China has developed its largest tunnel-boring machine, Jianghai, with a 54.4-feet diameter and 30% increased tunneling ...

CHANGSHA, Oct. 31 (Xinhua) -- China's self-developed tunnel boring machine with the biggest diameter has been rolled off the production line on Thursday. The machine, with a maximum excavation ...

A photo taken on Feb 26, 2024, shows the tunnel boring machine Yongzhou at an industrial park of China Railway Construction ...

The same company behind the project is also in the process of developing the world's longest undersea high-speed rail tunnel ...

Phillip Birch operates earth-cutting equipment in a tiny space more than 40 metres below the surface of the Fraser River. To ...

German mechanised tunnelling major Herrenknecht, which was at the centre of a recent conversation between Commerce Minister ...

In an unexpected exchange on a Delhi Metro ride, Commerce Minister Piyush Goyal informed Germany’s Vice Chancellor Robert ...

A subterranean water pipeline passing under the Fraser River aims to secure Metro Vancouver's water supply, even after a ...

CHANGSHA -- China's self-developed tunnel boring machine with the biggest diameter has been rolled off the production line on Thursday. The machine, with a maximum excavation diameter of 16.64 ...