ML17334A851

Application for Amends to Licenses DPR-58 & DPR-74,changing Tech Spec Sections 3/4.6.5.1 - 3/4.6.5.3 for Unit 1 & Section 3/4.6.5.1 for Unit 2,to Make Ice Condenser Tech Specs Identical

ML17334A851
Person / Time
Site:	Cook
Issue date:	12/28/1984
From:	ALEXICH M P INDIANA MICHIGAN POWER CO. (FORMERLY INDIANA & MICHIG
To:	DENTON H R Office of Nuclear Reactor Regulation
Shared Package
ML17334A853	List: ML17334A851 ML17334A855
References
AEP:NRC:0900, AEP:NRC:900, NUDOCS 8501020241
Download: ML17334A851 (9)

Text

REGULATOf INFORMATION DISTRIBUTION TEM(RIDS)/'CCESSION NBR;8501020241 DOC~DATE:84/12/28NOTARIZED:

NO.DOCKET¹FACIL:50-315 DonaldC.CookNuclearPowerPlantiUnit1<Indiana80500031550-316DonaldC~CookNuclearPowerPlant~Unit2~IndianaR05000316AUTHBYNAMEAUTHORAFFILIATION ALEXICH,M.P,-

IndianaLMichiganElectricCo,RECIP~NAMERECIPIENT AFFILIATION DENTONgH~REOfficeofNuclearReactorRegulationr DirectorSUBJECT!Application foramendstoLicensesDPR588DPR.74ichanging TechSpecSections3/4.6,F1-3/4.6'.3forUnit1Section3/4,6,F1forUnit2rtomakeicecondenser TechSpecsidentical'ISTRIBUTION CODE:A001DCOPIESRECEIVED:LTR ENCL"SIZE:TITLE:ORSubmittal:

GeneralDistribution NOTES;OL:10/25/74OL;12/23/720500031505000316RECIPIENT IDCODE/NAME NRRORB1BC01INTERNAL; ACRS09ELD/HDS3NRR/DLDIRNRR/OSLOBFItX-04COPIESLTTRENCL77610111111RECIPIENT IDCODE/NAME ADM/LFMBNRR/DE/MTEB NRR/DL/ORAB NRR/DSI/RAB RGN3COPIESLTTRENCLEXTERNAL'PDR NSIC03052211NRCPDRNTIS02TOTALNUMBEROfCOPIESREQUIRED:

LTTR27ENCL24 4HH}tl}It"'4Hhatt,llklflttfIttIfII14lf'4h~~p\1tH-~EFItlrhgf14IIll}rC't~FrIF4NeoFh/44JHtf~I~t'4~I4t4}tt'lr}IItHItI'l}hI4~llilgIXpjF,4414},,'ASitl INDIANA8MICHIGANELECTRICCOMPANYP.O,BOX16631COLUMBUS, OHIO43216December28,1984AEP:NRC:0900 DonaldC.CookNuclearPlantUnitNos.1and2DocketNos.50-315and50-316LicenseNos.DPR-58andDPR74ICECONDENSER TECHNICAL SPECIFICATION CHANGEREQUESTMr.HaroldR.Denton,DirectorOfficeofNuclearReactorRegulation U.S.NuclearRegulatory Commission Washington, D.C.20555

DearMr.Denton:

Thisletteranditsattachments constitute anapplication foramendment totheTechnical Specifications (T/S)fortheDonaldC.CookNuclearPlantUnitNos.1and2.Specifically, weareproposing changestoT/SSection3/4.6.5.1through3/4.6.5.3 forUnitNo.1andT/SSection3/4.6.5.1forUnitNo.2.ThesechangesareintendedtomaketheUnitNos.1and2IceCondenser T/Sidentical.

Attachment No.1tothislettercontainsthedescriptions oftheproposedohangesandouranalysespursuantto10CFR50.92concerning significant hazardsconsideration.

Attachment No.2tothislettercontainstherevisedT/Spages.Webelievethattheproposedchangeswillnotresultin(1)asignificant changeinthetypesofeffluents orasignificant increaseintheamountsofanyeffluents thatmaybereleasedoffsite,and(2)asignificant increaseinindividual orcumulative occupational radiation exposure.

TheseproposedohangeshavebeenreviewedbythePlantNuclearSafetyReviewCommittee (PNSRC)andwillbereviewedbytheNuclearSafetyandDesignReviewCommittee (NSDRC)attheirnextregularly scheduled meeting.Incompliance withtherequirements of10CFR50.91(b)(1),acopyofthisletteranditsattachments havebeentransmitted toMr.GeorgeBruchmann oftheMichiganDepartment ofPublicHealthandMr.R.C.CallenoftheMichiganPublicServiceCommission.

