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SEDCAD 4 for Windows <br /> (`,--Kf 1 oan_Onl n D-1. I Ghm.oK <br /> 7 <br /> w/o Freeboard w/Freeboard <br /> Velocity*: <br /> X-Section Area: 3.78 sq ft <br /> Hydraulic Radius: 0.311 ft <br /> Froude Number*: <br /> Manning's n*: <br /> Dmin: 8.00 in <br /> D50: 24.00 in <br /> Dmax: 30.00 in <br /> Velocity and Manning's n calculations may not apply for this method. <br /> Structure #9 (Riprap Channei <br /> W59-Lower South Ditch <br /> Trapezoidal Riprap Channel Inputs: <br /> Material: Riprap <br /> Bottom Left Right Freeboard Freeboard Freeboard <br /> Sideslope Sideslope Slope(%) <br /> Width(ft) Ratio Ratio Depth(ft) %of Depth Mult. x(VxD) <br /> 20.00 3.0:1 3.0:1 1.0 1.00 <br /> Riprap Channel Results: <br /> Simons/OSM Method - Mild Slope Design <br /> w/o Freeboard w/Freeboard <br /> Design Discharge: 150.81 cfs <br /> Depth: 1.41 ft 2.41 ft <br /> Top Width: 28.45 ft 34.45 ft <br /> Velocity: 4.42 fps <br /> X-Section Area: 34.12 sq ft <br /> Hydraulic Radius: 1.180 ft <br /> Froude Number: 0.71 <br /> Manning's n: 0.0377 <br /> Dmin: 2.00 in <br /> D50: 9.00 in <br /> Dmax: 12.00 in <br /> Structure #4(Riprap Channel1 <br /> WS4-North Upper Drainage <br /> Trapezoidal Riprap Channel Inputs: <br /> Material: Riprap <br /> Filename:PikeviewReclamation 100-24-Structures 25feb2020.sc4 Printed 02-25-2020 <br />