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 domestically developed fully automatic mechanical vertical shaft tunneling machine "Qiming" marks a significant advancement in China's infrastructure capabilities, particularly for the Chongtai Yangtze River Tunnel project, which is a key segment of the Shanghai-Chongqing-Rongcheng high-speed railway [1] Group 1 - The "Qiming" machine was initiated on January 13 at the Chongtai Yangtze River Tunnel's vertical shaft project site [1] - The Chongtai Yangtze River Tunnel is a critical engineering project for the eastern section of the Shanghai-Chongqing-Rongcheng high-speed railway, connecting Chongming District in Shanghai and Taicang City in Jiangsu Province [1] - The tunnel has a total length of 14.25 kilometers and is designed for a speed of 350 kilometers per hour [1]