ML19338G617

From kanterella
Jump to navigation Jump to search
Forwards Fire Qualification Test on Retrofit Penetration Seals, in Response to NRC 800906 Ltr Requesting Addl Info Required by Fire Protection Safety Evaluation
ML19338G617
Person / Time
Site: Prairie Island  Xcel Energy icon.png
Issue date: 10/24/1980
From: Mayer L
NORTHERN STATES POWER CO.
To:
Office of Nuclear Reactor Regulation
Shared Package
ML19338G618 List:
References
TAC-11094, TAC-11095, NUDOCS 8010310355
Download: ML19338G617 (2)


Text

. .

TG72A MSP NORTHERN STATES POWER COMPANY M I N N E A PO L.l S. MI N N E SOTA 55401 Cetober 24, 1980 Director Office of Nuclear Reactor Regulation US Nuclear Regulatory Commission Washington, DC 20555 PRAIRIE ISLAND NUCLEAR GENERATING PLANT Docket Nos. 50-282 License Nos. DPR-42 50-306 DPR-60 Information Relating to Fire Protection Modifications The Prairie Island Fire Protection Safety Evaluation Report issued by the NRC Staff on Septeeber 6, 1979 required additional information in the form of design details, test results, or acceptance criteria to be provided to assure that the design of certain modifications was acceptable In addition, certain evaluations were to be completed and submitted for NRC Staff review. Our letters dated October 22, 1979, October 23, 1979, October 30, 1979, November 30, 1979, December 26, 1979, and December 31, 1979 provided the required informatior and evaluations. For the following items, however, we agreed to provide adciitional details when they became available:

Fire Protection Safety Evaluation Item Number Subject 3.1.l(2) Penetration Seal Upgrading 3.1.1(4) Foam Seal Replacement 3.1.5(1) Structural Member Coating 3.2.2(1) Seal Qualification 3.2.2(2) Diesel Generator Room Seal Qualification 3.2.5(1) Fire Damper Evaluation 3.2.6 Fire Pump Barrier 3.2.8 Fire Detector Response The purpose of this letter is to provide the additional details promised for these items. Refer to the attached descriptive information and drawings.

l l

l 0

go 5 solos 1035S P qu

NORTHERN STATES POWER COMPANY Director of Nuclear Reactor Regulation October 24,1980 Page Please contact us if you have any questions related to the attached material.

This completes the information we are required to submit by the Prairie Island Fire Protection Safety Evaluation Report.

L 0 Mayer, PE Manager of Nuclear Support Services LOM/DMM/jh cc J G Keppler G Charnoff NRC Resident Inspector At tachment I

l l