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19-06 2023
China's first high-speed rail tunnel across the Yangtze River has officially entered the construction phase of shield tunneling
On June 16, the "Changjiang" shield machine of Chongqing Yangtze River Tunnel of Chongqing-Hunan high-speed Railway slowly turned the cutter head in the 149-meter-deep cave chamber in Nanshan, Chongqing, to start the most difficult river crossing operation, marking the country's first high-speed railway tunnel across the Yangtze River officially entered the shield tunneling phase. -
15-06 2023
South Korea's Namhae-Yeosu undersea tunnel project was awarded
On June 12, 2023, South Korean construction firm DL E&C won the design and construction contract for the Namhae-Yeosu Undersea Tunnel project. DL E&C says it will use smart construction techniques to design the tunnel, including its BIM tunnel design and AI-based generative design. -
07-06 2023
The east section of the North transverse passage of the super large shield tunnel "Crossbar" is planned to be connected with the main line structure by the end of this year
The eastern section of the North Cross Passage project under construction has completed an important node target today - with the 15-meter super large shield "vertical and horizontal" slowly entering the hole, marking the successful completion of the new North Cross Passage project Ⅷ. -
31-05 2023
More than half of the tunnel is planned to be completed and opened to traffic by the end of 2024
On May 30, at a depth of 52 meters in the Yangtze River, the Wanjiang Struggle shield machine finished assembling the last piece of the 1096 ring under the control of the piece-builder. So far, "the first Wanjiang tunnel" - left and right lines of Wuhu Chengnan Crossing River Tunnel has completed a total of 4180 meters of shield tunneling, tunnel tunneling length has been more than half of the whole. -
24-05 2023
Seamless connection with Shanghai Line 11! Suzhou Rail Transit Line 11 will be put into operation soon
Suzhou's metro Line 11, which is seamlessly connected to Shanghai's Line 11, has entered the 20-day "map running" phase since May 1, according to the city. At present, everything is normal in the trial operation of train running chart of Line 11, and all indexes meet the standard requirements. The cash rate of train is 99.97%, and the on-time rate is 99.80%. The preparatory work of operation is under way, and the train will be put into operation soon. -
17-05 2023
The "longest subway loop in Asia" in Wuhan has safely crossed the Yangtze River levee
On the evening of May 15, Wuhan Metro Line 12, the longest subway loop in Asia, received another good news. In the crossing section from Kpu Park Station to Danchi Station, the shield machine "Jiangcheng Excellence" successfully reached the 500th ring and successfully broke through 1,000 meters, safely realizing two first-class risk sources, namely the starting of the shield machine and the crossing of the Yangtze River levee. In the next step, the shield tunneling machine will enter the mudstone layer of the whole section, which is also the most difficult underriver crossing.