How many kilometers are there between Chengdu and Ya 'an Expressway?

The two expressways from Chengdu to Ya 'an are Chengya Expressway with a total length of 14 1.2 km, and Chengqi Expressway with a total length of 145 km.

Chengya Expressway is a highway connecting Chengdu and Ya 'an. It is a two-way fully interconnected fully enclosed four-lane expressway with a total length of 1, 4 1.2km, 1, which was started on February 6, 1996 and completed in 2000.

Chengwenqiong-Qiongming-Chengya Expressway is divided into three sections, of which Chengwenqiong section is 65.63km long, Qiongming section is 52.3km long, and Chengya Expressway (from Mingshan to Ya 'an section) is more than 20km long, so the total length is about 145km.

Extended data:

Chengdu-Ya 'an, the third expressway, is the double track of Chengdu-Ya 'an Expressway.

The planned construction mileage of Chengya Expressway is 159 km, and the estimated total investment is about 25 billion yuan, of which the main line of Ya 'an section is 65 km long and the branch line of Baoxing is 10 km long, and the estimated investment is1100 million yuan.

The route starts from the outer ring expressway in Tianfu New District, passes through Shuangliu, Xinjin and Qionglai to the west, and reaches the Pujiang-Dujiangyan section of the ring expressway in Chengdu Economic Zone (Pujiang-Dujiangyan section of the third ring road). Set up a tunnel to cross the Shanxi Mountain of Zhenshan, and go to tianquan county via Lushan County.

A branch line is set up in Lushan to connect Baoxing County, and a hub is set up in the south of tianquan county to connect Yakang Expressway, ending in Yingjing County and connecting Yaxi Expressway in the south. The design speed is 100 km/h, with six lanes in both directions.

The tunnel passes through Huojing Town, Tiantai Mountain Town and Gaohe Town, passes through Zhengxi Mountain, passes through Yuxi, Longmen, Hexi, Lushan Mountain and Laochang to tianquan county, and ends at Hongchuan Temple in tianquan county.

Baidu Encyclopedia-Chengwenqiong Expressway

Baidu Baike-Chengya Expressway

Baidu Baike-Qiongming Expressway