1, Guyuan to Longde will pass through Liupan Mountain Tunnel.
2. Liupan Mountain Tunnel crosses Liupan Mountain watershed. The project starts from Heshangpu Village, Guyuan Cross Town in the east and ends at Yangjiadian Village, Fengtai Township, Longde in the west, with a total length of12,366m, of which the tunnel length is 2,385m and the approach length is 998 1 m..