ML19261B735

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Accepts Commitment in Util to Use Criteria for Structural Overlapping Technique Provided in NRC
ML19261B735
Person / Time
Site: Perkins, Cherokee  Duke Energy icon.png
Issue date: 01/30/1979
From: Vargo S
Office of Nuclear Reactor Regulation
To: Dail L
DUKE POWER CO.
References
NUDOCS 7902280563
Download: ML19261B735 (2)


Text

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WASHINGTON, D. C. 20555 E

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JAN 3 01979 Docket Nos: STN 50-488 STN 50-491 STN 50-489 STN 50-492 1

STN 50-490 STN 50-493 Mr. L. C. Dail, Vice President Design Engineering Department Duke Power Company P.O. Box 33189

Dear Mr. Dail:

SUBJECT:

CRITERIA FOR PIPING MODELLING TECHNIQUE - STRUCTURAL OVERLAPPING (PROJECT 81 - PERKINS NUCLEAR STATION, UNITS 1, 2 AND 3, AND CHEROKEE NUCLEAR STATION, UNITS 1, 2 AND 3)

By letter of November 24, 1978 you advised us that for any Perkins and Cherokee facilities analysis that requires that an overlapping technique be employed, the requirements defined by Mr. Baer's October 3,1978 letter to William 0. Parker, Jr., Vice President, Steam Production, Duke Power Company, will be met and documented in the Final Safety Analysis Report (s).

Since the criteria in Mr. Baer's October 3,1978 letter provides an acceptable method of using the structural overlapping technique, the connitment you provided in your letter of November 24, 1978 is acceptable.

We plan to prepare a circular for distribution by the Office of Inspection and Enforcement that contains these criteria as guidance to utilities on the use of this technique.

Sihcerely, 3

)

Steven A.

afg.a, C e Light Water React s Branch No. 4 Division of Project Management cc: See next page 790228 c563

JAN 3 0 1379 Duke Power Company ccs:

William L. Porter, Esq.

Elizabeth S. Bowers, Esq.

Associate General Counsel Chai rma n Duke Power Company Atomic Safety and Licensing Board Charlotte, North Carolina 28242 U. S. Nuclear Regulatory Commission Washington, D. C.

20555 J. Michael McGarry, III, Esq.

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Debevoise & Liberman Dr. Donald P. deSylva 700 Shoreham Building Associate Professor of Marine Science 806 Fifteenth Street, N. W.

Rosenstiel School of Marine and Washington, D. C.

20005 Atmospheric Science University of Miana William A. Raney, Jr.

Miami, Florida 33149 Special Deputy Attorney General Attorney for the State of Dr. Walter H. Jordan North Carolina 881 W. Outer Drive Department of Justice Oak Ridge, Tennessee 37330 P. O. Box 629 Raleigh, North Carolina 27602 Allan S. Rosenthal, Chiarman Atomic Safety and Licensing Mary Apperson Davis, Chairman Appeal Board Yadkin River Committee U. S. Nuclear Regulatory Commission Route 4, Box 261 Washington, D. C.

20555 Mocksville, North Carolina 27028 Dr. John H. Buck Thomas S. Erwin, Esq.

Atomic Safety and Licensing Appeal Board P. O. Box 928 U. S. Nuclear Regulatory Commission Raleigh, North Carolina 27602 Washington, C. C.

20555

. David Springer Richard S. Salzman, Esq.

The Point Farm Atomic Safety and Licensing Appeal Board Route 4 U. S. Nuclear Regulatory Commission Mocksville, North Carolina 27028 Washington, D. C.

20555 William G. Pf fferkorn, Esq.

2124 Wachovia Building Winston-Salem, North Carolina 27101 Richard P. Wilson, Esq.

Assistant Attorney General S. C. Attorney General's Office P. O. Box 11549 Columbia, South Carolina 29211

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