排水沟计算表

名称分区径流系数k降雨强度I（mm/h）汇水面积F（km2）最大清水流量Qs（m3/s）开采矿区0.45650.0510.415临时堆土场0.45650.0360.293运输道路区0.45650.0390.317办公生产区0.45650.0240.195碎石加工区0.45650.0310.252名称分区断面底宽B（m）沟深h（m）边坡系数m开采矿区梯形0.450.451临时堆土区梯形0.450.451运输道路区梯形0.450.451办公生产区梯形0.450.451碎石加工区梯形0.450.451排水沟糙率n底坡i过流能力Q（m3/s）0.0250.00500.4360.0250.00420.4000.0250.00310.3440.0250.00210.2830.0250.00240.302