抗滑桩计算书

桩板式挡土墙验算[执行标准：通用]计算项目：桩板式挡土墙7计算时间：2024-12-1109:32:15星期三------------------------------------------------------------------------原始条件:墙身尺寸:桩总长(m)13.000嵌入深度(m)6.300截面形状圆桩桩径(m)1.500桩间距(m)3.500挡土板的类型数(<=5)1嵌入段土层数(<=20)2桩底支承条件铰接计算方法K法初始弹性系数A(MN/m3)---初始弹性系数A1(MN/m3)---桩前横坡角(°)0.000嵌入段地层类型岩层板类板厚板宽板块型号(m)(m)数10.2501.0009土层土层厚重度浮重度KKHηfrk序号(m)(kN/m3)(kN/m3)(MPa)14.50025.0025.0040.0000.5000.3003.000220.00025.0025.0080.0000.5000.3006.960物理参数:桩混凝土强度等级C30桩纵筋合力点到外皮距离(mm)100桩纵筋级别HRB500桩箍筋级别HRB400桩箍筋间距(mm)200桩配筋形式纵筋非均匀配置桩拉区纵筋配筋范围(度)120.000桩压区,拉区纵筋比0.300板混凝土强度等级C30板纵筋合力点到外皮距离(mm)35板纵筋级别HRB400场地环境一般地区墙后填土类型单层填土墙后填土内摩擦角(度)30.000墙后填土粘聚力(kPa)0.000墙后填土容重(kN/m3)20.000墙后填土浮容重(kN/m3)---墙背与墙后填土摩擦角(度)15.000地震烈度---面侧地震动水压力系数---背侧地震动水压力系数---地基土容重(kN/m3)20.000地基土浮容重(kN/m3)---基底摩擦系数0.300地基浮力系数---地基土类型土质地基抗震基底容许偏心距---墙身地震力调整系数---地基土内摩擦角(度)30.000地基土粘聚力(kPa)0.000地基强度与偏心距验算时斜面长度作为基底宽土压力计算：土压力计算方法库仑坡线土柱:参数名称参数值坡面线段数2坡面起始是否低于墙顶否坡面起始距离(m)0.000地面横坡角度(度)0.000填土对横坡面的摩擦角(度)35.000挡墙分段长度(m)10.000坡面线段参数:折线水平投竖向投坡线长坡线仰换算序号影长(m)影长(m)(m)角(度)土柱12.5001.5002.91530.9640210.0000.00010.0000.0001换算土柱参数:土柱距离(m)宽度(m)高度(m)序号2-11.00010.0001.000钢筋混凝土配筋计算依据：《混凝土结构设计规范》(GB50010-2010)注意：内力计算时，库仑土压力分项(安全)系数=1.450=====================================================================第1种情况:一般情况[土压力计算]计算高度为6.700(m)处的库仑主动土压力第1破裂角：37.080(度)Ea=206.273(kN)Ex=199.244(kN)Ey=53.387(kN)作用点高度Zy=2.360(m)(一)桩身内力计算计算方法:K法 背侧——为挡土侧；面侧——为非挡土侧。背侧最大弯矩=2148.806(kN-m)距离桩顶8.450(m)面侧最大弯矩=0.000(kN-m)距离桩顶0.000(m)最大剪力=699.571(kN)距离桩顶13.000(m)桩顶位移=20(mm)点号距顶距离弯矩剪力位移土反力横向承载力(m)(kN-m)(kN)(mm)(kPa)(kPa)10.0000.0000.000-20-0.0000.00020.3530.269-2.286-19-0.0000.00030.7052.149-9.143-18-0.0000.00041.0587.254-20.571-18-0.0000.00051.41117.194-36.570-17-0.0000.00061.76333.583-57.141-16-0.0000.00072.11657.950-81.493-15-0.0000.00082.46891.351-108.361-15-0.0000.00092.821134.667-137.727-14-0.0000.000103.174188.796-170.445-13-0.0000.000113.526256.135-211.893-12-0.0000.000123.879338.530-255.840-12-0.0000.000134.232436.863-302.284-11-0.0000.000144.584552.014-351.228-10-0.0000.000154.937684.865-402.670-9-0.0000.000165.289836.296-456.610-9-0.0000.000175.6421007.189-513.048-8-0.0000.000185.9951198.424-571.986-7-0.0000.000196.3471410.883-633.421-7-0.0000.000206.7001645.445-649.163-6-0.0000.000217.0501855.785-513.982-6-220.926450.000227.4002005.233-348.919-5-198.282450.000237.7502100.029-201.171-4-176.950450.000248.1002146.053-69.681-4-156.993450.000258.4502148.80646.646-3-138.442450.000268.8002113.401148.919-3-121.298450.000279.1502044.563237.388-3-105.541450.000289.4861951.202296.148-2-91.686450.000299.5001946.713331.772-2-91.123450.000309.8291831.928364.850-2-78.752450.000319.8501823.778395.395-2-77.983450.0003210.1711691.852423.619-2-66.972450.0003310.2001679.372449.541-2-66.040450.0003410.5141534.085473.352-1-56.257450.0003510.5501516.784495.073-1-55.198450.0003610.8571361.457514.875-1-46.508450.0003710.9001338.998532.778-1-45.352450.0003811.2001176.541549.988-1-37.617450.0003911.2501148.618573.187-1-72.7701044.0004011.560966.362599.372-1-58.1521044.0004111.600941.929622.230-1-56.3421044.0004211.920739.165641.989-1-42.4111044.0004311.950719.655658.671-1-41.1501044.0004412.280499.543672.457-0-27.6951044.0004512.300485.985683.357-0-26.9011044.0004612.640251.791691.496-0-13.6731044.0004712.650244.849696.879-0-13.2901044.0004813.0000.007699.57100.0001044.000嵌入段为岩层，桩的最大土反力≤岩层横向地基承载力，横向承载力满足规范要求。(二)桩身配筋计算点号距顶距离面侧纵筋背侧纵筋箍筋(m)(mm2)(mm2)(mm2)10.0001060353425220.3531060353425230.7051060353425241.0581060353425251.4111060353425261.7631060353425272.1161060353425282.4681060353425292.82110603534252103.17410603534252113.52610603534252123.87910603534252134.23210603534252144.58410603534252154.93710603534252165.28910603534252175.64210603534252185.99510603534252196.34711803933252206.70013844615252217.05015705233252227.40017025673252237.75017875956252248.10018286093252258.45018306101252268.80017995995252279.15017375790252289.48616545514252299.50016505500252309.82915495162252319.850154151382523210.171142547512523310.200141447142523410.514128742902523510.550127242402523610.857113737912523710.900111837262523811.20010603534