ML13324A801

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Informs That Tornado Wind/Missile Resistance Evaluation,Per SEP Topics III-2 & III-4.A,to Determine site-specific Design Basis Tornado Event Originally Due on 860106 Will Not Be Completed Until 860321
ML13324A801
Person / Time
Site: San Onofre 
Issue date: 01/28/1986
From: Medford M
SOUTHERN CALIFORNIA EDISON CO.
To: Lear G, Lecr G
Office of Nuclear Reactor Regulation
References
RTR-NUREG-0829, RTR-NUREG-829, TASK-03-02, TASK-03-04.A, TASK-3-2, TASK-3-4.A, TASK-RR NUDOCS 8601300141
Download: ML13324A801 (1)


Text

Southern California Edison Company P. 0. BOX 800 2244 WALNUT GROVE AVENUE ROSEMEAD, CALIFORNIA 91770 M.O.MEDFORD TELEPHONE MANAGER, NUCLEAR LICENSING (818) 302-1749 January 28, 1986 Director, Office of Nuclear Reactor Regulation Attention: Mr. G. E. Lear, Director PWR Project Directorate No. 1 U. S. Nuclear Regulatory Commission Washington, D. C. 20555 Gentlemen:

Subject:

Docket No. 50-206 SEP Topics:

111-2, Wind and Tornado Loadings III-4.A, Tornado Missiles San Onofre Nuclear Generating Station Unit 1

Reference:

Letter, M. 0. Medford, SCE, to 3. A. Zwolinski, NRC, Commitments to Complete Open Issues of Draft NUREG-0829, Integrated Plant Safety Assessment, October 4, 1985 The referenced letter indicated that the tornado wind/missile resistance evaluation to determine a site-specific design basis tornado event would be provided to you by January 6, 1986. A recent re-evaluation of the actions necessary to complete the tornado wind/missile resistance evaluation resulted in the determination that it will not be completed until March 21, 1986. The results of the evaluation will be provided to you at that time.

If you have any questions, please let me know.

Very truly yours, 8601300141 860128 PDR AD0ICK 05000206 F

PDR