广东佛山近距离下穿高铁区间路基管幕结构工程顺利完工

Core Viewpoint - The project undertaken by China Railway Construction Corporation (CRCC) in Guangdong's Foshan City has made significant progress, with the completion of the underground construction beneath operational high-speed rail lines, showcasing advanced construction techniques and ensuring safety and efficiency [1] Group 1: Project Details - The project is located in Dali Town, Nanhai District, Foshan City, and involves tunneling under the operational Gui-Guang, Nan-Guang, and Guang-Zhan high-speed rail lines [1] - The construction team utilized a 920 mm diameter retrievable shield machine and employed shield tunneling technology to mitigate risks associated with ground deformation and settlement during excavation [1] - The shield machine can achieve a maximum tunneling speed of 4.8 meters per hour, allowing for efficient and safe excavation without requiring personnel to enter the tunnel [1] Group 2: Impact and Significance - Upon completion, the project will facilitate the crossing of the high-speed rail by the Dali Town He Dong Central Road, significantly improving transportation for local residents [1] - The project is expected to optimize the regional road network traffic pattern, highlighting its importance for local infrastructure development [1]