERMEDIATECAUSE:TheintermediatecauseofthemissedsurveillancewasinadvertentlynotperformingSR3.2.3.1atapproximately0728ESTonFebruary27.ROOTCAUSE:TheunderlyingcauseofthemissedsurveillancewasapersonnelerrorbyanRG(tIElicensedoperator,whoperformedseveralseparatetasksassociatedwithsomeroutineITSSRsthatareperformedusingthePPCS,andinadvertentlydidnotperformITSSR3.2:3.1atthattime.ThiserrorwasacognitiveerrorinthatthelicensedoperatordidnotrecognizeordetectthathehadfailedtoperformSR3.2.3.1at0728EST.InadvertentlynotperformingSR3.2.3.1wascontrarytoapprovedprocedures,inthattheprocedurerequiredtheSRbeperformedeveryeighthours.TherewerenounusualcharacteristicsintheControlRoomthatdirectlycontributedtotheerror.IV.ANALYSISOFEVENT:Thiseventisreportableinaccordancewith10CFR50.73,LicenseeEventReportSystem,item(a)(2)(i)(B),whichrequiresareportof,"Anyoperationorconditionprohibitedbytheplant'sTechnicalSpecifications".Themissedsurveillanceisaconditionprohibitedbytheplant'stechncialspecifications.Anassessmentwasperformedconsideringboththesafetyconsequencesandimplicationsofthiseventwiththefollowingresultsandconclusions:Therewerenooperationalorsafetyconsequencesorimplicationsattributedtothemissedsurveillancebecause:TheAFDisameasureofaxialpowerdistributionskewingtothetoporbottomhalfofthecore.TheAFDis.definedasthedifferenceinnormalizedfluxsignalsbetweenthetopandbottomhalvesofatwosectionexcoreneutrondetectorineachdetectorwell.Forconvenience,thisfluxdifferenceisconvertedtoprovidefluxdifferenceunits.TheallowedrangeoftheAFDisusedinthenucleardesignprocesstohelpensurethatcorepeakingfactorsandaxialpowerdistributionsmeetsafetyanalysisrequirements.SR3.2.3.1istheverificationthattheAFDmonitorisoperable.ThisisnormallyaccomplishedbyiritroducingasignalintothePPCStoverifycontrolroomannunciationofAFDnotwithinthetargetband.TheFrequencyof12hoursissufficienttoensureoperabilityoftheAFDmonitor,sinceundernormalplantoperationtheAFDisnotexpectedtosignificantlychange.SR3.2.3.1hadbeenproperlyperformedatalltimespriortothisevent,andwasproperlyperformedatapproximately1539ESTand2326ESTonFebruary27,confirmingthattheAFDmonitorwasoperable.ThefrequencyofmonitoringtheAFDbythePPCSisnominallyonceperminute.Thismonitoringcontinuedthroughoutthisevent.
ReviewofPPCSalarmsconfirmed thatSR3.2.3.1hadbeenproperlyperformed atallothertimesinFebruary1999,atthefrequency requiredbytheplant'sTechnical Specifications andprocedure 0-6.13.C.INOPERABLE STRUCTURES, COMPONENTS, ORSYSTEMSTHATCONTRIBUTED TOTHEEVENT:NoneD.OTHERSYSTEMSORSECONDARY FUNCTIONS AFFECTED:
NRCFORM366A1619)8)LICENSEEEVENTREPORT(LER)TEXTCONTINUATIONU.S.NUCLEARREGULATORYCOMMISSION~FACILITYNAMEI1)R.E.GinnaNuclearPowerPlantDOCKETI2)05000244LERNUMBERI6)YEARSEOUENTIALONREVISINUMBERNUMBE1999-002-00PAGEI3)5OF5TEXTillmorespeceisrequired,useeddaionelcopiesolltiRCFormJ66AI117)oWiththermalpower(90%ofreactorthermalpower(RTP),theAFDmaybeoutsidethetarget'bandprovidedthatthedeviationtimeisrestricted.ItisintendedthattheplantisoperatedwiththeAFDwithinthetargetbandaboutthetargetfluxdifference.oInoperabilityofthealarmdoesnotnecessarilypreventtheactualAFDvaluesfrombeingavailable(e.g.,fromthecomputerlogsorhandlogs).AFDvaluesforthepreceding24hourscanbeobtainedfromthehourlyPPCSprintoutsorhandlogs.IftheAFDmonitorhadbeeninoperableduringoperationat(90%RTP,theAFDmeasurementismonitoredataSurveillanceFrequencyof1hourtoensurethattheAFDiswithinitslimits.Basedontheabove,itcanbeconcludedthattherewerenounreviewedsafetyquestions,andthatthepublic'shealthandsafetywasassuredatalltimes.V.CORRECTIVEACTION:A.ACTIONTAKENTORETURNAFFECTEDSYSTEMSTOPRE-EVENTNORMALSTATUS:SincetheAFDmonitorwasoperableatthetimeofdiscovery,noimmediatecorrectiveactionswereneeded.B.ACTIONTAKENORPLANNEDTOPREVENTRECURRENCE:oProcedure0-6.13willbeevaluatedfortheenhancementofdocumentationofthecompletionofITSSRs.oLessonslearnedfromthiseventwerediscussedwiththelicensedoperatorwhoinadvertentlydidnotperformSR3.2.3.1.Emphasiswasplacedonattentiontodetail.oOperationssupervisionwillreviewthisLERandcorrectiveactionswithalloperatingshifts.VI.ADDITIONALINFORMATION:A.FAILEDCOMPONENTS:NoneB.PREVIOUSLERsONSIMILAREVENTS:AsimilarLEReventhistoricalsearchwasconductedwiththefollowingresults:NodocumentationofsimilarLEReventswiththesamerootcauseatGinnaStationcouldbeidentified.C.SPECIALCOMMENTS:None}}
NoneE.METHODOFDISCOVERY:
Thiseventwasindicated duringmentalquestioning ofprevious.
actions,andwasformallydiscovered byreviewofPPCSalarmprintouts.
F.OPERATORACTION:TheControlRoomoperators identified thatSR3.2.3.1hadinadvertently notbeenperformed atapproximately 0728ESTonFebruary27.Atthetimeofdiscovery (1600EST),ControlRoomoperators verifiedthattheplantwascurrently incompliance withthesesurveillance requirements andthattheAFDmonitorwas,andhadbeen,operable.
Noimmediate corrective actionwasneeded.G.SAFETYSYSTEMRESPONSES:
NoneIII.CAUSEOFEVENT:A.IMMEDIATE CAUSE:Theimmediate causeofthecondition prohibited byTechnical Specifications wasamissedsurveillance inthatSR3.2.3.1wasnotperformed within15hoursafter2318ESTonFebruary26.
rt ONRCFORM366A(6.1999)LICENSEEEVENTREPORT(LERJTEXTCONTINUATION U.S.NUCLEARREGULATORY COMMISSION FACILITYNAME(1)R.E.GinnaNuclearPowerPlantOOCKET(2)05000244LERNUMBER(6)YEARSEQUENTIAL ONREVISINUMBERNUMBE1999-002-00PAGE(3)4OF5TEXTfilmorespecoisrecurred, usoeddidonel copiesofNRCForm366AJ1171B.INTERMEDIATE CAUSE:Theintermediate causeofthemissedsurveillance wasinadvertently notperforming SR3.2.3.1atapproximately 0728ESTonFebruary27.ROOTCAUSE:Theunderlying causeofthemissedsurveillance wasapersonnel errorbyanRG(tIElicensedoperator, whoperformed severalseparatetasksassociated withsomeroutineITSSRsthatareperformed usingthePPCS,andinadvertently didnotperformITSSR3.2:3.1atthattime.Thiserrorwasacognitive errorinthatthelicensedoperatordidnotrecognize ordetectthathehadfailedtoperformSR3.2.3.1at0728EST.Inadvertently notperforming SR3.2.3.1wascontrarytoapprovedprocedures, inthattheprocedure requiredtheSRbeperformed everyeighthours.Therewerenounusualcharacteristics intheControlRoomthatdirectlycontributed totheerror.IV.ANALYSISOFEVENT:Thiseventisreportable inaccordance with10CFR50.73,LicenseeEventReportSystem,item(a)(2)(i)(B),whichrequiresareportof,"Anyoperation orcondition prohibited bytheplant'sTechnical Specifications".
