ML20126L894

Forwards Safety Evaluation Accepting Seismic Analysis of Deeply Embedded Standby Svc Water Cooling Tower Basin,Per Util 850128 Submittal

ML20126L894
Person / Time
Site:	Grand Gulf
Issue date:	06/13/1985
From:	Novak T Office of Nuclear Reactor Regulation
To:	Richard J MISSISSIPPI POWER & LIGHT CO.
Shared Package
ML20126L898	List: ML20126L894 ML20126L911
References
TAC-49995, NUDOCS 8506200169
Download: ML20126L894 (2)

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UNITED STATES

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June 13. 1985 Seebetbes: 50N14' W.Ib. _.

Mr. Jackson B. Richard Senior Vice President. Nuclear Mississippi Power & Light Company P.O. Box 23054 Jackson. Mississippi 39205

Subject:

Grand Gulf Nuclear Station (GGNS) Units 1 and 2 Safety Evaluation Regarding Soil Structure Interaction for the Standby Service Water Cooling Tower Basin By letter dated January 28, 1985, Mississippi Power and Light Ccepany (MP&L) provided infonnation on the seismic analysis perfonned for the deeply embedded standby service water cooling tower basin (SSWCTB) for the GGNS.

The NRC staff has reviewed the January 28, 1985 submittal.

In addition, staff met with MP&L on April 29, 1985 to hear and discuss seismic analysis of the SSWCTB. The staff's safety evaluation is enclosed. The staff concludes that the seismic analysis of the SSWCTB complies with Standard Review Plan Section 3.7.2 and is, therefore, acceptable.

Sincerely, bi in Thomas M. Novak, Assistant Director for Licensing Division of Licensing

Enclosure:

As stated cc: See next page DCICr!. :p or:rggpgg W

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GRAND GULF Mr. Jackson B. Richard Senior Vice President, Nuclear Mississippi Power & Light Company P.O. Box 23054 Jackson, Mississippi 39205 cc: Robert B. McGehen Esquire The Honorable William J. Guste, Jr.

Wise, Carter, Child, Steen and Caraway Attorney General P.O. Box 651 Department of Justice Jackson, Mississippi 39205 State of Louisiana 1

Baton Rouge, Louisiana 70804 Nicholas S. Reynolds. Esquire

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Bishop Liberman, Cook, Purcell Mr. Oliver D. Kingsley, Jr.

and Reynolds Vice President, Nuclear Operations 1200 17th Street, N.W.

Mississippi Power & Light Company Washington, D. C.

20036 P.O. Box 23054 Jackson, Mississippi 39205 Mr. Ralph T. Lally Manager of Quality Assurance 4

Middle South Services, Inc.

P.O. Box 61000 New Orleans, Louisiana 70161 Mr. Larry F. Dale. Director Nuclear Licensing and Safety Mississippi Power & Light Company P.O. Box 23054 Jackson, Mississippi 39205 Mr. R. W. Jackson, Pro,iect Engineer Bechtel Power Corporation 15740 Shady Grove Road Gaithersburg, Maryland 20760 Mr. Ross C. Rutcher Senior Resident inspector U.S. Nuclear Regulatory Comission Route 2, Box 399 Port Gibson, Mississippi 39150 J. Nelson Grace, Regional Administrator U.S. Nuclear Regulatnry Comission.

Region !!

101 Marietta Street, N.W., Suite 2900 Atlanta, Georgia 30323 Mr. J. E. Cross, General Manager Grand Gulf Nuclear Station Mississippi Power & Light Company P.O. Box 756 i

Port Gibson, Mississippi 39150 i

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