ML20215H407

From kanterella
Jump to navigation Jump to search
Requests Approval to Use ASME Code Case N-430,incorporating Modified Visual Weld Acceptance Criteria for Nf Structures, at Earliest Opportunity
ML20215H407
Person / Time
Site: Satsop
Issue date: 10/17/1986
From: Sorensen G
WASHINGTON PUBLIC POWER SUPPLY SYSTEM
To: Knighton G
Office of Nuclear Reactor Regulation
References
GO3-86-543, NUDOCS 8610230180
Download: ML20215H407 (1)


Text

Washington Public Power Supply System Box 1223 Elma, Washington 98541 1223 (206)482-4428 DOCKET NO. 50-508 October 17, 1986 G03-86-543 Director of Nuclear Reactor Regulation Attention: Mr. G. W. Knighton, Chief PWR Project Directorate No. 7 U.S. Nuclear Regulatoif Commission Washington, D.C. 20555

Subject:

NUCLEAR PROJECT NO. 3 i

USE OF ASME CODE CASE N-430 " ALTERNATIVE l REQUIREMENTS FOR WELDING WORKMANSHIP AND l VISUAL ACCEPTANCE CRITERIA FOR CLASS 1, l 2, 3 AND MC LINEAR-TYPE AND STANDARD t

SUPPORTS", SECTION III, DIVISION 1

As permitted by Section III of the ASME Code, later Editions and Addenda and Code Cases may be used provided such use is acceptable to the regulatory

~

authority. Herewith we then formally request NRC approval of our use of ASME Code Case N-430, approved by ASME on February 28, 1986. This Code Case is an i

incorporation of modified visual weld acceptance criteria for NF structures.

We understand that the NRC has given unconditional approval to many utilities for the use of this code case.

l Accordingly, we hereby request that you approve the use of this Code Case at WNP-3. We respectfully request your reply at the earliest opportunity.

C w>< u '

G. C. Sorensen Manager Regulatory Programs WK/kp cc: Mr. J. A. Adams, NESCO Mr. M. F. Barnoski, Combustion Engineering Mr. R. M. Boucher, Pacific Power & Light Co.

Mr. W. L. Bryan, Washington Water Power Co.

Mr. W. J. Finnegan, Puget Sound Power & Light Co.

Mr. J. R. Lewis, BPA 1

Mr. N. S. Reynolds, Bishop, Liberman, Cook, Purcell & Reynolds Mr. D. Smithpeter, BPA Ms. R. M. Taylor, Ebasco - Elma Mr. B. D. Withers, Portland General Electric Co.

Document Control Desk - U. S. NRC 8610230180 861017 i

PDR ADOCK 05000508 @{

A PDR IO