Themissedsurveillance isacondition prohibited bytheplant'stechncial specifications.
Anassessment wasperformed considering boththesafetyconsequences andimplications ofthiseventwiththefollowing resultsandconclusions:
Therewerenooperational orsafetyconsequences orimplications attributed tothemissedsurveillance because:TheAFDisameasureofaxialpowerdistribution skewingtothetoporbottomhalfofthecore.TheAFDis.definedasthedifference innormalized fluxsignalsbetweenthetopandbottomhalvesofatwosectionexcoreneutrondetectorineachdetectorwell.Forconvenience, thisfluxdifference isconverted toprovidefluxdifference units.TheallowedrangeoftheAFDisusedinthenucleardesignprocesstohelpensurethatcorepeakingfactorsandaxialpowerdistributions meetsafetyanalysisrequirements.
SR3.2.3.1istheverification thattheAFDmonitorisoperable.
Thisisnormallyaccomplished byiritroducing asignalintothePPCStoverifycontrolroomannunciation ofAFDnotwithinthetargetband.TheFrequency of12hoursissufficient toensureoperability oftheAFDmonitor,sinceundernormalplantoperation theAFDisnotexpectedtosignificantly change.SR3.2.3.1hadbeenproperlyperformed atalltimespriortothisevent,andwasproperlyperformed atapproximately 1539ESTand2326ESTonFebruary27,confirming thattheAFDmonitorwasoperable.
Thefrequency ofmonitoring theAFDbythePPCSisnominally onceperminute.Thismonitoring continued throughout thisevent.
NRCFORM366A1619)8)LICENSEEEVENTREPORT(LER)TEXTCONTINUATION U.S.NUCLEARREGULATORY COMMISSION
~FACILITYNAMEI1)R.E.GinnaNuclearPowerPlantDOCKETI2)05000244LERNUMBERI6)YEARSEOUENTIAL ONREVISINUMBERNUMBE1999-002-00PAGEI3)5OF5TEXTillmorespeceisrequired, useeddaionel copiesolltiRCFormJ66AI117)oWiththermalpower(90%ofreactorthermalpower(RTP),theAFDmaybeoutsidethetarget'band providedthatthedeviation timeisrestricted.
ItisintendedthattheplantisoperatedwiththeAFDwithinthetargetbandaboutthetargetfluxdifference.
oInoperability ofthealarmdoesnotnecessarily preventtheactualAFDvaluesfrombeingavailable (e.g.,fromthecomputerlogsorhandlogs).AFDvaluesforthepreceding 24hourscanbeobtainedfromthehourlyPPCSprintouts orhandlogs.IftheAFDmonitorhadbeeninoperable duringoperation at(90%RTP,theAFDmeasurement ismonitored ataSurveillance Frequency of1hourtoensurethattheAFDiswithinitslimits.Basedontheabove,itcanbeconcluded thattherewerenounreviewed safetyquestions, andthatthepublic'shealthandsafetywasassuredatalltimes.V.CORRECTIVE ACTION:A.ACTIONTAKENTORETURNAFFECTEDSYSTEMSTOPRE-EVENT NORMALSTATUS:SincetheAFDmonitorwasoperableatthetimeofdiscovery, noimmediate corrective actionswereneeded.B.ACTIONTAKENORPLANNEDTOPREVENTRECURRENCE:
oProcedure 0-6.13willbeevaluated fortheenhancement ofdocumentation ofthecompletion ofITSSRs.oLessonslearnedfromthiseventwerediscussed withthelicensedoperatorwhoinadvertently didnotperformSR3.2.3.1.Emphasiswasplacedonattention todetail.oOperations supervision willreviewthisLERandcorrective actionswithalloperating shifts.VI.ADDITIONAL INFORMATION:
A.FAILEDCOMPONENTS:
NoneB.PREVIOUSLERsONSIMILAREVENTS:AsimilarLEReventhistorical searchwasconducted withthefollowing results:Nodocumentation ofsimilarLEReventswiththesamerootcauseatGinnaStationcouldbeidentified.
C.SPECIALCOMMENTS:
None}}

