基于门式抗浮框架的基坑开挖下卧隧道变形控制

吴怀娜, 冯东林, 刘源, 蓝淦洲, 陈仁朋

Anti-Uplift Portal Frame in Control of Underlying Tunnel Deformation Induced by Foundation Pit Excavation

WU Huaina, FENG Donglin, LIU Yuan, LAN Ganzhou, CHEN Renpeng

图10 竖井开挖及回填抗拔桩相对位移及桩侧摩阻力

Fig.10 Relative displacement and side friction of uplift piles in shaft excavation step and backfilling step