桥墩抗推刚度计算

截面横向宽Bm1.601.701.801.902.002.102.202.202.20截面纵向厚Hm1.301.401.501.601.701.801.902.002.00桥墩截面面积m22.082.382.703.043.403.784.184.404.40墩高Lm20.0022.5025.0027.5030.0032.5035.0037.5040.00弹模EMpa325003250032500325003250032500325003250032500纵向抗弯惯性矩I1m40.290.390.510.650.821.021.261.471.47横向抗弯惯性矩I2m40.440.570.730.911.131.391.691.771.77纵向抗推刚度K=3EI1/(L3)kN/m357033273159304029572899286027122234横向抗推刚度K=3EI2/(L3)kN/m540849064549428840933946383432812704制动力kN纵向制动力位移估算cm0.961.031.091.131.161.181.201.261.54横向风力估算kN横向风荷载位移估算cm4.865.365.786.136.426.666.858.019.72截面横向宽Bm1.601.701.801.902.002.102.202.302.40截面纵向厚Hm1.401.501.601.701.801.902.002.102.20横向壁厚tbm0.500.500.500.500.500.500.500.500.50纵向壁厚thm0.500.500.500.500.500.500.500.500.50桥墩截面面积m20.991.201.431.681.952.242.552.883.23墩高Lm20.0022.5025.0027.5030.0032.5035.0037.5040.00弹模EMpa325003250032500325003250032500325003250032500纵向抗弯惯性矩I1m40.300.380.470.580.700.830.991.161.35横向抗弯惯性矩I2m40.380.470.580.700.830.991.161.351.56纵向抗推刚度K=3EI1/(L3)kN/m364532372934270225182370224821462059横向抗推刚度K=3EI2/(L3)kN/m460740243596326930132807263924992381制动力kN纵向制动力位移估算cm0.941.061.171.271.361.451.531.601.67横向风力估算kN横向风荷载位移估算cm5.706.537.318.048.729.369.9610.5211.04直径Dm1.501.601.801.902.002.202.302.402.50墩高Lm20.0022.5025.0027.5030.0032.5035.0037.5040.00弹模EMpa325003250032500325003250032500325003250032500纵向抗弯惯性矩I1m40.250.320.520.640.791.151.371.631.92横向抗弯惯性矩I2m40.250.320.520.640.791.151.371.631.92纵向抗推刚度K=3EI1/(L3)kN/m302927543215299928363266312430112921横向抗推刚度K=3EI2/(L3)kN/m302927543215299928363266312430112921制动力kN纵向制动力位移估算cm1.131.251.071.141.211.051.101.141.17横向风力估算kN横向风荷载位移估算cm8.689.548.178.769.278.058.418.739.00根据广东省院的经验来看，简支转刚构的下部桥墩单根柱抗推刚度宜控制在2000~3500KN/m(即每cm需要的推力2~3.5t)左右圆形截面抗推刚度数据比较按平均计算，每个墩34.3kN按平均计算，每个墩263kN矩形截面抗推刚度数据比较按平均计算，每个墩34.3kN按平均计算，每个墩262.8kN箱形截面抗推刚度数据比较按平均计算，每个墩34.3kN按平均计算，每个墩262.8kN截面横向宽Bm1.601.701.802.002.002.002.202.202.20截面纵向厚Hm1.301.401.501.601.801.802.002.002.00桥墩截面面积m22.082.382.703.203.603.604.404.404.40墩高Lm20.0022.5025.0027.5030.0032.5035.0037.5040.00弹模EMpa325003250032500325003250032500325003250032500纵向抗弯惯性矩I1m40.290.390.510.680.970.971.471.471.47横向抗弯惯性矩I2m40.440.570.731.071.201.201.771.771.77纵向抗推刚度K=3EI1/(L3)kN/m357033273159320035102761333527122234横向抗推刚度K=3EI2/(L3)kN/m540849064549500143333408403632812704制动力kN纵向制动力位移估算cm0.961.031.091.070.981.241.031.261.54横向风力估算kN横向风荷载位移估算cm4.865.365.785.266.067.716.518.019.720.000021顶截面横向宽Bm2.002.002.002.002.002.002.002.002.00顶截面纵向厚Hm1.501.501.501.601.601.601.801.801.80底截面横向宽B'm3.003.133.253.383.503.633.753.884.00底截面纵向厚Hm1.301.401.501.601.801.802.002.002.00横向B的变坡率n0.050.050.050.050.050.050.050.050.05墩顶m23.003.003.003.203.203.203.603.603.60墩底m23.904.384.885.406.306.537.507.758.00墩高Lm20.0022.5025.0027.5030.0032.5035.0037.5040.00弹模EMpa325003250032500325003250032500325003250032500纵向抗推刚度kN/m937668035117481038153087361830222556横向抗推刚度kN/m30635236331885816489138151178711486100798942制动力kN纵向制动力位移估算cm0.370.500.670.710.901.110.951.141.34横向风力估算kN横向风荷载位移估算cm0.861.111.391.601.902.232.292.612.942.74变截面矩形墩刚度计算按平均计算，每个墩34.3kN按平均计算，每个墩263kN采用数值按平均计算，每个墩34.3kN按平均计算，每个墩263kN宝贝名称首页桥梁设计图纸资料QQ:287825837001新版交通部小箱梁通用图(CAD版20册)002新版交通部空心板通用图(CAD版36册)003新版交通部T梁通用图(CAD版128册)004箱涵通用图005景观桥图纸006小桥图纸007护栏图纸汇总008石拱涵标准图009小箱梁项目图纸010空心板项目图纸011T梁项目图纸012人行天桥图纸013桥型布置图整理及道路标志全集014刚桁架栈桥图纸015斜腿钢构桥图纸016现浇箱梁图纸（直腹板箱梁）017现浇箱梁图纸（斜腹板及鱼腹室箱梁）018钢箱梁图纸019大跨连续梁桥图纸020拱桥图纸021斜拉桥图纸022悬索桥图纸023100套特大桥施工图024桥梁附属结构图025桥梁软件026cad辅助程序027midas最全028桥博最全029常用表格汇总030小箱梁计算031空心板计算032T梁计算033箱梁计算034箱梁横梁计算035桥面板横向框架计算036大跨连续梁计算037钢箱梁计算038钢桁梁计算039拱桥计算040斜拉桥计算041悬索桥计算042人行天桥计算043斜腿钢构梁计算044盖梁台帽计算045桥台计算046下部桥墩桩基计算047抗震计算048桥梁计算书汇总049独塔自锚式悬吊—斜拉协作体系桥着力打造全网最优的桥梁图纸资料平台欢迎选购不断更新...网址类别=35404207054桥梁图纸汇总=35404615287桥梁图纸汇总=35404106047桥梁图纸汇总=35408007361桥梁图纸汇总=35407625076桥梁图纸汇总=35408359308桥梁图纸汇总=35407957020桥梁图纸汇总=35702661032桥梁图纸汇总=35798762648桥梁图纸汇总=35814792382桥梁图纸汇总=35810178156桥梁图纸汇总=35811661475桥梁图纸汇总=35815204189桥梁图纸汇总=35810170789桥梁图纸汇总=35815256329桥梁图纸汇总=35815376016桥梁图纸汇总=35811893395桥梁图纸汇总=35811539593桥梁图纸汇总=35812065096桥梁图纸汇总=35811707276桥梁图纸汇总=35810678326桥梁图纸汇总=35815548574桥梁图纸汇总=35815688192桥梁图纸汇总=35815628524桥梁图纸汇总=35812107125桥梁软件汇总=3581