ML19269E848

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Responds to IE Bulletin 79-03.No Welded Pipe Supplied by Youngstown Welding & Engineering in Use or Planned for Use
ML19269E848
Person / Time
Site: Millstone Dominion icon.png
Issue date: 05/15/1979
From: Counsil W
NORTHEAST UTILITIES
To: Grier B
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
References
AEC-MP3-181, NUDOCS 7906290724
Download: ML19269E848 (2)


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May 15,1979 United States Nuclear Regulatory Commission Office of Inspection and Enforcement Region I 631 Park Avene King of Prussia, Pennsylvania 19406 ATTN: Mr. B. H. Grier, Director Gentlemen: Docket No. 50-423 AEC-MP3-181

SUBJECT:

Millstone Unit No. 3 I.E. Bulletin No. 79-03 Reference (1) B. H. Grier letter to W. G. Counsil dated March 12, 1979.

In Reference (1) the subject I.E. Bulletin was transmitted to Northeast Nuclear Energy Company with app 9priate action requested. A summary of the results of the investigation can be found in Attachment i entitled Status of Investigation into NRC I.E. Bulletin 79-03. Please note that investigation is continuing on items 4 and 5 of the attachment. We expect to be able to transmit the results of this continuing investigation by July 15, 1979.

Very truly yours, NORTHEAST NUCLEAR ENERGY COMPANY W. G. Counsil Vice President Nuclear Engineering & Operations cc: Nuclear Regulatory Commission Office of Inspection and Enforcement Division of Reactor Operations Inspection Washington, D. C. 20555 2142 048 7906290l M Q

i Status of Investigation into NRC I.E. Bulletin 79-03 ATTACliMENT 1 Vendor / Purchaser System Resul ts/ Comment

1) Westinghouse Reactor Coolant System No welded pipe supplied by Youngstown Welding and Engineering Company used on this order.
2) Stone & Webster Various - Safety Related No welded pipe supplied by Youngstown Welding Construction Systems - Random Spools and Engineering Company used on these orders.

Purchase Orders

3) Tubeco, Inc. (M-150) Various - Safety Related Although substantial quantities of welded pipe Systems from Youngstown Welding and Engineering Company has been or will be used in the fabrication of Unit 3 safety-related pipe spools, all of the material invalved have had 100% x-ray of the longitudinal seam weld and therefore are con-sidered acceptable.
4) Southwest Fabrication Various - Safety Related Still under investigation. We will report to and Welding Company Systems the NRC as soon as this information is available.
5) Miscellaneous Orders Still under investigation. We will report to the In Which Vendor May HRC as soon as this information is available.

Have Supplied Pipe N

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