倒挂井壁竖井在城市中心地下暗挖通道中的应用

Application of Shaft in Underground Tunnels at City Center by Inverted Shaft Lining Method

武汉市轨道交通2号线一期18C标工程地下通道通过采用"倒挂井壁"竖井支护形式,有效解决了城市中心地下暗挖通道的施工场地狭小、地下管线多、水文地质条件差等施工难题。

The shaft support method of inverted shaft lining is applied in the 18C segment of stage 1 for the railway station line 2 to solve a series of difficulties of the underground tunnels at city center,such as narrow construction site,lots of underground pipes,bad hydrogeologic condition.