单桩承载力计算表格 完美版
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单桩承载力计算~~~~~~~~3号楼C3号孔:已知:桩长34.5m混凝土:C3015桩径0.55m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fs(KPa)fp(KPa)桩摩阻力桩端阻力100150.002.10.8118.8 4.131520.992.20.717.5 2.381518.143 1.617.9 3.251541.473 1.11910.8515 3.9203 2.81910.8535169.3303 1.817.7 3.042062.200.0049.217 1.9520317.920.005.116.4918.65404001139.6795.065.3018.97.5456000.00142.6034.5单桩承载力摩阻力Rsk 1773.65单桩承载力端阻力Rpk 95.06端阻比0.051端阻比p 0.050.10.051гp 1.02 1.05 1.021гs1.641.71.641抗震时 Rsk rsrRe Rpk rp 单桩承载力设单桩承载力设计值1773.65 1.6410.895.06341 1.0211173.95本表格已经设计好所有函数公式,只需在表格中填入相关的数据即可自动进行计算桩身结构强度计算单桩竖向承载力设计值:预制桩:(0.6~0.75)FcAp=2138.93KN灌注桩:0.6FcAp=2138.93KN取单桩承载力设计值:1173.95KN取1100KN。
单桩承载力计算:桩型:空心圆桩桩尖类型:开口桩桩外径D(mm):600桩内径D1(mm):340桩周长u(m) 1.8850空心桩桩端净面积Aj(m2)0.1920空心桩敞口面积Ap1(m2)0.0908桩端土塞效应系数λp0.800桩顶标高:-1.20桩长:31.00桩端持力层为:粉砂桩端进入持力层深度(m): 4.958.25D 桩端距持力层底距离(m): 2.65 4.42D 孔口标高(m): 1.75层底标高m层厚m 侧阻力qsik(Kpa)端阻力qpk(Kpa)Li(m)Qsk(KN)Qpk(KN)素填土0.950.800.000.0FALSE 粉质粘土-0.25 1.20400.000.0FALSE 粉质粘土-2.25 2.0030 1.0559.4FALSE 粘土-5.25 3.0070 3.00395.8FALSE 粉质粘土-9.25 4.0055 4.00414.7FALSE 粉质粘土-11.05 1.8038 1.80128.9FALSE 粉质粘土夹粉土-16.15 5.1045 5.10432.6FALSE 粉质粘土夹粉土-20.85 4.70401200 4.70354.4FALSE 粉质粘土-23.25 2.4045 2.40203.6FALSE 粉质粘土夹粉土-27.25 4.0050 4.00377.0FALSE 粉砂-34.857.60704500 4.95653.11190.6TRUE 粉质粘土夹粉土601500粉土夹粉质粘土65粉质粘土502200单桩竖向极限承载力标准值(KN):Quk=Qsk+Qpk=4210.1单桩竖向承载力特征值Ra(KN):Ra=Quk/2=2105.1。