Huangtuliang Tunnet
Aba State,Sichuan Province
2015.09.28
Project Name: Huangtuliang Tunnel
Location: Aba State,Sichuan Province
Time:September, 2015
Description：The total length of tunnel is 4910 meters, the Jiuzhaigou section of the tunnel route is 2772.5 meters long, the speed is 40 km/h, and a length of 2473 meters parallel guide tunnel has been cut there.
