ML17275B143

Forwards Proprietary Version of Chugging Loads - Revised Definition & Application Methodology for Mark II Containments (Based on 4TCO Test Results). Rept Withheld (Ref 10CFR2.790)

ML17275B143
Person / Time
Site:	Columbia
Issue date:	07/20/1981
From:	Verderber J BURNS & ROE CO.
To:	Tedesco R Office of Nuclear Reactor Regulation
Shared Package
ML17275B144	List: ML17275B143
References
NUDOCS 8108030086
Download: ML17275B143 (6)

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ACCESSION NBR:810B030066'OC'e OATEN'1/07/20 NOTARIZED:= NO DOCKEiT" ¹ FACIL~:50 397 WPPSS Nuclear ProJecti Uniti 2'< Washington Public Powe 05000397 AUTH',NAME", AUTHOR AFFILIAT'ION VERDERBERiJ', Burns 8 Roe'o ~

RECIP.NAME", RECIPIENT AFFILIATION-TEDESCOpR ~ L~, Assistant Director'or>> Licensing MS SUBJECTS-. Forwards proprietary ve'r sion>> of "Chugging Loads>> Rebised Definition L Application>> Methodology. for .Mar k IIl. gq<.q >~~+ ~

Containments ( Based on.- OTCO Test>> Results) ~ ", Rept'ithh'eld (ref 10CFR2.790) ~

DISTR'IBUTION CODE! PB01S T'ITLEt:- Proprietary Review Distribution COPIES RECEIVED:LTR '" ENCL<

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Burns and Roe, Inc.

185 Crossways Park Drive a Woodbury, New York 11797 a Telephone (516) 677-4000 TWX 510-221-2195 a Cable BURNS ROE WDBY Docket No. 50-.397 Main Oifice 550 Klnderkarnack Road Oradell, New Jersey 07649 (201) 265-2000 July 20,', 1981 Director Office of Nuclear Reactor Regulation U. S. Nuclear Regulatory Commission Washington, D.C. 20555 ""L 8 L 1981 a 8, Attention: Mr. Robert L. Tedesco, Assistant Director For Licensing Division of Licensing l MillNvcQJg ar~roam PQMM I $$ icei Sub j ect: Washington Public Power Supply System Submittal of Proprietary SRV Report

1. Chugging Loads Revised Definition and Application Methodology For Mark II Containments.

'eference:

2. General .Electric Company Report, n4T Condensation Oscillation Test Program Final Test Report", NEDE-24811-P, May, 1980.

Gentlemen:

The Reference 1 report prepared by. Burns and Roe, Inc.

contains information which is proprietary and is indicated by "bars" drawn in the margin of the text of this report.'and by the words "Burns and Roe, Inc. 'Proprietary" in the table and the margins of the text. Additional information supplied to Burns and Roe, Inc. under proprietary agreement is information considered proprietary by the General Electric Company. For the corporate .policy reasons stated in the affidavit that accompanied the submittal of NEDE-24811-P (Reference '2),

General Electric Company requests that,.the information in well as other proprietary reports, individually designated this,'s General Electric .Company Proprietary, be treated in a proprietary

'anner and be vithheld "from publ'ic disclosure 'in accordance with:the provisions of the 10CFR2'.790. Burns and Roe, Inc.

requests that .the info'rmation in the Proprietary report. designated Burns and Roe, Inc. Proprietary, be 'treated in a proprietary manner and be vithheld from public disclosure in accordance

'the provisions of 10CFR2.790. 'ith p,ls To. QF- l<f ~

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Office 'of Nuclear Re'actor Regulation July 20, 1981 Page two Fifteen (15). copies of the proprietary report are herein provided. If .you have any questions- regarding this matter, .please do not hesitate .to .contact us.

Very truly yours, JJV/DCB/es J hn J Verderber Atts. Pro't, Engineering Manager CC: Mr. B. A. Holmberg WPPSS Mr. E. Fredenberg NPPSS Mr. W. M. Davis G.E. SJ-Mr. M. D. Lynch, NRC .D.C.

Mr.'. Stello, Director NRC -'.C.

Mr.

N. S. Chin ,-BPA Mr. N. D. Lewis EFSEC Olympia, NA.

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