Gaoliang Tunnel breakthrough Yan'an–Yulin rail milestone

Oct 4

CCTV reports the October 4 breakthrough of the Gaoliang Tunnel on the Yan'an–Yulin high-speed railway as a key step toward completing the line. The tunnel crosses Loess Plateau ridges and gullies, is 3,480 metres long and has a maximum burial depth of 150 metres. The railway forms part of the Baotou–Yinchuan–Haikou corridor. Northern Shaanxi's economic and social benefits remain expected after completion; the railway is not reported open.

CCTV reports that the Gaoliang Tunnel on the Yan'an–Yulin high-speed railway breaks through on October 4. The tunnel is 3,480 metres long with a maximum burial depth of 150 metres across Loess Plateau ridges and gullies. It is identified as a key step toward completing the line, part of the Baotou–Yinchuan–Haikou corridor. The railway's opening and expected regional economic benefits remain future outcomes.