单桩承载力计算.xls

单桩承载力计算3号楼C3号孔 已知桩长34.5 m混凝土C3015 桩径0.55 m桩顶绝对标高1.62 桩顶相对标高-3.33 桩截面面积0.237659 桩周长1.727825 土层分布 土层土层厚度m土层重度 压缩模量 fsKPa fpKPa 桩摩阻力 桩端阻力 100150.00 2.10.8118.84.131520.99 2.20.717.52.381518.14 31.617.93.251541.47 31.11910.85153.920 32.81910.8535169.330 31.817.73.042062.200.00 49.2171.9520317.920.00 5.116.4918.65404001139.6795.06 5.3018.97.5456000.00 142.60 34.5 单桩承载力摩阻力Rsk1773.65 单桩承载力端阻力Rpk95.06 端阻比0.051 端阻比p0.050.10.051 гp1.021.051.021 гs1.641.71.641 抗震时 Rsk rs rRe Rpk rp单桩承载力设计值单桩承载力设计值 1773.6461.6410.8 95.0634081.021 1173.95 桩身结构强度计算单桩竖向承载力设计值 预制桩0.60.75FcAp2138.927 KN 灌注桩0.6FcAp2138.927 KN 取单桩承载力设计值1173.95 KN 取1100 KN 3号楼C3号孔自然断面3.44 土号土层土层厚度m 土层重度 压缩模量 fsKPafpKPa 1 杂填土1.5015 2.1 褐黄色粉质粘土1.118.84.1315 2.2褐黄色淤泥质粘土0.717.52.3815 3 灰色淤泥质粘土1.617.93.2515 3灰色砂质粉质夹粘土3.91910.8515 3 灰色淤泥质粘土1.817.73.0420 4 灰色淤泥质粘土9.2171.9520 5.1 灰色粉质粘土19.318.6540400 5.3 暗绿色粉质粘土12.618.97.545600 8 黄色砂质粉土2018.36.5 0.050.10.150.20.250.30.350.40.45 1.021.051.081.121.181.241.31.411.5 1.641.71.751.791.821.831.81.761.69