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SEDCAD 4.0 <br />' r,~,.:~r goon p~..~t~ i c,,-,,.,~i, <br />#3 WATERSHED 2% CHANNEL <br />Material: Riprap <br />Trapezoidal Channel <br /> Ireeboard <br />Bottom Left <br />Sideslope Right <br />Sideslope Slope (°rb) Freeboard Freeboard <br /> <br />Width (ft) Ratio <br />Ratio hlult. x <br />Depth ~fi) % of Depth (VxD) <br />3.00 1.5:1 1.5:1 2.0 1.00 <br />Simons/OSM Method -Steep Slope Design <br /> w/o Freeboard wJ Freetx~ard' <br />W. <br />Design Discharge: 15.27 cfs ___ <br />Depth: 0.41 ft 1.41 ft <br />Top Width: 4.22 ft 7.22 ft <br />Velocity*: <br />X-Section Area: 1.46 sq ft <br />Hydraulic Radius: 0.328 <br />Frqude Number*: <br />Manning's n*: <br />Dmin: 3.00 In <br />D50: 9.00 in <br />Dmax: 11.25 in <br />Velocity and Manning's n calculations may not apply for this method. <br />SEDCAD Utility Run Printed 11-01-2007 <br />MISC-35 11 /07 <br />