ML19312D865

Forwards Sketch of Addl Wellpoint Dewatering Sys Required to Dewater Backfill to East & West of Existing Powerblock Structures.Site Conditions Favor Wellpoint Sys Instead of Ditch Sys Discussed Earlier.Operation Scheduled for 800507

ML19312D865
Person / Time
Site:	Vogtle
Issue date:	04/25/1980
From:	Dutton D GEORGIA POWER CO.
To:	James O'Reilly NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
References
GM-613, NUDOCS 8005050285
Download: ML19312D865 (3)

Text

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80950507 %

. T'L Georgia Power Company Post Offee Box 4545 Atlanta, Georgia 30302 b

Telephone 404 522-6060 Vogtle Proj.ect Southern Company Services, Inc.

Post Offce Box 2625 Birmingham, Alabama 35202 Telephone 205 870-60t1 April 25, 1980 United States Nuclear Regulatory Commission File: X7BG03-M3 Office of I & E Log: GM-613 Region II - Suite 3100 101 Marietta Street Atlanta, GA 30303 Attention: Mr. James P. O'Reilly

Reference:

RII: FSC; 50-424; 50-425; Confinnation of Concurrence letter from NRC l dated February 8,1980 l Gentlemen:

Further to our letters of November 15, 1979 (GM-526); November 21, 1979 (GM-528); )

November 29, 1979 (GM-530); December 6, 1979 (GM-531); December 12, 1979 (GM-534); 1 December 13,1979(GM-535); January 8,1980(GM-544); January 10, 1980 (GM-546); l

. February 12, 1980 (GM-568); and April 17,1980 (GM-601), we submit the following for l your information- 1 I

Attached is a sketch of additional wellpoint dewatering systems required to )

dewater backfill to the east and west of the existing powerblock structures. Site I conditions favor this installation instead of the ditch system earlier discussed.  !

1 A ditch system will be installed at the approximate toe of all newly created slopes that extend to the marl.

Installation, operation, and monitoring of the new wellpoints systems will be in accordance with car commitments to the NRC. Installation of the system to the east is scheduled to begin May 1,1980, with operation scheduled for May 7,1980. It is anticipated that the additional systems will be operated approximately six months.

We trust you will find these additional steps in keeping with our overal: commit-ments on this matter.

This response contains no proprietary information and may be placed in the NRC Public Document Rooms upon receipt.

Yours ver ly, ,

W Doug Dutton h

g/ -

Project Gene al Manager 5g DED:db Attachment cc: (see page 2) f

United States Nuclear Regulatory Commission Attn: fir. James P. O'Reilly Page 2 April 25,1980 cc: Mr. J. H. Miller, Jr.

Mr. W. E. Ehrensperger ifr. R. E. Conway Mr. K. ft. Gillespie Mr. E. D. Groover Mr. R. Staffa lir. J. A. Bailey

.ir. M. Z. Jeric Directoy'of Nuclear Reactor Regulation Attn: vt. Rubenstein Division of Project Management U.S. flRC Washington, D.C. 20555 (Ref: NRC Docket Number 50-424/50-425 Construction Permit Number CPPR-108 & CPPR-109)

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