在长江底前进 “领航号”高铁盾构机掘进突破10000米

Core Viewpoint - The "Linghao" shield machine, the world's largest diameter high-speed rail shield machine developed independently by China, has successfully surpassed the 10,000-meter mark in the construction of the Chongtai Yangtze River Tunnel, marking a significant milestone for the project [2] Group 1: Project Overview - The Chongtai Yangtze River Tunnel is a key project for the Shanghai-Chongqing-Chengdu high-speed rail eastern section, connecting Chongming District in Shanghai and Taicang City in Jiangsu Province [2] - The total length of the tunnel is 14.25 kilometers, designed for a speed of 350 kilometers per hour, and features a single-tube double-track design [2]