Tunnel du Chat

Bourdeau (73)

 

Upgrade of the tunnel’s safety equipment to meet standards, with the creation of a 1,481 metre safety gallery alongside the existing one, and the complete renovation of the existing tunnel.

Studies, supply, installation and commissioning of all tunnel safety equipment: 
- High voltage/low voltage (HV/LV) distribution and temporary phases;
- Ventilation;
- Tunnel and gallery lighting;
- Centralised technical management (CTM) and communication network;
- Video/automatic incident detection (AID);
- Signalling;
- Radio;
- Fire detection;
- Access doors and lifeline;
- Fire network;
- Layout of technical rooms with HVAC;
- Self-evacuation.