Latest from Tunnels and Tunnelling. A peach of a pit. ... The successful logistics of staging four TBMs from one location has enabled the first pair of machines to make a breakthrough near Oslo, ahead of schedule. Nicole Robinson reports on the Follo Line’s first major milestone. Read more.
Flagship projects with tunnel boring machines. Of the over 600 kilometers of tunnels ACCIONA Construction has drilled in recent times, the tunneling machines have had a key role, accounting for more than a third of the total production.
Tunnel Boring Machines; Tunnel Boring Machines. Four giant Tunnel Boring Machines (TBMs) are needed to dig the Metro Tunnel. ... Progressively installing curved concrete segments to create a watertight lining inside the tunnels. Track their journey. Our first TBM has arrived in Melbourne and our second is on its way, track their journeys here.
Tunnel Boring Machines Products. TBMs Main Beam Double Shield Single Shield Crossover EPB Back-Up Systems ... we know what it takes to manufacture the most efficient tunneling machines. That’s why Robbins TBMs have been used on more rock tunnels than all of the competition combined. Robbins TBM owners have set world excavation records for ...
Tunneling Boring Machines Under HATS Stage 1, a total of 23.6 kilometres of tunnels are constructed for conveying sewage from various parts of Kowloon and north-east Hong Kong Island to the Stonecutters Island Sewage Treatment Works.
An argument used by the advocates of tunneling-machines is that the chief problem in driving is to get rid of the material. There is a good deal of truth in this when applied to tunnels of large diameter and to headings where the material is discharged en masse at the face and in large and irregular pieces.
Meet our giant tunnelling machines. Digging the new tunnels was a 24-hour a day job, 7 days a week. Crossrail used eight tunnel boring machines (TBMs) to construct the new rail tunnels under London.
KAMY series of Roadheaders offers the best cutting performance in a wide range of rock formations. Equipped with geometrically optimized transverse or longitudinal cutter heads, these flexible machines can be used to excavate subway tunnels, road tunnels, railway tunnels and water tunnels without using explosives.