Today, the Qixingping Tunnel of the Xian to Chongqing high-speed railway was completed. The tunnel has a total length of 13,669 meters. It is the second-longest tunnel in the entire Kangyu section of the Xi-Chongqing High Speed Rail. It is also the only dovetail tunnel on the entire line.

Zhitongcaijing · 2d ago
Today, the Qixingping Tunnel of the Xian to Chongqing high-speed railway was completed. The tunnel has a total length of 13,669 meters. It is the second-longest tunnel in the entire Kangyu section of the Xi-Chongqing High Speed Rail. It is also the only dovetail tunnel on the entire line.