ML19262C039

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Summary of 791219 Meeting w/ORNL,Battelle-Columbus & Util at Site Re Independent Confirmatory ASME Code Stress Analysis to Be Performed by NRC on 1RH40 BA-12 RHR Piping Sys.Analysis to Be Done by ORNL
ML19262C039
Person / Time
Site: LaSalle  Constellation icon.png
Issue date: 01/02/1980
From: Stephens R
Office of Nuclear Reactor Regulation
To: Bosnak R
Office of Nuclear Reactor Regulation
References
NUDOCS 8001280004
Download: ML19262C039 (4)


Text

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NUCLEAR REGULATORY COMMISSION e

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E WASHINGTON, D. C. 20555

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Docket No.: 50-373/374 O

NOTE TO:

R. Bosnak FROM:

R. Stephens

SUBJECT:

SUMMARY

OF NRC/CEO) MEETING ON CONFIRMATORY PIPING ANALYSIS FOR LASALLE On December 19, 1979, a meeting was held at the LaSalle site to discuss the independent confirmatory ASME Code stress analysis to be performed by NRC on the LaSalle IRH40 BA-12 RHR piping system. The analysis will be performed by Oak Ridge National Labs, using the NRC piping code EPIPE, developed by Brookhaven. Representatives of CECO, NRC, ORNL, and Sargeant

& Lundy toured LaSalle Unit 1 to view varioas piping systems and to perform a walkdown of the 1RH40 BA-12 line. NRC emphasized that the purpose of this analysis was not to attempt to duplicate Sargeant &

Lundy's calculations, but to independently verify that the sample piping system meets the appropriate ASME Code stress allowables. ORNL and S&L discussed the package of piping design information which ORNL had recently received from Ceco. S&L discussed the methodology used in its analysis. ORNL was given some time-history load data for the subject line and the meeting was adjourned.

m R. M. Stephens Mechanical Engineering Branch Division of Systems Safety cc:

A. Bournia A. Cappucci, DSS H. Brammer, DSS s.-

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Mr. D. Louis Peoples JAN 2 1980 Director of Nuclear Licensing Commonhealth Edison Company P. O. Box 767 Chicago, Illinois 60690 cc: Richard E. Powell, Esq.

Isham, Lincoln & Beale One First National Plaza 2400

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Chicago, Illinois 60670 Dean Hansell, Esq.

Assistant Attorney General State of Illinois 188 West Randolph Street Suite 2315 Chicago, Illinois 60601 Mr. Roger Walker, Resident Inspector V. S. Nuclear Regulatory Comnission P. 0. Box 737 Streator, Illinois 61364

.b W 1815 150

Meeting Attendees:

NRC CECO R. Stephens G. Crane, et.al ORNL H. Nelms S. Moore Battelle-Columbus E. Rodabaugh

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1815 151

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SUMMARY

DISTRIBUTION c6et J. Knight NHL PDR S. Hanauer Local PDR R. Tedesco TIC R. Bosnak NRR Reading

5. Pawlicki LWR #3 File F. Schauer H. Denton K. Kniel E. Case T. Novak H. Berkow Z. Roxztoczy D. Ross W. Butler D. Vassallo V. Benaroya D. Skovholt R. Satterfield J. Stolz V. Moore R. Baer W. Kreger
0. Parr M. Ernst L. Rubenstein F. Rosa S. Varga R. Denise C. Heltemes EP Branch Chief W. Haass G. Chipman R. Houston J. Collins L. Crocker T. Murphy B. Kirschner G. Lear F. Williams B. Youngblood R. Mattson R. Jackson R. DeYoung L. Hulman Project Manager ABournia Attorney, ELD NRC Particigants:

M. Rushbrook IE (3)

R. Stephens ACRS (16)

R. Denise BCC: Applicant & Service List

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