Shulou(Shulou.com)11/24 Report--

CTOnews.com, November 25, according to the Southwest Railway, with a 790-ton box girder firmly landing on the Xiaogoutou Middle Bridge of the Chongqing-Kunming high-speed railway in Nanxi District, Yibin City, about 1500 holes have been completed for the box girders in Luzhou and Yibin of the Chongqing-Yibin high-speed railway, indicating that 70% of the construction of key projects in the Chongqing-Yibin section of the Chongqing-Yibin high-speed railway has been completed, laying the foundation for the follow-up ballastless track construction.

CTOnews.com learned that the Chongqing-Kunming high-speed railway, with a total length of about 699km and a design speed of 350km / h, is drawn from Chongqing West Railway Station, the hub of Chongqing, through Chongqing Shapingba District, Jiulongpo District, Dadukou District, High-tech Zone, Jiangjin District, Bishan District, Yongchuan District, Luzhou City, Yibin City, Bijie City, Guizhou Province, Zhaotong City, Qujing City, Yunnan Province, and finally to Kunming South Railway Station. It is an important part of Beijing-Kunming Corridor, one of the "eight vertical and eight horizontal" high-speed railway networks in China.

The Chongqing-Kunming high-speed railway is about 103km in Luzhou and Yibin, and a total of 2000 box girders need to be erected, which are jointly undertaken by the 12th Bureau of China Railway, the fourth Bureau of China Railway and the third Bureau of China Railway. The first box girder was erected on October 9, 2021.

After the project is completed and opened to traffic, it will help to improve the national comprehensive three-dimensional transportation network and greatly reduce the railway space-time distance between Chongqing, Luzhou and Kunming.

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