China's largest shield tunneling machine cutter head, with a record-breaking diameter of 16.64 meters, descended at the ...

This photo taken on Jan 22 2025 shows the cutter head of Jianghaihao shield tunneling machine during its mounting ...

After surpassing 2km, the shield tunnel intelligent construction V2.0 system was integrated into the Pioneer shield machine to improve efficiency and construction quality of the tunnel.

Deep below the rugged landscape of central China lies an engineering marvel the size of a 60-story building, boring chunks of ...

Workers in China have set a new record by completing the task of building the world's largest-diameter underwater shield tunnel ... with one mega-big boring machine called the "Shanhe." ...

(Voice_over) The CREC No 1294 is the largest-diameter earth pressure balance shield machine exported overseas by a Chinese company. Once finished, the mountain tunnel highway is expected to reduce ...

squeezing the earth in at the shield's face. Tunnel workers gather the muck and dirt as it pours in. They toss the dirt on conveyor belts, which carry the excess soil out of the tunnel.

Fukuoka City has begun the construction of its first underground river to prevent flooding caused by the Kashiigawa River in Higashi Ward. On January 23, a launch ceremony for a large tunnel boring ...

Construction workers have been using heavy equipment called a shield machine to bore a 16-kilometer underground tunnel, which will stretch from underneath the Kan-etsu Expressway’s Oizumi ...