ML18038A199
| ML18038A199 | |
| Person / Time | |
|---|---|
| Site: | Nine Mile Point  |
| Issue date: | 08/14/1986 |
| From: | LEMPGES T E NIAGARA MOHAWK POWER CORP. |
| To: | MURLEY T E NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I) |
| References | |
| NMP-19742, NUDOCS 8608260081 | |
| Download: ML18038A199 (6) | |
See also: IR 05000220/1986008
Text
NIAGARAMOHAWKPOWERCORPORATION
.iihhhTih,
NIAGARAi~~iiMOHAWKTHOMASE.LEMPGESVCRPRESOENl~lf
ARCENtllATAM
300ERIKBQULEVAR0
WCSTSYRACUSE,
N.Y.i3202August14,1986Dr.ThomasE.MurleyRegionalAdministrator
UnitedStatesNuclearRegulatory
Commission
631ParkAvenueKingOfPrussia,PA19406Subject:ResponsetoInspection
ReportNo.50-220/86-08
DearSir:NiagaraMohawkhereinsubmitsresponses
toeachoftwoviolations
described
inNRCInspection
86-08conducted
attheNineMilePointUnitIFacilityonMay19-24,1986.tNoticeOfViolation
Item150-220/86-04-03)
TheInspection
Reportstates:"10CFR20.201requires,
inpart,thateachlicenseemakeorcausetobemadesuchsurveysthatarenecessary
andreasonable
tocomplywith10CFR20.10CFR20.201definesasurveyas,amongotheritems,anevaluation
oftheradiation
hazardsincidenttothepresenceofradioactive
materials
and,whenappropriate,
includesaphysicalsurveyofmaterials
andmeasure-mentsofconcentrations
ofradioactive
materialpresent.10CFR20.103requiresamongotheritems,thatrespiratory
protection
equipment
beusedasspecified
therein.10CFR20.103alsorequirestheuseofengineering
controlstominimizeairborneradioactivity
concentrations.
Contrarytotheabove,atabout4:30p.m.onMarch28,1986necessary
andreasonable
surveystoensurecompliance
with10CFR20.103werenotmadeduringlappingoperations
on815discharge
bypassvalve.Asaresultappropriate
respiratory
protection
equipment
wasnotselectedandusedconsistent
with10CFR20.103(c)(1)requirements.
Thetwoworkerslappingthevalvegenerated
airborneradioactivity
withapeakconcentration
ofabout420timestheapplicable
concentration
specified
in10CFR20AppendixBexceeding
theprotection
factor(50)ofrespirators
usedbytheworkers.Inaddition,
appropriate
engineering
controls,
asrequiredby10CFR20.103(b)(1),
werenotused."8b082b0081
Sb0814PDRADOCK050002208<DR
.aJi
Pagy-2-NMP-19742
NiagaraMohawkresponse:
Inourreviewofthisviolation,
weconcurthatthecausewastheinadequate
contamination
surveyperformed
priortopermitting
flappingoperations
onf115Recirculation
LoopBypassvalve,thoughRadiation
Protection
Procedure
S-RP-3providesadequateinstructions.
Asaresultofthis,thefollowing
actionshavebeentakentopreventrecurrence
ofanincidentofthisnature:Aformalmemorandum
wasissuedtoallUnitIRadiation
Protection
Techni-cianson5/21/86describing
thesurveyrequirements
contained
inS-RP-3relativetoinsuringadequateevaluation
ofcontaminated
surfacespriortopermitting
flappingorsimilaroperations.
Inaddition,
thememoran-dumprovidedinstructions
relatedtodecontamination
activities,
fixedcontamination
assessment
methods,criteriaforrequiring
respirators,
andtheproperuseofengineering
controls.
Thismemohasbeenreadandunderstood
byalloftheaboveindicated
technicians
inaccordance
withRadiation
Protection
Instruction
RPI-1.2.On5/21/86,aRadiological
IncidentReport(RIR-21)wasissuedtosum-marizetheinvestigation
ofthisincidentincluding
appropriate
measurestopreventrecurrence.
