Tunnelling,
Transport tunnels
Tunnel Silberberg
Building method Drill & Blast Method, Excavator Drive L = 7,407 m, A = 130 - 180 m² In-situ concrete inner lining with umbrella-type seal or waterproof “all-round” seal Various galleries walkable/drivable, total length = 4,395 m Shaft 22 m deep Project participants Owner Deutsche Bahn, DB Netz AG RB South East[...]