Revision as of 12:34, 29 June 2018

LER 99-002-00:on 990227,discovered That Surveillance Had Not Been Performed at Frequency,Per Ts.Caused by Personnel Error.Procedure O-6.13 Will Be Evaluated for Enhancement Documentation of Completion of ITS Srs.With 990329 Ltr
ML17265A613
Person / Time
Site: Ginna Constellation icon.png
Issue date: 03/29/1999
From: MECREDY R C, ST MARTIN J T
ROCHESTER GAS & ELECTRIC CORP.
To: VISSING G S
NRC (Affiliation Not Assigned), NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
LER-99-002, LER-99-2, NUDOCS 9904080022
Download: ML17265A613 (10)
v • d • e


Text

~CATEGORYlaREGULATORY INFORMATION DISTRIBUTION SYSTEM(RIDS)ACCESSION NBR:9904080022 DOC.DATE:

99/03/29NOTARIZED:

NOFACIL:50-244 RobertEmmetGinnaNuclearPlant,Unit1,Rochester GAUTH.NAME.AUTHORAFFILIATION STMARTIN,J.T.

Rochester Gas&ElectricCorp.MECREDY,R.C.

Rochester GasFElectricCorp.RECIP.NAME RECIPIENT AFFILIATION DOCKET05000244VISSING,G.S.

EQ050002440NOTES:License Expdateinaccordance with10CFR2,2.109(9/19/72)

.

SUBJECT:

LER99-002-00:bn 990227,discovered thatsurveillance hadnotbeenperfohned atfrequency,per TS.Caused bypersonnel error.Procedure 0-6.13willbeevaluated forenhancement documentation ofcompletion ofITSSRs.With990329ltr.DISTRIBUTION CODE:IE22TCOPIESRECEIVED:LTR ENCLSIZE:TITLE:50.73/50.9 LicenseeEventReport(LER),IncidentRpt,etc.RECIPIENT IDCODE/NAME PD1-1PDINTERNAL:AEODSCENT~DRG-QMBNRR/DSSA/SPLB RGN1FILE01EXTERNAL:

LSTLOBBYWARDNOACPOORE,W.NRCPDRCOPIESLTTRENCL112211111111111111'RECIPIENT IDCODE/NAME VISSING,G.

AEOD/SPD/RRAB NRR/DRCH/HOHB NRR/DRPM/PECB RES/DET/EIB LMITCOMARSHALLNOACQUEENER,DS NUDOCSFULLTXTCOPIESLTTRENCL1111111111111111D0NTNOTETOALL"RZDS"RECIPIENTS:

PLEASEHELPUSTOREDUCEWASTE.TOHAVEYOURNAMEORORGANIZATION REMOVEDFROMDISTRZBUTION LISTSORREDUCETHENUMBEROFCOPIESRECEIVEDBYYOUORYOURORGANIZATION, CONTACTTHEDOCUMENTCONTROLDESK(DCDjONEXTENSION 415-2083FULLTEXTCONVERSION REQUIREDTOTALNUMBEROFCOPIESREQUIRED:

LTTR18ENCL18 ANDg~gPjP~Pw

~'qP~,P'V'(',e'>'4i<v'AA>>i".EsMarch29,1999U.S.NuclearRegulatory Commission DocumentControlDeskAttn:GuyS.VissingProjectDirectorate I-1Washington, D.C.20555

Subject:

LER1999-002, Surveillance NotPerformed, DuetoPersonnel Error,ResultedinViolation ofTechnical Specifications R.E.GinnaNuclearPowerPlantDocketNo.50-244

DearMr.Vissing:

Inaccordance with10CFR50.73,LicenseeEventReportSystem,item(a)(2)(i)(B),whichrequiresareportof,"Anyoperation orcondition prohibited bytheplant'sTechnical Specifications",

theattachedLicenseeEventReportLER1999-002isherebysubmitted.

