INES-event
INES 0

CRACKS IN FEED WATER NOZZLES

At inservice inspection of the reactor pressure vessel during the yearly outage 1992 crack indications were found in all the four feed water nozzles. Due to the nature of the indications the maintenance period has been prolonged while awaiting a more accurate testing equipment being available.
In the mean time the utility is performing fracture mechanics analyses.
More information follows as soon as possible.

Location: RINGHALS-1
Event date: Mon, 17-08-1992
Nuclear event report
Legenda & explanation