成渝中线高铁重庆大足段架梁完成

Core Viewpoint - The completion of the box girder installation for the Chongqing-Dazu section of the Chengyu Middle Line High-Speed Railway marks a significant milestone, facilitating subsequent track laying and construction activities [1] Group 1: Project Details - The Chengyu Middle Line High-Speed Railway is a crucial part of China's "eight vertical and eight horizontal" high-speed rail network, with a total length of 292 kilometers and a design speed of 350 kilometers per hour [1]