TAC Rock Tunnelling Workshop - tunnelcanada.ca

TAC – Rock Tunnelling Workshop, Sheraton Wall Centre Hotel, Vancouver, BC Jens Classen: Mechanical Excavation, 16.11.2013 Rock Cutting process. •The cutterhead of Hard Rock TBM´s are equipped with disc cutters. •The disc cutters are pushed against the rock by the rotating cutterhead. •The disc cutters form concentric circles on the rock face.

  Workshop, Rocks, Tunnelling, Tac rock tunnelling workshop