ML20076C234

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Comments on 830720 Request for Addl Info Re Util Response to IE Bulletin 80-11.Confirmation & Clarification Re Use of Arching Action to Qualify Masonry Walls Needed Before Response to Item 3 Developed
ML20076C234
Person / Time
Site: Oconee  
Issue date: 08/10/1983
From: Tucker H
DUKE POWER CO.
To: Stolz J
Office of Nuclear Reactor Regulation
References
REF-SSINS-6820 IEB-80-11, NUDOCS 8308220279
Download: ML20076C234 (2)


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DUKE POWER GOMPANY P.O. BOX 33180 CHARLOTTE. N.C. 28242 HALB. TUCKER TELEPHONE vu a emmemswr (704) 373-4531 August 10, 1983 Mr. Harold R. Denton, Director Office of Nuclear Reactor Regulation U. S. Nuclear Regulatory Commission Washington, D. C. 20555 Attention:

Mr. John F. Stolz, Chief Operating Reactors Branch No. 4 Re: Oconee Nuclear Station Docket Nos. 50-269, -270, -287

Dear Sir:

A letter dated July 20, 1983 from J. F. Stolz transmitted a request for a response from Duke Power Company regarding additional information concerning

' the on-going review of the Oconee Nuclear Station response to IE Bulletin 80-11.

The request for additional information was a result of a site visit and corporate headquarters meeting conducted during May 25-27, 1983 attended by members of your staff, representatives of Franklin Research Center (NRC consultants), and representatives of Duke Power Company.

During this visit / meeting, there was considerable discussion regarding the use of arching action to qualify masonry walls without additional validation of the methodology. This matter was discussed in some depth and it was our understanding that the staff was to confirm their position on the need for this additional validation and, in general terms, the objective and nature of this requirement.

Since our response to item 3 of the additional information request, listed in your letter of July 20, 1983 depends on our understanding of the staff's position on this validation question, we need a confirmation and clarification before our response to item 3 can be developed.

I t

Very truly yours, L h in l

O Hal B. Tucker l

PFG/php I

cc:

Mr. James P. O'Reilly, Regional Administrator l

U. S. Nuclear Regulatory Commission l

Region II l

.101 Marietta Street, NW, Suite 2900 Atlanta, Georgia 30303 i

8308220279 830810 l

PDR ADOCK 05000269 G

PDR

$0 l

0 1-Mr. Harold R. Denton, Director

-August,10, 1983 Page 2-

-'cc:

Mr.-J. C. Bryant NRC Resident Inspector Oconee Nuclear Station Mr. John F. Suermann-Office of-Nuclear Reactor Regulation U. S. Nuclear ~ Regulatory Commission Washington, D. C. 20555 l

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