ML13310A771

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Accepts Proposed Masonry Wall Test Program,Subj to Credit Re Use of Masonry Wall Tensile Strength of Masonry Bed Joints & Submittal of Pretest Analyses of Test Panel Walls
ML13310A771
Person / Time
Site: San Onofre 
Issue date: 04/05/1983
From: Crutchfield D
Office of Nuclear Reactor Regulation
To: Dietch R
Southern California Edison Co
References
LSO5-83-04-007, LSO5-83-4-7, NUDOCS 8304110219
Download: ML13310A771 (2)


Text

I!0 April 5, 1983 DISTRIBUTION Docket DJeng Docket No. 50-206 NRC PDR WRussel]

LS05-83-04-007 Loca] PDR ORB Reading NSIC DCrutchfi el d Mr. R. Dietch HSmith Vice President WPaulson Nuclear Engineering and Operations ELD Southern California Edison Company J or 2244 Walbut Grove Avenue A R Post Office Box 800 SB Rosemnead, California 91770 SP

Dear Mr. Dietch:

SUBJECT:

SAN ONOFRE UNIT NO. 1:-MASONRY WALL TEST PROGIWAm The,NRC staff has completed the review of Y~our proposed masonry wall test program. Based on our review, we conclude that your proposed test program is acceptable subject to the following conditions:

1. The licensee will not take credit forDmasonry tensile strength of masonry bed joints in showing that the methodology used is more conservative than the test results unless flexure tests are performed to suNpport the values used. The NRC staff will review any revised

.methodology that proposed using the fn' asonry tensile strength. This condition was discussed with SCE personnel in a telephone conversation on March 25, 1982.

2. The pretest analyses of the test panel walls should be submitted to the staff for review prior to commencement of the tests.,

It is our understanding that based on this conditional approval, the test program will proceed.

Sincerely, Original signed byP Dennis M. Crutchfield,,Chief Operating Reactors Branch #5 Division of Licensing cc:

See next page 8304110219 830405 PDR ADOCK 05000206 P

PDRA DearCr D

Dietch:

SLARNAMAE X4P........

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DAT3b O3

/83 0__ 51 83 J 4/.8 f/83 NRC FORM 318 (10-80) NRCM 0240 OFFICIAL RECORD COPY USGPO: 1981-335-960

Mr. April 5, 1983 cc Charles R. Kocher, Assistant General Counsel James Beoletto, Esquire Southern California Edison Company Post Office Box 800 Rosemead, California 91770 David R. Pigott Orrick, Herrington & Sutcliffe 600.Montgomery Street San Francisco, California 94111 Harry.B. Stoehr San Diego Gas & Electric Company

. 0. Box 1831 San Diego, California 92112 Resident Inspector/San Onofre NPS c/o U. S. NRC P. 0. Box 4329 San Clemente, California 92672 Mayor City of San Clemente San Clemente, California 92672 Chairman Board of Supervisors County of San Diego San Diego, California 92101 California Department of Health ATTN:

Chief, Environmental Radiation Control Unit Radiological Health Section 714 P Street, Room 498 Sacramento, California 95814 U. S. Environmental Protection Agency Region IX Office ATTN:

Regional Radiation Representative 215 Freemont Street San Francisco, California 94111 Robert H. Engelken, Regional Administrator Nuclear Regulatory Commission, Region V 1450 Maria Lane Walnut Creek, California 94596