ML20116K783

Special Rept:On 920928,Halon Fire Suppression Sys for Cable Spreading Room Removed from Svc & Not Restored to Operable Status within 14 Days.Caused by Need to Perform Mod to Upgrade Sys.Compensatory Measures in Place

ML20116K783
Person / Time
Site:	Fort Calhoun
Issue date:	11/10/1992
From:	Gates W OMAHA PUBLIC POWER DISTRICT
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
LIC-92-266S, NUDOCS 9211180002
Download: ML20116K783 (2)

Text

_ _ _ - _ _ _ __ _ _ _ _ _

'9

. - - . = - . - _ - . - . - ._

n o

Omaha Public Power District P.O. Box 399 Hwy.75 North of Pt.Calhoun Fort Calhoun, NE 68023-0399 402/636-2000 November 10, 1992 L C-92-266S U. S. Nuclear Regulatory Commission Attn: Document Control Desk Mail Station: P1-137 Washington, DC 20555

Reference:

Docket 119. 50-285 Gentlemen:

SUBJECT:

Special Report on Innperability of Fire Protection Equipment ,.

The Omaha Public Power District (0 PPD), holder of Operating License DPR-40, submits this re art pursuant to the requirements of Fort Calhoun Station (FCS)

Unit No. 1, Tec1nical Specification (TS) 2.19, " Fire Protection System."

Technical Specification 2.19(8) requires that the Halon fire suppression systems protecting the Control Room, the Switchgcar Rooms and the Cable S1 reading Room be operable. With a :1alon system inoperable, a continuous fire watc1 with back-up fire suppression equipment is to be established. The inoperable Halon system is to be restored to operable status within 14 days, or a report is to be prepared >

at a submitted to the Nuclear Regulatory Commission pursuant to TS 5.9.3 within an additional 30 days.

On September 28, 1992, the Halon fire suppres: ion system for the Cable Spreading Room was removed from service for implementation of a modification to upgrade the system. At the time the Halon system was removed from service, the appropriate compensatory measures, as required by TS 2.19(8), were in place. The Halon system for the Cable Spreading Room was returned to service on October 27,.1992.

Appropriate compensatory measures were in place for the duration of the impairment.

170061

.s sm 9211180002 921110 59 PDR ADOCK 0500029S S PDR

-f-LIC-92-266S

,Page 4wo ,

If you have any questions, please contact me.

Sincerely,

<W. $ -

W. G. Gates Vice President - Nuclear WGG:lah c: LeBoeuf, Lamb, Leiby & Macitae .

J. L. Milhoan, NRC Regional Administrator, Region IV S. D. Bloom, NRC Proj?ct Manager R. P. Mullikin, NRC Senior-Resident inspector

'\

- - , ,