ML13331B062

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Forwards Request for Addl Info Re 880526 Amend Application 151 Concerning Control Rod Insertion Limits.Response Requested within 30 Days of Ltr Receipt
ML13331B062
Person / Time
Site: San Onofre Southern California Edison icon.png
Issue date: 07/26/1988
From: Trammell C
Office of Nuclear Reactor Regulation
To: Baskin K
Southern California Edison Co
References
TAC-68312 NUDOCS 8808190141
Download: ML13331B062 (5)


Text

July 26, 1988 0

Docket No. 50-206 DISTRIBUTION Docket File NRC & LPDRs CTrammell (2)

Mr. Kenneth P. Baskin GHolahan Vice President JLee Southern California Edison Company OGC-White Flint 2244 Walnut Grove Avenue PDV Plant File Post Office Box 800 EJordan Rosemead, California 91770 BGrimes ACRS (10)

Dear Mr. Baskin:

H.fich'in

SUBJECT:

REQUEST FOR ADDITIONAL INFORMATION - AMENDMENT APPLICATION NO. 151 (TAC NO. 68312)

In reviewing your application for amendment dated May 26, 1988 relating to control rod insertion limits, we have determined that the additional information identified in the enclosure is needed to continue our review. In order to maintain our review schedule, your response is requested within 30 days of your receipt of this letter.

The reporting and/or recordkeeping 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 Charles M. Trammell, Senior Project Manager Project Directorate V Division of Reactor Projects -

III, IV, V and Special Projects

Enclosure:

Request for Additional Information cc w/enclosure:

See next page a5' 11:

G on 1

88 7/1 88 OFFICIAL RECORD COPY 8:08190141 880726 PDR ADOCK 05000206 P

PDC

July 26, 1988 Docket No. 50-206 DISTRIBUTION Docket File NRC & LPDRs CTrammell (2)

Mr. Kenneth P. Baskin GHolahan Vice President JLee Southern California Edison Company OGC-White Flint 2244 Walnut Grove Avenue PDV Plant File Post Office Box 800 EJordan Rosemead, California 91770 BGrimes ACRS (10)

Dear Mr. Baskin:

Hj. fic h'n5 s

SUBJECT:

REQUEST FOR ADDITIONAL INFORMATION - AMENDMENT APPLICATION NO. 151 (TAC NO. 68312)

In reviewing your application for amendment dated May 26, 1988 relating to control rod insertion limits, we have determined that the additional information identified in the enclosure is needed to continue our review. In order to maintain our review schedule, your response is requested within 30 days of your receipt of this letter.

The reporting and/or recordkeeping 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 Charles M. Trammell, Senior Project Manager Project Directorate V Division of Reactor Projects -

III, IV, V and Special Projects

Enclosure:

Request for Additional Information cc w/enclosure:

See next page ap11:

DR on5 1

4'88 7/1 88 OFFICIAL RECORD COPY

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o UNITED STATES 0

NUCLEAR REGULATORY COMMISSION WASHINGTON, D. C. 20555 July 26, 1988 Docket No. 50-206 Mr. Kenneth P. Baskin Vice President Southern California Edison Company 2244 Walnut Grove Avenue Post Office Box 800 Rosemead, California 91770

Dear Mr. Baskin:

SUBJECT:

REQUEST FOR ADDITIONAL INFORMATION - AMENDMENT APPLICATION NO. 151 (TAC NO. 68312)

In reviewing your application for amendment dated May 26, 1988 relating to control rod insertion limits, we have determined that the additional information identified in the enclosure is needed to continue oar review. In order to maintain our review schedule, your response is requested within 30 days of your receipt of this letter.

The reporting and/or recordkeeping 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,

-C".

Charles M. Trammell, Senior Project Manager Project Directorate V Division of Reactor Projects -

III, IV, V and Special Projects

Enclosure:

Request for Additional Information cc w/enclosure:

See next page

Mr. Kenneth P. Baskin San Onofre Nuclear Generating Southern California Edison Company Station, Unit No. I cc Charles R. Kocher, Assistant Mr. Jack McGurk, Acting Chief General Counsel Radiological Health Branch James Beoletto, Esquire State Department of Health Southern California Edison Company Services Post Office Box 800 714 P Street, Office Bldg. 8 Rosemead, California 91770 Sacramento, California 95814 David R. Pigott Mr. Hans Kaspar, Executive Director Orrick, Herrington & Sutcliffe Marine Review Committee, Inc.

600 Montgomery Street 531 Encinitas Boulevard, Suite 105 San Francisco, California 94111 Encinitas, California 92024 Mr. Robert G. Lacy Mr. Dennis M. Smith, Chief Manager, Nuclear Radiological Programs Division San Diego Gas & Electric Company Governor's Office of Emergency Svcs.

P. 0. Box 1831 State of California San Diego, California 92112 2800 Meadowview Road Sacramento, California 95832 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 Director Energy Facilities Siting Division Energy Resources Conservation &

Development Commission 1516 - 9th Street Sacramento, California 95814 Regional Administrator, Region V U.S. Nuclear Regulatory Commission 1450 Maria Lane, Suite 210 Walnut Creek, California 94596

ENCLOSURE REQUEST FOR ADDITIONAL INFORMATION

1. Southern California Edison is requested to provide the original bases for allowing Control Group 1 to be inserted up to 10% into the core at power levels from 22% to 100% of full power.
2. Explain how the proposed change would increase the current margin of safety for the main steamline break and the ejected rod analyses.