INES-event
INES 2

Overexposure of field radiography workers

On November 4, 2008, two field radiography workers took overexposure incidentally with radiography equipment containing 1.8Tbq (47.7Ci) Ir-192 sources at pipe welding workshop located in Yeosu province southern part of Korean Peninsula.

The incident caused from returning the disconnected pig-tail source to the source container by those of two workers without any preventive or protective measures. The investigation unfolded that any survey meter was not deployed to working place and an alarm meter worn by one of worker was not properly working. They could not realize dislocated pig-tail source till loading the source container on the vehicle due to the absence of any detector.

The received doses of the two workers were estimated as approximately 51 mSv and 62 mSv, respectively and this event was rated as level 2 on the INES scale.

Location: Argus/ Yeosu, South Korea
Event date: Tue, 04-11-2008
Nuclear event report
Legenda & explanation