Nos réalisations

Extension of RER Line 4

Ouvrages souterrains - Génie Climatique - Installation

Nos prestations

Implementation and integration studies of 3 motorized dampers into the smoke exhaust system of the tunnel. Carrying-out of a fine test at 70 ° C / 1 h at CNPP including functional tests when subjected to high temperature. Creation of the station Mairie de Monrouge. Creation of the Trains Service Center. Construction of a tunnel ventilation plant. Carrying-out of 3 sets of ventilation dampers controlled remotely. Installed equipment :
- 3 motorized dampers of 4 x 3 m and fire resistance of 400 ° C / 1h,
- protective grilles provided with access doors contacted on either side of the dampers for the protection against moving parts,
- 3 control cabinets in accordance with the requirements of the NF S standard 61-937 equipped with a controller and connected to the fire detection system via a MODBUS network.