水平力(kN)Р对坝底截面形心力臂(m)Р力矩(kN.m)Р↑Р↓Р→Р←Р↙+Р↘-Р自重РW1Р4.8*53.9*24Р6290Р21.56-2.4=19.16РW3Р1/2*47.9*38.32*24Р22026Р2/3*38.32-21.56=3.99Р87884Р水压力РP1Р1/2*53.722*10Р14429Р1/3*53.72=17.91РP2Р1/2*15.452*10Р1194Р1/3*15.45=5.15Р6149РQР1/2*0.8*15.452*10Р955Р21.56-1/3*0.8*15.45=17.44Р16655Р扬压力Рu1Р15.45*43.12*10Р6662Р0Р0Р0Рu2Р1/2*36.62*0.25*38.27*10Р1752Р2/3*36.62-21.56=2.85Р4993Рu3Р0.25*38.27*6.5*10Р622Р21.56-1/2*6.5=18.31Р11389Рu4Р1/2(1-0.25)*38.27*6.5*10Р933Р21.56-1/3*6.5=19.39Р18091Р泥沙压力РPs1Р1/2*7.7*202*tan236Р813Р1/3*20=6.67Р5423РPs2Р1/2*7.7*72*tan236Р100Р1/3*7=2.33Р233РPs3Р1/2*7.7*0.8*72Р151Р21.56-0.8*7/3=19.69Р2973Р浪压力РPwР1/4*10*9.45*(9.45/2+0.42+1.12)-1/8*10*9.452Р148Р112Р53.72-9.45/2+(9.45/2+0.42+1.12)/3=51.08 53.72-2/3*9.45=47.42Р5311Р7560Р合计Р9969Р29341Р15390Р1406Р19372↓Р13984→Р↘Р(3)挡水坝段荷载计算成果
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