Welding work at the drill head
Welding work at the drill head, 2005 (Uri State Archives)
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.
The Gotthard Base Tunnel is a high-tech product – and, like every tunnel, the result of much hard graft: by labourers, masons and concrete layers.