ML13324A566

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Forwards Seismic Program for Long-Term Svc & Responses to Action Items Resulting from 850212 & 27 Meetings W/Nrc. Repts Discuss long-term Seismic Reevaluation Criteria & Methodology
ML13324A566
Person / Time
Site: San Onofre 
Issue date: 03/12/1985
From: Medford M
Southern California Edison Co
To: Zwolinski J
Office of Nuclear Reactor Regulation
Shared Package
ML13324A567 List:
References
NUDOCS 8503140195
Download: ML13324A566 (1)


Text

Southern California Edison Company P. 0. BOX 800 2244 WALNUT GROVE AVENUE ROSEMEAD. CALIFORNIA 91770 M.O.MEDFORD TELEPHONE MANAGER, NUCLEAR LICENSING March 12, 1985 (818) 302 -1749 Director, Office of Nuclear Reactor Regulation Attention:

Mr. J. A. Zwolinski, Chief Operating Reactors Branch No. 5 Division of Licensing U. S. Nuclear Regulatory Commission Washington, D.C. 20555 Gentlemen:

Subject:

Docket No. 50-206 SEP Topic 111-6, Seismic Design Considerations Long Term Seismic Criteria and Methodology San Onofre Nuclear Generating Station Unit 1 On February 12 and 27, 1985, SCE met with the NRC staff and their consultant to discuss the long term service seismic reevaluation criteria and methodology. During these meetings SCE committed to provide certain information at a later date. The purpose of this letter is to provide this additional information which is contained in two reports: (1) "Seismic Program for Long Term Service", dated March 1985; and (2) "Responses to Action Items Resulting from the 02/12/85 and 02/27/85 meetings with the NRC," dated March, 1985. These reports provide the criteria and methodology to be used for the long term service seismic reevaluations and provide information in response to specific questions raised by the NRC Staff.

If you have any questions or desire additional information, please contact me.

Very truly yours, Enclosures cc:

M. 3. Russell (EG&G Idaho) 8503140195 850312 PDR ADOCK 05000206 P

PDR