ML17258A788

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Forwards Proprietary & Nonproprietary Versions of Low Pressure Turbine Disk Info, in Response to NRC 800225 Request.Proprietary Version Withheld (Ref 10CFR2.790)
ML17258A788
Person / Time
Site: Ginna Constellation icon.png
Issue date: 02/12/1981
From: MAIER J E
ROCHESTER GAS & ELECTRIC CORP.
To: EISENHUT D C
Office of Nuclear Reactor Regulation
Shared Package
ML17258A789 List:
References
NUDOCS 8102180271
Download: ML17258A788 (6)


Text

HlREGULATORYI)RMATIONDISTRIBUTIONSYS(RIBS)ACCESSIONNBR:8102180271DOCBDATE:81/02/12NOTARIZED:NODOCKETFACIL:50240RobertEmmetGinnaNuclearPlantiUnit1FRochesterG05000244AUTHINANEAUTHORAFFILIATIONHAIERgJ~E~RochesterGas8ElectricCorp,RECIP,NAMERECIPIENTAFFILIATIONEISENHUTEDBC.DivisionofLicensing

SUBJECT:

Forwardsproprietary8nonforoprietaryversions'f"LowPressureTurbine.Disk.Infoi'!.inresponse.to.NRC800225.-requestsProprietaryversionwithhed(ref10CFR2~790),SSS.Pied.Eam~)type'B'AV-yDISTRIBUTIONCODE$PA01SCOPIESRECEIVED:LTR+ENCL+SIZEDTITLE:ProprietaryInfoafterIssuanceofLicenseNOTES:1copy:SEPSectsLdr~asHe~8~A.'E~7RECIPIENTCOPIESIDCODE/NAMELTTRENCLIACTION:CRUTCHFIELD10SNAIDERrR~11RECIPIENTI0CODE/NAt<ECRUTCHFIELD02COPIESLTTRENCL770500024LlINTERNAL:ILEOELDEXTERNAL:ACRSNSIC09192210161610REGFILLPDR01011100)9gggTOTALNUMBEROFCOPIESREQUIRED:"LTTR+ENCL~l AFfiPIIII

///////////II/////El//////EN'OCHESTERGASANDELECTRICCORPORATIONSR~,':.-.A89EASTAVENUE,ROCHESTER,N.Y.14649JOHNE.MAILERVICEPRESIDENTTEECPHONC*RCAcoDE7ld546-2700February12,1981Nr.DarrellC.Fisenhut,ActingDirectorDivisonofOperatingReactorsOfficeofNuclearReactorRegulationU.S.NuclearRegulatoryCommissionWashington,DC20555

Subject:

SupplementalInformationinResponse,toNRCRequestforInformationofFebruary25,1980,RelativetoLowPressureTurbineDis'cIntegrityR.E.GinnaNuclearPowerPlant,UnitNo.1DocketNo.50-244

DearNr.Eisenhut:

Enclosedare:1.Onecopy2.Onecopy-AppendixA(Proprietary)-UpdatedresponsestoQuestion1-d.-AppendixB(Non-Proprietary)-UpdatedresponsestoQuestion1-d.Alsoenclosedare:1.OnecopyofApplicationforWithholdingAN-80-3(Non-Proprietary).2.OnecopyofAffidavit(h'on-Proprietary).'Ã~kLt'I>%;&~I1"gfg)I,a(C"isIChalThepurposeofthisletteristoprovideyouwithupdatedinformationinresponsetoyourrequestforinformationofFebruary25,1EI80relativetoturbinediscintegrity.OuroriginalresponsedatedMarch19,1980containedtheresultsofsite-specificcalculations,torespondtoguestion1-dofyourletter.Thesecalculationshavenowbeenrepeatedemployingamoresophisticatedcalculationalmodel,whichnowaccountsforthermalandsteambendingstresses,andarevisedcorrelationforcalculatingthecrackgrowthrate.Theresultsofthesecalculationsarepresentedintheattach-mentswhichconstitutearevisiontoApppendixA(proprietary)padAppendixB(non-proprietary)ofourprevioussubmittal.P/8IoIi/g(r".I-C"P810SI88'(

0IHI ROCHESTERGASANDELECTRICCORP.February12,1981Mr.DarrellC.Eisenhut,ActingDirectorSHEETNO.Theattachedsitespecificresponses(AppendixA)containproprietaryinformationoftheNestinghovseElectricCorporation.AcopyofthepreviouslysubmittedApplicationforNithholdingAtl-80-('3)datedMarch14,1980andtheassociatedaffidavitisattachedandisequallyapplicabletothisnewmaterial.Accordingly,itisrequestedthatthesubjectNestinghouseproprietaryinformationbewithheldfrompublicdisclosureinaccordancewiththeprovisionsof10CFR2.790oftheCommission'sregulations.Correspondencewithrespectto,theaffidavit,orappli-cationforwithholdingshouldreferenceAN-80-(3)andshouldbeaddressedtoHr.E.J.Barsness,Manager,CRDiscProgram,NestinghouseElectricCorporation,SteamTurbineDivision,N206)LesterBranchBox9175)Philadelphia,PA19113.Verytrulyyours,JonE.MaierEnclosureSubscribedandSworntomeonthis/+~dayofFebruary1981.SHARONG:CAVALERIlfOTARYPUBLIC,StateofN.Y.,MonroeCounty.MyCommissionExpiresMarch3019P'J