ML13322B111
| ML13322B111 | |
| Person / Time | |
|---|---|
| Site: | San Onofre  |
| Issue date: | 03/13/1990 |
| From: | Tatum J Office of Nuclear Reactor Regulation |
| To: | Ray H Southern California Edison Co |
| References | |
| GL-88-011, TAC-71545 NUDOCS 9003190291 | |
| Download: ML13322B111 (4) | |
Text
March 13, 199w Docket No. 50-206 DISTRIBUTION Docket File NRC & LPDRs CTrammell (2)
Mr. Harold B. Ray JZwolinski Vice President PShea Southern California Edison Company OGC-White Flint Irvine Operations Center PD5 Plant File 23 Parker Edordan Irvine, California 92718 BGrimes ACRS (10)
JTatum (2)
Dear Mr. Ray:
JTsao
SUBJECT:
10 CFR 50 APPENDIX G, FRACTURE TOUGHNESS (GL 88-11)
SAN ONOFRE NUCLEAR GENERATING STATION, UNIT NO. 1 (TAC NO. 71545)
In a letter dated January 3, 1990, you provided clarification regarding the bases for San Onofre Unit 1 compliance with 10 CFR 50, Appendix G, requirements.
We discussed this matter as well as other aspects of your response to Generic Letter 88-11 (letter dated December 16, 1988) with members of your staff in a conference call on February 13, 1990. As a result of our review of your submittals and based on the information discussed with your staff, we have determined that the information requested in the enclosure to this letter is required for us to continue our review. Please provide this additional information, as well as the results of your continuing evaluation of this matter (referred to in your letter dated January 3, 1990) within 90 days of your receipt of this letter.
The reporting and/or recordkeepinq requirements contained in this letter affect fewer than ten respondents; therefore, OMB clearance is not required under Pub. L.96-511.
Please contact us if you should have any questions regarding this request.
Sincerely, original signed by James E. Tatum James E. Tatum, Senior Project Manager Project Directorate V Division of Reactor Projects - III, IV, V and Special Projects Office of Nuclear Reactor Requlation
Enclosure:
As stated cc w/enclosure:
See next page DRSP/PD5 EMCDR P-/PD5 SP/PD5 PSheafi JTsao T atum:dr 3/j/90
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/ 12 / 900 OFFICIAL RECORD COPY
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[SO1 RAI 71545]
9003190291 900313 PDR ADOCK 05000206V5 P
~~~ REGOUNTE 0o UNITED STATES NUCLEAR REGULATORY COMMISSION WASHINGTON, D. C. 20555 March 13, 1990 Docket No. 50-206 Mr. Harold B. Ray Vice President Southern California Edison Company Irvine Operations Center 23 Parker Irvine, California 92718
Dear Mr. Ray:
SUBJECT:
10 CFR 50 APPENDIX G, FRACTURE TOUGHNESS (GL 88-11)
SAN ONOFRE NUCLEAR GENERATING STATION, UNIT NO. 1 (TAC NO. 71545)
In a letter dated January 3, 1990, you provided clarification reqardinq the bases for San Onofre Unit 1 compliance with 10 CFR 50, Appendix G, requirements.
We discussed this matter as well as other aspects of your response to Generic Letter 88-11 (letter dated December 16, 1988) with members of your staff in a conference call on February 13, 1990. As a result of our review of your submittals and based on the information discussed with your staff, we have determined that the information requested in the enclosure to this letter is required for us to continue our review. Please provide this additional information, as well as the results of your continuinq evaluation of this matter (referred to in your letter dated January 3, 1990) within 90 days of your receipt of this letter.
The reportinq and/or recordkeepinq requirements contained in this letter affect fewer than ten respondents; therefore, OMB clearance is not required under Pub. L.96-511.
Please contact us if you should have any questions reqardinq this request.
Sincerely, ames E. Tatum, Project Manaqer Project Directorate V Division of Reactor Projects - III, IV, V and Special Projects Office of Nuclear Reactor Requlation
Enclosure:
As stated cc w/enclosure:
See next paqe
Mr. Harold B. Ray San Onofre Nuclear Generating Southern California Edison Company Station, Unit No. 1 cc David R. Pigott Mr. Richard J. Kosiba, Project Manager Orrick, Herrington & Sutcliffe Bechtel Power Corporation 600 Montgomery Street 12440 E. Imperial Highway San Francisco, California 94111 Norwalk, California 90650 Mr. Robert G. Lacy Mr. Phil Johnson Manager, Nuclear U.S. Nuclear Requaltory Commission San Diego Gas & Electric Company Region V P. 0. Box 1831 1450 Maria Lane, Suite 210 San Diego, California 92112 Walnut Creek, California 94596 Resident Inspector/San Onofre NPS U.S. NRC P. 0. Box 4329 San Clemente, California 92672 Mayor City of San Clemente San Clemente, California 92672 Chairman Board of Supervisors County of San Diego 1600 Pacific Highway Room 335 San Diego, California 92101 Regional Administrator, Region V U.S. Nuclear Regulatory Commission 1450 Maria Lane, Suite 210 Walnut Creek, California 94596 Mr. John Hickman Senior Health Physicist Environmental Radioactive Management Unit Environmental Management Branch State Department of Health Services 714 P Street, Room 616 Sacramento, California 95814 Mr. Don Womeldorf Chief Environmental Management California Department of Health 714 P Street, Room 616 Sacramento, California 95814
ENCLOSURE REQUEST FOR ADDITIONAL INFORMATION RE:
RESPONSE TO GENERIC LETTER 88-11
- 1. As discussed during the conference call, please provide the results of your revised calculations after making appropriate corrections for a transcription error that you identified and for reduced fluence data.
Also, provide the basis for your reduced fluence determination.
- 2. Please state your basis for using the methodology of Regulatory Guide (RG) 1.99, Revision 2, paragraph C.2, in your calculations along with supporting details/analyses (i.e., "same heat" argument).
- 3. With regard to charpy upper shelf energy, please provide the results of your calculations using:
- a. The methods of RG 1.99 Rev. 2
- b. The alternate method that was discussed which credits saturation effects. In this case, also provide supporting details for your conclusions.