八纵八横高铁网

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深江铁路跨磨刀门水道主桥东主塔封顶
Ren Min Wang· 2025-05-11 15:39
Core Points - The main tower of the key project, the Shenchang Railway's main bridge across the Modao River, has been capped on May 11 [2][3][5] - The bridge is a 140-meter high cable-stayed bridge that spans the Modao River, located at the boundary between Zhongshan and Jiangmen cities [3][5][10] - The Shenchang Railway is an important part of China's "Eight Vertical and Eight Horizontal" high-speed rail network along the coastal corridor, with a total length of 116 kilometers starting from the Shenzhen Xili Station [3][10][12] - Upon completion, the railway will enable a one-hour travel time between Shenzhen and Jiangmen, connecting five cities: Shenzhen, Dongguan, Guangzhou, Zhongshan, and Jiangmen [5][10][12]
渝昆高铁华山松隧道斜井至2号横洞区间贯通
Zhong Guo Xin Wen Wang· 2025-05-08 07:47
Group 1 - The Huashansong Tunnel, part of the Yukun High-speed Railway, has successfully completed the connection between the inclined shaft and the No. 2 horizontal tunnel, improving ventilation and material transport conditions [1] - The tunnel spans 16.4 kilometers and is located in a complex geological environment, classified as a "geological museum" due to its challenging conditions, including multiple faults and high-risk zones [1] - The construction strategy involved simultaneous excavation from multiple auxiliary tunnels, with eight working faces opened to enhance efficiency, addressing the high-risk classification of the tunnel [1] Group 2 - As of now, 14.5 kilometers of the main tunnel excavation has been completed, with full tunnel completion expected in the second half of the year [2] - The overall construction of the Yukun High-speed Railway in Yunnan is progressing steadily, with 95% of the earthworks completed and 85% of bridge and tunnel construction finished [2] - The Yukun High-speed Railway is a key part of China's "Eight Vertical and Eight Horizontal" high-speed rail network, with a total length of approximately 700 kilometers, significantly reducing travel time between Chongqing and Kunming upon completion [2]