ML17321A974

Responds to NRC 851002 Ltr Re Violations Noted in Insp Repts 50-315/85-24 & 50-316/85-24.Corrective Actions:Procedure Being Developed to Control Replacement & Transfer of Reactor Coolant Filters Via 33-gallon Drum

ML17321A974
Person / Time
Site:	Cook
Issue date:	11/08/1985
From:	ALEXICH M P INDIANA MICHIGAN POWER CO. (FORMERLY INDIANA & MICHIG
To:	KEPPLER J G NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
References
AEP:NRC:0954, AEP:NRC:954, NUDOCS 8512030161
Download: ML17321A974 (9)

See also: IR 05000315/1985024

Text

INDIANA8MICHIGANELECTRICCOMPANYP.O.BOX16631COLUMBUS,OHIO43216November8,1985AEP:NRC:0954DonaldC.CookNuclearPlantNos.1and2DocketNos.50-315and50-316LicenseNos.DPR-58andDPR-74NRCReportNos.50-315/85024(DRS)and50-316/85024(DRS)Mr.JamesG,KepplerU.S.NuclearRegulatoryCommissionRegionIII799RooseveltRoadGlenEllyn,IL60137DearMr.Keppler:ThisletterisinresponsetoMr.tt.D.Shafer'sletterdatedOctober2,1985,whichforwardedthesubjectinspectionreportsoftheroutinesafetyinspectionconductedbyyourstaffattheDonaldC.CookNuclearPlantduringtheperiodSeptember3-13,1985.TheNoticeofViolationattachedtoMr.Shafertsletteridentifiedthreeviolations.Section13oftheinspectionreportidentifiedoneweakness,Theresponsestotheseviolationsandtheweaknessareaddressedintheattachmenttothisletter.ThisdocumenthasbeenpreparedfollowingCorporateprocedureswhichincorporateareasonablesetofcontrolstoinsureitsaccuracyandcompletenesspriortosignaturebytheundersigned.Verytrulyyours,AttachmentsMPA/adcc:JohnE.DolanN.G.Smith,Jr.-BridgmanR.C.CallenG.CharnoffNRCResidentInspector-BridgmanG.Bruchmann,8512030161851108PDRADO'5000315I8PDRM..AlichVicePresidentp5~.gbNOV12I985

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AEP:NRC:0954AttachmentPage1NRCItemNo.1"TechnicalSpecification6.8.1requiresestablishmentandadherencetotheapplicableproceduresrecommendedinAppendix"A"ofRegulatoryGuide1.33,November1972.Appendix"A~~includesproceduresforreplacingimportantstrainersandfiltersandforlimitingmaterialsreleasedtotheenvironment.a~Contrarytotheabove,onJuly19,1985,thelicenseetransportedacontaminatedreactorcoolantfilterusinga33-gallondruminsteadoftheAtcortransfercaskspecifiedbyProcedure12HHP5021.001.001,FilterReplacementByTransferCask,Additionally,noprocedurewasavailabletocontrolthepreparationandtransferofthereactorcoolantfiltertothe55-gallonshippingdrum.Thisresultedinaworkerexceedingthequarterlyauthorizeddose.b.Contrarytotheabove,fromJune20throughSeptember13,1985,theHydroNucleardryactivewastesegregationandvolumereductionsystemwasoperatedwithoutanadequateestablishedprocedureforlimitingmaterialsreleasedtotheenvironmentinthatthesystemoperatorswerenotdirectedbyproceduretofollowmanufacturer'sinstructionsthatspecifythedisposalasradioactivewasteofanyparcelofsystemprocessedwastewhichhasgeneratedabagmonitorhighcountalarm.Duringtheabovestatedtimeperiod,operatorsroutinelyreprocessedthematerialintheseparcelswithouttreatingitasdetectedradioactivewaste."CorrectiveActionsTakenandResultsAchievedTheworker'sTLDwasimmediatelypulledandsentinforearlyreadout.TheresultsshowedthatbasedonTLD,theadministrativelimitwasnotexceeded.Inaddition,interiminstructionswereissuedonJuly29,1985,intheformofaDepartmentHeadLetter,communicatingtheconclusionsreachedduringthepost-jobALARAreviewandalertingmaintenancepersonneltothehazardsassociatedwithchanginghighlyradioactivefilters.'orrectiveActiontobeTakentoAvoidFurtherViolationsAprocedureisbeingdevelopedtocontrolthereplacementandtransferofthereactorcoolantfiltersviaa33-gallondrumfromthefilterlocationtothewastestorage.';1eanticipatehavingthisprocedureapprovedbyFebruary1,1986.FullcompliancewillbeachievedonFebruary1,1986whentheproceduretocontroltheFilterReplacementandTransferisapproved.

