崇太长江隧道2号竖井掘进机“启明号”顺利始发

Core Viewpoint - The successful launch of the fully automated underwater mechanical shaft tunneling machine "Qiming" marks a significant advancement in China's infrastructure capabilities, particularly in the construction of the Chongtai Yangtze River Tunnel, a key project for the Shanghai-Chongqing Railway [1] Group 1 - The Chongtai Yangtze River Tunnel is a critical engineering project for the eastern section of the Shanghai-Chongqing Railway, connecting Chongming District in Shanghai and Taicang City in Jiangsu Province [1] - The total length of the Chongtai Yangtze River Tunnel is 14.25 kilometers, with a designed speed of 350 kilometers per hour [1]