ML17177A607

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Advises That 920723 Response to NRC Bulletin 92-01, Failure of Thermo-Lag 330 Fire Barrier Sys Acceptable
ML17177A607
Person / Time
Site: Dresden, Quad Cities  Constellation icon.png
Issue date: 08/20/1992
From: Siegel B
Office of Nuclear Reactor Regulation
To: Kovach T
COMMONWEALTH EDISON CO.
References
IEB-92-001, IEB-92-1, TAC-M83870, TAC-M83871, TAC-M83919, TAC-M83920, NUDOCS 9208280338
Download: ML17177A607 (3)


Text

August 20, 199~

Docket Nos. 50-237, 50-249 and 50-254, 50-265 DISTRIBUTION:

Docket File POI II-2 r /f PDI II-2 p/f J. Zwolinski C. Moore OFC NAME DATE Mr. Thomas J. Kovach Nuclear Licensing Manager NRC & Local PDRs B. Boger R. Barrett R. Pulsifer Commonwealth Edison Company - Suite 300 OPUS West III L. 01 shan B. Clayton RI II A. Masciantonio B. Siegel ACRS (10)

OGC 1400 OPUS Place P. Madden 801 Downers Grove, Illinois 60515

Dear Mr. Kovach:

SUBJECT:

RESPONSE TO NRC BULLETIN 92-01, "FAILURE OF THERMO-LAG 330 FIRE BARRIER SYSTEM" (TAC NOS. M83870, M83871, M83919, AND M83920)

Your letter dated July 23, 1992, provided a response to NRC Bulletin 92-01 for Dresden Station, Units 2 and 3, and Quad Cities Station, Units 1 and

2.

Your response stated that neither Dresden Station nor Quad Cities Station has Thermo-Lag 330 installed as a fire barrier for small diameter conduit or wide trays which provide safe shutdown capability.

Your confirmation provides an adequate basis to consider NRC's review of your response complete.

Further NRC review, if any, will be performed by inspection or audit.

cc:

See next page l PM : PD II I -2

,r 1zv192 Sincerely, Original signed by:

Byron L. Siegel, Project Manager Project Directorate 111-2 Division of Reactor Projects - 111/IV/V Office of Nuclear Reactor Regulation l PM: PD I II-2

'l LOLSHAN

f;/zo/92

Mr. Thomas J. Kovach Commonwealth Edison Company cc:

Michael I. Miller, Esquire Sidley and Austin One First National Plaza Chicago, Illinois 60690 Mr. C. Schroeder Plant Manager Dresden Nuclear Power Station 6500 North Dresden Road Morris, Illinois 60450-9765 U. S. Nuclear Regulatory Commission Resident Inspectors Office Dresden Station 6500 North Dresden Road Morris, Illinois 60450-9766 Chairman Board of Supervisors of Grundy County Grundy County Courthouse Morris, Illinois 60450 Regional Administrator Nuclear Regulatory Commission, Region III 799 Roosevelt Road, Bldg. #4 Glen Ellyn, Illinois 60137 Illinois Department of Nuclear Safety Office of Nuclear Facility Safety 1035 Outer Park Drive Springfield, Illinois 62704 Robert Neumann Office of Public Counsel State of Illinois Center 100 W. Randolph Suite 11-300 Chicago, Illinois 60601 Dresden Nuclear Power Station Unit Nos. 2 and 3

,., ~~

I

'~*,ZS.

Mr. Thomas J. Kovach Commonwealth cc:

Mr. Stephen E. Shelton Vice President Iowa-Illinois Gas and Electric Company P. 0. Box 4350 Davenport, Iowa 52808 Michael I. Miller, Esquire Sidley and Austin One First National Plaza Chicago, Illinois 60690 Mr. Richard Bax Station Manager Quad Cities Nuclear Power Station 22710 206th Avenue North Cordova, Illinois 61242 Resident Inspector U. S. Nuclear Regulatory Commission 22712 206th Avenue North Cordova, Illinois 61242 Chairman Rock Island County Board of Supervisors 1504 3rd Avenue Rock Island County Office Bldg.

Rock Island, Illinois 61201 Illinois Department of Nuclear Safety Office of Nuclear Facility Safety 1035 Outer Park Drive Springfield, Illinois 62704 Regional Administrator, Region III U. S. Nuclear Regulatory Commission 799 Roosevelt Road, Bldg. #4 Glen Ellyn, Illinois 60137 Robert Neumann Office of Public Counsel State of Illinois Center 100 W. Randolph Suite 11-300 Chicago, Illinois 60601 Quad Cities Nuclear Power Station Unit Nos. 1 and 2