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AEP:NRC:0950AttachmentPae2ResonsetoItem~Itisourbeliefthatwedidhaveinplaceaproceduretofollowmanufacturer'sinstructions.Theplantprocedure,12TRIP6010ENV.007(DA11IISegregation/VolumeReductionProcessOperations)wasdevelopedfromthemanufacturer'sdraftprocedure,HHS-230.Step6.5.6oftheplantprocedurestatesthatifabagmonitoralarmoccurred,theboxcouldbeopenedandreprocessed.Thisdirectionisconsistentwiththemanufacturer'sinstructions.Themanufacturerhasagreedthattheplantprocedurefollowsthemanufacturersinstructions,andthus,adequatelylimitsmaterialreleasedtotheenvironment.CorrectiveActionTakenandResultsAchievedHonerequired.CorrectiveActiontobeTakentoAvoidFurtherViolationsHonerequired.DateWhenFullC~omliance)fillbeAchievedForthereasonsstatedabove,webelieveoperationoftheDA~8IIwasneverinnon-compliancewithTechnicalSpecification6.8.1.HRCItemtfo.2"10CFR20.201(b)statesthateachlicenseeshallmakeorcausetobemadesuchsurveysas(1)naybenecessaryforthelicenseetocomplywiththeregulationsofthispart,and(2)arereasonableunderthecircumstancestoevaluatetheextentofradiat'onhazardsthatmaybepresent.Asusedintheregulationsinthispart,"survey<meansanevaluationoftheradiationhazardsincidenttotheproduction,use,release,disposal,orpresenceofradioactivematerialsorothersourcesofradiationunderaspecificsetofconditions.Uhenappropriate,suchevaluationincludesaphysicalsurveyofthelocationofmaterialsandequipment,andmeasurementsoflevelsofradiationorconcentrationsofradioactivematerialpresent.a~Contrarytotheabove,onorbeforeSeptember3,1985,thelicenseefailedtoadequatelyevaluatetheremovablecontaminationlevelsonequipmentfollowingattempteddecontaminationtoensurecompliancewith10CFR20.101(a)and10CFR20.103(a).Adroplightcontaminatedtoabout600,000dpm/100squarecentimetershadbeenreturnedtoastorageareareservedformater'althathadbeendecontaminatedtolessthan500dpm/100squarecentimeters.1

AEP:NRC:0954AttachmentPage3b.Contrarytotheabove,onSeptember3and4,~1985,adequatesurveysofnumeroussmallradioactivematerialstorageareasincludingthedivingsuitstorageareahadnotbeenconductedtoensurecompliancewith10CFR20.203(b).Thisresultedinimproperlypostedorunpostedradiationareas."ResonsetoItem2aCorrectiveActionsTakenandResultsAchievedTheentirestorageareawaspostedasacontaminatedarea.CorrectiveActiontobeTakentoAvoidFurtherViolationsTheprogramtoevaluatetheremovablecontaminationonequipmentfollowingdecontaminationtoensurecompliancewith10CFR20.101(a)and't0CFR20.103(a)appearstobeadequate.Theareawherethecontaminateddroplightwasfoundisavailabletoallplantpersonnelanditislikelythatthenotedmaterialwasplacedintheareapriortodecontamination.Amethodtocontrolthetransportofradioactivematerialwithinthecontrolledareaswillbeestablishedinordertopreventtheunauthorizedadditiontooralterationoftheconfigurationofmaterialinthesestorageareas.ThismethodwillbeestablishedandfunctionalbyJanuary1986.Date(/henFullConlianceUillbeAchievedFullcompli;ancewasachievedonSeptember3,1985whenthestorageareawaspostedasacontaminatedarea.ResponsetoItem2bCorrectiveActionTakenandResultsAchievedTheradioactivematerialstorageareaswereimmediatelyresurveyedupondiscoveryandproperlyposted.eCorrectiveActionsTakentoAvoidFurtherViolationsSeeResponsetoItem2a.

