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SEDCAD 4 for Windows <br />r,,.,.,.~~n~ moo o~..,oi~ i c,.~.,.,~~. <br />8 <br />Simons/OSM Method -Steep Slope Design <br /> w/o Freeboard w/ Freeboard <br />Design Discharge: 3.14 cfs <br />Depth: 0.05 ft 1.05 ft <br />Top Width: 3.16 ft 6.16 ft <br />Velocity*: <br />X-Section Area: 0.16 sq ft <br />Hydraulic Radius: 0.050 <br />Froude Number*: <br />Manning's n*: <br />Dmin: 4.00 in <br />D50: 12.00 in <br />Dmax: 15.00 in <br />Velocity and Manning's n calculations may not apply for this method. <br />Structure #31 jRiorap Channel <br />UpperDivEast <br />Trapezoidal Riprap Channel Inputs: <br />Material: Riprap <br />Bottom Left Right Freeboard Freeboard Freeboard <br />Sideslope <br />Width (ft)} Sideslope Slope (%) Mult. x <br />Depth (ft) % of Depth <br />Ratio Ratio (VxD) <br />3.00 1.5:1 1.5:1 5.0 1.00 <br />Riprap Channel Results: <br />Simons/OSM Method -Steep Slope Design <br />1ir~ <br />u <br /> w/o Freeboard w/ Freeboard <br />Design Discharge: 4.44 6s <br />Depth: 0.25 ft 1.25 ft <br />Top Width: 3.75 ft 6.75 ft <br />Velocity*: <br />X-section Area: 0.84 sq ft <br />Hydraulic Radius: 0.215 <br />Froude Number*: <br />Manning's n*: <br />Dmin: 2.00 in <br />D60: 6.00 in <br />Dmax: 7.50 in <br />Velocity and Manning's n calculations may not apply for this method. <br />Filename: GobPileDitches.sc4 <br />APP-B - 16 - <br />Printed 10-29-2003 <br />11 /03 <br />