TELT CO05

FRANCE - ITALY

22 km twin tunnel - 2 TBM

TELT (Lyon-Turin Euralpin Tunnel) is a 57.5 km rail tunnel under the Alps, set to become the world’s longest, is designed to shift freight from road to rail and reduce carbon emissions across Europe as part of the EU’s TEN-T Mediterranean Corridor.

Lot1, executed by Eiffage and Spie Batignolles, covers a 22km section of the base tunnel on the French side connecting with cross-border section, involving complex tunneling and excavation works.