Daoan expressway starts from Fushouchang at the junction of Daozhen Gelao and Miao Autonomous County and Nanchuan District of Chongqing, passes through Daozhen, Zheng 'an, Meitan and Qing Yu, and connects with Guixin expressway in Lujia Village of Weng 'an County. The total length of the line is 254km, including 2 1 1 km in Zunyi, involving Daozhen, Zhengan, Meitan and Qing Yu counties. Qiannan Prefecture is 37 kilometers long, involving Weng 'an County and Fuquan City.
According to the construction standard of subgrade width of 24.5 meters, two-way four lanes and speed of 80km/h (km/h), the whole project was completed on February 24, 20 15+65438.
Daoan expressway (also known as Weng expressway) is the northern section of the third vertical line in the planning of expressway network. It starts from Fushouchang, Nanchuan District, Chongqing (in the extra-long tunnel) at the junction of Chongqing and Guizhou, and passes through Tuchengba, Shuanghe, Yunfeng and Sanjiang in Daozhen Gelao and Miao Autonomous County, Anchang Town, Jianping, Hexi, Miliang and Heping in Zheng 'an County, Pingle in Suiyang County, Xihe, Qingjiang, Liuhe and Xinglong Town in Meitan County, and Longjia Town in yuqing county.
There are 4 service areas and 6 parking areas in this section; Among them, the length of Daozhen territory (including Daozhen branch line) is 47.83 1 km, Zheng 'an territory is 5 1.950 km, Suiyang territory is 16.780 km, Meitan territory is 76.43 km, Qing Yu territory is 18.330 km, and Qiannan territory is 38.
Daoan expressway connects planned Nanchuan in Chongqing to expressway in Judah in the north, and Weng 'an in our province is under construction in the south to expressway in Machangping, which is another convenient high-speed passage for the southwest of China to go south to sea.
The above is the introduction of Daoan expressway by Yimao Zhong Da Consulting Company. For more information about expressways, please pay attention to the architectural knowledge column of Zhong Da Consulting.
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