It mainly includes:

- The accompaniment of the P93 sleeper renewal train;

- The establishment of tracks

- Management of deposited and excavated materials;

- The realization of aluminothermic welds;

- Stress adjustment in long welded rails and in incorporable switches and crossings;

- The realization of shoulders or traffic lanes;

- The installation and removal of signs to slow down railway traffic;

- The provision of mechanized machinery and workers services.

- The following signalling service works:

o The provision of services for mechanized machinery and workers

It mainly includes:

- The accompaniment of the P93 sleeper renewal train;

- The establishment of tracks

- Management of deposited and excavated materials;

- The realization of aluminothermic welds;

- Stress adjustment in long welded rails and in incorporable switches and crossings;

- The realization of shoulders or traffic lanes;

- The installation and removal of signs to slow down railway traffic;

- The provision of mechanized machinery and workers services.

- The following signalling service works:

o The provision of mechanized machinery and workers services.