The third of the four machines digging HS2’s Northolt tunnel under west London has completed its tunnel drive and is now ...

Dredging contractors across the U.S. have been steadily expanding their fleets to keep up with strong demand for their ...

The third of four tunnel boring machines (TBMs) has completed its 3.4 mile drive beneath the ground at Green Park Way.

Further significant progress in excavating HS2's Northolt Tunnel was made when the third of four tunnel boring machines ...

Equipped with a cutting-edge geological forecasting system, "Linghang" can accurately detect geological conditions 10 to 40 meters in front of the cutterhead. Its intelligent sensing system ...

"These harsh conditions make the construction process extremely challenging," he said. To tackle such difficult construction conditions, the "Jianghai" shield machine is equipped with innovative ...