Thiseventhasinnowayaffectedthepublic'shealthandsafety.Veryrulyyours,RobertC.Meredyxc:Mr.GuyS.Vissing(MailStopSC2)ProjectDirectorate I-1DivisionofReactorProjects-I/IIOfficeofNuclearReactorRegulation U.S.NuclearRegulatory Commission Washington, D.C.20555RegionalAdministrator, RegionI'U.S.NuclearRegulatory Commission 475Allendale RoadKingofPrussia,PA19406U.S.NRCGinnaSeniorResidentInspector

'7904080022 9'70329PDRADOCK050002448PDR NRCFORM366(91998).U.S.NUCLEARREGULATORY COMMISSION LICENSEEEVENTREPORT(LER)(Seereverseforrequirednumberofdigits/characters foreachblock)g(PF'IPJ(DQY OMBNOB3$50$IPWILS0+63@2001 infotmaUon cot(ection request:50hrs.Reportedlessonslearnedaroincorporated intothelicensing processandfodbacktoindustry.

Fonvardcommentsregarding burdenesUmatotothoRecordsManagement Branch(TWF33).U.S.Nuc(oarRegulatory Commission, Washington, DC20555000(,

andtothoPapetwotk Reduction Project(315(40104),

OfrcoofManagement andBudget,Washington, DC20503.Ifaninformation coBection doesnctdisplayacurrently validOMBcontrolnumber.theNRCmaynctconductorsponsor.andaFACILITYNAME(1)R.E.GinnaNuclearPowerPlant00CKETNUMBER(2I05000244PAGE(3)1OF5TITLEte)Surveillance NotPerformed, DuetoPersonnel Error,ResultedinViolation ofTechnical Specifications EVENTDATE(5)LERNUMBER(6)REPORTDATE(7)OTHERFACILITIES INVOLVED(8)MONTHOAYYEARYEARSEQUENTIAL NUMBERREVISIONNUMB(RMONTHOAYYEARFACILITYNAMEDOCKETNUMBER050000227OPERATING MODE(9)POWERLEVEL(10)1999701999-002-0003291999FACILITYNAMEDOCKETNUMBER0500020.2201(b) 20.2203(a)(1) 20.2203(a)(2)

(I)20.2203(a)(2)(v) 20.2203(a)(3)(l) 20.2203(a)

(3)(n)50.73(a)(2)(l)50.73(a)(2)(II 50.73(a)(2)(III 50.73(a)(2)

(vill)50.73(a)(2)(xl73.71URSUANTTO THEREQUIREMENTS OF10CFREI(Checkonoormore)(11)THISREPORTISSUBMITTED P20.2203(a)

(2)(II)20.2203(a)

(2)(Ill)20.2203(a)(2)(lv) 20.2203(a)(4) 50.36(c)(1) 50.36(c)(2)LICENSEECONTACTFORTHISLER(12)50.73(a)(2)((v50.73(a)(2)(v50.73(a)(2)(vlOTHERSpecifyinAbstractbelowor(nNRCForm366ANAMETELEPHONE NUMBERUscexfeAtesCode)JohnT.St.Martin-Technical Assistant (716)771-3641CAUSESYSTEMCOMPONENT'ANUFACTURER REPORTABLE TOEPIXCAUSESYSTEMCOMPONENT MANUFACTURER REPORTABLE TOEPIXSUPPLEMENTAL REPORTEXPECTEDR4)YES(Ifyes,completeEXPECTEDSUBMISSION DATE).XNOEXPECTEDSUBMISSION DATE((5)MONTHOAYABSTRACT(Llmltto1400Spaces,I.e.,approximately 15single-spaced typewritten Hnos)(16)OnFebruary27,1999,atapproximately 1600EST,theplantwasincoastdown priortothe1999refueling outage,inMode1atapproximately 70%steadystatereactorpower.Itwasdiscovered thatasurveillance hadnotbeenperformed atthefrequency requiredbytheplant'sTechnical Specifications.

