ML19338C674

LER 80-055/01P-0:on 800811,all Three Reactor Coolant Loop RTD Manifolds Determined to Be Overstressed During Seismic Event at Respective 2-inch to 3-inch Reducers.Cause Unknown. Each Line Will Be Reinforced by Anchors

ML19338C674
Person / Time
Site:	Beaver Valley
Issue date:	08/12/1980
From:	Lacey W DUQUESNE LIGHT CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML19338C673	List: ML19338C672 ML19338C674 ML19338C675 ML19338C676 ML19338C678
References
LER-80-055-01P, LER-80-55-1P, NUDOCS 8008180402
Download: ML19338C674 (1)

Text

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evta,Y of scanenow Ano anosaet.a loop co RTDstoutwets man @ ifolds have been determined to he overstrense l l All three Reactor Coolant durint a seinste event at their respective 2 to 3" reducers. Loss of this line  !

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j i have been considered in the SAR and core protection has been provided.

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CAust otscfierTicas Awo countenvt Acnoess Each

for the lines being overstressed.

] [ Co cause descriptf on is known at present i h t line will be reinf'orced by installation of snchorn an their respective 2" lines to I All work. will be done prior to startup. A l

] I relieve the overr. tressed condition,

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) I final r- 1rt will be subaiteed upon completion of this studv.

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