Construction Progress Of The Second Phase Of The Han-Ji-Wei Diversion Tunnel Exceeds 90%
China News Service, Xi'an, April 4th (Reporter Dang Tianye) The reporter learned from the Seventh Branch of the Fourth Bureau of China Railway on the 4th that the construction of the Huangwu Tunnel on the South Trunk Line of the Han-Weiwei River Diversion Phase II Project, which is responsible for the IV standard project, has accurately connected the key sections of the downstream of the 19th branch tunnel and the upstream of the 20# branch tunnel.



