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排水条件下的群桩竖向承载力分析采用和单桩竖向承载力分析一样的方法:
得到单桩的竖向承载力后,群桩的竖向承载力最终由下式计算得到:
其中:
n
-
群桩中的桩数
Rc
单桩竖向承载力
ηg
群桩效应系数
验算方法可以选择安全系数法、极限状态法或欧洲规范EN 1997。