ML19340B096
| ML19340B096 | |
| Person / Time | |
|---|---|
| Site: | Vermont Yankee File:NorthStar Vermont Yankee icon.png |
| Issue date: | 10/02/1980 |
| From: | Stello V NRC OFFICE OF INSPECTION & ENFORCEMENT (IE) |
| To: | Conway W VERMONT YANKEE NUCLEAR POWER CORP. |
| References | |
| IEB-80-17, NUDOCS 8010210206 | |
| Download: ML19340B096 (2) | |
Text
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REDAE'l DBMT P'S. CDPY OCT 0 21980 Vermont ankee Nuclear Power Corporation Distribution:
. Mail Stop POR P-016 NSIC P-016 LPDR P-016 4
TIC P-016 State-of Vermont ACRS (3)
H-1016 i
SECY H-1149 i
CA(3)
H-1056 F. Ingram, PA MNBB-3709 J. P. Murray, ELD MNBB-9604 J. Lieberman, ELD MNBB-9604 R. Hartfield, MPA L-1200 D. G. Eisenhut, NRR P-528-B 1
V. Stello, IE R. C. DeYoung, IC N.' C. Moseley, IE E. L. Jordan, IE T. W. Brockett, IE Enforcement Coordinators Region I, II, III, IV, V IE Files G-on D n
ent r;,-
IE Reading EDO Reading J. C. Stone, IE S. E. Bryan, IE V. L. Rooney, ORB #2 338 W. S. Dircks. EDO' 6209 i
4 8010210206
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OCT 0 21980 1
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Vermont Yankee Nuclear Power Corporation ATTN:
W. F. Ccnway, Vice President and Manager of Operations P. O. Box 157 Vernon, Vermont 05602 j
Gentlemen:
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Enclosed please find a Confirmatory Order for your facility. This order confirms your commitments to implement action at your facility in regard to IE Bulletin No. 80-17.
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Sincerely, Original Signed by V. Stelle Victor Stello, Jr.
Director Office of Inspection I
and Enforcement 4
Enclosure:
Confirmatory Order s
CERTIFIED MAIL RETURN RECEIPT REQUESTED f
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t UNITED STATES OF AMERICA NUCLEAR REGULATORY COMMISSION I
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In the Matter of
)
Docket No.:
50-271
)
Vermont Yankee Nuclear Power
)
1 Corporation
)
(Vermont Yankee Nuclear Power
)
Station)
)
CONFIRMATORY ORDER i
I l
1 Vermont Yankee Nuclear Power Corporation (the " licensee") is the holder of Facility Operating License No. DPR-28 (the " license") with an expiration date of December'll, 2007 which authorizes operation of the Vermont Yankee Nuclear i
Power Station (the " facility").
j II i
On June 28, 1980, during a routine shutdown of the Browns Ferry Nuclear Power Station Unit 3 reactor, a manual scram from approximately 35% power failed to insert all of the control rods.
Three scrams were initiated over a period of about 14 minutes to achieve full insertion of all of the control rods.
i i
The control rods which failed to insert were all located on the east side of the 4
reactor core.
Investigation indicated that this was caused by water unknowingly accumulating in the east side scram discharge volume (SDV).
This accumulation 4
reduced the available free volume for
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DUPLICATE DOCUMENT rod insertion.
It is believed that a accumulation of water. This accumula Entire document previously entered into system under:
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