05000313/LER-1979-015-99, /99X-0:on 790817,as Result of Analysis of Seismic Category I Pipe supports,37 Restraints Were Identified to Have Safety Factor of Less than Two.Supports Modified

/99X-0:on 790817,as Result of Analysis of Seismic Category I Pipe supports,37 Restraints Were Identified to Have Safety Factor of Less than Two.Supports Modified

ML19208D472
Person / Time
Site:	Arkansas Nuclear
Issue date:	09/14/1979
From:	Shively C ARKANSAS POWER & LIGHT CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV)
Shared Package
ML19208D467	List: 05000313/LER-1979-015-99, /99X-0:on 790817,as Result of Analysis of Seismic Category I Pipe supports,37 Restraints Were Identified to Have Safety Factor of Less than Two.Supports Modified 05000313/LER-1979-016-03, /03L-0:on 790827,diesel Generator 2 Tripped on Low Oil Pressure,Rendering Generator Inoperable.Caused by Leak Allowing Water to Enter Oil Sys,Causing High Crankcase Pressure.Oil Cooler Replaced ML19208D466
References
LER-79-015-99X, LER-79-15-99X, NUDOCS 7909280464
Download: ML19208D472 (1)

LER-1979-015, /99X-0:on 790817,as Result of Analysis of Seismic Category I Pipe supports,37 Restraints Were Identified to Have Safety Factor of Less than Two.Supports Modified

Event date:
Report date:
3131979015R99 - NRC Website

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LICENSEE EVENT REPORT EXHIBIT A CONTROL BLOCu:: l l l \\ \\ lh (PLEASE PRINT OR TYPE ALL REQUIRED INFORMATION' l AIR l A l Nj 0 ] 1lglt0 j0 l -l0 l0 l 0l 0l 0 [- l 0 l0 [gl4 1l1l1l1lgl l l o i 9

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Go el DOcnET Nuw.gm 68 63 EVENTD.it le FS MF80MT Oaft to EVENT DESCRIPTION AND PROBA8LE CONSEQUENCES ITTTII As a result of the analysis of eismic Category I pipe supports for i

to 3 i baseplate flexibility as requested in NRC IE Bulletin 79-02. thirtv-seven i e I restraints have been identified as having a safety factor of less ?bnn Ln_Ls_j two.

Refer to the response to IE Bulletin 79-02 for identification.

I f7TTl There have been no similar occurrences.

Reportable ner T.S. 6.12.

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