Following the current norms established by Rasmussen report WASH-1400, the use of which is becoming increasingly efficient and even necessary for evaluating and demonstrating nuclear site safety.

PSA/Serious Accidents Analysis

Probabilistic Safety Assessment (PSA) for nuclear reactors allows us to evaluate the probability of nuclear core meltdown (PSA level 1) and its environmental and human impacts (PSA level 2).

The serious accidents model allows us to predict all potential accident scenarios, using tools such as Risk Spectrum, KB3, BDMP, MAAP…


Probabilistic Safety Assessment of accidents, AQS memos, model N4 VD1-REX

Probabilistic Safety Assessment, spent fuel pools and stress test after the Fukushima Daiichi nuclear disaster

Serious accidents analysis, 900 MWe, N4 and newer models.

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By phone on +1 514-798-7436 and on social networks:


France head office

12 avenue du Québec
BP 636 Villebon-sur-Yvette
F91965 Courtabœuf 1 cedex


Sector Group Canada Inc
403.2-7236 rue Waverly
Montréal, QC H2R 0C2
Phone: +1 (514) 798-7436


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