ML13310A829

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Requests Calculations of Seismic Adequacy of as-loaded Spent Fuel Storage Racks,Referenced in 830630 Prompt Rept Re Bent Upper Lateral Braces in Spent Fuel Pool.Response Requested within 30 Days
ML13310A829
Person / Time
Site: San Onofre Southern California Edison icon.png
Issue date: 07/22/1983
From: Crutchfield D
Office of Nuclear Reactor Regulation
To: Dietch R
SOUTHERN CALIFORNIA EDISON CO.
References
LSO5-83-07-044, LSO5-83-7-44, NUDOCS 8307260443
Download: ML13310A829 (2)


Text

July 22, 1983 DISTRIBUTION Docket NRC PDR Local PDR Docket No. 50-206 ORB Reading N

SI C LS05-83-07-044 DCrutchfield HSmith WPaul son Mr. R. Dietch, Vice President ELD Nuclear Engineering and Operations Southern California.Edison Company JMRay10 2244 Walnut Grove Avenue ACRS (10)

Post Office Box 800 Rosemtead, California 91770 D0dr MDr.

oketche

SUBJECT:

PROMPT REPORT -

SPENT FUEL STORAGE RACKS San Onofre Nuclear Generating Station, Unit No.

R On June 30, 1983, a prompt report was submitted to the Administrator, Region V, NRC, regarding the spent fuel pit storage racks at San Onofre Unit No. I. Th'is rpport stated that two, upper lateral braces were found to be bent and not irntontact with the east spent fuelhpool wall.

in addition,, this report indicated that formal calculations verified that tChe storage racks meet the seismic design criteria specified in Section 9.2 of the San Onofre Unit No. 1 FSAR in the "as loaded" condition with two' bnt braces; however, the storage racks in the "fully loaded4 condition would not meet the FSAR seismic criteria..

Pending your resolution of this matter including what measures will be taken to resolve this situation, within 30 days of the receipt of this letter please provide the calculations of the seismic adequacy of the IAs loaded" spent fuel racks for our review.

The reporting and/or recordkeeping requirements contained in this letter affect fewer than ten respondents; t,herefore, 0MB clearance is not required under P.L.96-511.

Sincerely, Original signed by Thomas V. Wambach for/Denni M. Crutchfield, Chiefr f

Operating Reactors Branch #5 Division of LiWcensing cc:. See next page0 8307260443 _830722 PDR ADOCK 05000206 LPDRD SURNAMEfr ci...CC Crutchfie NRC FORM 318 (10-80) NRCM 0240 OFFICIAL RECORD COPY USOPO 1981-335-960

Mr. July 22, 1983 cc Charles R. Kocher, Assistant General Counsel James Beoletto, Esquire Southern California Edison Company Post Office Box 800 Rosemead, California 91770 David R. Pigott Orrick, Herrington & Sutcliffe 600 Montgomery Street San Francisco, California 94111 Harry B. Stoehr San Diego Gas & Electric Company P. 0. Box 1831 San Diego, California 92112 Resident Inspector/San Onofre NPS c/o U. S. NRC P. 0. Box 4329 San Clemente, California 92672 Mayor City of San Clemente San Clemente, California 92672 Chairman Board of Supervisors County of San Diego San Diego, California 92101 California Department of Health ATTN: Joseph 0. Ward, Chief Radiation Control Unit Radiological Health Section 714 P Street, Room 498 Sacramento, California 95814 U. S. Environmental Protection Agency Region IX Office ATTN:

Regional Radiation Representative 215 Freemont Street San Francisco, California 94111 John B. Martin, Regional Administrator Nuclear Regulatory Commission, Region V 1450 Maria Lane Walnut Creek, California 94596