.png)
Studies, supply and installation of equipment:
- Fire hydrants
- Luminous signalling
- Low voltage installation
- Lighting
- Staking posts
- Emergency call network
- Tunnel closure system (variable message sign, barriers and R24 lights)
- Pollution sensors
- Video surveillance and automatic incident detection (AID)
- Radio transmission
- Centralized technical management
- Safety link between the tunnel and the operating headquarters
- Ventilation of the evacuation gallery
- Metalwork
.png)