ML20246H255

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Forwards Proprietary WCAP-12093,Suppl 2 & Nonproprietary WCAP-12094,Suppl 1, Addl Info in Support of Evaluation of Thermal Stratification for Beaver Valley Unit 2 Pressurizer Surge Line
ML20246H255
Person / Time
Site: Beaver Valley
Issue date: 08/30/1989
From: Sieber J
DUQUESNE LIGHT CO.
To:
NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
Shared Package
ML19292J513 List:
References
NUDOCS 8909010197
Download: ML20246H255 (2)


Text

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' Shippingport. PA 15077-0004 V Pr n %cmar Group (412) 64312W August 30, 1989 U..S. Nuclear. Regulatory Commission Attn:. Document Control Desk Washir.gton, DC- 20555'

Reference:

' Beaver Valley Power Station, Unit No. 2 Docket No. 50-412, License No. NPF-73 Primary Component Support Snubber Elimination Gentlemen:

On August 3 and 4, 1989, the NRC conducted a site audit as part .of the review'of our submittals on thermal stratification of

.the pressurizer surge line (TAC 71086 and 72111). During this-meeting, we . discussed the NRC questions regarding WCAP-12093,

" Evaluation of Thermal Stratification for the Beaver Valley Unit 2 Pressurizer Surge Line", which were provided by your letter of June 28, 1989. We have formalized our responses to these questions and enclosed for your review are:

1. Five (5) copies of WCAP-12093 Supplement 2 entitled '

" Additional 'Information In Supporting of the Evaluation of Thermal Stratification for the Beaver Valley Unit 2 Pressurizer Surge Line" (Proprietary).

2. Five- (5) copies of WCAP-12094 Supplement 2 entitled

" Additional Information in Supporting of the Evaluation of n i? Thermal Stratification for the Beaver Valley Unit 2 Pressurizer Purge Line" (Non-Proprietary).

'N

-O Also enclosed 'is a Westinghouse authorization letter, So$ CAW-89-094, Proprietary Information Notice, and accompanying 80 Affidavit.

-O

  • O As item 1 contains information proprietary to Westinghouse

$.3 Electric Corporation, it is supported by an affidavit signed by

-o Westinghouse, the owner of the information. The affidavit sets 3$ forth~ the basis on which the information may be withheld from R public disclosure by the Commission and addresses with specificity gg the considerations listed in paragraph (b) (4) of Section 2.790 of maa the Commission's regulations. fj, g ,j f j$t<f $ab C k I /Nf YY , rdn /2<yEd ^* ?"A  ! /Bf

.' Beaver Valley Power Station Docket Page 2 No. 50-412, Unit No. 2 License No. NPF-73 3

whichAccordinejly, is disclosure proprietaryit is to respectfully requested th in Westinghouse be Commission's regulationsaccordance with 10CFR withheldatfrom the information public Section 2.790 of Correspondence the

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Application for with Affidavit R. should Withholdingrespect or the to the proprietary aspects of th A. supporting e WestinghouseWiesemann, Managerreference ofCAW-89-094 and should be addrWestinghouse Electric Pennsylvania 15230-0355. Regulatory essed to Corporation, P.O. Box & Legislative Affairs, 355, If there are any Pittsburgh, contact my office.

t questions concerning this response

, please Very truly yours, ovs N

J. D. Sieber Vice President Enclosures Nuclear Group cc:

(w/o WCAPs)

Mr. J.

Mr. W. Beall, Sr. Resident Inspector T. Russell, Mr. P. Tam, NRC Manager Sr. Project Region I Admini t s rator

'l l

BbLvar Vcllcy Pow:r Stetion, Unit No. 2 j

. Docket No. 50-412, License No. NPF-73 l

'Page 2 i Accordingly, it is respectfully requested that the information 1 which is proprietary to Westinghouse be withheld from public disclosure in accordance with 10CFR 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-89-094 and should be addressed to R. A. Wiesemann, Manager of Regulatory & Legislative Affairs, Westinghouse Electric Corporation, P.O. Box 355, Pittsburgh, Pennsylvania 15230-0355.

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

Very truly yours, O'

ovs' J. D. Sieber Vice President Nuclear Group Enclosures cc: (w/o WCAPs)

Mr. J. Beall, Sr. Resident Inspector Mr. W. T. Russell, NRC Region I Administrator Mr. P. Tam, Sr. Project Manager l