ML20207L911

Forwards Addendum 2 to non-proprietary WCAP-10989 & Proprietary WCAP-10988, COBRA-NC,Analysis of Main Steamline Break in Catawba Unit Ice Condenser Containment (Response to NRC Questions). Supporting Documentation Encl

ML20207L911
Person / Time
Site:	Mcguire, Catawba, McGuire, 05000000
Issue date:	10/12/1988
From:	Tucker H DUKE POWER CO.
To:	NRC OFFICE OF ADMINISTRATION & RESOURCES MANAGEMENT (ARM)
Shared Package
ML20207L914	List: ML20207L911 ML20207L922 ML20207L926
References
NUDOCS 8810180022
Download: ML20207L911 (2)

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D2ke 1%ter Compant Iht B hw l PO ths 331M Vice hesiJent Charl**, N C 28242 Nudnr hodaction (70I)3:1-4531 DUKEPOWER October 12, 1988 Document Control Desk U. S. Nuclear Regulatory Commission Washington, D. C. 20555 Subj ect: Catawba Nuclear Station Docket Nos. 50-413 and 50-4*4 McGuire Nuclear Station Docket Nos. 50-369 and 50-3.0 Main Steam Line Break in Ice Condenser Plants Response to Questions on COBRA-NC/Model 3 Centlement Enclosed are five copies of WCAP 10988-Addendum 2, COBRA-NC, Analysis for a Main Steamline Break in the Catawba Unit 1 Ice Condenser Containment dated September, 1988 (Proprietary) and WCAP 10989-Addendum 2, COBRA-NC, Analysis for a Main Steamline Break in the Catawba Unit 1 Ice Condenser Containment date.1 September, 1988 (Non-Proprietary).

Also enclosed ja a Westinghouse application for Withholding, CAW-88-105 Accumpanying Affidavit, and Proprietary Information Notice.

i As this submittal contains information proprietary to Westinghouse Electric Corporation, it tu 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 Cocurission and addresses with specificity the considerations listed in 10CFR2.790, paragraph (b)(4).

Accordingly, it is respectfully requested that the information which is proprietary to Westinghouse be withheld from public disclosure in accordance with 10CFR2.790. Corresponderice with respect to the proprietary aspects of the Application For Withholding or the supporting Westinghouse affidavit should reference CAW-88-105 and be addrossed to Ut N

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U. S. Nuc1ccr R:gulctory Comicsion October 12, 1988 Page Two R. A. Wiesemann Manager Regulatory and Legislative Affairs Westinghouse Electric Corporation P.O. Box 355 .

Pittsburgh, PA 15230 Very truly yours, ge p '

/tfhlAcf&A-Hal B. Tucker [

l PGLO6.D1/lcs Attachment xc: (w/o attachments)

M. L. Ernst Acting Regional Adrninistrator -

U. S. Nuclear Regulatory Comission Region II 101 Marietta Street, NW, Suite 2900 l Atlanta, Georgia 30323 Mr. W. T. Orders l NRC Resident Inspector i Catawba Nuclear Station i

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