The market comprises in main order:

- earthworks of the rock face;

- the installation of drainage channels;

- the use of embankments for reprofiling embankments, tracks, etc.;

- reinforcement of embankments with interlocking concrete blocks;

- disposal of excavated material in an approved landfill;

- the laying of a buried earth cable (CDTE);

- repair of underpasses and aqueducts;

- cleaning of aqueducts;

- the demolition and the execution of massive catenary;

- laying of cable trays (gutters, inspection chambers, crossings under the track, etc.);

- fitting of signaling equipment (earthing rail, voltage limiter, etc.);

- various finishes.

The market includes in main order:

- earthworks of the rock face;

- the installation of drainage channels;

- the use of embankments for reprofiling embankments, tracks, etc.;

- reinforcement of embankments with interlocking concrete blocks;

- disposal of excavated material in an approved landfill;

- the laying of a buried earth cable (CDTE);

- repair of underpasses and aqueducts;

- cleaning of aqueducts;

- the demolition and the execution of massive catenary;

- laying of cable trays (gutters, inspection chambers, crossings under the track, etc.);

- fitting of signaling equipment (earthing rail, voltage limiter, etc.);

- various finishes.