Aarau Galerie de secours
General information on the tunnel
- Tunnel type
- Others tunnel
- Number
- 1'100
- Year of operation
- 1973
Contact data
Technical data
- Total length of all tubes (m)
- 200
- Excavation volume (m3)
- 2'150
- Excavation cross section (m2)
- 11
Excavation and lining
- Excavation method
- TBM