News

A good safety culture is necessary in order to ensure that technical installations are safe. There is widespread agreement on this point across all specialist disciplines and sectors. ENSI, the Swiss Federal Nuclear Safety Inspectorate, also gives consideration to safety culture in its supervisory work. In a new report on supervisory practice covering various issues, […]

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“We strengthen safety.” The Swiss Federal Nuclear Safety Inspectorate has developed a new mission statement under this motto. It was developed with the involvement of every employee and replaces the mission statement from the year 2009.

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The Swiss nuclear power plants (NPP) Beznau and Gösgen are required to perform standardized safety reviews of the base materials in their reactor pressure vessels to check for possible manufacturing flaws. Through this requirement, the Swiss Federal Nuclear Safety Inspectorate ENSI is implementing a recommendation issued by the Western European Nuclear Regulators Association (WENRA).

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Pierre Steiner will step down from the ENSI Board at the end of 2012 after five years of service. Mr Steiner, who is 69, cites his age as the main reason for his decision. The ENSI Board regrets his departure and wishes to thank Pierre Steiner for his work and his great dedication.

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A core shroud is installed inside the pressure vessel in every reactor. This shroud is cylindrical in shape and is made of thick steel plate; it is not under pressure, and it does not perform a barrier function in order to contain radioactivity. ENSI assesses the integrity of core shrouds. The core shroud is open […]

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The experts of the European Nuclear Safety Regulators Group (ENSREG) have joined others in awarding good marks to Switzerland’s nuclear power plants. In their assessment of Switzerland’s National Report for the EU Stress Test, the EU experts conclude that Swiss nuclear power plants meet the international safety requirements in all areas, and Switzerland is even […]

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IAEA

Experts from the International Atomic Energy Agency (IAEA) recommend that the position of the Swiss Federal Nuclear Safety Inspectorate (ENSI) should be strengthened. Specifically, it should be possible for final decisions to be taken by ENSI rather than by the Federal Department of Environment, Transport, Energy and Communications (DETEC). In addition, committees should submit their reports directly to ENSI.

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