ML20006E266

Special Rept:On 900103-26,fire Barriers 57-F-266,57-F-269 & 70-E-1 Inoperable to Allow Addl Cable Installation Specified by Plant Mod.On 900112 & 15,fire Doors 1007-15,1007-16, 1007-39 & 989-5 Inoperable in Order to Install New Doors

ML20006E266
Person / Time
Site:	Fort Calhoun
Issue date:	02/09/1990
From:	Gates W OMAHA PUBLIC POWER DISTRICT
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
LIC-90-0105, LIC-90-105, NUDOCS 9002220484
Download: ML20006E266 (2)

Text

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Omaha Pubuc Power District

= P.O. Box 399 Hwy.75 North of Pt. Calhoun ' Fort Calhoun, NE 680234399 402/6 5 2000 Februar 9, 1990 LIC 105 U.S. Nuclear Regulatory Commission Attn: Document Control Desk Mail Station P1-137 Washington, D.C. 20555

Reference:

Docket No. 50-285 Gentlemen:

SUBJECT:

.Special Report on Inoperability of Fire Barriers The Omaha Public Power District, holder of Operating License DPR-40, submits this special report pursuant to the requirements of Fort Calhoun Station Unit No. 1 Technical Specifications 2.19, " Fire Protection Syctems".

Fort Calhoun Station Unit No.1 Technical Specifiestion 2J9(7) states "Ali enetration fire barriers protecting safety-related areas shs11 be functional

'p(intact), With a penetration fire barrier non functional, within one hour, either establish a continuous fire watch on at least one side of the affected per.etration, or verify the operability of-fire detectors on at leest one side of the penetration and establish an hourly fire watch natrol. Restore the nonfunctionti penetrt, tion to functional status within 7 days, or prepare and submit a report to the Nuclear Regulatory Commission, pursuant to Section 5.9.3 J of the Technical' Specifications, within an additional 30 days outlining action j taken, the cause, and plans and schedule for restoring the penetration to 1 functional status." 1 The fire barrier penetrations listed below were breached to allow additional I cable installation specified by a plant modification. The barriers remained j inoperable for a time period of greater than the 7 days allowed by Technical j Specifications due to a lack of qualified seal repair materials. The date that  :

each barrier was breached and the date that each barrier was restored to- l operability-is given below:

Barrier Number DateBreached Date Restored

[ 57-F-266 1/3/90 1/26/90 57-F-269 1/3/90 1/26/90 )

70-E-1 1/5/90 1/19/90 As required by Technical Specifications the required compensatory measures remained in place for the entire time period that the barriers were inoperable.

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9002220484 900207 PDR ADOCK 05000Le5 S PNU \0 ,

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U.S. Nuclear Regulatory Commission LIC-90-0105 Page 2-On January 12, 1990 fire doors 1007-15, 1007-16, and 1007-39 were declared i inoperable in order to remove the existing doors and install new doors. These i doors remained inoperable for greater than the 7 days allowed by Technical S>ecifications due to the extensive scope of work necessary to properly install tie new frames and doors. It is expected that repairs to these fire doors will .

be completed by February 23, 1990. l As required by Technical Specifications the required compensatory measures will remain in place for the entire time period that the doors remain inoperable.

On January 15, 1990, fire door 989-5 was blocked open and declared inoperable in order to support ongoing maintenance activities in Room 5 of the Auxiliary Building. The door remained inoperable for a time period of greater than the 7 l days allowed by Technical Specifications. Door 989-5 was restored and declared i operable on January 27, 1990.

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As required by Technical Specifications the required compensatory measures l remained in place for the entire time period that the door was inoperable.

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Should you have any questions concerning this matter, please contact us.

Sincerely, V. N N&

W. G. Gates Division Manager t Nuclear Operations KJM/cfs

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LeBoeuf, Lamb, Leiby & MacRae l R. D. Martin, NRC Regional Administrator

• l A. Bournia, NRC Project Manager P. H. Harrell, NRC Senior Resident Inspector i

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