ML19332E549

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Forwards Application for Amend to License NPF-1,consisting of License Change Application 187,revising Tech Specs for Steam Generators to Allow Tube Repair by Sleeving Instead of Plugging.Proprietary Rept Withheld (Ref 10CFR2.790)
ML19332E549
Person / Time
Site: Trojan File:Portland General Electric icon.png
Issue date: 11/30/1989
From: Cockfield D
PORTLAND GENERAL ELECTRIC CO.
To:
NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
Shared Package
ML19293A068 List:
References
NUDOCS 8912070356
Download: ML19332E549 (2)


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y David W. Cockfield Vice President, Nuclear

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November-30, 1989 Trojan Nuclear Plant Docket 50-344 License NPF !

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j iU.S.~ Nuclear Regulatory Commission ATTN Document Control Desk Washington DC 20555

Dear' Sirs:

License Change Application 187

-Attached is one signed origin't,1 of License' Change Application (LCA) 187

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requesting amendment of Operating License NPF-1.

This LCA modifies the Technical Specification requirements for steam generators to allow tube repair by: sleeving as an alternative to plugging.. Portland General Electric Company requests that-the Nucicar Regulatory Commission review i

qand approve this proposed: license change by March 10,~1990.-

i Enclosed are technical reports prepared by Babcock and Wilcox, Bechtel-KWU

. Alliance (Universal Testing Laboratories) and Combustion Engineering, cIncorporated,-describing-the sleeving repair processes which will be used.

Since these reports contain information proprietary to these respective owners,Lauthorization letters and affidavits are provided as Attachments C, D and E..The affidavits set forth the basis on which the information may be withheld from public: disclosure by the Commission.and specifically addresses the considerations listed in Paragraph (b)(4)'of Section 2.790 to the Commission's regulations. Accordingly, it is respectfully requested that the' enclosed technical reports be withheld from public disclosure in accordance with' Title 10 of the Code of Federal Regulations, Section 2.790.

P1' ease note that the Babcock and Wilcox Report addresses sleeving only in the tube sheet region of the steam generator. A revised report will be

. submitted in January clearly indicating changes that incorporate sleeving in.the tube uupport plate regions.

4 891207d356 891130

.PDR ADOCK 05000344 P

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Document Control Desk TNovember 30, 1989 Pano 2' Also attached is one signed copy of a certificate of Service for LtA 187 to.

(the chief executive of the county in which the facility is located and the

-Director of the State of Oregon, Department of Energy..

' Sincerely, t

Attachments-

' Enclosures c: 'Mr.1 John B. Martin Regional Administrator, Regior. V U.S. Nuclear. Regulatory Commission Mr. David Stewart-Smith State of Oregon-Department of Energy.

Mr. R. C. Barr i

NRC Resident Inspector Trojan Nuclear Plant e

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