ML16341E565

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Summarizes Nrc/Pg&E 871104-06 Workshop Re long-term Seismic Program Soil Structure Interaction (Ssi).Generally Agrees W/Comments Made by SSI Panel Re Analysis Methodologies & Results of Analysis Presented by Licensee.Bnl Comments Encl
ML16341E565
Person / Time
Site: Diablo Canyon  Pacific Gas & Electric icon.png
Issue date: 02/23/1988
From: Bagchi G
Office of Nuclear Reactor Regulation
To: Rood H
Office of Nuclear Reactor Regulation
Shared Package
ML16341E566 List:
References
NUDOCS 8803150246
Download: ML16341E565 (4)


Text

MEMORANDUM FOR:

FROM.'UBJECT:

References:

UNITED STATES NUCLEAR REGULATORY COMMISSION IIVASHINGTON,D. C. 20555 February 23, 1988 Harry Rood, Senior Project Manager Project Directorate V

Divison of Reactor Projects III, IV, V and Special Projects Goutam Bagchi, Chief Structural and Geosciences Branch Division of Engineering and System Technology LONG TERM SEISMIC PROGRAM FOR DIABLO CANYON NUCLEAR POWER PLANT - NRC/PG&E WORKSHOP ON SOIL-STRUCTURE INTERACTION STUDIES HELD ON NOVEMBER 4-6, 1987.

1.

Memorandum dated Dec. 3, 1987 from C. Trammel to Docket file No. 50-275,

Subject:

Summary of Meeting held on November 4-6, 1987 regarding Long-Term Seismic Program - Soil-Structure Interaction Workshop.

2.

Letter dated January 26, 1988 from M. Reich, BNL, to R. Pichumani, NRC.

A summary of the NRC/PG&E workshop on Soil-Structure Interaction (SSI) studies held at San Francisco on Nov. 4-6, 1987 was forwarded to all concerned by reference 1.

Enclosed herewith are the detailed comments of the BNL expert panel (consisting of Professors Costantino,

Gazetas, and Veletsos) on the presentations made by PG&E at the above mentioned workshop.

We are in general agreement with the comments made by the SSI panel regarding the analysis methodologies and the results of analysis presented by the licensee.

Please forward these comments to the licensee for their consideration.

Incidentally the licensee may be requested to submit its reports for review at least three weeks prior to the meetings in the future in order to give the panel members sufficient time for evaluation of the data presented.

Enclosure:

As stated above Goutam Bagchi, Chief Structural Geosciences Branch Division of Engineering and Systems Technology ssosiso>"~

soooa75 ssoso9 PDR ADOCN 0 PDR P

l 1

cc:

L. Shao J.

E. Richardson G. Knighton W. ~eich (BNL)

L. Reiter R. Pichumani Central Files ESGB Reading File

Contact:

R. Pichumani X20832

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