ML20235J432

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Forwards Nonproprietary WCAP-11318,Suppl 1 & Proprietary WCAP-11317,Suppl 1,to Addl Info in Support of Technical Justification for Eliminating Large Primary Loop Pipe..., Per 870731 request.WCAP-11317 Withheld (Ref 10CFR2.790)
ML20235J432
Person / Time
Site: Beaver Valley
Issue date: 09/24/1987
From: Sieber J
DUQUESNE LIGHT CO.
To:
NRC OFFICE OF ADMINISTRATION & RESOURCES MANAGEMENT (ARM)
Shared Package
ML19304B526 List:
References
NUDOCS 8710010443
Download: ML20235J432 (2)


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(412) 393 6000 One Oxford Centre 301 Grant Street September 24, 1987 Pittsburgh, PA 15279 U. S. Nuclear Regulatory Commission Attn: Document Control Desk Washington, DC 20555

Reference:

Beaver Valley Power Station, Unit No. 1 Docket No. 50-334, License No. DPR-66 Additional Information on Elimination of Postulated Primary Loop Pipe Ruptures as a Design Basis for Beaver Valley Unit 1 Gentltmen:

By letter dated July 31, 1987, the NRC requested additional information on our proposed elimination of postulated primary loop pipe ruptures as a design basis for Beaver Valley Unit 1. The following enclosed information provides our response to this request.

1. Five (5) copies of WCAP-11317 Supplement 1 entitled,

" Additional Information in support of Technical Justification for Eliminating Large Primary Loop Pipe Rupture as the Structural Design Bases for Beaver Valley Unit 1 (Proprietary).

2. Five (5) copies of WCAP-11318 Supplement 1 entitled,

" Additional Information in Support of Technical Justification for Eliminating Large Primary Loop Pipe Rupture as the Structural Design Bases for Beaver Valley Unit 1 (Non-Proprietary).

Also enclosed is a Westinghouse Application for Withholding, CAW-87-093, Accompanying Affidavit, and Proprietary Information Notice.

As this submittal 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.

8710010443 870924 PDR

  1. r Erel P ADOCK 05000334 d  ; [pg  ; ,gg PDR pg g ,

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BScvor Valley Powsr Station, Unit No. 1 Docket No. 50-334, License No. DPR-66 3 Page 2 i 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-87-093  :

and should be addressed to R. A. Wiesmann, Manager Regulatory and Legislative Affairs, Westinghouse Electric Corporation, P.O. Box 355, Pittsburgh, Pennsylvania 15230. .

If there are any questions concerning this response, please contact my office.

Very truly yours, I

\

. D. Sieber i Vice President, Nuclear  ;

i cc: Mr. F. I. Young, Sr. Resident Inspector (Unit 1) (w/WCAPs)

Mr. W. T. Russell, NRC Region I Administrator (w/o WCAPs)

Mr. P. Tam, Project Manager (w/WCAPs)

Director, Safety Evaluation & Control (VEPCO) (w/o WCAPS) i l

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