Tunnelling

It’s dark in front of the pick. Which is why experience – of engineers and construction workers – counts.

Amsterdam Metro North-South Line
Netherlands
Amsterdam Metro North-South Line
B29 Einhorn Tunnel
Schwäbisch Gmünd
B29 Einhorn Tunnel
Branich Tunnel
Schriesheim
Branich Tunnel
Vianden Pumped-Storage Hydroelectric Plant
Luxembourg
Vianden Pumped-Storage Hydroelectric Plant
Bühl Tunnel
Siegen
Bühl Tunnel