National deployment of optical fibre along rail lines under a framework contract. Creation of 1,000 km of underground wired arteries. Duration of the contract: 2014 to 2018.

Equipping and renewal of the safety installations at the northern junction of the Bruxelles Midi rail tunnel, one of the most heavily-used rail tunnels in Europe. Studies, works, tests, commissioning and maintenance of ventilation equipment, HV and LV distribution, lighting, the control-command system and low voltage equipment.

The e-Busway is the first metropolitan transport system to use all-electricity for 24-meter long buses without catenaries, on a high-traffic line.

Study and performance of works to replace operating stations by a rail signalling IT station.

Installation and commissioning of 13 GSM-R sites with lattice towers of 25 to 30 metres.

Design, construction, integration, testing and commissioning of all rail equipment over the 214 km of the high-speed line between Le Mans and Rennes (PPP): electric traction, low voltage distribution, rail signalling, catenaries, cable deployment, GSM-R, telecommunication networks, control centres, access control and video surveillance.

Implementation of platform facades on the 29 stations of line 4.

Design, construction, integration, testing and commissioning of all rail equipment over the 40 km of the Perpignan-Figueras high-speed line (concessions): electric traction, low voltage distribution, ERTMS L2 and L1 rail signalling, catenaries, cable deployment, GSM-R, telecommunication networks, control centres and tunnel safety equipment (ventilation, fire, etc.).

Increase in power and securing of the data center power supply.