沪苏锡常城际铁路首台盾构机刀盘下井

Core Points - The successful installation of the cutter head for the "Sutiexianfeng" shield machine marks a significant milestone in the construction of the Taicang pilot section of the Hushu-Su-Xi intercity railway [2] - The shield machine will undertake the construction of a dual-tunnel section that spans 4.8 kilometers, primarily through soft soil layers [2] - The project is part of the key initiatives outlined in the multi-level rail transit planning for the Yangtze River Delta region, aiming to enhance connectivity and integration within the region [5] Group 1 - The "Sutiexianfeng" shield machine's cutter head was successfully hoisted and installed, indicating that major assembly work is nearly complete [2] - The Taicang pilot section features a dual-tunnel design, utilizing a soil pressure balance shield machine for construction [2] - The shield machine has a cutter head diameter of 9.315 meters and weighs approximately 80 tons, equipped with 145 cutting tools [2] Group 2 - The Hushu-Su-Xi intercity railway project has a total length of 10.24 kilometers and is designed for a speed of 160 kilometers per hour [5] - The project includes three stations, with two underground and one elevated, and is expected to be completed within four years [5] - Upon completion, the railway will connect with multiple urban rail transit lines in Shanghai, facilitating the integration of Taicang into the "railway-based Yangtze River Delta" [5]