5m, including sloping excavation, mesh and shotcrete on the slope, pressure-spraying mortar into riprap layer to form water-stop curtain and etc.

• 青岛奥运会国际帆船中心地下车库工程,采用放坡开挖,坡面挂网喷射混凝土保护,高压旋喷注浆穿透抛石层形成止水帷幕等技术措施,有效地解决了4。