ML20027C040

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Forwards Request for Addl Info Re Seismic Loading Used in Stress Analysis of Scram Discharge Vol Piping
ML20027C040
Person / Time
Site: Zimmer
Issue date: 09/23/1982
From: Youngblood B
Office of Nuclear Reactor Regulation
To: Borgmann E
CINCINNATI GAS & ELECTRIC CO.
References
NUDOCS 8210120344
Download: ML20027C040 (3)


Text

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l DISTRIBUTION:

e Document'ControD(50-358)W NRC PDR SEP 2 31982 L PDR TERA NSIC Docket No.: 50-358 i

LB#1 Reading l

MRushbrook tir. Earl A. Sorgunn GDick j

Sentur Vice President, Engineerin9 GEdison l

The Cincinnati Gas & Electric Cocpany Attorney, OELD Post Office Box 960 I&E Cincinnati, Ohio 45201 HBrammer DTerao

Dear lir. Borgnann:

ACRS (16)

Subject:

Request for Additional Information Regarding NUREG-0803 In our review of the response to NUREG-0803 (letter from E. A. Borgrunn to H. R. Denton, dated July 26,1982) we find that we need additional infor-nation regarding the seismic loading used in the stress analysis of the scran discharge volum piping.

Please advise us within two weeks of receipt of this letter when you will respond to the enclosed request. Timely receipt of the information is necessary in order that the staff nay conplete the FSAR review.

If you have questions regarding the enclosure please contact the t.R0 licensing project manager.

Sincerely, j

Originni cirned F7*

B. J. Yotn^1c^d B. J. Youngblood, Chief Licensing Branch No.1 Division of Licensing i

Enclosure:

As stated cc: See next page j

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Mr. Earl A. Borgmann Senior Vice President t

Cincinnati Gas & Electric Company

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Post Office Box 960 Cincinnati, Ohio 45201

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cc: Troy B. Conner, Jr., Esq.

Deborah Faber Webb f

Conner, Moore & Corber 7967 Alexandria Pike i

1747 Pennsylvania Avenue, N.W.

Alexandria, Kentucky 41001 i

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Washington, D. C.

20006 Andrew B. Dennison, Esq.

Mr. William J. Moran 200 Main Street I

General Counsel Batavia, Ohio 45103 j

Cincinnati Gas & Electric Company Post Office Box 960 George E. Pattison, Esq.

j Cincinnati, Ohio 45201 ClermontCountyProsecutingAttorneyl 462 Main Street Mr. Samuel H. Porter Batavia, Ohio 45103 Porter, Wright, Morris & Arthur 37 West Broad Street Mr. Waldman Christianson Columbus, Ohio 43215 Resident Inspector /Zimer RFD 1, Post Office Box 2021 i

Mr. James D. Flynn, Manager.

U. S. Route 52 Licensing Environmental Affairs Moscow, Ohio 45153 Cincinnati Gas & Electric Company i

Post.0ffice Box 960 Mr. John Youkilis

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Cincinnati, Ohio 45201 Office of the Honorable William Gradison i

David Martin, Esq.

United States House of Representative' Office of the Attorney General Washington, D. C.

20515 l

209 St. Clair Street First Floor Timothy S. Hogan, Jr., Chairman i

Frankfort, Kentucky 40601 Board of Comissioners 50 Market Street, Clermont County i

James H. Feldman, Jr., Esq.

Batavia, Ohio 45103

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216 East 9th Street Cincinnati, Ohio 45220 Lawrence R. Fisse, Esq.

Assistant Prosecuting Attorney i

W. Peter Heile, Esq.

462 Main Street Assistant City Solicitor Batavia, Ohio 45103 Room 214, City Hall Cincinnati, Ohio 45220 Mr. James G. Keepler 1

U. S. NRC, Region III John'D. Woliver, Esq.

799 Roosevelt Road

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Legal Aid Security Glen Ellyn, Illinois 60137 Post Office Box #47 550 Kilgore Street Edward R. Schweibinz Batavia, Ohio 45103 US NRC, Region III f

799 Roosevelt Road i

Glen Ellyn, Illinois 60137 l

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O Enclosure Request for Additional Information William H. Zicner Nuclear Power Station 110.0 MECHANICAL Et!GINEERING BRANCH 110.31 In your response to NUREG-0803 (letter from E. A. Borgaann to H. R.

(4.6.2)

Denton dated July 26, 1982), it was stated that the SDV piping included seismic loadings in the stress analysis. Verify that the stress analyses for the SDV piping also included the SRV and LOCA hydrodynamic loads and the required load combinations as delineated in the DAR.

Additionally, it should be verified that for the small diameter piping (less than 2 1/2 inches nominal pipe size) in the SDV systen:

1) the piping and supports have been designed for the seismic and hydrodynamic loadings, and
2) the actual piping and support installation have been verified to assure the validity of the piping analysis.

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NAC FORM 318 (10-80) NRCM 0240 OFFIClAL. RECORD COPY usom mi-swea n -.

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