ML13317B219
| ML13317B219 | |
| Person / Time | |
|---|---|
| Site: | San Onofre  |
| Issue date: | 11/06/1990 |
| From: | Tatum J Office of Nuclear Reactor Regulation |
| To: | Cotton G, Ray H San Diego Gas & Electric Co, Southern California Edison Co |
| References | |
| GL-90-004 NUDOCS 9011090270 | |
| Download: ML13317B219 (5) | |
Text
November 6, 1990 Docket Nos. 50-206, 50-361 and 50-362 Mr. Harold B. Ray Mr. Gary D. Cotton Senior Vice President Senior Vice President Southern California Edison Company Engineering and Operations Irvine Operations Center San Diego Gas & Electric Co.
23 Parker Street 101 Ash Street Irvine, California 92718 San Diego, California 92112 Gentleman:
SUBJECT:
UNIMPLEMENTED.GENERIC SAFETY ISSUES AT SAN ONOFRE NUCLEAR GENERATING STATION, UNIT NOS. 1, 2 AND 3 On April 25, 1990 the staff issued Generic Letter 90-04 which requested infor mation concerning the implementation status of certain generic safety issues (GSIs) at your facilities. Based on your responses to this Generic Letter, dated June 27, 1990, July 3, 1990, and July 17, 1990, our own records, and discussions with your staff, we have updated our database on GSI implementation status. The results of this effort were presented to the Commission at a meeting on October 25, 1990.
The enclosures to this letter summarize the staff's understanding of the current status of those GSIs which remain unimplemented at San Onofre Nuclear Generating Station, Unit Nos. 1, 2 and 3. We appreciate the assistance you provided in responding to Generic Letter 90-04 and we encourage your timely completion of those GSIs listed in the enclosures.
Please contact me if you have any questions or comments about the enclosed information.
Sincerely, Original Signed By:
James E. Tatum, Project Manager Project Directorate V Division of Reactor Projects -
- III, IV, V and Special Projects Office of Nuclear Reactor Regulation
Enclosures:
As stated 9011090270 901106 PDR ADOCK 05000206!I cc w/enclosures:
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- 11/6/90 OFFICIAL RECORD COPY Document Name:
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0 Messrs. Ray and Cotton San Onofre Nuclear Generating Southern California Edison Company Station, Units No. 1, 2, and 3 cc David R. Pigott, Esq.
Mr. Charles B. Brinkman Orrick, Herrington & Sutcliffe Combustion Engineering Inc.
600 Montgomery Street 12300 Twinbrook Parkway, Suite 330 San Francisco, California 94111 Rockville, Maryland 20852 Mr. Robert G. Lacy Alan R. Watts, Esq.
Manager, Nuclear Department Rourke & Woodruff San Diego Gas & Electric Company 701 S. Parker St. No. 7000 P. 0. Box 1831 Orange,*California 92668-4702 San Diego, California 92112
-Mr.
Sherwin Harris Resident Inspector, San Onofre NPS Resource ProjectManager C/o U.S. Nuclear Regulatory Commission Public Utilities Department P. 0. Box 4329 City of Riverside San Clemente, California 92672 3900 Main Street Riverside, California 92522 Mayor City of San Clemente Mr. Phil Johnson San Clemente, California 92672 U.S. Nuclear Regulatory Commission Region V Chairman, Board of Supervisors 1450 Maria Lane Suite 210 County of San Diego Walnut Creek, California 94596 1600 Pacific Highway, Room 335 San Diego, California 92101 Mr. Richard J. Kosiba, Project Manager Bechtel Power Corporation Regional Administrator, Region V 12440 E. Imperial Highway U.S. Nuclear Regulatory Commission Norwalk, California 90650 1450 Maria Lane, Suite 210 Walnut Creek, California 94596 James A. Beoletto, Esq.
Southern California Edison Company Mr. John Hickman Irvine Operations Center Senior Health Physicist 23 Parker Street Environmental Radioactive Mgmt. Unit Irvine, California 92718 Environmental Management Branch State Department of Health Services 714 P Street, Room 616 Sacramento, California 95814 Mr. Don J. Womeldorf Chief, Environmental Management Branch California Department of Health Services 714 P,Street, Room 616 Sacramento, California 95814 (14)
ENCLOSURE 1 UNIMPLEMENTED GSIs AT SAN ONOFRE NUCLEAR GENERATING STATION, UNIT NO. 1 DOCKET NO. 50-206 PROJECTED IMPLEMENTATION GSI NO.
TITLE
.DATE REMARKS 43 Reliability of Air 02/93 Licensee Systems inspection of the instrument air system to be completed during the Cycle 12 outage; all other actions to be completed by 6/30/91 (SCE letter dated 8/30/90).
51 Improving the 12/90 Actions to be Reliability of completed during Open-Cycle Service the Cycle 11 Water Systems outage (SCE letter dated 1/26/90).
67.3.3 Improved Accident 02/93 All issues except Monitoring electrical sepa ration have been addressed; electrical sepa ration evaluation to be completed by 06/91; modifi cations to be completed during the Cycle 12 outage (SCE letter dated 1/9/90).
75 Salem ATWS Item 1.2 -
02/93 Implementation of Post-Trip Review -
SPDS should re Data and Information solve this item; Capability licensee submittal dated 8/14/90 currently under review.
-2 PROJECTED IMPLEMENTATION GSI NO.
TITLE DATE REMARKS 75 Salem ATWS Item 2.2.2 -
06/91 Licensee Vendor Interface for response to GL Safety-Related 90-03 dated Components 10/4/90.
99 RCS/RHR Suction Line 12/90 Modifications to Valve Interlock on PWRs be completed during the Cycle 11 outage (SCE letter dated 2/1/89).
A-35 Adequacy of Offsite 02/93 Licensee evaluation Power Systems and resolution to be completed prior to Cycle 12 operation (NRC Order dated 1/2/90).
ENCLOSURE 2 UNIMPLEMENTED GSIs AT SAN ONOFRE NUCLEAR GENERATING STATION UNIT NOS. 2 AND 3 DOCKET NOS.
50-361 AND 50-362 PROJECTED IMPLEMENTATION GSI NO.
TITLE DATE REMARKS 51 Improving the Unit 2 - 09/30/91 Test and Reliability of Unit 3 - 04/30/92 inspection Open-Cycle plans under Service Water development; Systems due by Cycle 6 refueling outage.
67.3.3 Improved Accident TBD NRC re Monitoring evaluating need for Category 2 qualified instrumentation to monitor accumlator tank level/
pressure and containment sump temperature.
75 Salem ATWS Item 06/30/91 Developing 2.2.2 - Vendor program for Interface for periodic contact Safety-Related with vendors of Components other key safety-related components.
99 RCS/RHR Suction Unit 2 - 09/30/91 Shutdown cooling Line Valve Unit 3 - 04/30/92 autoclosure Interlock on interlock to PWRs be removed during Cycle 6 refueling outage.