Chongqing-Guizhou high-speed railway is a high-speed passenger dedicated line from Xi to Chongqing in Shaanxi Province, starting from Xi and ending in Chongqing. The route is Chongqing-Fuling? Fengdu-Zhongxian-Wanzhou-Kaixian-Chengkou-Gao Lan-Ankang-Zhen 'an-Zhashui -Xi 'an.
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The high-speed railway in western Chongqing is a high-speed railway from Chongqing to Xi 'an, a part of the circular high-speed railway corridor in the western triangle (Chongqing, Xi and Chengdu-Chongqing), and a national medium-and long-term railway network plan? Eight vertical and eight horizontal? Medium? Treasure (Yin) sea passage? An important part of, but also "? Thirteenth Five-Year Plan? Part of the tenth vertical section of the modern comprehensive transportation system development plan of Baotou-Fangchenggang comprehensive transportation corridor.
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Stops along the way are: Xi 'an, Zhashui, Zhen 'an, Ankang, Gao Lan, Chengkou, Kaizhou, Wanzhou, Zhongxian, Fengdu, Fuling and Chongqing, with stops along the way 12. The planned speed is 300 kilometers per hour, and it takes only 2 hours from Xi to Chongqing.
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As the second high-speed railway across the Qinling Mountains, the total length of the railway is about 660 kilometers, or many new records will be set. The target speed of 350 km/h will make up for the regret of the slowdown of Xicheng high-speed railway. From the planning point of view, the high-speed railway to Chongqing will pass through more districts, counties, counties and prefecture-level cities in Sichuan and Chongqing, which will play the most direct role in connecting Sichuan and Chongqing with foreign channels.
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Most of the 660-kilometer high-speed railway from Chongqing passes through Qinling and Bashan Mountains. Although the route of the southern section has not yet been determined, it is inevitable that its construction is more difficult than the "Xicheng High-speed Railway". Judging from the Xikang high-speed railway in the north section, the total length of its bridges and tunnels is 16 1.529km, accounting for 95%. There are 0/9 tunnels/kloc-with a total length of 14 1. 18km, accounting for 82.87% of the total length of the line. Among them, there are 4 extra-long tunnels above 10 km and 7 long tunnels above 5- 10 km.
Special tips
The construction of this high-speed railway is very difficult, because most of the areas where the line passes are the Qinling Mountains. The construction difficulty can be imagined.