Thisconstituted amissedsurveillance, whichisacondition prohibited bytheplant'stechnical specifications.

ControlRoomoperators verifiedthattheplantwascurrently incompliance withthesesurveillance requirements.

Noimmediate corrective actionwasneeded.Theunderlying causeofnotperforming thissurveillance wasapersonnel error.Corrective actiontopreventrecurrence isoutlinedinSectionV.B.

0NRCFORM366A(61996)LICENSEEEVENTREPORT(LER)TEXTCONTINUATION U.S.NUCLEARREGULATORY COMMISSION FACILITYNAME(1)DOCKET(2)LERNUMBER(6)yEARSEQUENTIAL ONREVISINUMBERNUMBEPAGE(3)R.E.GinnaNuclearPowerPlant050002441999002-002OF5TEXTillmorespaceisreouired, useadditional copiesolNRCForm366AI(171PRE-EVENT PLANTCONDITIONS:

OnFebruary27,1999,atapproximately 1600EST,theplantwasincoastdown priortothe1999refueling outage,inMode1atapproximately 70%steadystatereactorpower.Oneoftheresponsibilities oftheControlRoomoperators istoperformthecomputerchecksinaccordance withplantprocedure S-26.1(Computer ProgramCheck).ControlRoomoperators hadjustcompleted thesecomputerchecks,tomeettheSurveillance Requirements (SR)oftheGinnaStationImprovedTechnical Specifications (ITS).Step5.4ofplantprocedure 0-6.13(DailySurveillance Log)requiresthatthecomputerprogramchecksbeperformed every8hours.II.DESCRIPTION OFEVENT:A.DATESANDAPPROXIMATE TIMES,OFMAJOROCCURRENCES oFebruary26,1999,2318EST:SR3.2.3.1isperformed.

oFebruary27,1999,0728EST:ItwasintendedthatSR3.2.3.1beperformed.

oFebruary27,1999,1418EST:Eventdateandtime.oFebruary27,1999,1539EST:SR3.2.3.1isperformed.

oFebruary27,1999,1600EST:Discovery dateandtime.oFebruary27,1999,2326EST:SR3.2.3.1isperformed.

EVENT:OnFebruary27,1999,atapproximately 1600EST,theplantwasincoastdown priortothe1999refueling outage,inMode1atapproximately 70%steadystatereactorpower.ControlRoomoperators hadjustcompleted computerchecks,tomeettheSRoftheITS.Specifically, SR3.2.3.1,whichverifiesoperability oftheAxialFluxDifference (AFD)monitor,hadbeenperformed atapproximately 1539EST.Performance ofthisSRisrequiredataFrequency of12hours,perITSSR3.2.3.1.GinnaStationadministrative requirements, aslistedinOperations Procedure 0-6.13,"DailySurveillance Log",aretoperformthisSRonceduringeveryeighthourtimeblock.Oneoftheoperators mentallyquestioned whetherhehadactuallyperformed SR3.2.3.1whenhehadpreviously performed thesecomputerchecksatapproximately 0728EST.Notethatproperperformance ofSR3.2.3.1resultsinthereceiptofseveralalarmswhicharereceivedonthePlantProcessComputerSystem(PPCS)anddocumented onthePPCSalarmprintout.

TheControlRoomoperatorconducted additional self-checking.

Herealizedhiserrorduringthesecondcheckofthedaywhen,usingtheprocedure, hecouldnotrecallperforming step5.4ofprocedure S-26.1.Heimmediately informedtheControlRoomForemanaboutthepotential missedsurveillance.

AfteracheckofthePPCSalarmprintout, boththeForemanandtheControlRoomOperatorrealizedthatthesurveillance had,infact,beenmissed.Theydiscovered thattherehadbeennoPPCSalarmsgenerated aroundthetimeframe of0738EST,andconcluded thatSR3.2.3.1hadnotbeenperformed at0728EST.ReviewofthePPCSalarmprintoutconfirmed thatSR3.2.3.1hadbeenperformed atapproximately 2318ESTonFebruary26,1999.