ThisRIRwascompleted
on5/23/86.3.On5/23/86,Radiation
Protection
Instruction
RPI-1,"InHouseRadiation
Protection
Technician
ReadingAssignments
andTraining",
wasrevisedtorequireChiefandBackshift
Radiation
Protection
Technicians
toread,understand
andinitialthe"RPSupervisor
LogBook"priortobeginning
activities
onatourofduty.4.Thecontractor
technician
responsible
fortheradiological
controlofthisflappingoperation
failed'to
followapprovedprocedures
thatspecifysurveyrequirements
andconditions
requiring
theuseofeachtypeofrespirator.
Asacorrective
measure,thetechnician
wasdismissed
fromthesiteandplacedon2yearprobation
byhisemployer.
NoticeofViolation
Item250-220/86-08-01)
TheInspection
Reportstaes:"10CFR19.12requiresinpart,thatallindividuals,
workinginorfrequent-
inganyportionofarestricted
areabeinstructed
inprecautions
andpro-cedurestominimizeexposureandthepurposeandfunctionofprotective
devicesemployed.
Contrarytotheabove,onApril28,1986,twoworkers,performing
grindingandlappingoperations
inpreparation
forreplacing
reactorwaterclean-up'uction
valve33-02(highlyradioactively
contaminated),
wereprovidedinadequate
instructions
fortheinstallation:
anduseofaglovebag.Asaresult,airtoolswereusedwithinthe'ag."'Air'exhausting
intothebagcausedthebagtolose,itsintegrity
therebysubjecting
theworkerstoairborneradioactivity
concentrations
ofabout800.times
theapplicable
10CFR20concentration
values.In.addition,
-andasa.result,
oneoftheworkerssustained
a,limited
unplanned
intakeofairborneradioactive
material."
r
~~Page-3-NMP-19742
NiagaraMohawkresponse:
l<ehavereviewedthedetailsofthisviolation
andconcurwithyourgeneralfindingthatthecausecanbeattributed
totheinsufficiency
ofoversight
andcontrolofcontractors.
Asaresultof.this,thefollowing
corrective
actionshavebeencompleted
topreventrecurrence
ofthisincident:
1.SiteRadiation
Protection
Procedure
S-RP-2,"Radiation
WorkPermitPro-cedure",and'-RP-7,
"Incorporating
ALARARequirements
intol(orkPlanningandInstruction";
havebeenrevisedtorequirethatessential
jobradio-logicalcontrolsspecified
bytheALARAReviewareincorporated
intotheRNPasacondition
forperforming
thespecified
work.Theseprocedure
revisions
alsoincludedrequirements
toinsureuniformALARAradiological
controlswereincorporated
intoRl(P'saswellasrequirements
strengthening
theoversight
andcontrolofallstationradiological
control.activities.
2.Areviewhasbeenperformed
toinsurethatallRadiation
Protection
ChiefTechnicians
arecognizant
ofthememorandum
issuedtothemon4/30/86concerning
theincorporation
ofessential
jobradiological
controlsintoapplicable
Rl)P's.Thisreviewhasconcluded
thatthesepersonnel
haveread,andunderstand,
thememorandum.
AllactiveRWP'sissuedpriortothisincidentwerereviewedandrevised,asapplicable,
toinsureessential,job
radiological
controlswereincorporated
intotheRl(Pasacondition
forthespecified
work.Inadditiontotheabovecompleted
actions,additional
actionsarebeingtakenorevaluated
tofurtherreducethepotential
forincidentrecurrence.
Eachoftheseitemswillbecompleted
byDecember31,1986.1.Glovebagswillnotbeusedwithoutproperventilation
andexhaust.Pro-ceduresforusehavebeendrafted.2.Thecontractor's
HealthPhysicsliasonpositionwillbeevaluated
todetermine
whetheritaids,orinterferes
with,thecommunication
linkbetweenNMPCRadiation
Protection
andthecontractor.
3.Thisconstruction
contractor's
performance
isbeingreviewedrelativetocontinued
useinnuclearstationactivities.
Insummary,webelievewehavetakenallpracticable
corrective
actionstoinsuretheseviolations
willnotrecur.Ifthereareadditional
concernsrelativetotheseactions,pleasenotifymyofficeorMr.EdLeachat315-349-2439.
Verytrulyyours,ThomasEDLempgesVicePresident
NuclearGeneration
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