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• <br />SEDCAD+ NONERODIBLE CHANNEL DESIGN <br />RDA-2c <br />INPUT VALUES: <br />Shape <br />Discharge <br />Slope <br />Sideslopes <br />Bottom width <br />Manning's n <br />Material <br />Freeboard <br />2.00:1 (R) <br />& vegetation <br />TRAPEZOIDAL <br />16.90 cfs <br />4.80 $ <br />2.00:1 (L) <br />8.00 ft <br />0.075 <br />Combination-rock <br />0.3 ft <br />RESULTS: <br />u <br />Depth 0.63 ft <br />with Freeboard 0.93 ft <br />Top Width 10.53 ft <br />with Freeboard 11.73 ft <br />Velocity 2.89 fps <br />Cross Sectional Area 5.85 sq ft <br />Hydraulic Radius 0.54 ft <br />Froude Number 0.68 <br />• <br />