Cost-efficient tunnel widening – the tunnel-in-a-tunnel method
Standort

Peters­berg Tun­nel: En­large­ment of a rail­way tun­nel du­ring on­going rail op­er­a­tions

Railway tunnels have been in operation in Germany since the 19th century. The cross-section of these tunnels must be widened to meet the heightened safety requirements and speed increases. This also applies to the Petersberg Tunnel. 

Client

ARGE Tunnel Petersberg


Built

2017

Impressions

Further references