Core Viewpoint - The completion of the box girder prefabrication task for the Sichuan section of the Chengdu-Chongqing high-speed railway marks a significant milestone, facilitating subsequent construction and the overall line connectivity [1] Group 1: Project Progress - The Sichuan section of the Chengdu-Chongqing high-speed railway spans 189 kilometers, connecting the Sichuan-Chongqing provincial border through Ziyang and Chengdu to the Chengdu hub [1] - A total of 3,330 box girders were prefabricated across six manufacturing plants, with the An'yue East plant and An'yue plant, constructed by China Railway No. 5 Engineering Group and China Railway No. 19 Engineering Group respectively, completing 1,151 girders by January [1] - Currently, 25 out of 29 tunnels have been completed, with 99% of the subgrade works finished and 95% of the bridge engineering girder erection completed [1] Group 2: Future Construction - The project is now fully engaged in the construction of ballastless track, which will create favorable conditions for the subsequent track laying operations [1]
成渝中线高铁四川段 箱梁预制任务全部完成
Xin Lang Cai Jing·2026-01-22 19:12