ML18018A936

Letter Referring to the March 21, 1978 Letter Requesting Additional Information on Load Combinations, Acceptance Criteria, and Dynamic Methods

ML18018A936
Person / Time
Site:	Nine Mile Point
Issue date:	05/05/1978
From:	Sobon L General Electric Co
To:	Knight J Office of Nuclear Reactor Regulation
References
Download: ML18018A936 (4)

Text

4 Z FORM rSI 195 i U.S. NUCLEAR REGULATORY COMMISSION D NRC DISTRIBUTION FoR PART 50 DOCKET MATERIAL FIEE+BER FROM: DATE OF DOCUMENT James Ti Knight General Electric San Jose, Ca 95125 DATE RECEIVED

ETTER ONOTORIZED PROP INPUT FORM NUMBER OF COPIES RECEIVED

'CJ OFI I G INAL J2QNCLASSIFIED Ocopv I SiC ~Q CRIPTION ENCLOSURE Response to NRC ltr dtd 03/21/78' Forwarding addi info concerning load combi-nations~ acceptance criteria and dynamic method re the'ark II Containment Program, ~ ~ ~ ~

1p 100p ANT'AIIE gem 05/09/78 zo ~~~ CPS~ /-r5 FOR ACTION/INFOR MATION ENVIRONMENTAL ASSIGNED AD: E LTR CH CHIEF: BRANCH CHIEF:

PROJECT MANAGER:

LIC. ASST-B. HARLESS INTERNAL D ISTR I BUTION LES T SYSTEMS SITE SAFETY G C PDR ENVIRON AiIALYSIS DEVi TON G i~IIJLLER GOSSICK G STAFF ENGINEERING L TO IRON TECH ERNST CTORS BALLARD L D VAGEMENT EACTOR SAFETY TECH ROSS AM4ILL (2 LINS NOVAK TL R ROSZTOCZY LYSIS CHECK UOLL~fER C &r C T I INS ALTZMAN se cK EXTERNAL DISTRIBUTION CONTROL NUMBER LPDR:

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GENERAL ELECTRIC NUCLEAR ENERGY P R 0 J ECTS D I Vl S ION GENERAL ELECTRIC COMPANY, 175 CURTNER AVE., SAN JOSE, CALIFORNIA 95125 MC 681, {408) 925-3495 MFN-193+8 May 5, 1978

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U. S. Nuclear Regulatory Commission m Office of Nuclear Reactor Regulation Vl Washington, D.C. 20555 Attention: James T. Knight, Assistant Director Division of Systems Safety Gentlemen:

SUBJECT:

MARK II CONTAINMENT PROGRAM - RESPONSES TO NRC RE(VEST FOR ADDITIONAL INFORMATION - LOAD COMBINATIONS

Reference:

Stephen A. Varga (NRC), to Niagara Mohawk Power Corp.,

request for additional information, March 21, 1978, Docket No. 50-410 In the referenced letter additional information was requested on load combinations, acceptance criteria, and dynamic methods. -I understand that similar requests for information have been made on other Mark II projects. Enclosed you will find ten copies of responses to the NRC questions identified in the reference letter. This information is being provided by the General Electric Company on behalf of the Mark II Owners Group as a generic response to the requested information.

Sincerely L. . Sobon, Manager BWR Containment Licensing Containment Improvement Program LJS:bp/1300 Enclosures 'M~. ~~Ag~d P P~'/w~ ~/4'<M I, jl0A 8 2>

cc: J. F. Stolz, NRC K. Kniel, NRC

0. D. Parr, NRC S. A. Varga, NRC S. Hou, NRC L. S. Gifford, GE Bethesda File: 3.5.3/3.2.7