ACCIDENT MANAGEMENT INSIGHTSAFTER THE FUKUSHIMA DAIICHI NPP ACCIDENTReport of the CNRA Task Group on Accident Management

NEA/CNRA/R(2014)2
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The Fukushima Daiichi NPP accident demonstrated the importance of increasing the robustness of NPPs to extreme external conditions and beyond design basis accidents. In this respect, the CNRA established the Task Group on Accident Management (TGAM) to review the regulatory framework for accident management following the accident. The TGAM considers developing the concept of “Integrated accident management” an important step in achieving the goal of increased robustness. This concept is intended to build upon existing good practices and take into account new findings from post-Fukushima studies. This report was developed based on an IAM concept and provides insights for regulatory bodies to consider in the following areas: “Procedures and guidelines”, “Equipment, infrastructure and instrumentation”, and “Human and organisational resources”.

The report is built on the existing bases for capabilities to respond to design basis events and accidents at NPPs, and what additional measures should be considered as an accident progresses to the severe accident stage.

Insights are provided on the experiences and practices existing or being proposed in the NEA member states, as well as new findings from post-Fukushima studies.