The first four tunnel boring machines are coming to New Jersey to build the Gateway rail tunnel. Here's what they do and why ...

Recent advancements in rock cutting and tunnel boring machine (TBM) performance have underscored the importance of optimising cutter design, operational parameters and understanding rock fracture ...

The Hudson Tunnel Project is marking another major milestone as it nears a critical point in the $16 billion process. During its Aug. 20 board meeting, Gateway Development Commission announced that ...

Recent advancements in tunnel boring machine (TBM) performance and optimisation have significantly enhanced the efficiency, safety, and sustainability of underground construction projects. Integrating ...

The projects aim to prepare a stable path for tunnel boring machines that will excavate the new two-track tunnel under the Hudson River. Challenges include navigating varying geological conditions, ...

A colossal project to reduce traffic in the underground tunnels connecting the Virginia cities of Norfolk and Hampton just had a big breakthrough — literally. Since 1957, the two cities have been ...

Tunnel boring for the long-awaited, $16 billion rail tunnel project connecting New York City and New Jersey is set to begin next summer, a significant milestone for the colossal infrastructure project ...

Here's how the tunnel boring machine, or TBM, works: As the 200-ton TBM moves forward, a round cutter head studded with titanium teeth grinds into the tunnel face and splits large chunks off the rock.

The tunnel's construction saw world-class challenges due to its extraordinary scale. It spans 22.13 kilometers, reaches a ...