西渝高铁重大突破 缪家梁隧道今日贯通

Core Viewpoint - The construction of the Xiyu High-speed Railway, an important part of China's "Eight Vertical and Eight Horizontal" high-speed rail network, has made significant progress with the successful completion of the Miaojialiang Tunnel, which is 1285 meters long, marking a key milestone for the project [1] Group 1 - The Xiyu High-speed Railway is a crucial component of the Jingkun and Baoyin-Hai corridors [1] - The construction team from China Railway 12th Bureau has worked for 683 days to achieve this breakthrough [1] - A total of 28 tunnels have been completed in the Kangyu section of the Xiyu High-speed Railway, laying a solid foundation for the timely operation of the entire line [1]