ML19336A731
| ML19336A731 | |
| Person / Time | |
|---|---|
| Site: | Summer  |
| Issue date: | 10/17/1980 |
| From: | Kane W Office of Nuclear Reactor Regulation |
| To: | Office of Nuclear Reactor Regulation |
| References | |
| NUDOCS 8010300596 | |
| Download: ML19336A731 (6) | |
Text
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h, UNITED STATES
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[ N c.< 'i NUCLEAR REGULATORY COMMISSION i
g WAShlNGTON, D. C, 20555 J
Docket No. 50-395 APPLICANT: South Carolina Electric & Gas Company FACILITY:
Virgil C. Summer Nuclear Station, Unit 1
SUBJECT:
SUMMARY
OF OCTOBER 8,1980 MEETING REGARDING REACTOR SYSTEMS BRANCH REVIEW l.
General On October 8,1980, the staff met with representatives of the applicant to discuss the open items identified in the Reactor Systems Branch review of the application for an operating license for the Virgil C.
Summer Nuclear Station, Unit 1.
The meeting was also attended by a representative of the South Carolina Public Service Authority, part owner of the facility. A list of those persons attending the meeting is included in the enclosure.
2.
Purpose The purpose of the meeting was to review the adequacy of the applicant's responses to 33 open items in the Reactor System Branch review.
3.
Discussion The 33 open items were reviewed and the datus is as follows based on the discussions held at the meeting:
(1) Sizina Relief Valves - Resolved; no additional information required.
(2) Overoressurization of Reactor Vessel - We will require that the applicant document the basis for the 10 minute supply of nitrogen for valve accumulators.
(3) Leakace Detection Alarms / Indicators - We will require that the applicant provide a single table in the FSAR documenting ail such alarms and indicators.
(4)
.oss of CVCS or CCW - We will require confirmation that the Westinghouse report on the impact on the RCPs of the loss of these systems is applicable.
In addition we will require a suninary of the test report.
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2-OCT 17 fgg i
(5)-(7) RHR Permissive Interlock - Resolved; no additional information j
required.
(6)
RHR Failure Due to Electrical Power Source - Resolved; no addi-tional information required.
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(8) (9) Lockout of Power to RHR Suction Valves - Resolved; no additional information required.
(10) _
Sizing of RHR Suction Valves - Resolved, no additional information required.
(11)
RHR Cooldown Rate - Resolved; no additional information required.
(12)
BTP RSB 5 Staff (RSB) review required of existing submittal.
(13)
Loss of RHR Cooling During Maintenance - Resolved; no additional information required.
(14)
ECCS Valves Requiring Power Lockout - Resolved; no additional information required.
(15)
ECCS Valves Position Indication - Resolved; no additional infor-mation required.
(16)
Sensitivity of Sump Alarm to Small Leaks - Staff (RSB) review required of existing submittal.
(17)
RHR Pump' Sequencing on Diesel - Resolved; no additional information required.
i (18)
ECCS Worst Case Single Failure - Resolved; no additional information j
required.
(19)
Adequacy of RWST Capacity - Resolved, no additional information l
required.
i (20)
Acceptability of Containment Backpressure Calculation - Resolved;
_no additional information required.
(21)
Metal-water Reactor Correction - Staff (RSB) review of existing submittal required.
(22)
Worst-Case Small Break - Staff (RSB) review of existing submittal required.
' (23)
Containment sump tests - The staff will provide a letter to the applicant detailing the concerns with the previous test.
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, OCT 17 ;5gg (24)
Leak Testing of Check Valves - Resolved; no additional information required.
(25)
Overpressurization of Valve Bodies - The applicant will identify whether it employs double-disc valves and if so whether they a a vented to preclude overpressurization.
(2t')
Post Accident Flow Monitoring - Staff (ICSB) review required of existing submittal.
(27)
Credit for Operator Action - The applicant will identify all Chapter 15 transients and accidents that assume operator action in less than 20 minutes.
(28)
Chapter 15 Codes - Resolved; no additional information required.
(29)
Boron Dilution Events - Staff (RSB) review of existing submittal required.
(30)
Limiting Transients for Moderate Frequency Events - Staff (RSB) review of existing submittal required.
(31)
Reactor Coolant Pump Flow Transient - Resolved; no additional information required.
(32)
Isolation of Steam Lines on ESFAS - We will require that the applicant confirm the steam flow rates as:umed in the Chapter 16 analysis.
(33)
Single Failures Disabling RHR Suction Valves - Resolved, lo additional information required.
W.
. Kane, Project Manager Licensing Branch No. 2 Division of Licensing
Enclosure:
Attendance List cc w/ enclosure:
See next page
I l
l Mr. T. C. Nichols, Jr.
l Vice President & Group Executive gg717 7S80 i
Nuclear Operations i
South Carolina Electric & Gas Company P. O. Box 764 Columbia, South Carolina 29281 cc: Mr. William A. Williams, Jr.
Vice President South Carolina Public Service Authority 4
223 North Live Oak Drive Moncks Corner, South Carolina 29461 J. B. Knotts, Jr., Esq.
Debevoise & Liberman 1200 17th Street, N. W.
Washington, D. C.
20036 Mr. Mark B. Whitaker, Jr.
Group Manager - Nuclear Engineering & Licensing South Carolina Electric & Gas Company P. O. Box 764 Columbia, South Carolina 29218 Mr. Brett Allen Bursey Route 1, Box 93C Little Mountain, Scuth Carolina 29076 Resident Inspector / Summer NPS c/o U. S. NRC Route 1, Box 64 Jenkinsville, South Carolina 29065 "i
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i ENCLOSURE LIST OF ATTENDEES 4
NRC' STAFF i
W. Kane B. Sheron C. Liang
-A.
Gill i
J. Guttman j
M. Rubin SOUTH CAROLINA ELECTRIC & GAS COMPANY i
M.-Whitaker R. Clary A. Koon A. Alvarez C. Price SOUTH CAROLINA PUBLIC SERVICE AUTHORITY W. W1111ams i
GILBERT ASSOCIATES H. Yocom C. Cramer D. Klinksiek-WESTINGHOUSE
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J. Sweeny R. Faas i
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MEETING $UMMARY DI'iTRIBUTION a
OCT 171980 Docket File D. Mu? h-NRC PDR R. Ballard
_Loca Q DR W. Regan
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_D.
Ross TIC P. Check TERA R. Satterfield NRR Reading
- 0. Parr LB #2 File F. Rosa H. Denton W. Butler E. Case W. Kreger D. Eisenhut R. Houstu l
R. Purple T. Murphy B. J. Youngblood L. Rubenstein A. Schwencer T. Speis F. Miragi.'a W. Johnston i
J. Miller J. Stolz G. Lainas S. Hanauer R. Vollmer W. Gammill J. P. Knight F. Schroeder R.'Bosnak D. Skovholt F. Schauer M. Ernst R. E. Jackson R. Baer WKane Project Manager C. Berlinger Licensing Assistant MService K. Kniel Attorney, OELD G. Knighton I&E-(3)'
A. Thadani 1
-ACRS (16)
D. Tondi
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R. Tedesco D. Vassallo 1
G. Lear J. Kramer i
V. Noonan P. Collins i
S. Pawlicki D. Ziemann V. Benaroya il Z. Rosztoczy W. Haass NRC
Participants:
Others:
B. Sheron M. Rubin C. Liang
- A. Gill J. Gutman BCC: Applicant & Service List.
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