In order to be able to dismantle the Fessenheim facility, it is necessary to be able to guarantee the safety of the responders by permanently decommissioning the equipment by eliminating the associated risks. The MHSD has an absolute objective to guarantee, in the long term, the absence of energy of any kind and therefore the absence of associated risk for dismantlers. This reflection is carried out by elementary system or by geographical area (local, zone, building)

The scope of the contract covers the construction of mechanical and electrical MHSD for 43 systems and 20 geographical areas.

The contract covers the implementation of 43 systems (approximately 2000 mechanical links and 20000 electrical links) and 20 geographical MHSDs.

The duration of the contract is 5 years (2 years firm and 3 years optional)

Basically, the contract covers:

Cutting of piping at two points and removal of the section

Installation of welded or other plugs / Support on existing and waterproof organ (15 years hold)

Emptying low point piping

Emptying tarpaulin bottom and sludge conditioning

Tarpaulin bottom drilling

Cutting electric cable and sleeve

Placement of breastplates on the boards

Local identification and tracking through tags and unalterable labels

Insulation deposit(S/S4)

The specifications referenced D455523005902 [A] are attached to the contract notice in the PHAV2 portal.

In terms of planning, services must begin in early 2024