10 November 2015
This page introduces good practices implemented by TEPCO and primary contractors related to radiation exposure dose management, exposure reduction and health management at TEPCO’s Fukushima Daiichi NPP.
To collect and facilitate the sharing of information about good practices, the Workshop on Radiation Exposure Control at the Fukushima Daiichi NPP was held in cooperation with TEPCO and primary contractors at J-Village in Futaba County, Fukushima Prefecture on 10 November 2015.
The workshop consisted of three sessions: (i) improving working environment activities, (ii) radiation exposure reduction, and (iii) technological research and development. Presentations were given by TEPCO and primary contractors, followed by an exchange of opinions between participants and experts.
The details of the presentations are compiled and introduced below.
Initiatives for improving the working environment in the Fukushima Daiichi NPP
Tokyo Electric Power Company, Incorporated.
Activities concerning radiation control for the treatment of accumulated water at the Fukushima Daiichi NPP
Hitachi-GE Nuclear Energy, Ltd.
Evaluation of the total exposure reduction measures during construction of the land-side impermeable walls using the frozen soil method
Introduction of examples for reducing exposure dose during the decontamination at the reactor building in the Fukushima Daiichi NPP Unit 3
Mitsubishi Heavy Industries Ltd.
Dose rate reduction by decontamination of the reactor building at the Fukushima Daiichi NPP Unit 2
Activities to reduce exposure doses during disassembly of bolted type tanks
Efforts for reducing radiation exposure during facing construction of slope areas