ENGINEERING GEOLOGICAL AND HYDROLOGICAL CONDITIONS FOR SHIZIYANG TUNNEL ON GUANG-SHEN LINE AND SUGGESTIONS FOR SHIELD EXCAVATION OF THE TUNNEL

Various geological units appear at different section of Shiziyang tunnel in Zhujiang city. So the excavation of tunnel must be done on a complicated geological condition. This paper firstly introduced the engineering geological and hydrological conditions for different sections of the tunnel, and then proposed some suggestions for shield excavation of the tunnel.