扶壁式挡墙计算

扶壁式挡墙结构计算扶壁顶至墙顶高h4扶壁高h3挡土墙底板厚度h2挡土墙底板齿坎厚度h1直墙贴脚高度H5齿坎水平段B3齿坎贴脚B2前趾长C5直墙底侧贴脚厚度C4扶壁底侧长度C2直墙顶侧厚度C3底板后趾长C1扶壁顶侧长度C6扶壁厚度L3扶壁间距L1挡土墙挡土高度挡土墙墙前土高墙前水深墙后水深墙前水深墙后水深扶壁净间距L1底板长B挡土高度h墙体高度15.80.60.601.201.204.10.600.80.637.40.621.832.835.97.46.4运行期洪水期稳定计算完建期部位名称底板直墙直墙倾斜段齿坎1齿坎2扶壁体积1扶壁体积2合计土重扣除扶壁1扣除扶壁283.2.7845.742181818体积10.6212.2402.1602.7845.742重度25252525252525竖直力265.53060069.6143.55838.651505.52-50.112-103.3563.852.203.70水平力力臂2.951.501.200.601.202.203.70合计水平力墙后土压力墙前土压力合计水上土压力水下土压力1水下土压力2墙前土压力墙后水压力墙前水压力墙前水重墙后水重1浮托力渗透压力合计水上土压力水下土压力1水下土压力2墙后水压力墙前水压力墙前水重墙后水重1浮托力渗透压力合计1352.05229.6520.271818-533.74.86-528.886-305.67-262.00-34.132.70-84.6799.3782.555238.376-416.304-17.346-312.719-584.39-206.25-304.-68.49-169.93190.5184.67255.104-5.7-17.346-467.334-559.052.466666670.2运行期16.9814414.555523.41280.278.10.148.42419.18842.481.77181810109...829..84.071.200.800.200.800.870.603.852.951.97洪水期11.4581416.938126.849317.3419.448.27.55260.181.771818109...829..84.931.701.131.131.200.603.852.951.97立板配筋计算扶壁间距L01.5l直墙高1.5L上部高度ly/lx1.5ly/lx1.5完建期墙后土压力最大土高土压力1土压力2三角型荷载底部均布荷载MX3.65.4三边固定一边自由双向板计算6.81.4连续梁计算均布荷载系数ff0xM0xzM0xMx0.002390.00276-0.06160.04330.0384三角形荷载系数f0xM0xzM0xMx0.001140.00036-0.00150.00650.0184荷载计算kN*m7.409.6046.37.049.6013.61fMY截面高h截面宽b保护层c截面有效高度h0asζAs配筋率10.83钢筋计算6001000505500.0045373950.004773699.2149030.000180394最小截面面积选用5根二级直径14mmmmmmmm0.000sdMfcbh0112sf>0.15cbh0AsfyAsbh0825769.3弯矩783.23459.000.0032.400.00153.12531.141958.885796.252-110.24-382.41725303.5884-1316.572780.972-1315.6008-1243.04-314.40-27.300.-67.7486.1249.53147.75-1228.10-34.11-2630.75-1017.48-518.31-77.63-192.59228.6150.80212.15-1739.80-34.11-3088.35My0.0113My0.0071构造配筋