“龙岗3号”大盾构始发 深汕高铁建设进度刷新

Core Viewpoint - The construction of the Shenzhen-Shantou High-Speed Railway has made significant progress with the launch of the "Longgang No. 3" shield tunneling machine, marking the project’s full entry into the large shield construction phase [1][2]. Group 1: Project Details - The "Longgang No. 3" shield tunneling machine has a maximum excavation diameter of 14.29 meters, equivalent to a five-story building, and weighs approximately 4,250 tons, making it the largest dual-mode shield tunneling machine in China [1]. - The Shenzhen-Shantou High-Speed Railway will span a total length of 125.5 kilometers, with a design speed of 350 kilometers per hour, featuring 6 stations, 18 tunnels, and 37 major bridges [2]. - The project is expected to be completed in 2027, with a total construction period of 5 years, significantly enhancing connectivity between the Shenzhen metropolitan area and the Shantou Special Cooperation Zone [2]. Group 2: Station and Infrastructure - The construction of the Shenshan Station has also commenced, with a total building area of approximately 356,000 square meters and a station building size of about 48,000 square meters [1]. - Shenshan Station will serve as a major hub, featuring 5 platforms and 13 tracks, with a maximum capacity of 3,500 passengers and a peak hourly dispatch volume of 6,442 passengers [1].