ML18018A584

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Forwards Responses to Procedures & Sys Review Branch Draft SER Open Items 194,195 & 217.Responses Cover NSSS Review of low-power Testing,Power Ascension & Emergency Operating Procedures Per NUREG-0737
ML18018A584
Person / Time
Site: Harris  
Issue date: 07/01/1983
From: Mcduffie M
CAROLINA POWER & LIGHT CO.
To: Harold Denton
Office of Nuclear Reactor Regulation
References
RTR-NUREG-0737, RTR-NUREG-737, TASK-1.C.7, TASK-TM LAP-83-234, NUDOCS 8307060234
Download: ML18018A584 (10)


Text

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ACCESSION NBR:8307060234 DOC ~ OATE0 83/07/01 NOTARIZED'O D

FACIL':50 400 Shearon Harris Nuclear Power Planti Uni,t 1< 'Carolina 50-401 Shearon Harris Nuclear Power Planti Unit, 2'i Carolina 05000401 AUTHBNAME AUTHOR AFFILIATION MCDUFFIEEMBA~

Carolina Power 8 Light Co,

.AEC IP ~ NAME RECIPIENT AFFILIATION DENTONFH ORB Office of Nuclear Reactor Regul ationp Director

SUBJECT:

Forwards responses to -Procedur es 8

Sys Review Branch draft, SER Open Item 194r195 8

217 ~ Responses cover NSSS review of low power testingrpower ascension 8 emergency operating procedures per NUHEG 0737

'ISTRIBUTION CODE:

BOOIS COPIES RECEIVED:LTR

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TITLE: Licensing Submittal:,PSAR/FSAR Amdts 8, Aelated Cor respondence'

'OTES:

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Carolina Power 8 Light Company JUL 011983 SERIAL:

LAP-83-234 Mr. Harold R. Denton, Director Office of Nuclear Reactor Regulation United States Nuclear Regulatory Commission Washington, DC 20555 SHEARON HARRIS NUCLEAR POWER PL'ANT UNIT NOS.

1 AND 2 DOCKET NOS. 50-400 AND 50-401 DRAFT SAFETY EVALUATION REPORT RESPONSES PROCEDURES AND SYSTEMS REVIEW BRANCH

Dear Mr. Denton:

Carolina Power

& Light Company (CP&L) hereby transmits one original and forty copies of the responses to the Shearon Harris Nuclear Power Plant Draft Safety Evaluation Report (DSER)

CP&L Open It;ems

194, 195, and 217.

Carolina Power

& Light Company will be providing responses to other Open Items in the DSER shortly.

Yours very t;ruly, PS/pgp (7077PSA)

Attachments M. A. McDuffie Senior Vice President Engineering and Construction cc:

Mr. N. Prasad Kadambi (NRC)

Mr. William O. Long (NRC-PSRB)

Mr. G. F. Maxwell (NRC-SHNPP)

Mr. J.

P. O'Reilly (NRC-RII)

Mr. Travis Payne (KUDZU)

Mr. Daniel F.

Read (CHANGE/ELP)

Chapel Hill Public Library Wake County Public Library Mr. Wells Eddleman Dr. Phyllis Lotchin Mr. John D. Runkle Dr. Richard D. Wilson Mr. G. 0. Bright (ASLB),

Dr. J.

H. Carpenter

.(ASLB)

Mr. J. L. Kelley (ASLB) 8307060234 830701

'DR ADOCK 05000400 E

PDR 411 Fayettevllle Street

> P. O. Box 1551 o Raleigh, N. C. 27602

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) c 'p P tl V '3 h ~ ~ 'k Shearon Harris Nuclear Power Plant (SHNPP) Draft Safety Evaluation Report (DSER) Procedures and Systems Review Branch 0 en Item 194 (DSER Section 13.5.2.2 a e 13-6) In accordance with NUREG-0737, Item I.C.7, Nuclear Steam Supply System (NSSS) vendor review of low-power testing, power ascension, and emergency operating procedures is necessary to further verify the adequacy of the procedures. Final Safety Analysis Report Section 14.2.3.2 and the applicant's response to Item I.C.7 state that all preoperational and startup test procedures and the SHNPP emergency operating procedures developed from the technical guidelines will be reviewed by the NSSS vendor (Westinghouse). ~Res ense Westinghouse will review the SHNPP low-power testing, power ascension, and emergency operating procedures prior to their implementation. Carolina Power 8 Light Company considers this to be a confirmatory item. ~ \\>> IJ 5 ~ I ~ >> l >> JV Xr h>> O "tuI>>r >>I>> "50($ ACV>>>> ~ ~ pl',>>>>5>>,'() Shearon Harris Nuclear Power Plant (SHNPP) Draft Safety Evaluation Report (DSER) Procedures and Systems Review Branch 0 en Item 195 (DSER Section 13.5.2.3 a e 13-6) In accordance with Task Action Plan Item I.C.9, the applicant is required to develop emergency operating procedures based on the revised Westinghouse Owners Group Emergency

Response

Guidelines after these guidelines have been approved by the staff.

~Res esse Carolina Power

& Light Company is currently developing Emergency Operating Procedures for SHNPP based on the Westinghouse Owners Group Emergency

Response

Guidelines.

These procedures will be in place six months prior to initial fuel load.

Carolina Power

& Light Company considers this to be a confirmatory item.

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Shearon Harris Nuclear Power Plant (SHNPP)

Draft Safety Evaluation Report (DSER)

Procedures and Systems Review Branch 0 en Item 217 (DSER Section 15e8 a

e 15-36)

As a prudent course, to further reduce the risk from anticipated transients without scram (ATWS) events during the period before plant modifications deemed necessary by the Commission are completed, the staff has required that emergency procedures be developed to assist operators in the recognition of an ATWS event, including consideration of scram indicators, rod position indicators, flux monitors, pressurizer level and pressure indicators, pressurizer relief valve and safety valve indicators, and any other alarms annunciated in the control room, with emphasis on alarms not processed through the electric portion of the reactor scram system.

The staff considers that these procedural requirements, when implemented, will provide an acceptable basis for interim oper ation of SHNPP Units 1 and 2, based on the staff's understanding of the plant response to postulated ATWS events.

The Westinghouse Owners Group is currently developing guidelines for reactivity control that will be reviewed to ensure that they incorporate the above steps for mitigating ATWS events.

The applicant has committed to implement procedures based on these guidelines as described in the Final Safety Analysis Report Section 13.5.2.

The results of the staff review will be reported in a supplement to the SER.

~Res ones Carolina Power

& Light Company is currently developing Emergency Operating Procedures for SHNPP based on the Westinghouse Owners Group Emergency

Response

Guidelines.

In these procedures, measures are being identified to assist operators in the recognition of ATWS events, to include steps to mitigate ATWS events.

Reactor trip indicators, rod position indicators, nuclear instrumentation, and Reactor Coolant System temperature and pressure are the minimal ATWS signals being used in the preparation of procedures.

The procedures will be in place six months prior to fuel load.

Carolina Power Light Company considers this to be a confirmatory item.

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