ML20052D536

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Considers Requiring That Util Replace Furnace Sensitized Stainless Steel Safe Ends Before Returning Facility to Svc
ML20052D536
Person / Time
Site: Humboldt Bay
Issue date: 04/21/1982
From: Vassallo D
Office of Nuclear Reactor Regulation
To: Crane P
PACIFIC GAS & ELECTRIC CO.
References
NUDOCS 8205060565
Download: ML20052D536 (2)


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s DISTRIBUTION: Docket File J. Heltemes I&E-1 NRC PDR NSIC Local PDR S. Norris ORB #2 Rdg 0 ELD ACRS-10 VRooney D. Eisenhut Gray T. Ippolito April 21,1982 Docket No. 50-133 V

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Mr. P. A. Crane b

8 fu Vice President and General Counsel C['4 l;.8 1

Pacific Gas and Electric Company n

t 77 Beale Street, 31st Floor M

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San Francisco, California 94106 G)y@fe N

Dear Mr. Crane:

Subject:

Furnace-Sensitized Stainless Steel Safe Ends at Boiling Water Reactors Re: Humboldt Bay Power Plant, Unit No. 3 Because furnace-sensitized stainless steel safe ends are used in your plant, we are writing to you regarding the recent occurrence of leaks developing in furnace-sensitized stainless steel safe ends on reactor vessel nozzles at the Nine Mile Point plant, and the staff's continuing concern with the potential for such leaks. We recognize that you are presently in an extended shutdown condition, and that as long as you reinain in that condition any safety concerns associated with furnace-sensitized safe ends are minimal.

The potential for cracking and leakage from furnace-sensitized safe ends has been confimed with the Nine Mile Point occurrence. For this reason we are considering requiring that you replace your furnace-sensitized stainless steel safe ends before returning Humboldt Bay to service.

Please contact Mr. Vern Rooney of my staff if you have any questions on this matter.

Sincerely.

Ori$ralsbe:f by D.B.V:ss:!la Domenic B. Vassallo, Chief Operating Reactors Branch #2 Division of Licensing cc See next page

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...........q OFFICIAL RECORD COPY usa m m.- m eeo unc ronu m om uncu om

Mr. Philip A. Crane, Jr.

Pacific Gas & Electric Company cc:

Mr. James Hanchett Public Information Officer Region V - IE U. S. Nuclear Regulatory Commission 1990 N. California Boulevard Walnut Creek, California 94596 Humboldt County Library 636 F Street Eureka, California 95501 Michael R. Sherwood, Esq.

Sierra Club Legal Defense Fund, Inc.

2044 Fillmore Street San Francisco, California 94115 Linda J. Brown, Esquire Donohew, Jones, Brown & Clifford 100 Van Ness Avenue, 19th Floor San Francisco, California 94102 o

Dr. Perry Aminoto Department of Conservation Division of Mines & Geology 1416 9th Street, Room 1341 Sacramento, California 95814 Friends of the Earth ATTN: Andrew Baldwin 124 Spear Street San Francisco, California 94105 Bruce Norton, Esq.

3216 N. Third Street, Suite 202 Phoenix, Arizona 85012 Robert H. Engelken Regional Administrator, Region V U.S. Nuclear Regulatory Commission 1990 N. California Blvd. Suite 202 Walnut Creek, CA 94596 l

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