ML17265A746

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Submits Response to NRC Administrative Ltr 95-03,rev 2, Availability of Reactor Vessel Integrity Database,Version, Dtd 990726
ML17265A746
Person / Time
Site: Ginna Constellation icon.png
Issue date: 08/31/1999
From: MECREDY R C
ROCHESTER GAS & ELECTRIC CORP.
To: VISSING G S
NRC (Affiliation Not Assigned), NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
AL-95-03, NUDOCS 9909080039
Download: ML17265A746 (3)


Text

CATEGORY1REGULA'JRY1NFORMATIONDISTRIBUTI(%SYSTEM(RIDS)ACCESSIONNBR:9909080039DOC.DATE:99/08/31NOTARIZED:NOFACIL:50-244RobertEmmetGinnaNuclearPlant,Unit1,RochesterGAUTH.NAMEAUTHORAFFILIATIONMECREGY,R.C.RochesterGas&ElectricCorp.RECIP.NAMERECIPIENTAFFILIATIONVISSING,G.S.DOCKET¹05000244.

SUBJECT:

SubmitsresponsetoNRCAdministrativeLtr95-03,rev2,",AvailabilityofReactorVesselIntegrityDatabase,Version,"dtd990726.DISTRIBUTIONCODE:A001DCOPIESRECEIVED:LTRjENCLQSIZE:ZlTITLE:ORSubmittal:GeneralDistributionNOTES:LicenseExpdateinaccordancewith10CFR2,2.109(9/19/72).05000244ERECIPIENT'DCODE/NAMELPD1-1LASCINTERNA:'ILECENTER0X/DSSA/SRXBOGC/RPCOPIESLTTRENCLRECIPIENTIDCODE/NAMEVISSING,G.NRR/DSSA/SPLBNUDOCS-ABSTRACTrCOPIESLTTRENCLEXTERNAL:NOACNRCPDRDSl~tm'ENNOTETOALLMRZDSMRECIPIENTS:PLEASEHELPUSTOREDUCEWASTE.TOHAVEYOURNAMEORORGANIZATIONREMOVEDFROMDZSTRZBUTIONLISTSORREDUCETHENUMBEROFCOPIESRECEIVEDBYYOUORYOURORGANIZATION,CONTACTTHEDOCUMENTCONTROLDESK(DCD)ONEXTENSION415-2083TOTALNUMBEROFCOPIESREQUIRED:LTTR10ENCL ANDROCHESTERGASANDELECTRICCORPORATION.89EASTAVENLIE,ROCHESTER,N.Y.14649-0001AREACODE716-546-2700ROBERTC.MECREDYVicePresidentNucteorOperotionsAugust31,1999U.S.NuclearRegulatoryCommissionDocumentControlDeskAttn:GuyS.VissingProjectDirectorateIWashington,D.C.20555

Subject:

ResponsetoNRCAdministrativeLetter95-03,Revision2,"AvailabilityoftheReactorVesselIntegrityDatabase,Version2",July26,1999

References:

1.LetterfromR,C,Mecredy(RGB)toGuyS.Vissing(NRC),"RAIRelatedtoReactorPressureVesselIntegrity",August25,1998.2.LetterfromG.S.Vissing(NRC)toR.C.Mecredy(RGB'),July6,1999.3.NRCAdministrativeLetter95-03,Revision2,July26,1999.

DearMr.Vissing:

References2S3mentionedtheavailabilityofthesubjectdatabaseontheNRCwebsiteandgaveaccessinstructions.RochesterGas0ElectricPGSE)retrievedandreviewedthedatabase,particularlyasitpertainstotheR.E.GinnaNuclearPowerPlant.Reviewingthedatabase,wefoundthatfortheGinnareactorvessel(RV)limitingmaterial,whichisHeatID61782,Circ.Weld,SA-847,thecalculatedvaluesofseveralparametersderived&ominformationsubmittedinReference1hadnotbeenincorporatedinthenewversion2ofthedatabase.Theseparametersarelistedbelow:ParameterRVIDVer.2CurrentValue(perRef.1)1.ChemistryFactor2.DeltaRTndt@EOL3.RTpts@EOLsttctt0ttt08003ttt'stt9083iPDRADOCK05000244PPDR158.7F210.4F253.9F160.7F213.08F256.58FPod TheseparametersareenteredintwopartsoftheRVID,theWeldDetailDataPageandthePTSSummaryReportPage.Dataforotherwelds,forgings,andplatematerialsarecorrectaswefoundnootherdiscrepancies.WerequestthatinyournextrevisionoftheRVID,theaboveparametersbeupdatedtoreflectthenewdatathatwesubmittedinReference1,asshownabove.ThisisparticularlyimportantsincethedatapertainstotheGinnaRVlimitingweldwhichhasbeenutilizedtogenerateGinnaheatupEccooldowncurvesupto40EFPY(EffectiveFullPowerYears).Wesincerelyappreciateandofferourthanksforyourconsiderationofthisrequest.Verytlyyours,RobertC.Mecredyxc:Mr.GuyS.Vissing(MailStop8C2)ProjectDirectorateIDivisionofLicensingProjectManagementOfficeofNuclearReactorRegulationU.S.NuclearRegulatoryCommissionWashington,D.C.20555RegionalAdministrator,RegionIU.S.NuclearRegulatoryCommission475AllendaleRoadKingofPrussia,PA19406U.S.NRCGinnaSeniorResidentInspectorAndreaLee