~-

NRCFORM366A(6.1998)LICENSEEEVENTREPORT(LER)TEXTCONTINUATION U.S.NUCLEARREGULATORY COMMISSION FACILITYNAMEI1)R.E.GinnaNuclearPowerPlantDOCKET(2)05000244LERNUMBER(6)SEQUENTIAL REVISINUMBERNUMBE1999-002-00PAGEI3)3OF5TEXTfffmorespeceisrerfuired, useedditionelcopiesofNRCForm366Af)171Inaccordance withITSSR3.2.3.1,thisSRwasduewithin12hours.Applyingtheapplicability requirements'of ITSSR3.0.2,thespecificFrequency ismetifthesurveillance isperformed within1.25timestheintervalspecified (1.25times12resultsin15hours).Thus,thelatestSR3.2.3.1couldbeperformed wouldhavebeen15hoursafter2318hours,orapproximately 1418ESTonFebruary27,1999.Time1418onFebruary27istheEventdateandtime.AlthoughSR3.2.3.1hadbeenmissedat0728EST,theAFDmonitorcontinued tobefullyfunctional.

ReviewofPPCSalarmsconfirmed thatSR3.2.3.1hadbeenproperlyperformed atallothertimesinFebruary1999,atthefrequency requiredbytheplant'sTechnical Specifications andprocedure 0-6.13.C.INOPERABLE STRUCTURES, COMPONENTS, ORSYSTEMSTHATCONTRIBUTED TOTHEEVENT:NoneD.OTHERSYSTEMSORSECONDARY FUNCTIONS AFFECTED:

NoneE.METHODOFDISCOVERY:

Thiseventwasindicated duringmentalquestioning ofprevious.

actions,andwasformallydiscovered byreviewofPPCSalarmprintouts.

F.OPERATORACTION:TheControlRoomoperators identified thatSR3.2.3.1hadinadvertently notbeenperformed atapproximately 0728ESTonFebruary27.Atthetimeofdiscovery (1600EST),ControlRoomoperators verifiedthattheplantwascurrently incompliance withthesesurveillance requirements andthattheAFDmonitorwas,andhadbeen,operable.

Noimmediate corrective actionwasneeded.G.SAFETYSYSTEMRESPONSES:

NoneIII.CAUSEOFEVENT:A.IMMEDIATE CAUSE:Theimmediate causeofthecondition prohibited byTechnical Specifications wasamissedsurveillance inthatSR3.2.3.1wasnotperformed within15hoursafter2318ESTonFebruary26.

rt ONRCFORM366A(6.1999)LICENSEEEVENTREPORT(LERJTEXTCONTINUATION U.S.NUCLEARREGULATORY COMMISSION FACILITYNAME(1)R.E.GinnaNuclearPowerPlantOOCKET(2)05000244LERNUMBER(6)YEARSEQUENTIAL ONREVISINUMBERNUMBE1999-002-00PAGE(3)4OF5TEXTfilmorespecoisrecurred, usoeddidonel copiesofNRCForm366AJ1171B.INTERMEDIATE CAUSE:Theintermediate causeofthemissedsurveillance wasinadvertently notperforming SR3.2.3.1atapproximately 0728ESTonFebruary27.ROOTCAUSE:Theunderlying causeofthemissedsurveillance wasapersonnel errorbyanRG(tIElicensedoperator, whoperformed severalseparatetasksassociated withsomeroutineITSSRsthatareperformed usingthePPCS,andinadvertently didnotperformITSSR3.2:3.1atthattime.Thiserrorwasacognitive errorinthatthelicensedoperatordidnotrecognize ordetectthathehadfailedtoperformSR3.2.3.1at0728EST.Inadvertently notperforming SR3.2.3.1wascontrarytoapprovedprocedures, inthattheprocedure requiredtheSRbeperformed everyeighthours.Therewerenounusualcharacteristics intheControlRoomthatdirectlycontributed totheerror.IV.ANALYSISOFEVENT:Thiseventisreportable inaccordance with10CFR50.73,LicenseeEventReportSystem,item(a)(2)(i)(B),whichrequiresareportof,"Anyoperation orcondition prohibited bytheplant'sTechnical Specifications".

