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无粘性土桩端阻力计算公式:
其中:
σef,b
-
桩端有效应力
Nq
承载力系数
qb
端阻力(kpa)
qb,lim
端阻力极限值
Ab
桩端面积
承载力系数 Nq 和极限端阻力 qb,lim 可由软件自动计算获得,也可由工程师自行输入。
粘性土桩端阻力计算公式:
cu
桩端不排水抗剪强度