沪宁合高速铁路南京特大桥跨滁河斜拉桥主塔封顶

Core Points - The completion of the main tower of the Nanjing Grand Bridge on the Shanghai-Nanjing-Hefei High-Speed Railway marks a significant progress in the construction, transitioning to the installation of stay cables and bridge deck construction [1][2] - The bridge spans 502 meters with a main span of 260 meters over the Chuhe River, featuring two main towers each 97.5 meters high, and is recognized as the most technically challenging and critical project in the Nanjing hub area of the railway [1] - The project utilizes a smart construction cloud platform for digital and intelligent management throughout the construction process, enhancing quality and efficiency [1] Industry Significance - The Shanghai-Nanjing-Hefei High-Speed Railway is a crucial part of China's "eight vertical and eight horizontal" high-speed rail network, serving as the eastern segment of the Shanghai-Chongqing-Rongcheng High-Speed Railway [1][2] - Upon completion, the railway will establish a rapid new corridor between the Shanghai, Nanjing, and Hefei metropolitan areas, significantly contributing to the development of the "Railway Triangle" and optimizing the railway network layout in the Yangtze River region [2]