Pursuantto10CFR170.12,wehaveenolosedacheckintheamountof4150.00aspaymentfortheapplication feefortheproposedT/Schanges.8501020241 84i228PDRADOCK05000315PPDRu 4lt>>4C44~~~'CSI,C144&44>>')$*I.ChlhtW'h>>hWIkli~'~CCI4>>~Wn40wrC0CC~4I.ci'CIrkw~IICWcclwcc4~qrt>>>QljrI~Ipegll'IElhiIIItH~r>>>>~C>>~c>>,I"tW>>4"I'C"C>>7W'CC~4.4II~C>>4~"WrCll'4>>Wh>>llCgcI~C 0~Mi.HaroldR.DentonAEP:NRC:0900Thisdocumenthasbeenpreparedfollowing Corporate procedures whichincorporate areasonable setofcontrolstoinsureitsacouracyandcompleteness priortosignature bytheundersigned.

Verytrulyyours,M.P.exarch/)4

'icePresident thAttachmentcc:JohnE.DolanW.G.Smith,Jr.-BridgmanR.C.CallenG.Bruchmann G.CharnoffNRCResident.

Inspector

-Bridgman.

ATTACHMENT NO.1TOAEP:NRC:0900 REASONSAND10CFR50.92ANALYSESFORTHEPROPOSEDTECHNICAL SPECIFICATION CHANGES Attachment1toAEP:NRC:0900Page1ThefirstproposedchangeistorewriteT/S3.6.5.1.a forbothUnitNos.1and2toreadasfollows:~Thestoredicehavingaboronconcentration ofatleast1800ppm(theboronbeingintheformofsodiumtetraborate),

andapHof9.0to9.5at25C."Literalcompliance withthecurrentTechnical Specification couldresultinanimpropermeasurement oftheboronconcentration duetotheambiguity ofthelanguageused.Thischangeremovesthisambiguity bydirectlystatingthatitistheboron,notthesodiumborateconcentration thatistobemeasured.Xnaddition, atemperatur eatwhichthepHoftheboronsolutionistobemeasuredisspecified tobe25C.This0changewillnotsignificantly affecteithertheboronconcentration orthepHmeasurement.

Thisspecification willmakereportigofpHvaluesconsistent withtheindustrypracticeofreporting valuesat25C.Thischangeisprimarily administrative innatureandthus,doesnotconstitute asignificant hazardsconsideration asdefinedby10CFR50.92.Thesecondproposedchangeistoshortenthesurveillance intervalfrom12to9monthsinUnitNo.1T/S4.6.5.1.b.ThischangemakestheUnit1T/Sidentical totherespective Unit2T/S.Thisproposedchangeconstitutes amorerestrictive operating requirement, andthereforedoesnotinvolveasignificant hazardsconsideration asdefinedby10CFR50.92.ThethirdproposedchangeistorewriteT/S4.6.5.1.b.1forbothUnitNos.1and2toreadasfollows:"Chemical analyseswhichverifythatatleast9representative samplesofstoredicehaveaboronconcentration ofatleast1800ppm{theboronbeingintheformofsodiumtetraborate),

andapHof9.0to9.5at25C."Thisproposedchangeisconsistent withthefirstproposedchangeandisprimarily administrative innature.Therefore, thisproposedchangedoesnotconstitute asignificant hazardsconsideration asdefinedby10CFR50.92.ThefourthproposedchangeistoT/S4.6.5.1.b.2,forUnit1onpage3/46-27.Specifically, weareproposing thattheicecondenser besubdivided intothreegroupsofbasketsasfollows:"Group1-bays1through8,Group2>>bays9through16,andGroup3-bays17through24,"insteadof"Group1-bays1through7,Group2-bays8through14,andGroup3-bays15through24."ThischangewillmaketheUnitNos.1and2T/Sidentical, andwillmaketheT/SclosertotheSTSforWestinghouse Pressurized WaterReactors(NUREG-0452, Revision4).Therationale fortheinitialgroupings inUnitNo.1T/Swascloselytiedtotheinitialiceweighings.

Theiceweighings whichimmediately followedtheinitialiceloadingsindicated distinctdifferences intheiceweightsasafunctionofthedifferenticeloadingtechniques.

