ML20082P938

Special Rept 91-005:listed Four Fire Dampers Did Not Meet Acceptance Criterion of Closing W/Max Air Flow & Declared Inoperable.Design Change Requests Submitted to Mod Dampers to Ensure Proper Operation Under All Sys Conditons

ML20082P938
Person / Time
Site:	Farley
Issue date:	09/06/1991
From:	Woodard J ALABAMA POWER CO.
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
91-005, 91-5, NUDOCS 9109110163
Download: ML20082P938 (2)

Text

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Docket Nos. 50-348  !

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I U. S. Nuclear Regulatory C. mission ATTN: Document Control Desk Washington, DC 20555 Joseph M. Farley Nuclear Plant Special Report 91-005 Fire Dampers Inoperable Due To Failure To Close With Maximum Air Flow Gentlemen:

In accordance with the requirements of Technical Specification 3.7.12, the enclosed Special Repo. No.91-005 is submitted.

Respectfully submitted, d) '

JDW/BHW: map 0914 Enclosure cc: Mr. S. D. Ebneter Mr. S. T. Hoffman Mr. G. F. M'"well i

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Joseph H. Farley Nuclear Plant Special Report No.91-005 -

Fire Dampers Inoperable Due To Failure To Close With Maximum Air Flow During the performance of fire damper testing, the four fire dampers listed below did not meet the acceptance criterion of closing with maximum air flow and were declared inoperable. Each damper was declared inoperable on

the date it was tested. Design change requests have been submitted to modify these dampers to ensure proper operation under all system conditions.

Damper Numbqr Date Tested Desian Chance Reauest Number 121-115-34 08-08-91 91-1-7640 1-121-115-35 08-08-91 91-1-7641 2-121-133-01 08-15-91 91-2-7647 1-139-119-07 08-16-91 91-1-7649 The modifications to these dampers are expected to be completed by 09-20-91.

Technical Specification 3.7.12 requires these dampers be returned to operable status within seven days or a Special Report must be submitted within the following 30 days. Therefore, this Special Report is being submitted. All Technical Specification action statement requirements for

-these fire dampers are being met.

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