大观桥水库干渠渠道断面复核表渠道桩号备注41.751.51/70000.01811.5910.311.12556.650.728.337.720.650.5756.83满足要求41.71.51/70000.01811.1410.1291.09956.440.717.887.170.650.5756.34满足要求41.651.51/70000.01810.689.94921.07456.220.707.446.770.650.5755.99满足要求41.551.51/70000.0189.809.58861.02255.760.676.616.470.650.5755.72满足要求21.651.51/70000.0187.387.94920.92954.880.634.673.060.650.5752.71满足要求1.51.51.51/70000.0185.636.90830.81453.680.583.263.630.650.5753.21满足要求1.51.11.51/70000.0183.475.46610.63451.490.491.701.630.650.5751.44满足要求1.51.551.51/50000.0185.937.08860.83653.930.704.133.410.650.5753.02满足要求1.51.351.51/50000.0184.766.36750.74752.920.653.083.290.650.5752.91满足要求1.51.251.51/50000.0184.226.00690.70252.380.622.622.890.650.5752.56满足要求1.51.151.51/50000.0183.715.64640.65751.800.592.202.490.650.5752.20满足要求1.51.051.51/50000.0183.235.28580.61151.170.571.831.990.650.5751.76满足要求1.50.91.51/50000.0182.574.7450.54150.140.521.341.490.650.5751.32满足要求表5-1过流能力计算Q=AC(Ri)1/2复核灌溉流量Q设=Aq设/η系底宽b(m)设计水深h(m)边坡系数m纵坡i糙率n过水断面A（m2）湿周X（m）水力半径R（m）谢才系数C（m1/2/s)流速(m3/s)过流能力Q(m3/s)灌溉面积（万亩）灌溉水利用系数η系灌水率q设设计流量Q设(m3/s)主干渠0+000~0+4000+400~5+5005+500~6+2006+200~9+770东干渠9+770~12+31012+310~17+02017+020~18+770西干渠9+770~10+08710+087~11+75411+754~12+51512+515~15+97015+970~16+47016+470~18+770支渠渠道断面复核表位置桩号备注0+4000.50.81.51/30000.0251.363.380.40234.360.540.400.550.680.5750.47满足要求5+50010.81.51/50000.0251.763.880.45335.060.590.330.40.680.5750.34满足要求6+200211.51/30000.0253.505.610.62436.981.870.530.30.680.5750.25满足要求12+3100.811.51/30000.0252.304.410.52235.891.090.4710.680.5750.85满足要求17+0200.50.81.51/30000.0251.363.380.40234.360.540.400.500.680.5750.42满足要求18+7700.70.81.51/30000.0251.523.580.42434.670.630.410.70.680.5750.59满足要求10+0870.60.51.51/30000.0250.682.400.28132.370.210.310.120.680.5750.10满足要求11+75410.71.51/30000.0251.443.520.40734.440.5...