AFP:NRC:0954AttachmentPage4DateLJhenFullComliancewillbeAchievedFullcompliancewasachievedonSeptember4,1985whentheareaswereresurveyedandproperlyposted.NHCXtemNo"TechnicalSpecification6.11requiresadherencetoradiationprotectionprocedures.Procedure12TflP6010.RAD.401,AccessControlFacilityandControlledAreaEntryandExit,requiresthoroughfriskingordecontaminationfollowingaportalmonitoralarm.Contrarytotheabove,onSeptember5,1985,theinspectorsobservedtwocontractoremployeesviolatethispersonalmonitoringrequirement,Oneoftheworkersleftthemainaccesscontrolareawithoutadditionalfriskingordecontaminationafterreceivinganalarmontheportalmonitor.Thesecondworkerexitedthecontrolledareathroughalesssensitiveportalmonitoratthecontractoraccesscontrolareawithoutperformingadditionalfriskingordecontaminationafterrece'ivin"severalalarmsonthemainaccesscontrolportalmonitor.>>CorrectiveActionsTakenandResultsAchievedAllcontractorswillbenotifiedbyNovember15,1985thatanywillfuldisregardofPlantsafetyrulesorPlantregulationsregardingradiationprotectionormonitoringwillrenderthecontractoranditsemployee(s)subjecttodisciplinaryaction.Co>rectiveActionsTakentoAvoidFurtherViolationsXnitialandon-goingtrainingwillbegiventoallsiteandcontractorpersonneltoensuretheyunderstandtheimportanceofandtheirindividualresponsibilitytotheradiationprotectionprogram.DatellhenFullComliance'tU.llbeAchievedNotificationtocontractorswillbeaccomplishedbyNovember15,1985.Trainingwillbeon-going.

AEP<NRC:0954AttachmentPage5NHCldentified';Jeakneos"...thelicenseeshouldconductathoroughevaluationtoidentifylicenseecommitments,technicalproblems,designandproceduralsolutionstoidentifiedproblems,andacorrectiveactioncomplet'onscheduleforESFandnon-ESFfiltrationsystemsinatimelymannerintheareasof(1)thepotentialforfireprotectiondelugesystenleakageoractivationdamagingcharcoaladsorbers,(2)filterhousingdrainlineconfigurationandvalving,and(3)thepotentialforanincidentsimilartotheonethatoccurredattheHatchplant."Resonoeto':JeaknessThefirstandthirdconcernsdiscussedabovewillberectifiedbyRFCDC-12-2890.ThisRFCwaswrittentochangethecharcoalfiltersfireprotectiondelugesystensfromautomatictomanual.TheD,C.CookPlanthas19filterunitsthatareequippedwithcharcoalfilters,andofthese19units,16nowhaveautonaticFireProtectionDelugeSystems,onehas,amanualsystem,andtwohavenointernalfireprotectionsystems.Becauseofthelownassofcombustiblesinthesethreenonautomaticprotectedunits,coupledwiththelowpotentialforcharcoalicnition,automaticsystemswerenotspecifiedorinstalledinthen.RFCDC-12-2890addressesmodifying12ofthese16units;the(4)recirculatingunitsinthelowercontainnentsarenoteasilyaccessibleduringplantoperationandthereforewillrenainautomatic.TheRFChastwopartstobeperformed,ThefirstpartoftheHFCistoclooethegatevalveupstreamofthethree-wayvalvefor12ofthe16systems.Thiswouldstoptheleal<age,problemandpreventaninadvertentactuationoftheoysten.Thesecondpartistoreplacethecarbonsteelcheckvalvesonthedelugedrainpipingwithstainlesssteelswingcheckvalvesfor11ofthe16systems.(Oneofthetwelvesystemsutilizesadelugevalveandnotathrce-wayvalve,Thereisno,drainproblemassociatedwiththisunit.Thedrainsfromthefireprotectionsystemservingthefourfilterunitsinthecontainmentusegatevalvesinlieuofcheckvalves.Thesevalveshavenotbeenaproblem,)Experiencehasshownthatthecarbonsteelcheckvalve-aresubjecttothecorrosiveactionofthewateranddonotproperlyfunction,therefore,theywillbe'eplacedbystainlesssteelcheckvalves.ThesecondconcernidentifiedintheJJHCweaknesswillbecorrectedbyRevision2ofRFCDC-12-1316.Thisrevisionandanaddendumwillmodifythedrainsyotensofthecharcoaland/orHEPAfilterunitstoprecludeanyaS.rbypass.TheD.C.CookPlanthas27filterunitsthatareequippedwithcharcoaland/orllEPAfiltersections;however,only24oftheseunitsh"vedrains.Thethreefilterunitsthatdonothavedrainsaretheaforementionedunitswhichhavecharcoalfilterswithoutanautomaticfireprotectionsystem.HFCDC-12-1316,Revision2,hasbeenwrittentomodify19filterunitstocontaingatevalvesorplugsineachindividualdrainlineordrain,respectively.Gatevalveswillbeusedinsteadofcheckvalvestopreventwaterfrombackingupintotheunits.The(4)recirculatingunitsinthelowercontainnentswillnothavetheirdrainsmodifiedsincetheseunitsfunctionusintotalrecirculationtocleanthelowercontainments>atmosphere.TheTSCfiltrationunitisalreadyproperlyisolated,Allofthewor!<coveredbythetwoafore-mentionedHFC'swillbeconpletedbytheendof1986.

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