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MONSTER-sized tunnel boring machines as long as a soccer pitch used to build the Melbourne Metro Rail Tunnel could be abandoned deep under the city. The Melbourne Metro Rail Authority says it will ...

Abstract: Tunnel boring machine (TBM) tool-replacing robot play an important role in improving the efficiency and safety of tunnel construction. However, considering the complexity and specificity of ...

As Mary the tunnel boring machine nears the home stretch of her round-trip beneath Hampton Roads harbor, another TBM has wrapped up its role in expanding another of the region’s historic bridge-tunnel ...

BELGRADE, May 16 (Xinhua) -- Chinese companies will supply the first two Tunnel Boring Machines (TBMs) for the construction of Belgrade's metro system, marking a major step forward in one of Serbia's ...

Discover the incredible engineering behind Switzerland’s biggest tunnel boring machine, one of the most advanced in the world. In this video, we explore how this massive machine operates to ...

The much-awaited underground work for Kolkata Metro’s Purple Line officially began on Thursday with the launch of Tunnel Boring Machines (TBMs). These huge machines will help build a 2.65 km twin ...

A giant HS2 boring machine has broken through to complete the first section of a 3.5-mile tunnel on the route's approach into Birmingham. The 125-metre long, 1,600-tonne machine, named Mary Ann by the ...

To tackle these, 17 tunnel boring machines (TBMs), including dual-mode hard rock variants, were deployed — customized to the city's varying geology. Of the 55 km of tunnel excavation ...