9778818威尼斯官网-vnsc3775威尼斯城官网

Zun-Chong Expressway Qingshaogang Tunnel

  

The Second longest tunnel of Zunchong expressway. Single tunnel is 3632m in length, maximum bury depth is 490m, total length of the two tunnels is 8252m. It started in July 2002, completed in June 2005.

 

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