The whole line will be opened soon! Joint commissioning of Xingwen-Guiyang section of Chengdu-Guizhou Railway
On October 9, the newly built Xingwen-Guiyang section of Guizhou Railway began joint commissioning, which will enter the critical stage of project acceptance.
Chenggui Railway
Chengdu-Guizhou Railway is an important part of Zhonglan (West) corridor in China's "eight vertical and eight horizontal" high-speed railway network. Its total length is about 632 kilometers and its design speed is 250 kilometers per hour.
The Chengdu-Guizhou Railway from Chengdu to Leshan was opened in December 2014, and the Leshan-Yibin Railway was put into operation on June 15, 2019. Starting from October 9, the joint commissioning and commissioning work between Xingwen and Guiyang was started.
The newly built Guizhou Railway starts from Xingwen County in Sichuan Province in the west of Xingwen to Guiyang, and goes east to Weixin County and Zhenxiong County in Yunnan Province, Bijie City, Dafang County and Qianxi County in Guizhou Province, and east to Guiyang City. There are 10 stations in Xingwen, Xinjie, prestige, Zhenxiong, Bijie, Dafang, Qianxi, Qingzhenxi, Baiyun North and Guiyang North Station.
The length of the main line is about 290 kilometers, 160 new bridges are built, and the length of the bridge accounts for 19.7% of the total length of the line. 106 new tunnels are all single-tunnel and double-track tunnels with a tunnel-to-tunnel ratio of 60.6%.
Joint commissioning refers to the comprehensive inspection, verification, adjustment and optimization of the functions, performance, status and matching relationship among the systems of high-speed railway by using test trains and related testing equipment after the static acceptance of high-speed railway projects has been completed and the conditions of joint commissioning have been confirmed, so that the whole system can meet the design requirements and meet the requirements of opening operation at the design speed. Ask.
After the Chengdu-Guizhou Railway is opened to traffic, a new railway passageway will be formed, which is of great significance to further shorten the space-time distance between southwest and northwest China, East and South China, to improve the structure of the western road network, to promote the development of tourism resources along the line, to speed up the construction of urban agglomerations in the three provinces of Sichuan, Yunnan and Guizhou, and to promote the implementation of the strategy of Western development.