4-metre corridor
In addition to the new base tunnels, 4-metre corridors are also required in order to successfully shift freight traffic from road to rail. This will allow four-metre-high semi-trailers to be transported on rail wagons.

Federal Office of Transport FOT
Section Freight Transport
Mühlestrasse 6
3063 Ittigen
Mühlestrasse 6
3063 Ittigen