Lötschberg Base Tunnel

The Lötschberg Base Tunnel (LBT) is a 34.57-kilometre (21.48 mi) railway base tunnel on the BLS AG's Lötschberg line cutting through the Bernese Alps of Switzerland some 400 m (1,312 ft) below the existing Lötschberg Tunnel. It runs between Frutigen, Berne, and Raron, Valais. Breakthrough was in April 2005 and construction ended in 2006. The opening ceremony was in June 2007. Full scale operation began in December 2007.

Lötschberg Base Tunnel

The Lötschberg Base Tunnel (LBT) is a 34.57-kilometre (21.48 mi) railway base tunnel on the BLS AG's Lötschberg line cutting through the Bernese Alps of Switzerland some 400 m (1,312 ft) below the existing Lötschberg Tunnel. It runs between Frutigen, Berne, and Raron, Valais. Breakthrough was in April 2005 and construction ended in 2006. The opening ceremony was in June 2007. Full scale operation began in December 2007.