ML13330B312

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Forwards 1988 Intergranular Attack Assessment, for NRC Review,Per NRC 880415 Request for Addl Detail to Support Licensee Conclusion That Intergranular Attack Not Progressing in Steam Generators at Plant
ML13330B312
Person / Time
Site: San Onofre Southern California Edison icon.png
Issue date: 05/23/1988
From: Medford M
Southern California Edison Co
To:
NRC Office of Administration & Resources Management (ARM)
Shared Package
ML13330B313 List:
References
NUDOCS 8805310165
Download: ML13330B312 (1)


Text

Southem California Edison Company P. 0. BOX 800 2244 WALNUT GROVE AVENUE ROSEMEAD, CALIFORNIA 91770 M.0. MEDFORD TELEPHONE MANAGER OF NUCLEAR ENGINEERING (818) 302-1749 AND LICENSING May 23, 1988 U. S. N6.clear Regulatory Commission Attention: Document Control Desk Washington, D.C. 20555 Gentlemen:

Subject:

Docket No. 50-206 Steam Generator Inspection Report San Onofre Nuclear Generating Station Unit 1

References:

1. Letter, C. M. Trammell, NRC, to Kenneth P. Baskin, SCE Steam Generator Inspection Report, April 15, 1988
2. Letter, M. 0. Medford, SCE, to U.S. Nuclear Regulatory Commission, Steam Generator Inspections, March 25, 1988 Reference 1 provided the NRC review of Southern California Edison's (SCE's) steam generator inspection documented in a report enclosed with Reference 2.

The review concluded that resumption of power operation was acceptable, from a steam generator tube integrity standpoint. Reference 1 also requested additional detail to support SCE's conclusion that intergranular attack (IGA) is not progressing in the steam generators at San Onofre Unit 1. Accordingly, responsive to that request the information presented in the enclosed report entitled, "1988 Intergranular Attack Assessment, San Onofre Unit 1, May 1988" is provided for NRC review.

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

Very truly yours, Enclosure cc: 3. B. Martin, Regional Administrator, NRC Region V F. R. Huey, NRC Senior Resident Inspector, San Onofre Units 1, 2 and 3 8805310165 880523 PDR ADOCK 05000206 0

DCD