Deep under the Yangtze River, a stranded tunnel boring machine that looked like a sunk cost has instead become a showcase of ...

The world's largest-diameter shield machine for constructing high-speed railway tunnels, independently developed by China, ...

SHANGHAI, Nov. 22, 2024 /PRNewswire/ -- China's latest intelligent shield tunneling technology has been successfully applied in the Chongtai Yangtze River Tunnel, a key project for the ...

In rendezvous beneath the Yangtze River, a multimillion-dollar tunnel boring machine meets its stalled twin with just 2mm of ...

For growing cities having tunnels is no longer considered a luxury – they are a necessity as land is a precious commodity. Going underground frees up surface land for other development, and in fact, ...

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

For the difference of rock and soil strength on the tunneling face, curved tunneling, and the top-heavy structure of the main machine forming the complex geological structure, the adoption of uniform ...