ML20154G511

Submits Info Justifying 880415 Request for Exemption from Integrated Leakage Rate Testing,Per 10CFR50.12 (a) (2)ii. Although 880125 Test Rept Based Upon 24-h Period, Satisfactory Results Obtained After Initial 8 H

ML20154G511
Person / Time
Site:	Summer
Issue date:	09/13/1988
From:	Bradham O SOUTH CAROLINA ELECTRIC & GAS CO.
To:	Hayes J NRC OFFICE OF ADMINISTRATION & RESOURCES MANAGEMENT (ARM)
References
NUDOCS 8809200383
Download: ML20154G511 (2)

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,, th Car Ina Electric & Ces Company On , adham g;ngv e se m cs Nuciear c serations SCEAG m m.,

September 13, 1988 Document Control Desk U. S. Nuclear Regulatory Comission Washington DC 20555 Attention: Mr. J. J. Hayes

Subject:

Virgil C. Summer Nuclear Station Docket No. 50/395 Operating License No NPF-12 Integrated Leakage Rate Testing

Reference:

a D. A. Nauman letter dated April 15, 1988 b 0. A. Nauman letter dated May 5, 1988 Gentlemen:

The purpose of this letter is to provide the special circumstances per 10 CFR 50.12 (a) (2)i1 that warrant granting the requested test exerrption (Reference a).

As indicated by the Reactor Cuilding Integrated Leakage Rate Test (ILRT)

Report submitted to the NRC on January 25, 1985, the performance of a short duration (8 hours9.259259e-5 days <br />0.00222 hours <br />1.322751e-5 weeks <br />3.044e-6 months <br />) ILRT (Type A. Periodic) will satisfy the underlying purpose of 10 CFR 50 Appendix J. Section Ill.A.3(a). Although the January 25, 1988 test report was based upon a 24 hour2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> period, satisfactory results were obtained after the initial 8 hours9.259259e-5 days <br />0.00222 hours <br />1.322751e-5 weeks <br />3.044e-6 months <br />.

If the 24 hour2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> duretion test is performed, the Mass Point Analysis technique of ANSI 56.8 1981 will satisfy the underlying purpose of 10 CFR 50 Appendix J. Section !!!.A.3(a).

Very truly yours, t! sd O. S. Bradham WRH/058:bgh l c: See page 2 ,

l 8809200383 000913 ) b DR ADOCK O y35

r-Document Control Desk September 13, 1988 Page 2 1

c: D. A. Nauman/J. G. Connelly, Jr./0. W. Dixon, Jr./T. C. Nichols, Jr. I E. C. Roberts l W. A. Williams, Jr. I J. N. Grace l J. J. Hayes, Jr.

General Managers C. A. Price /R. M. Campbell, Jr.

R. B. Clary (

K. E. Nodland J. C. Snelson {

G. O. Percival R. t.. Prevatte J. B. Knotts, Jr.

NSRC RTS NPCF File

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