ML13317A277

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Requests Current Version of full-size Engineering Drawings of Facility Layout & Sys to Review Effectiveness of NRC Safeguards Regulations & Validate Vital Area Designations. Drawing List Encl
ML13317A277
Person / Time
Site: San Onofre 
Issue date: 08/11/1982
From: Crutchfield D
Office of Nuclear Reactor Regulation
To: Dietch R
Southern California Edison Co
References
LSO5-82-08-031, LSO5-82-8-31, NUDOCS 8208170170
Download: ML13317A277 (3)


Text

DISTRIBUTION August 11, 1982 Docket NRC PDR Local PDR Docket No. 50-206 ORB.Reading LS05-82-08-031 NSIC DCrutchfield HSmith WPaulson Mr. R. Dletch, Vice President OELD Nuclear Engineering and Operations OW Southern California.Edison Company ACRS (10) 2244 Walnut Grove.Avenue Post Office -Box 800.

Rosemead, California 91770

Dear Mr. Dietch:

In support of tw,-o reactor safeguards programis, one aimed at reviewing thie-effectiveness!,of.N RC's safeguards regulations and the other-aimed at validating vital area designations,.full-size engineering drawings of.your facility's layout and systems are needed. NRC review teams involved in these programs need these drawings prior to.executing the reviews and validations.onsite. FSAR drawings do not suit their needs because they..are too small and lack Sufficient detail for locating and Identifying vital components.

Since it is-likely that one of the review teams will be requesting to visit theSan Onofre site during FY? 83, you-are requested to send a set of the drawings specified in the enclosure as soon as poss' Jbie to:

Mr, George W. McCorkle Power Reactor Safeguards Licensing Branch U. S. Nuclear Regulatory C mWaission MJail Stop 881-SS.

Washington, D. C. 20555 Please send the most current version of each drawing that 'is available at the time of mailing, The reporting and/or recordkeeping requirements contained in this-letter affect fewer than ten respondents, therefore, 0MB clearance Is not re qq~ired under P.L.96-511.,

Sincerely, Original signed by DrDennis t, Crutchfield, Chief In0 80 supr ftoraco aOperating Reactors Branch e 5 at 0500020g Division of Licensing Enclosur-:

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Mr. August 11, 1982 cc Charles R. Kocher, Assistant General Counsel James Beoletto, Esquire Southern California Edison Company Post Office Box 800 Rosemead, California 91770 David.R. Pigott Orrick, Herrington & Sutcliffe 600 Montgomery Street San Francisco, California 94111 Harry B. Stoehr San Diego Gas & Electric Company P. 0. Box 1831 San Diego, California 92112 Resident Inspector/San Onofre NPS c/o 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 San Diego, California 92101 California Department of Health ATTN:

Chief, Environmental Radiation Control Unit Radiological Health Section 714 P Street, Room 498 Sacramento, California 95814 U.- S. Environmental Protection Agency Region IX Office ATTN:

Regional Radiation Representative 215 Freemont Street San Francisco, California 94111 Robert H. Engelken, Regional Administrator Nuclear Regulatory Commission, Region V 1450 Maria Lane Walnut Creek, California 94596

'qAN ONOFRE.- UNIT 1 ENCLOSURE

1. Equipment Layout Drawing 5154560-2 Vital Area Barrier Plot Plan 568702-6 General Arrangement Section - Sheet 1 563704-2 General Arrangement Section - Sheet 2 568700-2 General Arrangement Plan -

EL 35.6 568650-7 Reactor Auxiliary Building Plan -

EL 5.0 tb EL (-)12.0 568703-3 Reactor Auxiliary Building and Intake Structure 568701-6 General Arrangement Plan -

EL.14.0 5131510-0 Site Security 455942-0 General Arrangement Plan

2. Piping and Instrumentation Diagrams 568766-16 Reactor Coolant System 568775-23 Circulating Water 568768-15 Auxiliary Coolant System 568767-20 Chemical and Volume Control System 568779-21 Feedwater and Condensate 568769-15 Safety Injection System 568776-21 Miscellaneous Water Systems 568773-73 Steam
3. Electrical Diagrams 5102173-17 One Line Diagram - 125 Volt D.C. System 5149348-6 One Line Diagram - 125V D.C. System No. 2 5102162-12 One Line Diagram - 4160V System -

Bus 1A and Lc 5118200-6 One Line Dta-gTam - 480V MCC-lA -

Front and Rear 5102174-30 One Line Diagram -

120 Volt AC 5102171-21 One Line Diagram - 480V MCC Rear 5102170-25 One Line Diagram - 480V MCC Front 5102169-31 One Line Diagram -

480V MCC-2A -

Front and Rear 5102168-14 One Line Diagram -

480V MCC Rear 5102167-23 One Line Diagram - 480V MCC Front 5102166-26 One Line Diagram -

480V MCC Rear 5102165-30 One Line Diagram -

480V MCC Front 5102163-11 One Line Diagram - 4160V System Bus 1B and 2C 5149307-9 One Line Diagram -

480V MCC-2B 5149306-10 One Line Diagram -

480V MCC-1B 5148063-3 One Line Diagram - 480V Switchgear No. 2 and 3 5148062-3 One Line Diagram - 480V Switchgear No. 1 5146828-20 Main -

One Line Diagram