ML20149M702

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Informs NRC That Utils Revised Ssca Fully Supports Changes Requested in Ltr Re Control Room/Cable Vault Fire Barrier Penetration
ML20149M702
Person / Time
Site: Vermont Yankee File:NorthStar Vermont Yankee icon.png
Issue date: 01/20/1997
From: Duffy J
VERMONT YANKEE NUCLEAR POWER CORP.
To:
NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
BVY-97-11, NUDOCS 9701240296
Download: ML20149M702 (1)


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i VERMONT YANKEE-NUCLEAR POWER CORPORATION Ferry Road, Brattleboro, VT 05301-7002 s

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nzpty to ENGINEERING OFFICE j

580 MAIN STREET BOLTON, MA 01740 (508) 775Hl711 January 20,1997 BVY 97-11 United States Nuclear Regulatory Commission ATTN: Document Control Desk Washington, DC 20555

References:

(a) License No. DPR-28 (Docket No. 50-271)

(b) Letter, VYNPC to USNRC, BVY 95-77, dated July 13,1995

Subject:

Control Room / Cable Vault Fire Barrier Penetration in Reference (b) Vermont Yankee requested NRC's concurrence with changes to statements in the safety evaluation accompanying Amendment 43 of Reference (a). The changes were:

redesignation of the Control Room, Cable Vault and Battery Room as a single fire area and deletion of the requirement to maintain the electrical penetration seal between the Control Room and Cable Vault as a rated fire barrier.

Since submitting Reference (b), Vermont Yankee has made significant improvements to its Appendix R program, including a complete review of its Safe Shutdown Capability Analysis (SSCA). The purpose of this letter is to inform the NRC that our revised SSCA fully supports j

the changes requested in Reference (b).

We trust the information provided is acceptable; however, should you have any questions or

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I require additional information, please contact this office.

g Sincerely,

)J VERMONT YANKEE NUCLEAR POWER CORPORATION W5ff &

s James J. Du Licensing Engineer c: USNRC Region i Administrator USNRC Project Manager USNRC Resident inspector 9701240296 970120 PDR ADOCK 05000271 F

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