ML13317A577

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Forwards Comments on Eg&G Safety Injection Piping Analysis Per SEP Topic III.6.Seismic Anchor Movement Loads & Stresses Should Be Computed as Square Root of Sum of Squares of Each Individual Bldg Displacement Case
ML13317A577
Person / Time
Site: San Onofre Southern California Edison icon.png
Issue date: 04/08/1983
From: Baskin K
Southern California Edison Co
To: Crutchfield D
Office of Nuclear Reactor Regulation
References
TASK-03-06, TASK-3-6, TASK-RR NUDOCS 8304140095
Download: ML13317A577 (1)


Text

Southern California Edison Company P.

. BOX 800 2244 WALNUT GROVE AVENUE ROSEMEAD.

CALIFORNIA 91770 K. P. BASKIN TELEPHONE MANAGER OF NUCLEAR ENGINEERING, (213) 572-1401 SAFETY. AND LICENSING April 8, 1983 Director, Office of Nuclear Reactor Regulation Attention:

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

Subject:

Docket No. 50-206 Seismic-Analysis-of Piping-and-Equipment SEP Topic III-6, Seismic Design -Considerations San Onofre Nuclear Generating Station Unit 1 Your letter dated February 1, 1983 forwarded for our review a copy of an analysis of the safety injection piping performed by EG&G Idaho for the NRC staff. We have reviewed this analysis and our comments are provided in. As is apparent in the enclosure, these comments will have a significant effect on the conclusions of the EG&G analysis.

Your letter also requested copies of the latest seismic analysis reports of the charging and pressurizer spray system and diesel generator control cabinet.

By copy of this letter, the analysis reports and microfiche of the computer output for the charging and pressurizer spray system are being provided to your consultant EG&G Idaho, Inc.

Copies of the analysis reports are also provided for your information as Enclosure 2. The report for the diesel generator control cabinet will be provided by April 25, 1983.

If you have any questions on any of this information, please let us know.

Very truly yours, Enclosure cc: C. Busch (EG&G Idaho, Inc.)

8304140095 830408 PDR ADOCK 05000206 P

PDR