Video | Giant HS2 cutterhead transported to new dig

Contractors working for HS2 have transported a 160t tunnel boring machine cutter head to a new digging site in a complex overnight operation. The post Video | Giant HS2 cutterhead transported to new dig appeared first on Construction Management.

Silvertown Tunnel cutter head lowered into shaft

UK's largest ever diameter TBM nearly ready to start work

Silvertown Tunnel drive edges closer as TBM cutter head is lowered into place

The tunnel boring machine (TBM) that will dig London’s Silvertown Tunnel is edging closer to the commissioning stage. The post Silvertown Tunnel drive edges closer as TBM cutter head is lowered into place appeared first on New Civil Engineer.

Metro Tunnels TBMs disassembled

The Melbourne Metro Tunnel Project’s final tunnel boring machine has completed digging and is now being disassembled. After finishing their … The post Metro Tunnels TBMs disassembled appeared first on Inside Construction.

HS2 - TBM Dorothy's cutterhead completes impressive journey back to start second dig in Warwickshire 28112022

After HS2’s first tunnel breakthrough by Tunnel Boring Machine ‘Dorothy’ at the south portal site in July this year, the front part of the TBM has been dismantled and transported back to the tunnel’s north portal in a 24/7 intricate operation, managed by the plant and logistics team at HS2’s contractor Balfour Beatty VINCI (BBV).

Tideway - 5. Tideway Tunnel Boring Machine, 20022018

A brief animated video of the Tunnel Boring for the Thames Tideway Tunnel. Also see the attached notes providing some information on the Cutter head, Ram Hydraulics, Erector Arm, Screw Conveyor, Conveyor Belt.

Belchen Tunnel Rehabilitation, Switzerland

Video of Switzerland's incredible and biggest tunnel boring machine that is redeveloping the 3.2km long Belchen Tunnel. Once complete in 2022, the new tunnel will enable over 55,000 vehicles to cross per day