ML20237L189

Informs of Designation as Team Leader of Small Bore Piping Review Team,Consisting of Recipient & I Yin of Region III & Technical Assistance Contract Personnel from BNL as Team Members.Other Allegations for Evaluation Listed

ML20237L189
Person / Time
Site:	Diablo Canyon
Issue date:	08/14/1987
From:	Bosnak R Office of Nuclear Reactor Regulation
To:	Hartzman M Office of Nuclear Reactor Regulation
Shared Package
ML20237K209	List: DCL-84-064, Submits Response to Request for Info Re Design of Class 1E Electrical Raceway Supports,Per NRC Jan 1984 Insp.Mutually Redundant Conduits & Trays Will Not Be Supported by Shared Support.Related Info Encl ML20237K205 ML20237K248 ML20237K307 ML20237K373 ML20237K385 ML20237K388 ML20237K428 ML20237K433 ML20237K455 ML20237K489 ML20237K521 ML20237K528 ML20237K548 ML20237K561 ML20237K576 ML20237K592 ML20237K595 ML20237K616 ML20237K645 ML20237K658 ML20237K684 ML20237K695 ML20237K707 ML20237K740 ML20237K759 ML20237K792 ML20237K842 ML20237K868 ML20237K893 ML20237K906 ML20237K914 ML20237L118 ML20237L169 ML20237L189 ML20237L208 ML20237L230 ML20237L248 ML20237L317 ML20237L330 ML20237L332 ML20237L363 ML20237L412 ML20237L448 ML20237L461 ML20237L468 ML20237L490 ML20237L503 ML20238A886 ML20238A959
References
FOIA-84-743 NUDOCS 8708200115
Download: ML20237L189 (2)

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t MFMORA!4DbH TOR: Mark Hart 7mant tiechan'ical Engineering Branch TROM:

Robert J. Dosnak, Chief Mechanical Engineering Dranch SUBJCCT; ASSIGNMCNT As TEAM LFADER:

DIABLO CANYON SMALL 00RL PIPIllG REVIFW TEAM You are designated as team leader of the Small horc Piping Review Team, the tean will consist of yourself as team leader. I. Yin, Region 111 as i

Liam member, and technir,al asa.islunce contract personnel from BNL as; -

tea:n members,

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sita (san luis Obispo). Region V (Italnut Crcok). PGE/8echtel (SanYou and

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esti.blishe)d by you to investigate, as neccssary, the facts required to Francisco and 10Vp offices of R. Clnud Rierkricyl nn an itinerary substantiate the allegations which appear below, You should plan to; depart about January J.1984 and atteapt to conclude your activities by January 1<t, 1984.

The principal snf.11 borc piping allegation is number 55.

Other allega-tions which influence small bore piping design and aro, therefo're, assigned to your tedd for evaluation in addition to number 55 are the following number'.i:

18, 79, 82, 85. 86, 37, 88. 09. 91 and 95..

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in cari'yinq out your assignment, the end product should be an evaluation of the colic; tivo effect of those of the allegations which are found to i,* substantiated on the performance of the small bore piping of Diablo Canna Unit 1, presenting conclusions regarding such performance, and recominendations for operation hl 5% and higher levels of power generation.

The IDVP program results should be reconciled with your conclusions should they differ.

l o art J Rosnsk, Chief i

Hechanical Engineering Branch' Division of Engineering U:

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