05000321/LER-1981-077-03, /03L-0:on 810708,radwaste Loading Dock Discovered Contaminated.Caused by Inadequate Seal Around Shield Doors to Conveyor Aisles,Allowing Resin Containing Waste to Leak Onto Dock

/03L-0:on 810708,radwaste Loading Dock Discovered Contaminated.Caused by Inadequate Seal Around Shield Doors to Conveyor Aisles,Allowing Resin Containing Waste to Leak Onto Dock

ML20010A997
Person / Time
Site:	Hatch
Issue date:	07/31/1981
From:	Rogers W GEORGIA POWER CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML20010A996	List: 05000321/LER-1981-077, Forwards LER 81-077/03L-0 05000321/LER-1981-077-03, /03L-0:on 810708,radwaste Loading Dock Discovered Contaminated.Caused by Inadequate Seal Around Shield Doors to Conveyor Aisles,Allowing Resin Containing Waste to Leak Onto Dock
References
LER-81-077-03L, LER-81-77-3L, NUDOCS 8108130200
Download: ML20010A997 (2)

LER-1981-077, /03L-0:on 810708,radwaste Loading Dock Discovered Contaminated.Caused by Inadequate Seal Around Shield Doors to Conveyor Aisles,Allowing Resin Containing Waste to Leak Onto Dock

Event date:
Report date:
3211981077R03 - NRC Website

text

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NRC FORM 366 U.S. NUCLEAR REGULATORY COMMISSION D.77)

LICENSEE EVENT REPORT CONTROL BLOCK: l l

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60 61 DOCKET NUMBER 68 69 EVENT DATE 74 75 REPORT DATE 80 EVENT DESCRIPTION AND PROBABLE CONSEQUENCES it was dis-l 10121 l While the unit was in steady s ate operation at 1442 MWt, 1013IIcovered that the Unit 1 Radwaste loading dock was contaminated._

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o,,,;tamination levels ranged from 500-4300 dpm/100cm smearable.

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IN lg [Z Jg lZ l9 l9 l9 lg 3J 34 35 31 40 41 42 43 44 47 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS h L1.LO_I IThe cause of this event was due to an inadecuate seal around the shield I li ll i Idoors to the conveyor aisles.

When the radwaste drums were washed down I g l prior to shipment some of the wash water containing resin seeped out l

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lil41Ireplace or repair the seals.

The dock was decontaminated.

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LER No.:

50-321/1981-077 Licensee: Georgia Power Company Facility: Plant E.I. Hatch Docket No.: 50-32.

Narrative

Report for LER 50-321/1981-077 While the unit was in steady state operation at 1442 MWt, it was discovered that the Unit 1 Radwaste loading dock was cgntaminatgd.smearab e.

Contamination levels ranged from 500-4300 dpm/100 cm There were no effects upon public health and safety due to this event.

This is a nonrepetitive event.

The cause of this event was due to an inadequate seal around the shield doors to the conveyor aisles.

When the radwaste drums were washed down prior to shipment some of the wash water containing resin seeped out fr3m underneath the doors onto the loading dock.

An MR was written to replace or repair the seals.

The dock was decontaminated.

There were no releases outside the protected area due to this event.

The seals on the Unit 2 conveyor aisles shield doors were also inspected and found to be in good condition.