Source: telt-sas.com
The TBM Federica has built the first 9 km of the tunnel. The vent shafts were constructed. The total length of the rail connection will be 270 km, with 70% of it being on the French side and 30% on Italian land.
According to the project, the end stations Saint-Jean de Maurienne (France) and Susa (Italy) will become a large hub. The railroad near the border is a part of important trans-European link TEN-T T, connecting 7 major transport links of EU.