沉降计算(JGC5)CT-3
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P0=173Kpa123压缩模量复合模量深度平均附加应力系数101112131415P0b=土层号土层顶标高土层底标高层厚Esi,p0+pcEspZiZi/baiAiAi/EspP0/Esp4*Zi*ai4*Zi*ai-4*Zi-1*ai-1Si=12 * 141731.50(1)-12.900.202.700.0049.992.701.800.18400.4970.009943.46071.98721.98726.881731.50(2)-10.20-0.500.703.9052.883.402.270.16310.1140.002163.27162.21820.23100.761731.50(3)-A-0.50-2.001.505.0053.694.903.270.12910.1940.003613.22222.53040.31221.011731.50(3)-B-2.00-3.601.602.7051.996.504.330.10480.1680.003233.32762.72480.19440.651731.50(3)-A-3.60-5.602.005.0053.698.505.670.08330.1670.003103.22222.83220.10740.351731.50(3)-B-5.60-12.006.402.7017.6614.909.930.05170.3310.018749.79613.08130.24912.441731.50(3)-A-12.00-16.604.605.0019.9419.5013.000.04040.1860.009328.67603.15120.06990.611731.50(5)-1-16.60-25.008.405.0019.9427.9018.600.02890.2430.012178.67603.22520.07400.6427.901.8980.0622613.32沉降计算范围内压缩模量的当量值=30.49沉降计算经验系数=0.2地基沉降计算值=2.66说明:Esp=Ec*mc*5%+100*fm*mm+(1-mc-mm)*Es其中:Esp—复合模量mc、mm—分别表示C桩、M桩的置换率,mc=0.0081,mm=0.25Ec—混凝土的弹性模量,Ec=37000Mpafm—M桩的强度,fm=1.4MpaEs—土的压缩模量,由地勘报告固结试验e~p分层曲线查出.(CT-3)JGC5L/B=1兴化市金港公元国际1#地块承台变形计算