Transmittal of Reports Regarding Foreign Reactor Operating Experiences (Generic Letter 79-45)
NUCLEAR REGULATORY COMMISSION
WASHINGTON, D. C. 20555
SEP 25 1979
TO ALL POWER REACTOR LICENSEES
SUBJECT: TRANSMITTAL OF REPORTS REGARDING FOREIGN REACTOR OPERATING
The enclosed reports are provided to you for information and use in your
reactor evaluations in light of the Three Mile Island Unit 2 accident.
Enclosure 1 is an internal Westinghouse report which describes an incident
involving a stuck-open power-operated relief valve that occurred at the
Beznau Unit 1 reactor in Switzerland on August 20, 1974. This report is now
a part of the official records of the President's Special Commission
investigating the TMI-2 accident. Enclosure 2 is an internal NRC staff memo
on this incident. Enclosure 3 is a report on a steam generator tube
"rupture" incident at the Doel 2 nuclear power plant in Belgium.
If you have any questions about the enclosed information, please let us
D. F. Ross, Jr., Director
Bulletins and Orders Task Force
1. Technical Report on Beznau
Unit 1 Incident of August 20, 1974:
TG-1 Trip/Reactor Trip/Safety
2. Memorandum dated May 15, 1979; Ashok
Thadani to D. F. Ross, Jr.
3. Memorandum dated September 13, 1979;
Darrell G. Eisenhut to Multiple Addressees.
Page Last Reviewed/Updated Friday, May 22, 2015