Cleaning the tunnel between Erstfeld and Sedrun
Cleaning the tunnel between Erstfeld and Sedrun, 2013 (AlpTransit Gotthard Ltd)
An event offers an insight into the history of the NRLA through texts, photos, films and infographics. This document is part of the following events.
There is a lot of technology in the new Gotthard line. Extensive tests are carried out to ensure it works properly.