We preserve the environment through several types of undertakings :
- prevention of natural risks,
– rehabilitation of tunnels in urban areas,
– shutting down difficult-to-access tunnels,
– rehabilitation of industrial and mining sites,
– securing former mines,
– installation of water quality control facilities and gauging stations,
– development of devices for fauna and flora protection,
– site decontamination,
– terrain containment,
– wastewater treatment.

Techniques used :
- selective excavations,
– realization of sealed concrete stoppers,
– site decontamination,
– pipe fitting,
– building work and civil engineering,
– specialized works,
– terrain containment,
– reconnaissance drilling,
– drainage and passive treatment.

We make a daily commitment to preserve the sites where we intervene through the systematic implementation of guidelines devised to limit the impact of our works on the environment.

Building of torrential lava guards – Pyrénées