China National Highway 317

China National Highway 317 (G317) runs broadly west to east from Chengdu, Sichuan to Gar County, Ngari Prefecture, Tibet. It is 2,028 kilometres in length and forms an important transportation route in Tibet.^[1] As of 2017, Highway 317 passes through the highest vehicular tunnel in the world in the Chola Mountains of Dêgê County.^[2] Part of the route is concurrent with the Sichuan-Tibet Highway.^[3]

National Highway 317
317国道
G317 by the Zipingpu Reservoir, Dujiangyan, Sichuan
Route information
Length	2,028 km (1,260 mi)
Major junctions
From	Chengdu, Sichuan
To	Naqu, Tibet
Location
Country	China
Highway system
National Trunk Highway System Primary Auxiliary
← G316 → G318

Route and distance

Route and distance

Place	Location (km)
Chengdu, Sichuan	0
Pi County, Sichuan	20
Dujiangyan City, Sichuan	54
Wenchuan County, Sichuan	149
Li County, Sichuan	206
Barkam County, Sichuan	394
Zhaggo County, Sichuan	661
Garzê County, Sichuan	756
Dêgê County, Sichuan	960
Jomda County, Tibet	1070
Qamdo County, Tibet	1298
Riwoqê County, Tibet	1403
Dêngqên County, Tibet	1546
Baqên County, Tibet	1782
Sog County, Tibet	1812
Nagqu County, Tibet	2043

References

1. 阎石，李兵, ed. (August 2015). 土木工程概论 [Introduction to Civil Engineering]. 北京：中国电力出版社. p. 97. ISBN 978-7-5123-8073-8.
2. "Tibet less remote as world's highest road tunnel opens". Xinhua. People. 10 November 2016. Retrieved 21 July 2017.
3. News Review: Reports from Tibet ... Tibet Information Network. 1998.

See also

• China National Highways