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SEDCAD+ RIPRAP CHANNE: <br />• Ditch RDA-lb <br />INPUT VALUES: <br />Shape <br />Discharge <br />Slope <br />Sideslopes (L and R) <br />Bottom Width <br />Freeboard <br />RESULTS: <br />DESIGN <br />TRAPEZOIDAL <br />25.00 cfs <br />5.30 $ <br />2.00:1 2.00:1 <br />8.00 feet <br />.3 ft <br />Steep Slope Design - PADER Method <br />Depth 0.56 ft <br />with Freeboard 0.86 ft <br />Top Width 10.23 ft <br />with Freeboard 11.43 ft <br />Velocity 4.92 fps <br />Cross Sectional Area 5.08 sq ft <br />Hydraulic Radius 0.48 ft <br />Manning's n 0.043 <br />Froude Number 1.23 <br />Dmax 0.313 ft ( 3.75 in) <br />D50 0.250 ft ( <br />3.00 in <br />D10 -0.083 ( <br />ft 1.00 in <br />u <br /> <br />D-9 <br />