In addition to construction of pipe-jacked, lined tunnels and blind bored vertical shafts, Abergeldie’s tunnelling expertise and achievements include tunnel construction and reconstruction using more conventional excavation and boring methods. Our rehabilitation of a rough-hewn, unlined tunnel carrying a water main from the Cotter Dam near Canberra earned a 2009 Civil Contractors Federation ACT Hitachi Earth Award.
Conventional Tunneling projects:
StabilisationStabilisation of an existing, rough-hewn, ...
Blackall Range Tunnel
The refurbishment of a 2500m long, 3.5m x 2.5m tunnel ...