Therefore, the24bayswereoriginally dividedintothreegroupsonthebasisoftheiroriginalweights.Therehavesincebeenseveralreplenishments oficeinindividual baskets.Subsequent reweighings haveindicated thattheinitialdistinctdifferences intheiceweightsbetweengroupssuchasthoseseenaftertheinitialweighings havebeeneliminated.

Forthesereasons,regrouping thebasketsasproposedwillnotsignificantly affectpublichealthandsafety.Webelieveacceptable operation, intheproposedmanner,hasbeendemonstratedbycompliance withtheidentical andcurrentlyapprovedUnit2T/S.Therefore, thischangedoesnotinvolveasignificant hazardsconsideration asdefinedby10CFR50.92.

Attachment 1toAEP:NRC:0900 Page2ThefifthproposedchangeistoUnitNo.1T/S3.6.5.2,andiseditorial innaturetomakethetwoUnitsT/Sreadidentically.

Specifically, wearerequesting thatACTIONStatement a.3.(c)bechangedtoread"3OPERABLEref>igerantunits"insteadof~3OPERABLE25tonrefrigeration chillers."

ThisproposedchangewillalsomaketheUnitNO.1T/SthesameastheSTSforWestinghouse Pressurized WaterReactors(NUREG-0452, Revision4).Thischangeisadministrative innature,andthereforedoesnotinvolveasignificant hazardsconsideration asdefinedby10CFR50.92.Thesixthproposedchangeistothesurveillance requirements fortheicecondenser inletdoors,UnitNo.1T/S4.6.5.3.1.

Weproposethattheoperability ofthedoorsbedemonstrated atleastonceper9monthsbytorquetesting50$ofthedoorsinsteadofatleastonceper6monthswith25$ofthedoorsbeingtorquetested.Thischangewouldallowustodemonstrate theoperability ofalldoorsintheshorterperiodofonerefueling cycle(i.e.,approximately 18months).Inaddition, thischangewillmaketheintervalforthetorquetestingofthedoorsconsistent withtheproposedicebasketweighingsurveillance requirements (i.e.,atleastonceper9months).Webelievetheproposedchangeisconservative sincethetotalnumberofdoorswouldbetestedoverashortertimeperiod.ThesechangeswouldmaketheUnitNo.1T/Sidentical totherespective UnitNo.2T/S.Therefore thischangedoesnotinvolveasignificant hazardsconsideration asdefinedby10CFR50.92.Theseventhproposedchangeconcernseditorial changestotheUnit1Technical Specifications pages3/46-30through3/46-32.Thesechangeswoulddeleteobsoletestatements, clarifyanotherstatement, andmaketheUnit1T/Sidentical totherespective Unit2T/S.Weproposethatthefollowing wordsberemovedfromT/S's4.6.5.3.1(b)and4.6.5.3.2(b):

"atleastonceper3monthsduringthefirstyearaftertheicebedisfullyloaded"and"thereafter."

WeproposeT/S4.6.5.3.2(a) beclarified toread"thatopeningofeachdoorisnotimpairedbyice,frostordebris"insteadof"freeoffrostaccumulation."

Finally,weproposethatT/S4.6.5.3.3 berevisedtorequirethesurveillance oftheTopDeckDoors"onceper92days"insteadof"onceper3months."Thesechangesareadministrative innature,andtherefore, donotinvolveasignificant hazardsconsiderationasdefinedby10CFR50.92.TheeighthproposedchangeistorewritethefirstsentenceofTechnical Specification 4.6.5.1.b.3 forbothUnits1and2toreadasfollows:Verifying,,

byavisualinspection ofatleasttwoflowpassagespericecondenser bay,thattheaccumulation offrostoriceonflowpassagesbetweenicebaskets,pastlatticeframes,throughtheintermediate andtopdeckfloorgrating,orpastthelowerinletplenumsupportstructures andturningvanesisrestricted toanominalthickness, of3/8inches.Ifoneflowpassageperbayisfoundtohaveanaccumulation offrostoricegreaterthanthisthickness, arepresentative sampleof20additional flowpassagesfromthesamebayshallbevisuallyinspected.

Thischangemodifiesthelimitingicethickness from0.38inchestoanominal3/8inches.Thischangeisbeingdonebecausetheinherentnatureofavisualinspection isnotintendedtoprovideaccuracytotwodecimalplacesasthecurrentTechnical Specification indicates.

Thischangeisconsidered primarily administrative innatureandthus,doesnotconstitute asignificant hazardsconsideration asdefinedby10CFR50.92.

ATTACHMENT NO.2TOAEP:NRC:0900 PROPOSEDTECHNICAL SPECIFICATION CHANGES