ML20149N043

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Responds to NRC Re Fire Protection Issues,Items 7 & 12.Agrees to Include Auxiliary Bldg Ventilation Fans as Safe Shutdown Equipment & Install Addl Fire Detectors at Listed Locations
ML20149N043
Person / Time
Site: Zion  File:ZionSolutions icon.png
Issue date: 02/23/1988
From: Trzyna G
COMMONWEALTH EDISON CO.
To:
NRC OFFICE OF ADMINISTRATION & RESOURCES MANAGEMENT (ARM)
References
4257K, NUDOCS 8803010033
Download: ML20149N043 (1)


Text

-- _ _ - . - . _ _ _ __ _ _______

. 4 I ) One Fest National Plaza, CNcago, IEnois

\ '7 Address Reply to: Post Omoe Box 767

'C/ CNcago, IEros 60690 0767 - . February. 23, 1988

. U.S. Nuclear Regulatory Comunission Washington, DC. 20555 Attention: Document control Desk

Subject:

Zion Nuclear Power Station Units 1 and 2 Fire Protection NRC Docket Nos. 50-295 and 50-304

Reference:

January 21, 1988 letter from F.G. Lentine to A.-Bert Davis Gentlemen:

The referenced letter addressed several fire protection issues of interest to both Region III and NRR. Items 7 and 12 were related to NRR concerns. This transmittal supplies the current status of these two items.

Item 7 addressed the issue of inclusion of Auxiliary Building ventilation fans as safe shutdwn equipment. Comenonwealth Edison has agreed to consider the equipment accordingly, however the engineering review is still in progress. The dates mentioned in the referenced letter are the proposed completion dates.

Item 12 addressed the issue of the need for the installation of additional fire detectors. Commonwealth Edison has agreed to install additional fire detectors in the following locations:

1. above the component Cooling Water Pump power feed cable trays in accordance with the longitudinal spacing requirements of NFPA 72E, and
2. in the Aux. Electric Rooms for both units, fire areas 5.6A-1 and 5.6A-2 (i.e. areas protected by the roll up doors).

The expected completion date for No. I above is December, 1988. The completion dates for No. 2 are Fall, 1988 for Unit 2 and Summer, 1989 for Unit 1.

Please direct any further questions regarding this matter to this office.

Very truly yours.

,G.E. Trzyna Nuclear Licensing Administrator

/klj cc: Zion Resident Inspector p J.A. Norris-NRR y 8003010033 800223 l l PDR ADOCK 05000295 0 F PDR