Themissedsurveillance isacondition prohibited bytheplant'stechncial specifications.

Anassessment wasperformed considering boththesafetyconsequences andimplications ofthiseventwiththefollowing resultsandconclusions:

Therewerenooperational orsafetyconsequences orimplications attributed tothemissedsurveillance because:TheAFDisameasureofaxialpowerdistribution skewingtothetoporbottomhalfofthecore.TheAFDis.definedasthedifference innormalized fluxsignalsbetweenthetopandbottomhalvesofatwosectionexcoreneutrondetectorineachdetectorwell.Forconvenience, thisfluxdifference isconverted toprovidefluxdifference units.TheallowedrangeoftheAFDisusedinthenucleardesignprocesstohelpensurethatcorepeakingfactorsandaxialpowerdistributions meetsafetyanalysisrequirements.

SR3.2.3.1istheverification thattheAFDmonitorisoperable.

Thisisnormallyaccomplished byiritroducing asignalintothePPCStoverifycontrolroomannunciation ofAFDnotwithinthetargetband.TheFrequency of12hoursissufficient toensureoperability oftheAFDmonitor,sinceundernormalplantoperation theAFDisnotexpectedtosignificantly change.SR3.2.3.1hadbeenproperlyperformed atalltimespriortothisevent,andwasproperlyperformed atapproximately 1539ESTand2326ESTonFebruary27,confirming thattheAFDmonitorwasoperable.

Thefrequency ofmonitoring theAFDbythePPCSisnominally onceperminute.Thismonitoring continued throughout thisevent.

NRCFORM366A1619)8)LICENSEEEVENTREPORT(LER)TEXTCONTINUATION U.S.NUCLEARREGULATORY COMMISSION

~FACILITYNAMEI1)R.E.GinnaNuclearPowerPlantDOCKETI2)05000244LERNUMBERI6)YEARSEOUENTIAL ONREVISINUMBERNUMBE1999-002-00PAGEI3)5OF5TEXTillmorespeceisrequired, useeddaionel copiesolltiRCFormJ66AI117)oWiththermalpower(90%ofreactorthermalpower(RTP),theAFDmaybeoutsidethetarget'band providedthatthedeviation timeisrestricted.

ItisintendedthattheplantisoperatedwiththeAFDwithinthetargetbandaboutthetargetfluxdifference.

oInoperability ofthealarmdoesnotnecessarily preventtheactualAFDvaluesfrombeingavailable (e.g.,fromthecomputerlogsorhandlogs).AFDvaluesforthepreceding 24hourscanbeobtainedfromthehourlyPPCSprintouts orhandlogs.IftheAFDmonitorhadbeeninoperable duringoperation at(90%RTP,theAFDmeasurement ismonitored ataSurveillance Frequency of1hourtoensurethattheAFDiswithinitslimits.Basedontheabove,itcanbeconcluded thattherewerenounreviewed safetyquestions, andthatthepublic'shealthandsafetywasassuredatalltimes.V.CORRECTIVE ACTION:A.ACTIONTAKENTORETURNAFFECTEDSYSTEMSTOPRE-EVENT NORMALSTATUS:SincetheAFDmonitorwasoperableatthetimeofdiscovery, noimmediate corrective actionswereneeded.B.ACTIONTAKENORPLANNEDTOPREVENTRECURRENCE:

oProcedure 0-6.13willbeevaluated fortheenhancement ofdocumentation ofthecompletion ofITSSRs.oLessonslearnedfromthiseventwerediscussed withthelicensedoperatorwhoinadvertently didnotperformSR3.2.3.1.Emphasiswasplacedonattention todetail.oOperations supervision willreviewthisLERandcorrective actionswithalloperating shifts.VI.ADDITIONAL INFORMATION:

A.FAILEDCOMPONENTS:

NoneB.PREVIOUSLERsONSIMILAREVENTS:AsimilarLEReventhistorical searchwasconducted withthefollowing results:Nodocumentation ofsimilarLEReventswiththesamerootcauseatGinnaStationcouldbeidentified.

C.SPECIALCOMMENTS:

None

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