Technical control of the construction for the design and construction phases of the LMJ Experience Hall Support Building (BSHE)

The technical control missions of the construction subject of the contract concern the design and construction phases undertaken within the framework of the construction project of the Support Building for the Experience Hall (BSHE) of the Megajoule Laser (LMJ) on the CEA website of CESTA.

The BSHE is a facility for the maintenance and maintenance in operational condition of the equipment in the LMJ Experience Hall.

It is characterized by:

• A footprint of approx. 4,900 m2;

• 83 rooms spread over two levels (N0 and N+1);

• A total area of approx. 8,000 m2;

• Concrete volume of about 7,220 m3;

• Nuclear ventilation (flow rate 65,000 m3/h);

• Cleanrooms (ISO6);

• Installed electrical power of the order of 1,200 kVA.