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SEDCAD 4 for Windows <br /> rnnvrnnht 1 QQR-9f11 f1 Pamola I Crhtnrah <br /> 20 <br /> w/o Freeboard w/Freeboard <br /> Velocity: 16.53 fps <br /> X-Section Area: 0.77 sq ft <br /> Hydraulic Radius: 0.298 ft <br /> Froude Number: 4.87 <br /> Structure #20[Null) <br /> Subwshd S Q1 collection point <br /> Structure #21 (Riprap Channel) <br /> Contour ditch south <br /> Trapezoidal Riprap Channel Inputs: <br /> Material: Riprap <br /> Bottom Left Right Freeboard Freeboard <br /> Freeboard <br /> ) Sideslope Sideslope Slope(%) Mult.x <br /> ( <br /> Width ft Ratio Ratio � Depth(ft) %of Depth (VxD) <br /> 12.00 2.0:1 2.0:1 5.0 1.00 <br /> Riprap Channel Results: <br /> Simons/OSM Method - Steep Slope Design <br /> w/o Freeboard w/Freeboard <br /> Design Discharge: 10.20 cfs <br /> Depth: 0.15 ft 1.15 ft <br /> Top Width: 12.59 ft 16.59 ft <br /> Velocity*: — - -- - <br /> it <br /> X-Section Area: 1.80 sq ft <br /> Hydraulic Radius: 0.143 ft <br /> Froude Number*: <br /> Mannings n*; -- ---- -Dmin: 1.00 in <br /> D50: 3.00 in <br /> Dmax: 3.75 in <br /> Velocity and Manning's n calculations may not apply for this method. <br /> Structure #22(Null) <br /> Collection point Subwshd G in contour ditch <br /> Stricture #J?(Riprap Channel) <br /> Filename: Prospect Pond 10 Yr 24 Hr Storm Event sc4 Printed 01-06-2020 <br />