ML20132D292

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Forwards Request for Addl Info Re Westinghouse QA Program to Complete Initial Safety Review of Topical SAR for Westinghouse MC-10 Cask for ISFSI (Dry Storage)
ML20132D292
Person / Time
Issue date: 09/25/1985
From: Rouse L
NRC OFFICE OF NUCLEAR MATERIAL SAFETY & SAFEGUARDS (NMSS)
To: Rahe E
WESTINGHOUSE ELECTRIC COMPANY, DIV OF CBS CORP.
References
REF-PROJ-M-41 NUDOCS 8509300135
Download: ML20132D292 (2)


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ATTF: E. P. Rahe, Jr., t'anager 1 Nuclear Safety Cecarteent i rucleer Technology Divison P. O. Fox 355 Pittsburgh, Pennsylvania 15230 I

j Centlemen:

l Wile we have not co eleted cur initial safety review of the l "Tenical Safety Analysis Feport for the Vestinqhouse PC-10 Cask for I

an Independent Spent Fuel Storaga Insta11atio's (Dry Sterace)" sub-t f ritted by Vestingbouse by letter dated Decerber 20, 1904, we have l

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completed our initial review with respact to your quality assurtnce i

prenrn. ACCordingly, we are enclosing a request for additional inferration on it to afford ycu the opportunity of preparing voor resonnse ard erreditino this cart of the review.

Sincerely, Origirm1 aigned W Jeb P. BetteW48 i

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,t, Yl Leland C. Rouse, Chief Edvanced Fuel and Sr.ent v Fuel Licensino Branch Pivision of Fuel rycle and Material Safety

Enclosure:

r,eouest for Mditional Information 8509300135 850925 PDR PROJ M-41 PDR n ,- 0 $

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1 REQUEST FOR ADDITIONAL INFORMtTION 1

WESTINGHOUSE QA i

4 i' 1. Chapter 11 of TSAR states: "The Westinghouse NCD Quality Assurance Program is involved with every facet of the manufacturing cycle...."

Clarify this to a commitment that the pertinent provisions of the Westinghouse NCD QA program shall be applied to every facet of the design and manufacturing cycle..., or justify not doing so.

l 2. The Westinghouse QA program described in WCAP 8370/7800 Rev.10/6A and referenced in Chapter 11 of the TSAR for the Westinghouse MC-10 Cask for an ISFSI (dry storage) uses the term " safety-related."

l 10 CFR Part 72 (Section 72.89) requires a OA program based on the I

criteria of Appendix 3 to Part 50 be established and implemented 4

for structures, sy . vns, and components of an ISFSI that are

! "important to safety.- 10 CFR Part 72 includes a definition of the tern "impcrtant to safety" unique to the ISFSI's. It appears that die term " safety related" in the WCAP meets the definition of "important to Safety" in 10 CFR Part 72, i.e., the terms are used interchangeably. If you agree with this assumption, please so

! document in the TSAR or the WCAP.

3. Identify the items of the MC-10 cask which are important to safety

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(per 10 CFR Part 72) and are therefore controlled per WCAP 8370/7800.

l 4. Section 1.5 of the TSAR states: " Westinghouse does not make f reference to any other topical reports within this report," yet i Chapter 11 states: " Details of the Quality Assurance Program are I

contained in WCAP 8370/7800 Rev.10/6A ..." Since WCAP 8370/7800 is a topical report, these statements appear contradictory. Cl ari fy.

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