Don't go too far afield for solutions. There wasn't enough space for the test, so we simply expanded the lab by removing the tunnel wall!

Great insights into the collaboration with VersuchsStollen Hagerbach AG by Marco Dürst, Wolfgang Aldrian and Stefan Maurhofer.

With thanks for the support to the Hagerbach NXT 50 Festival to ACO Switzerland (Gold Partner) Master Builders Solutions and the Swiss Tunnelling Society (STS) as well as Amberg Engineering.

More information about the Hagerbach NXT 50 Festival