China's largest tunnel boring machine (TBM) cutter head, with a record-breaking diameter of 16.64 meters, descended at the construction site of the Haitai Yangtze River Tunnel in East China's ...

Tunnel boring machines have been in operation for over 200 years and they operate on the same basic principles today as they did back then.

A cutter head is mounted on the tip of the shield machine and rotates to dig through the soil. The claw mounted on the cutter head that does the actual digging is the cutter bit (Fig. 4).

To train SensiCut’s algorithm, the team used more than 38,000 images of 30 material types. The tool can also guide you to use different speeds and cut settings for different materials.

As we discovered a few weeks ago, 3D printers, laser cutters, and robot arms are part of their microfactory setup and well suited to making PPE to help reduce the shortage during the COVID-19 ...

The world's largest shield machine for railway construction, a tunneling device with a diameter of 15.4 meters, excavated its 1,000th ring segment on Sunday to reach 2 kilometers, a milestone in ...