ML17325A842
| ML17325A842 | |
| Person / Time | |
|---|---|
| Site: | Cook  |
| Issue date: | 06/23/1988 |
| From: | ALEXICH M P INDIANA MICHIGAN POWER CO. (FORMERLY INDIANA & MICHIG |
| To: | MURLEY T E NRC OFFICE OF ADMINISTRATION & RESOURCES MANAGEMENT (ARM) |
| References | |
| AEP:NRC:0980M, AEP:NRC:980M, NUDOCS 8806280047 | |
| Download: ML17325A842 (9) | |
Text
'ACCELERATED DISIItBUTION DEMONSTRAON SYSTEMrtrtrtREGULATORY INFORMATION DISTRIBUTION SYSTEM(RIDS)DOCKETI05000316"ACCESSION NBR:8806280047 DOC.DATE:
88/06/23NOTARIZED:
NOFACIL:50-316 DonaldC.CookNuclearPowerPlant,Unit2,Indiana&AUTH.NAMEAUTHORAFFXLIATION'LEXICH,M.P.
XndianaMichiganPowerCo.(formerly Indiana&MichiganEleRECIP.NAME RECIPXENT AFFILIATION MURLEY,T.E.
DocumentControlBranch(Document ControlDesk)
SUBJECT:
Forwards"SteamGenerator RepairProjectRadiation Protection 90DayInterimRept1,"for880216-0516.
DISTRIBUTION CODE:AOOIDCOPIESRECEIVED:LTR JENCLQSIZE:+TITLE:ORSubmittal:
GeneralDistribution NOTES:RI,,"'ECIPIENT IDCODE/NAME PD3-1LASTANG,JINTERNAL:
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iIDCODE/NAME
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LTTR22ENCL19 f~)tIlrITIII IndianaMichiganPowerCompanyP.O.Box16631Coiumbus, OH43216AEP:NRC'0980M DonaldC.CookNuclearPlantUnit2Docket:No.50-316LicenseNo.DPR-74STEAMGENERATOR REPAIRPROJECTRADIATION PROTECTION 90-DAYINTERIMREPORTNO.1U.S.NuclearRegulatory Commission ATTN:DocumentControlDeskWashington, D.C.20555ATTN:T.E.MurleyJune23,1988
DearDr.Murley:
Asrequiredbysection7.3oftheSafetyEvaluation bytheOfficeofNuclearReactorRegulation relatedtoAmendment No.100toFacilityLicenseNo.DPR-74,enclosedisonecopyoftheSteamGenerator RepairProjectRadiation Protection 90-DayInterimReportNo.1.Thisreportsummarizes theactivities oftheProjectRadiation Protection/ALARA Group(PRPAG)fortheperiodFebruary16,1988,toMay16,1988.Theseactivities includedprocedure development, ALARAreviewsofworkpackages,
- training, radwastecontrol,installation ofacomputerized radiation workpermitanddosetrackingsystem(PRISM),andNVLAPaccreditation ofourTLDprocessing laboratory.
Attachment 1tothisletterprovidesadetaileddiscussion oftheseactivities.
Thecollective occupational exposureestimatefortheSteamGenerator RepairProjectremainsat1733man-rem.TheProjectALARAgrouptracksexposureonapershiftbasisandreportsthetotalsweeklyintheProjectALARACommittee andtheProjectManagement weeklymeetings.
Attachment 2tothisletterprovidesacomparison, onaweeklybasis,oftheactualman-remexpendedversustheestimated man-remexpenditure.
Thereportedweeklyestimateisderivedbycalculating thejobpercentcompletebasedonactualman-hours comparedto512,691totalProjectRWPhours.Theestimated man-remexpenditure throughMay19,1988,was43.5man-rem.Actualman-remexpenditure forthistimeperiodwas12.906man-rem.Thedifference betweenactualandestimated accumulative exposurecanbetracedto,J'806280047 8806231lPDRADOCK05000316PDCD Dr.T.E.Murley-2-AEP:NRC:0980M thefactthatmostofthepreparatory worktodatetookplaceinextremely lowdoseareas.AstheProjectmovesintotheremovalphase,tasksshouldaccrueexposureatarateclosertotheestimated averageeffective doserate(taskexposure/task RWPhours).TheRadiation Protection 90-DayInterimReportNo.2,whichwillcovertheperiodMay17,1988,toAugust18,1988,willbeprovidedtoyoubySeptember 16,1988.Thisdocumenthasbeenpreparedfollowing corporate procedures whichincorporate areasonable setofcontrolstoensureitsaccuracyandcompleteness priortosignature bytheundersigned.
