Yunyangshan Tunnel on Hengyang-Yanling Expressway
Released at: 13 March,2019
The Yunyangshan Tunnel in the Hengyang-Yanling section of G72 Quanzhou-Nanning Expressway is a multiple-arch tunnel finally completed in December 2008, with a total length of 3,230 m, the clear width of 10.75 m and the clear height of 5.0 m.
