Renewal of the lighting system of the Puymorens tunnel, tunnel work to replace existing luminaires, wiring, electrical protection and modification of the management system (non-exhaustive list of main works).

Some work will preferably be carried out alternately and for specific operations under closure of the structure. The interventions will be carried out, in part, day and night, for specific operations that will be determined with the operator.

The services to be carried out include the complete replacement of the lighting of the Puymorens tunnel by LED lighting integrating electrical adaptations, the compliance of the installation, the integration into the existing centralized technical management system (CTM).

Approximate quantities given as an indication:

- Number of base luminaires: 448 units

- Number of reinforcement luminaires: 104 units

- Length of cables of different sections: 37,000 ml

- Cable tray length of different sizes: 3,000 ml