ML20153E830

Forwards Request for Addl Info Re Util 880630 Response to Generic Ltr 88-01 & Plan for IGSCC Insp of Austenitic Stainless Steel Piping During Fall of 1988 Refueling Outage

ML20153E830
Person / Time
Site:	Hatch
Issue date:	09/01/1988
From:	Crocker L Office of Nuclear Reactor Regulation
To:	Hairston W GEORGIA POWER CO.
References
GL-88-01, GL-88-1, TAC-68691, NUDOCS 8809070030
Download: ML20153E830 (3)

Text

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September 1, 1988 4 Docket Nos.: 50-321 50-366 Mr. W. G. Hairston, III ,

Senior Vice President - '

Nuclear Operations Georgia Power Company P. O. Box 4545 Atlanta, Georgia 30302

SUBJECT:

PLAN FOR IGSCC INSPECTION, HATCH 1 REFUELING OUTAGE (TACS68691)

Your letter of June 30, 1988, provided your response to Generic Letter 88-01  ;

for Plant Hatch and further provided ycur alan for inspection of the Unit 1 austenitic stainbss steel piping during t1e fall 1988 refueling outage.

Several questions have been identified as a result of the review to date of your June 30 letter. These are identified in the enclosure. Your response to those questions is requested as soon as possible in order to enable the staff review to be completed prior to the scheduled start of the outage. In the interest of expediting your response, I forwarded a copy of the questions to your Mr. Heidt via facsiaiile on August 29, 1988.

Please call me if you have any questions.

Sinceroly, Original Signed By:

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ADOCK O 21 PNV Lawrence P. Crocker, Project Itanager Project Directorate II-3 Division of Reactor Projects - I/II

Enclosure:

As stated cc: See next page l 1 DISTRIBUTION l

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. Mr. W. G. Hairston, III Edwin I. Hatch Nuclear Plant, Georgia Power Company Units Nos. 1 and 2 cc:

G. F. Trowbridge, Esq. Mr. R. P. Mcdonald Shaw, Pittman, Potts and Trowbridge Executive Vice President -

2300 N Street, N. W. Nuclear Operations Washington, D.C. 20037 Georgia Power Company P.O. Box 4545 Mr. L. T. Gucwa Atlanta, Georgia 30302 Engineering Department Georgia Power Company P. O. Box 4545 Atlanta, Georgia 30302 Nuclear Safety and Compliance Manager Edwin I. Hatch Nuclear Plant Georgia Power Company P. O. Box 442 Baxley, Georgia 31513 Mr. Louis B. Long Southern Company Services, Inc.

P. O. Box 2625 Birmingham, Alabama 35202 Resident Inspector U.S. Nuclear Regulatory Comission Route 1, Box 725 Baxley, Georgia 31513 Regional Administrator, Region II U.S. Nuclear Regulatory Comission 101 Marietta Street, Suite 2900 Atlanta, Georiga 30323 Mr. Charles H. Badger Office of Planning and Budget Room 610 270 Washington Street, S.W.

Atlanta, Georgia 30334 Mr. J. Leonard Ledbetter, Comissioner Department of Natural Resources 270 Washington Street, N.W.

Atlanta, Georgia 30334 Chairran Appling County Comissioners County Courthouse Baxley, Georgia 31513

. ENCLOSURE Hatch, Units 1 and 2 Request for Additional Information Based upon the preliminary review of the GPC response to Generic Letter 88-01, the need for additional information has been identified as follows:

1. Provide justification for the classification of Category A welds in the submittal in Sections C and D.

2. Provide a justification for not identifying any Category G welds in Sections C and D.

3. Provide a description of decuracy of determining the leakage rates by manually monitoring the time between sump pump starts as stated in Section E12.

4. Provide an explanation and justification of averaging leakage over a 24 hour2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> period as stated in Section E12.

5. Provide clarification of the expression "substantive modifications" included in Section E13, i

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