ML20023D255

LER 83-006/03L-0:on 830411,while Performing Design Review, Discovered That Poured Concrete North & West Walls of Control Room Would Not Meet Original Seismic Criteria. Mods Made to Improve Wall Structural Loading Capabilities

ML20023D255
Person / Time
Site:	Nine Mile Point
Issue date:	05/11/1983
From:	Randall R NIAGARA MOHAWK POWER CORP.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML20023D248	List: ML20023D247 ML20023D255
References
LER-83-006-03L, LER-83-6-3L, NUDOCS 8305200290
Download: ML20023D255 (1)

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t 7 8 60 61 DOCK ET NUYBER 68 69 EVENT DATE EVENT DESCRIPTION AND PROBABLE CONSEQUENCES h O 2 l While performiTm a desien review. it was discovered that the poured concrete north 1 1013] I and west walls of the Control Room would not meet the original seismic criteria as l 1014 I l stated in the FSAR. Since the Reactor was defueled for a maior maintenance outane, 1 10 I s l I safety consequences were minimal. I l

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