奋力掘进大湾区交通动脉 广南联络线关键工程春节不停工

Core Viewpoint - The construction of the Xilang Tunnel, a key project for the Guangzhou South to Guangzhou Station Link Line, is progressing rapidly, with significant efforts from workers during the Spring Festival to ensure timely completion [2]. Group 1: Project Overview - The Xilang Tunnel is approximately 13.2 kilometers long and has a maximum depth of 61 meters, with the "Tianyou" shield machine responsible for a 4,196-meter section of the excavation [2]. - The "Tianyou" shield machine has a maximum excavation diameter of 12.86 meters, a total length of about 125 meters, and weighs over 3,200 tons, making it a significant engineering feat [2]. Group 2: Technological Advancements - The "Tianyou" shield machine is equipped with advanced systems such as a retractable main drive system, high-precision gas-liquid balance system, and a dual-liquid slurry injection system, enhancing its operational efficiency [2]. - The project has established five special teams during the Spring Festival to ensure rapid excavation and effective machine operation [2]. Group 3: Societal Impact - Upon completion, the Guangzhou South to Guangzhou Station Link Line will enable a direct 15-minute connection between Guangzhou South Station and Guangzhou Station, significantly improving regional transportation connectivity [2]. - The project will link major transportation hubs, including Guangzhou Station, Guangzhou South Station, and Guangzhou Baiyun Station, and connect with important rail lines such as the Beijing-Guangzhou High-Speed Railway and the Guangzhou-Shenzhen-Hong Kong High-Speed Railway [2].