ML20141M308

Forwards Affidavits from Westinghouse to Support Decision to Withhold Topical Repts WCAP-12289,12374,11239 & 12504 from Public Disclosure (Ref 10CFR2.790),per NRC

ML20141M308
Person / Time
Site:	Sequoyah
Issue date:	07/27/1992
From:	Joshua Wilson TENNESSEE VALLEY AUTHORITY
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
Shared Package
ML20141M309	List: ML20141M308 ML20141M310 ML20141M312 ML20141M314 ML20141M316 ML20141M317 ML20141M319 ML20141M322
References
NUDOCS 9208110270
Download: ML20141M308 (3)

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lennessee VaDey Aumonty Post Oen au tm Soity-Damy Tennessee 37379 J L. Wilson Vce Presdent Seavoyah Nxlear Piant i July 27, 1992 U.S. Nuclear Regulatory Commission ATTN: . Document Control' Desk

. Washington, D.C. 20555

, -Gentlemen:

In the' Matter of ) Docket Nos. 50-327 Tennessee Valley Authority )- 50-328-

_SEQUOYAH NUCLEAR PLANT (SQN) - AFFIDAVITS RELAT2D TO REQUESTS FOR

, WITHHOLDING INFORMATION FROM PUBLIC DISCLOSURE

Reference:

NRC letter to TVA dated November 20, 1991,." Affidavits Related to Requests for. Withholding Information From Public Disclosure, Sequoyah Nuclear Plant. Units 1 and 2" By the above reference, NRC requested more recent. affidavits from Westinghouse Electric Corporation to support their. decision to withhold 4

these documents from public disclosure. . Please note that-the; documents:

listed in the reference; Westinghouse Commercial.' Atomic: Power (WCAP)

~Nos.-12290, 12375, 11626, and 12548, are Westinghouse Class'3'and are non-proprietary versions that are.. acceptable ~for.public disclosure.

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However, their proprietary version's;. WCAP Nos.12219, ly74, l1_1J19, and-125pA, respectively, are still . requested to be withheld f rom public disclosure, and updated affidavits are included in the enclosure for-these documents.

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Enclosed are the. Westinghouse authorization le.tters and accompanying ,

affidavits requested.by NRC. The proprietary information notice and copyright notice.that accompanied the original document submittals associated-with these updated affidavits are still' applicable, Since:these items contain'information ptoprietary to Westinghouse, they are supported by affidavits signed by Westinghouse, the owner of the-information. The affidavits set forth the basis on which the information-may be withheld from public disclosure by NRC and address with specificity the considerations ~ listed in paragraph (b)(4) of

.Section 2.790 of NRC's regulations.

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U.S. Nuclear Regulatory Commission Page 2 July 27, 1992 Accordingly, it is respectfully requested that the information that is proprietary to Westinghouse be withheld f rom public disclosure in accordance with 10 CFR, Section 2.790 of NRC's regulation.

Correspondence with respect to the copyright or proprietary aspects of any document associated with the enclosed affidavits or the supporting Westinghouse affidavit should reference the affidavit number and should be addressed to N. J. Liparulo, Manager of Nuclear Safety and Regulatory.

Activities, Westinghouse Electric Corporation, P.O. Box 355, Pittsburgh.

-Pennsylvania 15230-0355.

Please direct any other questions concerning this issue to K. C. Weller at (615) 843-7527.

Sincerely, 5 6L J L. Wilson 1

Enclosure ec: (Eoclosure):

Mr. D. E. LaBarge, Project Manager U.S. Nuclear Regulatory Commission One White Flint, North 11555 Rockville Pike Rockville, Maryland 20852 NRC Resident Inspector Sequoyah Nuclear Plant 2600 Igou Ferry Road-Soddy Daisy, Te.nnessee-37379 Mr. B. A. Wilson, Project Chief L.S. Nuclear Regulatory Commission Region II 101 Marietta Street, NW, Suite 2900 Atlanta, Georgia 30323 I'--

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ENCLOSURE 7

PROPRIETARY INFORMATION AFFIDAVITS LIST- <

APPLIC. FOR (W) AFFIDAVIT WITHHOLDING REFERENCE NO. TITLE -

l CAW-92-314 CAW-92-314 WCAP-12374,;" Topical Report EAGLE-21 Micro-Processor Based Process Protection System," dated September 1989 i'

CAW-92-315 CAW-92-315 _ WCAP-11733, " Noise, Fault, Surge and Radio Frequency Interference Test

- Report'for Westinghouse EAGLE-21 Process Protection Upgrade System "-

dated June 1988 CAW-92-316 CAW-92-316- WCAP-8687, " Supplement 2-E69A dated May 1988 EAGLE-21' Process Protection System (Environmental and Seismic-Testing) Eauipment Qualification Test Reports,- ual Supplement 2-E69B'date3

' February-1990, EAGLE-21 Process 4

Protection _ System Cemponents (Environmental and Seismic ~ Testing)"

CAW-92-318 CAW-92-318 WCAP-12289, "Sequoyah: Unit 1 ar.d 2 Evaluation lfor Tube Vibration' Induced Fatigue," dated June 1989 CAW-92-319 CAW-92-319 - WCAP-11239, Revision 4, " Westinghouse Setpoint: Methodology for Protection =

1 Systems Sequoyah Units 1 and'2 EAGLE-21 Version," dated February,1990 CAW-92-320 CAW-92-320 WCAP-12011.." Technical Justification for Eliminating:Large; Primary Loop Pipe Rupture as the Structural Design:

' Basis for Sequoyah Units 1.and-2,"

dated October 1988:

CAW-92-336- CAW-92-336 WCAP-12504,." Summary Report ~ Process Protection System EAGLE-21-Upgrade, RTDBE, NSLB,- MSS, EAM' and TTD -

-Implementation Sequoyah! Units 1-and 2," dated March-1990- ,

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