How many kilometers is the total length of Chengyuan Expressway in Yunnan?

The total length is about 68.68 kilometers.

According to Baidu Encyclopedia, the Chengyuan Expressway in Yunnan is summarized as follows: The route starts from the boundary of Handan City in Xingtai, connects with Xingtai section of Taihang Mountain Expressway, and ends southward at the boundary of Hebei and Henan provinces east of Qijiakou Village in Hezhang Township. The total length of the route is about 68.68 kilometers, which is built according to the standard of two-way four-lane expressway. The design speed is 80 kilometers per hour and the subgrade width is 24.5 meters. There are 2 extra large bridges, 38 large bridges and 2 medium bridges in this project. 1 5 extra-long tunnels and other tunnels; There are 6 interchanges and 9 separated interchanges.

The expressway network S27 in Yunnan Province is Yuan Expressway, which starts from Chenggong District of Kunming, passes through Chengjiang, Jiangchuan, Tonghai and Jianshui, and ends in Yuanyang, Honghe Prefecture. The whole line is southeast-northwest, which is of great significance to the integration of eastern Yunnan into the urban agglomeration in central Yunnan, the promotion of economic and social development in Kunming, Yuxi and Honghe, and the poverty alleviation of Honghe.