ML20115G549

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Forwards Addl Info Re Draft SER Open Item 71 Re Control Sys Failure Caused by Malfunction of Common Power Source Instrument Line,Per 850404 Telcon.Info Withheld (Ref 10CFR2.790)
ML20115G549
Person / Time
Site: Vogtle  Southern Nuclear icon.png
Issue date: 04/16/1985
From: Bailey J
GEORGIA POWER CO.
To: Adensam E
Office of Nuclear Reactor Regulation
Shared Package
ML19269B413 List:
References
GN-580, NUDOCS 8504220243
Download: ML20115G549 (2)


Text

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Georgia Pow:r Company Rout 3 2. Box 299A Wpyntsboro, Georgia 30830 Telephone 404 554-9%1 404 724 8114 Southern Company Services, Inc.

Post Office Box 2625 Birmingham, A abama 35202 Telephone 205 870 6011 Vogtle Proj.ect April 16, 1985 Director of Nuclear Reactor Regulation File: X3BC35 Attention: Ms.Elinor G. Adensam, Chief Log: GN-580 Licensing Branch #4 Division of Licensing U. S. Nuclear Regulatory Commission Washington, D.C. 20555 NRC DOCKET NUMBERS 50-424 AND 50-425 CONSTRUCTION PERMIT NUMBERS CPPR-108-AND CPPR-109 V0GTLE ELECTRIC GENERATING PLANT - UNITS 1 AND 2 REQUEST FOR SUPPLEMENTAL INFORMATION

. PROPRIETARY RESPONSE - DSER OPEN ITEM 71

Dear Mr. Denton:

A discussion was held with your staff during a teleconference on April 4, 1985. Information was discussed of a proprietary nature concerning DSER open item 71, control system failure caused by malfunctions of common power source or instrument line. Enclosed is:

1. One (1) copy of information related to Draft Safety Evaluation Report Open Item 071 (Proprietary).

Also enclosed is a Westinghouse authorization letter, (CAW-85-031), and accompanying affidavit.

As item 1 contains information proprietary to Westinghouse Electric Corporation, it is supported by an affidavit signed by Westinghouse, the owner of the information. The affidavit sets forth the basis on which the information may be withheld from public disclosure by the Commission and addresses with specificity the considerations listed in paragraph (b)(4) of Section 2.790 of the Commission's regulations.

Accordingly,.it is respectfully requested that the information which is proprietary to Westinghouse be withheld from public disclosure in accordance with 10 CFR Section 2.790 of the Commission's regulations. Correspondence

.with respect to the proprietary aspects of the Application for Withholding or the supporting Westinghouse affidavit should reference (CAW-85-031) and should be addressed to R. A. Wiesemann, Manager, Regulatory and Legislative Affairs, Westinghouse Electric Corporation, P.O. Box 355, Pittsburgh, Pennsylvania 15230.

8504220243 950416 4 l ADOCK 050 gDR

1 Director of Nuclear Reactor Regulation File: X3BC35 April 16, 1985 Log: GN-580

.Page 2 If you staff requires any additional information, please do not hesitate to contact me.

Sincerely,

. ef:. ,esf

. A. Bailey .

Project-Licensing Manager JAB /caa.

Enclosure

-xc: D. 0.' Foster R. A. Thomas G. F. Trowbridge, Esquire J. E. Joiner, Esquire C. A..Stangler L. Fowler M. A. Miller L. T. Gucwa G. Bockhold, Jr.

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