富水砂土基坑渗水对侧墙变形和周边环境的影响

刘俊城,谭勇,宋享桦,樊冬冬,刘天任

Effects of through-wall leaking during excavation in water-rich sand on lateral wall deflections and surrounding environment

Jun-cheng LIU,Yong TAN,Xiang-hua SONG,Dong-dong FAN,Tian-ren LIU

表 3 数值模型中结构构件参数

Tab.3 Parameters of structural members in numerical model

结构构件 $ {\gamma }_{\mathrm{s}\mathrm{e}} $/(kN·m−3) E/GPa υ 地连墙、隔离桩 25 34.5 0.22 电视塔桩、立柱桩 25 30.5 0.20 混凝土支撑 25 30.5 0.20 钢支撑 77 205 0.20