05000334/LER-1980-046-03, /03L-0:on 800701,during IE Bulletin 79-14 as-built Walkdown,Embedment Plate for Component Cooling Water to RHR Heat Exchangers Found Slightly Bowed W/Spalled Concrete. Caused by Failure to Throttle Flow After Svc Isolation

/03L-0:on 800701,during IE Bulletin 79-14 as-built Walkdown,Embedment Plate for Component Cooling Water to RHR Heat Exchangers Found Slightly Bowed W/Spalled Concrete. Caused by Failure to Throttle Flow After Svc Isolation

ML19327A457
Person / Time
Site:	Beaver Valley
Issue date:	07/30/1980
From:	Lacey W DUQUESNE LIGHT CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML19327A454	List: 05000334/LER-1980-046, Forwards LER 80-046/03L-0 05000334/LER-1980-046-03, /03L-0:on 800701,during IE Bulletin 79-14 as-built Walkdown,Embedment Plate for Component Cooling Water to RHR Heat Exchangers Found Slightly Bowed W/Spalled Concrete. Caused by Failure to Throttle Flow After Svc Isolation
References
IEB-79-14, LER-80-046-03L, LER-80-46-3L, NUDOCS 8008060216
Download: ML19327A457 (1)

LER-1980-046, /03L-0:on 800701,during IE Bulletin 79-14 as-built Walkdown,Embedment Plate for Component Cooling Water to RHR Heat Exchangers Found Slightly Bowed W/Spalled Concrete. Caused by Failure to Throttle Flow After Svc Isolation

Event date:
Report date:
3341980046R03 - NRC Website

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60 61 OOCK ET Nu. veer 64 69 EVENT OATE 74 73 REPGRT DATE 80 EVENT DESCRIPTION AND PROBA8LE CONSEQUENCES O'o f57T1 l While performing an "as built" walkdown in accordance with IE Bulletin 79-14, the

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ro7T1 l embedment plate for Component Cooling Water (CCR) to the Residual Heat Removal (RHR)l RT71 I heat exchangers was found to be slightly bowed and the concrete around the place was l Io#sl l spalled in a few locations. An engineering review found the embedment place to be

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