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STS for newer OLs require licensees to keep account of the number of transient occurrences to ensure that transient limits, based on design assumptions, a
On November 11, 1981, the DAILY REPORT-REGION I carried a "prompt report" from Calvert Cliffs Units 1 and 2 indicating the
On two occasions (February 22 and 25, 1983), Salem Unit 1 failed to scram automatically due to failure of both reactor trip
This issue was raised[1]by DSI in June 1983 and addresses the concern that several operating P
During the period 1978 to 1980, there were reports of fatigue failure of thermal sleeve assemblies in the piping systems of both PWRs and BWRs.
This issue was raised in Board Notification No.
PORVs and block valves were originally designed as non-safety components in the reactor pressure control system for use onl
Cracks were found in the normal make-up high pressure injection (MU/HPI) nozzles of several B&W plants following an inspection of the 8 B&W plants
