Overexposure of a worker


Print View Posted on: 09 February 2015

Event Date: 28 January 2015 Event Type: Radioisotope Processing/Handling Facility
Event Location: Poland, National Centre for Nuclear Research INES Rating: 2 (Provisional)

On the 28th of January 2015, during an inspection of nuclear materials, a radiation worker accompanying the inspectors entered a hot cell containing a source of radiation. Worker remained inside the cell for about 1 minute. Worker’s personal dosimeter recorded an effective dose of 31 mSv which exceeds the annual statutory dose limit for radiation workers (20mSv). Doses received by the 3 inspectors present at the scene probably did not exceed 1 mSv (dose 0.7 mSv measured with personal electronic dosimeter, personal thermoluminescent dosimeters to be read). The Regulatory Body (PAA) was notified of the event on the 30th of January 2015. The event is being subject to further investigation.

INES Rating: 2 - Incident (Provisional) as per 02 February 2015
Release beyond authorized limits? No
Overexposure of a member of the public? No
Overexposure of a worker? Yes

Contamination spread within the facility? No
Damage to radiological barriers (incl. fuel damage) within the facility? No

Degradation of Defence In-Depth No

Person injured physically or casualty? No
Is there a continuing problem? No

Maciej Drabent
National Atomic Energy Agency

maciej.drabent@paa.gov.pl
http://paa.gov.pl
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