拦水坝稳定性计算
2023-10-27
来源：好走旅游网
坝稳定计算拦水坝- 1流量Q=坝宽B=水γ=土内摩擦角φ＝土γ=砌石γ=坝高ΔH=基础埋深h=挡水面宽b1=坝顶宽b2=坝后宽b3=地基承载力R=1.369.82820240.810.610.880拦水坝-21.649.82820240.810.610.880拦水坝-41.979.82820241.511.12511.580坝底摩擦系数μ=0.40.40.4坝顶水位高H0=0.25285840.38053030.29384588下游水位H下=0.20228670.30442420.23507671挡水面水平水压力1=15.87615.87630.625挡水面水平水压力2=4.46042136.71255437.19922409挡水面主动土压力=1.84127082.06987842.06987844挡水面上水重力1=2.3522.3528.26875挡水面上水重力2=1.48680712.23751813.23965084坝顶上水重力=2.47801183.72919682.87968964坝身浮重力G1=坝身浮重力G2=坝身浮重力G3=坝身浮重力G4=背水面水平水压力=3.40811.364.54434.083.40811.364.54434.0811.9812521.315.97551.4757.0829178.33746067.474530891/2背水面被动土压力=7.06305687.06305687.0630568(1)抗倾覆验算:抗力弯矩Mag=85.02249589.012158243.9569倾覆弯矩Ma=14.15373616.25685835.2098229Mag/ma=6.00707085.47536046.92866023(2)抗滑验算:μΣG/Pw=2.97365112.66628991.81601204满足(3)地基承载力验算偏心矩e=0.01309390.0210265-0.0008102e