ML20046C833
| ML20046C833 | |
| Person / Time | |
|---|---|
| Site: | Arkansas Nuclear  |
| Issue date: | 07/23/1993 |
| From: | Alexion T Office of Nuclear Reactor Regulation |
| To: | Yelverton J ENTERGY OPERATIONS, INC. |
| Shared Package | |
| ML20046C834 | List: |
| References | |
| IEB-88-011, IEB-88-11, TAC-M72109, NUDOCS 9308120278 | |
| Download: ML20046C833 (3) | |
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'o UNITED STATES LE'
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WASHINGTON, D. C. 20555 -
July 23,.1993
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-1 Docket No. 50-368 9
Mr. Jerry W. Yelverton Vice President, Operations ANO Entergy Operations, Inc.
Route 3 Box 137G Russellville, Arkansas 72801
Dear Mr. Yelverton:
SUBJECT:
SAFETY EVALUATION FOR COMBUSTION ENGINEERING OWNERS GROUP REPORT i
CEN-387-P, REVISION 1, " PRESSURIZER SURGE LINE THERMAL STRATIFICATION EVALUATION" (BULLETIN 88-11) (TAC NO. M72109) i By letters dated March 3 and August 16, 1989, January 16 and October 29, 1991, j
and August 28, 1992, you responded to NRC Bulletin 88-11 and indicated that you were participating _in the Combustion Engineering Owners Group (CE0G) effort to evaluate pressurizer ~ surge line thermal stratification.
The staff-and its consultant, Brookhaven National Laboratory, have completed their.
review of the-CEOG Report CEN-387-P, " Pressurizer Surge Line Flow Stratification." The staff concludes that the CE0G analysis adequately' demonstrates that the bounding surge line and nozzles meet ~ASME Code. stress ;
and fatigue requirements for the.40-year design life of the facility-considering the phenomenon of thermal stratification and thermal striping.
The staff's safety evaluation of CEN-387-P, Revision 1, is enclosed.
Action 1.d of Bulletin 88-11 required licensees to update-their stress and fatigue-analyses to ensure compliance with applicable Code requirements. The CEOG Report can be used to update plant-specific Code stress reports as required by Item 1.d.
Please verify the applicability of the CEOG bounding g
analysis in CEN-387-P, Revision 1, to Arkansas' Nuclear One, Unit 2.
In i
addition, please confirm that all actions required by Bulletin 88-11,.
including the updating of the plant-specific. stress and fatigue ' analyses required by Action 1.d, have been completed.
Your response is requested within 90 days of receipt of this letter.
This request is covered by Office of Management and Budget Clearance Number 3150-0011, which expires June 30, 1994. The estimated average number of l
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Mr. Jerry W. Yelverton burden hours was already accounted for in the original bulletin, NRC Bulletin 88-11, " Pressurizer Surge Line Thermal Stratification," dated March 29, 1989.
I Sincerely, ORIGINAL SIGNED BY; Thomas W. Alexion, Project Manager Project Directorate IV-1 Division of Reactor Projects - III/IV/V Office of Nuclear Reactor Regulation
Enclosure:
Safety Evaluation cc w/ enclosure:
See next page DISTRIBUTION:
Docket File NRC & Local PDRs PD4-1 Reading J. Roe E. Adensam T. Chan P. Noonan T. Alexion 0GC ACRS (10) (P-315)
A. B. Beach, RIV J. Shea, 14E21 0FC LA:PD4-1 )<
PM:PA4fFb BC/ERE,B/,,
D:PD4-lfA NAME PNoonan TAlexid7pb JfidNg TChan [ u DATE 7 / S /93
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/ /tJ/93 7 / 23/93
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COPY YES"/fiOD YES/N0 YES/N0 YES/NO )
v 0FFICIAL RECORD COPY Document Name:
AR172109172109ltr l
Mr. Jerry W. Yelverton
- burden hours was already accounted for in the original bulletin,. NRC Bulletin 88-11, " Pressurizer Surge Line Thermal Stratification," dated March 29, 1989.
Sincerely, x1 mau J. %
Thomas W. Alexion, Projec Manager Project Directorate IV-1 Division of Reactor Projects - III/IV/V' Office of Nuclear Reactor Regulation
Enclosure:
Safety Evaluation cc w/ enclosure:
See next page
Mr. Jerry W. Yelverton Entergy Operations, Inc.
Arkansas Nuclear One, Unit 2 cc:
Mr. Donald C. Mintz, President Mr. John R. McGaha and Chief Executive Officer Vice President, Operations Support-Entergy Operations, Inc.
Entergy Operations, Inc.
P. O. Box 31995 P. O. Box 31995 Jackson, Mississippi 39286 Jackson, Mississippi 39286 Mr. Robert B. McGehee Mr. James. J. Fisicaro Wise, Carter, Child & Caraway Director, Licensing P. O. Box 551 Entergy Operations, Inc.
Jackson, Mississippi 39205 Route 3 Box 137G Russellville, Arkansas 72801 Mr. Charles B. Brinkman, Manager Washington Nuclear Operations Mr. Nicholas S. Reynolds ABB Combustion Engirteering Nuclear Power Winston & Strawn 12300 Twinbrook Parkway, Suite 330 1400 L Street, N.W.
Rockville, Maryland 20852 Washington, D.C.
20005-3502 Admiral Kinnaird R. McKee, USN (Ret)
Mr. Robert B. Borsum 214 South Morris Street Licensing Representative Oxford, Maryland 21654 B&W Nuclear Technologies 1700 Rockville Pike, Suite 525 Mr. Michael B. Sellman Rockville, Maryland 20852 General Manager, Plant Operations Entergy Operations,.Inc.
Senior Resident Inspector Route 3, Box 137G U.S. Nuclear Regulatory Commission Russellville, Arkansas 72801 1 Nuclear Plant Road Russellville, Arkansas 72801 Regional Administrator, Region IV U.S. Nuclear Regulatory Commission 611 Ryan Plaza Drive, Suite 1000 Arlington, Texas 76011 Honorable C. Doug Luningham County Judge of Pope County Pope County Courthouse Russellville, Arkansas 72801 Ms. Greta Dicus, Director Division of Radiation Control and Emergency Management Arkansas Department of Health 4815 West Markham Street i
little Rock, Arkansas 72205-3867 j