ML20147D772

Lists Draft Inputs Received to Date for Inclusion in the Final Pcsg (Pipe Crack Study Group) Rept to Be Submitted 781201.Inputs to Be Reviewed & Task Rept Interfaces to Be Coordinated at 781218-19 Meeting

ML20147D772
Person / Time
Issue date:	12/08/1978
From:	Shao L NRC OFFICE OF NUCLEAR REGULATORY RESEARCH (RES)
To:	Eisenhut D Office of Nuclear Reactor Regulation
References
NUDOCS 7812200153
Download: ML20147D772 (3)

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UNITED STATES

• e RUCLEAR REGULATORY COMMISSION W ASHINGTON, D. C. 20555 DEC 8 1978 Those On Attached List Gentlemen:

Subject:

Pipe Crack Study Group (PCSG) Report L. C. Shao, Pipe Crack Study Group Chairman, stated in the last PCSG meeting that draft task inputs to the final PCSG report were to be submitted to him by December 1,1978. To date only the following draf t inputs have been received:

Task 1 -

Introduction S. Bush Task 5 - Recent NRC and Industry Actions R. Woodruff Task 8 - Pipe Configurations and Stress E. Rodabaugh Levels Task 13-Recommended NRC Actions J. Burns (D. Eisenhut has the responsibility for this task)

Task 15-Summary S Bush The report input for the following tasks have not been received:

W. Ha lton and Task 2 - Current Plant Status Task 3 - History of BWR Pipe and W. Hazelton and Safe Ends R. Gamble Task 4 - History of PWR Cracks W. Hazelton and R. Gamble f

Task 6 - Metallurgy Associated with A. Taboada l

Pipe and Safe End Cracking i

Task 7 - Reactor Coolant Chemistry J. Weeks Task 9 - Methods of Detecting Cracks W. Hazelton l

r 1

781220065 l

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, Task 10- Recent Developments J. Muscara Task 11-Significance of Cracks R. Gamble Task 12-Potential for Future Cracking A. Taboada Task 13-Recommended NRC Actions D. Eisenhut Task 14-Reconnendations for Future J. Muscara Research J. Weeks states that the input for Task 7 will be submitted by December 8.

A. Taboada states that the Task 6 and 12 inputs will also bt submitted by December 8.

The main purpose of the PCSG meeting on December 18 and 19, is to review these inputs and coordinate the task report interfaces. To accomplish this, the PCSG members must have copies of all task inputs in advance for their detailed review.

All PCSG members must submit their inputs to me now for distribution.

rh J

L. C. Shao, Assistant Director for General Reactor Safety Research Division of Reactor Safety Research cc:

L. V. Gossick, ED0 S. Levine, RES H. R. Denton, NRR R. B. Minogue, SD E. G. Case, NRR T. G. McCreless, ACRS T. E. Murley, RES V. Stello, NRR R. J. Mattson, NRR L. S. Tong, RES C. Z. Serpan, RES G. A. Arlotto, SD NRC PDR +-

ADDRESSEES - LETTER DATED DEC 8 1978 D. G. Eisenhut, NRR W. S. Hazelton, NRR R. M. Gamble, NRR K. V. Seyfrit, IE A. Taboada, SD J. Muscara, RES J. Weeks BNL E. C. Rodabaugh, BCL J. J. Burns, RES S. H. Bush, PNL R. Woodruff, IE 1

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