ML20137T960

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

ML20137T960
Person / Time
Site:	Vermont Yankee
Issue date:	04/14/1997
From:	Rooney V NRC (Affiliation Not Assigned)
To:	Reid D VERMONT YANKEE NUCLEAR POWER CORP.
References
GL-92-08, GL-92-8, TAC-M85618, NUDOCS 9704160222
Download: ML20137T960 (2)

Text

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Mr. Donald Af Reid April 14, 1997 Vice President, Operations

. Verihont Yankee Nuclear. Power Corporation l Ferry Road j Brattleboro, VT 05301

SUBJECT:

l COMPLETION OF LICENSING ACTION FOR GENERIC LETTER 92-08, " THERM 0-LAG 330-1 FIRE BARRIERS," DATED DECEMBER 17, 1992, FOR VERMONT YANKEE j NUCLEAR POWER STATION (TAC NO. M85618) j'

Dear Mr. Reid:

.By letters dated April 16, 1993, June 1. 1993, and June 28,.1993, Vermont Yankee Nuclear Power Corporation (VYNPC) responded'to Generic Letter (GL) 92-08, "Thermo-Lag 330-1 Fire Barriers," dated December 17, 1992, and a i follow-up request for additional information dated June 2, 1993, in regard to j' Thermo-Lag 330-1 fire barriers installed at Vermont Yankee. The NRC staff has i

,. reviewed your letters. '

s Yourresponses'slatedthatmodificationsat: i ermont Yankee to achieve compliance with,10 CFR Part 50,~ Appendix R, without reliance on Thermo-Lag 330 were completed on May 18, 1993,- and that the modifications were to 1) reroute circuits to prov.ide 20' feet separation and 2) replace Thermo-Lag with Interam t E-54A, which you stated _is.a qualified 3-hour fire wrap manufactured by 3M Company.<;By letter dated ~ June'28, 1993,?you stated that all corrective actions for-the; resolution of the Thermo-Lagtissues had been implemented _at Vermont; Yankee. On the basisiof-its-review, the staff has determined that you -

have provided the'information: requested'in GL 92-08, and the actions tracked by TAC No, M85618 are complete; ii e . a, a .

You should retain all" documentation pelated 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. ,

i If you have any questions ~regarding this matter, please contact me at (301) 415-3045; -

Sincerely, VL Original signed by g(  % Vernon L. Rooney, Sr. Project Manager Project Directorate I-3

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Division of Reactor Projects - I/II  !

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Docket No. 50-271 cc: See next page g 7 Distribution '

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DATE 03/ga/97 03/R/97 03/yl/97 ~ W D87 7 /97- Q$/d/97  !

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Vermont Yankee Nuclear Power Vermont Yankee Nuclear Power Station Corporation .

cc:

Mr. David Rodham, Director Regional Administrator, Region I ATTN: James Muckerheide U. S. Nuclear Regulatory Commission Massachusetts Civil Defense Agency 475 Allendale Road 400 Worcester Rd.

King of Prussia, PA 1940C P.O. Box 1496 Framingham, MA 01701-0317 R. K. Gad, III Ropes & Gray Mr. Raymond N. McCandless One International Place Vermont Division of Occupational Boston, MA 02110-2624 and Radiological Health Administration Building Mr. Richard P. Sedano, Commissioner Montpelier, VT 05602 Vermont Department of Public Service 120 State Street, 3rd Floor Mr. J. J. Duffy Montpelier, VT 05602 Licensing Engineer Vermont Yankee Nuclear Power Public Service Board Corporation State of Vermont 580 Main Street 120 State Street Bolton, MA 01740-1398 Montpelier, VT 05602 Mr. Robert J. Wanczyk, Plant Manager Chairman, Board of Celectmen Vermont Yankee Nuclear Power Station Town of Vernon P.O. Box 157, Governor Hunt Road P.O. Box 116 Vernon, VT 05354 Vernon, VT 05354-0116 Mr. Ross B. Barkhurst, President Mr. Richard E. McCullough Vermont Yankee Nuclear Power Operating Experience Coordinator Corporation Vermont Yankee Nuclear Power Station Ferry Road P.O. Box 157 Brattleboro, VT 05301 Governor Hunt Road Vernon, VT 05354 Ms. Betsy Higgins Congram Environmental Review Coordinator G. Dana Bisbee, Esq. John F. Kennedy Federal Building Deputy Attorney General Room 2203 33 Capitol Street Boston, Maine 02203 Concord, NH 03301-6C37 Resident Inspector Vermont Yankee Nuclear Power Station U.S. Nuclear Regulatory Commission P.O. Box 176 Vernon, VT 05354 Chief, Safety Unit Office of the Attorney General One Ashburton Place,19th Floor Boston, MA 02108 i