Sincerely, M..AleichVicePresident edgAttachments cc:D.H.Williams, Jr.W.G.Smith,Jr.-BridgmanR.C.CallenG.Bruchmann G.CharnoffNRCResidentInspector
-BridgmanA.B.Davis,NRCRegion ATTACHMENT 1TOAEP:NRC:0980M COOKNUCLEARPLANT,UNIT2STEAMGENERATOR REPAIRPROJECTRADIATION PROTECTION 90-DAYINTERIMREPORTNO.11.0Introduction IndianaMichiganPowerCompanyisrepairing thefoursteamgenerators attheCookNuclearPlantunit2whichsufferedsecondary sidetubedegradation duetointergranular attack/stress corrosion crackingatthetubesupportplateandtubesheetregions.Sincethistypeoflarge-scale maintenance hasthepotential forindividual andcollective radiation exp'osures beyondthatofroutinemaintenance, theNRCreceivedadescription oftheproject's plannedradiation protection programaspartoftheSteamGenerator RepairReportsubmitted November7,1986,andrevisedonMarch30,July24,October30,December4,1987,andFebruary18,1988.Theimplementation oftheRadiation Protection ProgramasofMay16,1988,isprovidedbelow.2.0ProramsandProcedures TheProjectRadiation Protection/ALARA Group(PRPAG)completed andissued88project-specific procedures tocontroltheradiation protection andradwasteaspectsoftheRepairProject.Theprocedures coversevenfunctional areas:operational radiation" protection, ALARA,dosimetry,
- training, supportservices, PRISMandradwaste.
Thestatusofeachfunctional areaisidentified below.3.0~DosimetPRPAGdosimetry staffcompleted thedevelopment, installation andNationalVoluntary Laboratory Accreditation Program(NVLAP)accreditation oftheTLDprocessing laboratory.
FinalNVLAPapprovalwasreceivedApril28,1988.Projectpersonnel werebadgedunderthenewsystemonMay1,1988,atwhichtimethedosimetry recordsstaffcompleted programdevelopment fordosimetry recordkeeping, wholebodycountingandrespirator fittesting.Todate349wholebodycountsand177respirator fittestshavebeenperformed.
4.0 TrainingThePRPAGTrainingStaffcompleted
thedevelopment andimplementation of29trainingmodulescovering:
GeneralEmployees Training(GET),Project-Specific
- Training, Supervisor ALARATrainingandRadiation Protection Technician Training.
Thetrainingof89Radiation Protection Personnel hasbeencompleted.
Atotalof341personnel haveattendedPRPAGGETtrainingsessions.
5.0 PRISMisacomputerized
radiation workpermitanddosetrackingsystem.ThePRISMSysteminstallation wascompleted on
Page2November16,1987,andbecamethesystemofrecorddoseonApril1,1988,fortheSGRPproject.Finetuningofreportformatsandtheincorporation ofuseridentified needsison-going.
6.0 0eatonalRadiation
Protectio ThePRPAG-Operational Radiation Protection Grouphascompleted programdevelopment, begunstaffaugmentation andcompleted theset-upofRadiation Protection areasinthenewContainment AccessBuilding(CAB).Thisincludedthecountingroom(2HPGicountersand1proportional counter),
theinstrument area,theRadiation WorkPermitarea(PRISMterminals andofficeareas),personnel decontamination areasandaccess/egress routesintotheRadiation ControlArea.Staffinglevelsduringtheperiodgrewto65technicians tosupportProjectworkactivities.
Therehavebeenthreepersonnel contaminations, oneexposureinvestigation (lostTLD)andoneRadiological Occurrence Peportduringtheperiod.7.0SuortServicesArrangements forthepurchaseorleaseofprotective
- clothing, expendable
- supplies, supportfacilities andequipment continued duringtheperiod.OnApril14,1988,14SupportServicesTechnicians completed initialtraining.
Themobilerespirator cleaning/repair facilitywasreceivedonApril18,1988,andwasavailable foruseMay13,1988.Aninitialstockof440respirators havebeenmadeavailable forservice.8.0RadwasteTheRadwasteGroupcompleted development oftheProjectRadwastePlaninJanuary1988.Majorobjectives ofthisplancalledforconstruction ofaRadwasteSupportBuilding, contracting foroff-siteprocessing
- services, implementation ofacomputerized WasteTrackingandManifesting System,anddevelopment ofprogramprocedures.
Theconstruction oftheRadwasteSupportBuildingbeganFebruary26,1988,andwascompleted May16,1988.Acontractwasawardedforoff-siteprocessing ofRadwaste.
Acontractwasawardedforthepurchaseofacomputerized WasteTrackingandManifesting Systemandinstallation ofthesystemwasscheduled forMay17and18,1988.NineRadwasteProcedures havebeendeveloped andissued.ThefirstRadwasteTechnicians arrivedon-siteMay2,1988,andcompleted trainingonMay16,1988.9.0ALA~ThePRPAGALARAGroupcompleted 82planningstageworkpackageALARAreviewsoutofatotal126.Duringthesereviewsholdpoints,specialALARANotesandCautionsand'training requirements wereintroduced intotheworkpackages.
Thirty-seven shielding andfourcontainment requestshavebeenreceivedandareinprogress.
Fivepre-jobbriefings havebeenperformed.
40SGRPPREPARATIONPHASEPERSONNEL EXPOSURES
-ESTIMATEOvs.ACTUAL43.8tK2ESTIMATE~ACTUAL35~g3o-I25~rp20-Z9.831.034.4~oJ0.t04/2212.91.92.84.804/2805/1205/05WEEK05/19NOTE:ESTIMATEVALUESDERIVEDFROMPROJECT%COMPLETEBYRWPHOURS 1~A