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SEDCAD 4 for Windows <br />rn mm,f 1 aw -9nn7 P-1. I GH—K <br />Structure Detail: <br />Structure #19 (Riprap Channeil <br />F15 <br />Trapezoidal Riprap Channel Inputs: <br />Material: Riprap <br />Left Right <br />Bottom <br />Freeboard Freeboard Freeboard <br />Sideslope Sideslope Slope ( %) <br />Width (ft) <br />Mult. x <br />Depth (ft) % of Depth <br />Ratio Ratio <br />(VxD) <br />3.00 1.5:1 1.5:1 30.0 <br />0.30 <br />Riprap Channel Results: <br />Simons /OSM Method - Steep Slope Design <br />• <br />Velocity and Manning's n calculations may not apply for this method. <br />• <br />Filena nd F- 100Yr.sc4 pp Prnt 4 -07 -2009 <br />/i PPRovc:0 <br />6111/07 <br />w/o Freeboard w/ Freeboard <br />Design Discharge: <br />2.34 cfs <br />Depth: <br />0.05 ft 0.35 ft <br />Top Width: <br />3.14 ft 4.04 ft <br />Velocity*: <br />X- Section Area: <br />0.14 sq ft <br />Hydraulic Radius: <br />0.044 ft <br />Froude Number *: <br />Manning's n *: <br />Dmin: <br />4.00 in <br />D50: <br />12.00 in <br />Dmax: <br />15.00 in <br />Velocity and Manning's n calculations may not apply for this method. <br />• <br />Filena nd F- 100Yr.sc4 pp Prnt 4 -07 -2009 <br />/i PPRovc:0 <br />6111/07 <br />