ML20137U046

Informs of Completion of Licensing Action for GL 92-08, Thermo-Lag 330-1 Fire Barriers, for Plant,Unit 1

ML20137U046
Person / Time
Site:	Callaway
Issue date:	04/11/1997
From:	Thomas K NRC (Affiliation Not Assigned)
To:	Schnell D UNION ELECTRIC CO.
References
GL-92-08, GL-92-8, TAC-M85530, NUDOCS 9704160257
Download: ML20137U046 (2)

Text

, April 11, 1997 Mr. Donald Schnell Senior Vice President - Nuclear Union Electric Company Post Office Box 149 4 St. Louis, Missouri 63166

SUBJECT:

COMPLETION OF LICENSING ACTION FOR GENERIC LETTER 92-08, " THERM 0-LAG 330-1 FIRE BARRIERS," FOR UNION ELECTRIC COMPANY, CALLAWAY PLANT, UNIT 1 (TAC NO. M85530)

Dear Mr. Schnell:

By letters dated April 15, 1993, February 10, 1994, December 19, 1994, March 28, 1995, June 26, 1995, December 8, 1995, May 31, 1996, July 12, 1996, October 22, 1996, and January 31, 1997, Union Electric Company responded to Generic Letter (GL) 92-08, "Thermo-Lag 330-1 Fire Barriers," dated December 17, 1992, and follow-up requests for additional information dated

. June 16, 1993, December 21, 1993, September 19, 1994, December 28, 1994, October 23, 1995, and June 14, 1995, in regard to Thermo-Lag 330-1 fire barriers installed at Callaway Plant, Unit 1.

The NRC staff has reviewed your letters. Your responses stated that you have taken the actions necessary to achieve full compliance with your commitments to Appendix R and the separation criteria of IEEE-384-74. As such, by letter dated January 31, 1997, you stated that all corrective actions for the resolution of the Thermo-Lag issues had been implemented at Callaway Plant, Unit 1. On the basis of its review, the staff has determined that you have provided the information requested in GL 92-08 and the actions tracked by TAC No. M85530 are complete.

You should retain all documentation related to the resolution of the concerns with Thermo-Lag 330-1 fire barrier systems for future NRC audits or inspections. This documentation should include an evaluation of the ampacity impact of the previously installed Thermo-Lag material on the cable life of applicable circuits.

If you have any questions regarding this matter, please contact me at (301) 415-1362.

Sincerely, Original Si ned B Kristine M. T omas, yProject Manager

' g Q { g g @ y Project Directorate IV-2 Division of Reactor Projects - III/IV Office of Nuclear Reactor Regulation Docket No. 50-483 DISTRIBUTION: KThomas TMarsh, SPLB Docket' File ACRS, TWFN D0udinot, SPLB cc: See next page PUBLIC PDIV-2 Reading RJenkins, EELB JRoe OGC, 015B18 JCalvo, EELB EAdensam WJohnson, RIV AHowell, RIV WBateman LTran 160042 DOCUMENT NAME: CAL 85530.LTR *See Previous Concurrence OFC PDIV-2/PM PDIV-2/LA SPLB/BC* EELB/BC*

NAME KTnSnOak CNftOf TMarsh JCalvo

, DATE 4/U/97 4/h /97 4/8/97 3/28/97 9704160257 970411 L RECORD COPY PDR ADOCK 05000483 P PDR

~.

' r,

.r Mr. D. F. Schnell April 11, 1997 cc:

Professional Nuclear Mr. Otto L. Maynard Consulting, Inc. President and Chief Executive Officer j 19041 Raines Drive Wolf Creek Nuclear Operating Corporation

. Derwood, Maryland 20855 P.O. Box 411

Burlington, Kansas 66839 i Gerald Charnoff, Esq.

! Thomas A. Baxter, Esq. Mr. Dan I. Bolef, President

! Shaw, Pittman, Potts & Trowbridge Kay Drey, Representative 2300 N. Street, N.W. Board of Directors Coalition

! Washington, D.C. 20037 for the Environment

! 6267 Delmar Boulevard Mr. H. D. Bono University City, Missouri 63130 4

Supervisin? Engineer, Site Licensing Mr. Lee Fritz l Union Electric Company Presiding Commissioner Post Office Box 620 Callaway County Court House 1 Fulton, Missouri 65251 10 East Fifth Street

Fulton, Missouri 65151 l U.S. Nuclear Regulatory Commission 1 Resident Inspector Office Mr. Alan C. Pesswater, Manager

, 8201 NRC Road Licensing and Fuels Steedman, Missouri 65077-1302 Union Electric Company Post Office Box 66149

Mr. G. L. Randolph, Vice President St. Louis, Missouri 63166-6149 4

Nuclear Operations

Union Electric Company Mr. J. V. Laux, Manager ,

P.O. Box 620 Quality Assurance l 2

Fulton, Missouri 65251 Union Electric Company  ;

Post Office Box 620 Manager - Electric Department Fulton, Missouri 65251 j Missouri Public Service Commission i 301 W. High

! Post Office Box 360 l Jefferson City, Missouri 65102 Regional Administrator, Region IV U.S. Nuclear Regulatory Commission Harris Tower & Pavilion i 611 Ryan Plaza Drive, Suite 400 l Arlington, Texas 76011-8064 Mr. Ronald A. Kucera, Deputy Director i Department of Natural Resources

P.O. Box 176 4 Jefferson City, Missouri 65102 I(

4 i

)

l -