ML100331034

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Forwards Suppl 1 to Proprietary WCAP-10977 & Nonproprietary WCAP-10976, Addl Info in Support of Technical Justification for Eliminating Large Primary Loop Pipe..., Per NRC 881115 Request.Proprietary Rept Withheld (Ref 10CFR2.790(b)(4))
ML100331034
Person / Time
Site: Indian Point Entergy icon.png
Issue date: 01/12/1989
From: Bram S
Consolidated Edison Co of New York
To:
NRC OFFICE OF ADMINISTRATION & RESOURCES MANAGEMENT (ARM)
Shared Package
ML100331035 List:
References
TAC-68318 NUDOCS 8901240397
Download: ML100331034 (3)


Text

Stephen B. Brain Vice President Consolidated Edison Company of New York, Inc.

Indian Point Station Broadway & Bleakley Avenue Buchanan, NY 10511 Telephone (914) 737-8116 January 12, 1989 Re:

Indian Point Unit No. 2 Docket No. 50-247 Document Control Desk U.S. Nuclear Regulatory Commission Mail Station P1-137 Washington, DC 20555

SUBJECT:

Leak-Before-Break (LBB) submittal (TAC No. 68318)

This is in response to your letter of November 15, 1988 requesting additional information concerning our May 23, 1988 submittal to eliminate the dynamic effects of postulated primary loop pipe ruptures from the design basis of Indian Point Unit 2 using "leak-before-break" technology.

As requested in your November 15, 1988 letter, transmitted as Attachments A and B to this letter, respectively, are:

Four (4) copies of WCAP-10977, Supplement 1, "Additional Information in Support of the Technical Justification for Eliminating Large Primary Loop Pipe Rupture as the Structural-- Design Basis for Indian Point Unit 2" (proprietary), January, 1989.

Four (4) copies of WCAP-10976, Supplement 1, "Additional Information in Support of the Technical Justification for Eliminating Large Primary Loop Pipe Rupture as the Structural Design Basis for Indian Point Unit 2" (non-proprietary), January, 1989.

Attachment C

is comprised of a

Westinghouse authorization letter (CAW-89-004),

a Proprietary Information

Notice, and an accompanying affidavit.

Since proprietary claims as to Attachment A are asserted by Westinghouse Electric Corporation, those claims are supported by an affidavit signed by Westinghouse.

The affidavit sets forth the claimed basis pursuant to which information be withheld from public disclosure by the Commission, and addresses the considerations listed in 10 CFR Section 2.790(b)(4).

Accordingly, it is respectfully requested that Attachment A, or in the alternative, such portions of Attachment A as the Commission determines to be protected under 10 CFR Section 2.790 as proprietary to Westinghouse, be withheld from public disclosure.

Correspondence with respect to the proprietary aspects of the Application for Withholding or the supporting Westinghouse affidavit should reference CAW-89-004 and should be addressed to R. A. Wiesemann, Manager, Regulatory and Legislative Affairs, Westinghouse Electric Corporation, P.O. Box 255, Pittsburgh, Pennsylvania 15230, with a copy to the undersigned.

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Should you or your staff have any other questions on this matter, please contact Mr. Jude G. Del Percio, Manager, Regulatory Affairs.

Very truly yours, Attachments cc:

Mr. William Russell Regional Administrator - Region I U.S. Nuclear Regulatory Commission 475 Allendale Road King of Prussia, PA 19406-1498 Ms. Marylee M. Slosson, Project Manager Project Directorate I-I Division of Reactor Projects I/II U.S. Nuclear Regulatory Commission Mail Stop 14B-2 Washington, DC 20555 Senior Resident Inspector U.S. Nuclear Regulatory Commission P.O. Box 38 Buchanan, NY 10511

Attachment C Material Relating to Proprietary Aspects Consolidated Edison Company of New York, Inc.

Indian Point Unit No. 2 Docket No. 50-247 January, 1989