Waste air extraction at the tunnel head in Sedrun
Waste air extraction at the tunnel head in Sedrun
Tests on the Gotthard
There is a lot of technology in the new Gotthard line. Extensive tests are carried out to ensure it works properly.
View eventWaste air extraction at the tunnel head in Sedrun
There is a lot of technology in the new Gotthard line. Extensive tests are carried out to ensure it works properly.
View event