单桩承载力计算-管桩

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1、说明：基底埋深-4.0m,距自然地面2m第一种情况基底下处理4m碎石桩，管桩桩长36m，桩径0.6m，单桩承载力1448kN计算标高据基底距离节间桩长桩径侧阻折减系数端阻侧阻各段承载力端阻承载力单桩承载力特征值0220.6551207.24420.6551207.24620.63000820.630001020.6300.3337.30321220.6250.3331.0861420.6250.3331.0861620.6250.3331.0861820.6250.3331.0862020.625194.22220.6561211.0082420

2、.6561211.0082620.6561211.0082820.6561211.0083020.6561211.0083220.6661248.6883420.6661248.6883620.66611500248.688423.9合计2471.4312423.91447.6656第二种情况基底下处理8m碎石桩，管桩桩长36m，桩径0.6m，单桩承载力1636kN0220.6551207.24420.6551207.24620.6501188.4820.6501188.41020.6300.3337.30321220.6250.3331.086

3、1420.6250.3331.0861620.6250.3331.0861820.6250.3331.0862020.625194.22220.6561211.0082420.6561211.0082620.6561211.0082820.6561211.0083020.6561211.0083220.6661248.6883420.6661248.6883620.66611500248.688423.9合计2848.2312423.91636.0656第三种情况基底下处理10m碎石桩，管桩桩长36m，桩径0.6m，单桩承载力1730kN0220

4、.6551207.24420.6551207.24620.6501188.4820.6501188.41020.6601226.081220.6250.3331.0861420.6250.3331.0861620.6250.3331.0861820.6250.3331.0862020.625194.22220.6561211.0082420.6561211.0082620.6561211.0082820.6561211.0083020.6561211.0083220.6661248.6883420.6661248.6883620.66611500

5、248.688423.9合计3037.008423.91730.454