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SEDCAD+ RIPRAP CHANNEL DESIGN <br />\J <br />NEW ELK POST MINE TOPOGRAPHY: D1A <br />INPUT VALUES: <br />Shape <br />Discharge <br />Slope <br />Sideslopes (L and R) <br />Bottom Width <br />Freeboard <br />TRAPEZOIDAL <br />68.00 cfs <br />39.00 ~ <br />3.00:1 3.00:1 <br />6.00 feet <br />.3 ft <br />RESULTS: <br />n <br />U <br />Steep Slope Design - Simons/OSM Method <br />Depth <br />with Freeboard <br />Top Width <br />with Freeboard <br />Velocity <br />Cross Sectional Area <br />Hydraulic Radius <br />Manning's n <br />Froude Number <br />Dmax <br />D50 <br />D10 <br />0.13 ft <br />0.43 ft <br />6.79 ft <br />8.59 ft <br />80.83 fps <br />0.84 sq ft <br />0.12 ft <br />0.045 <br />40.47 <br />2.813 ft (33.75 in) <br />2.250 ft (27.00 in) <br />0.750 ft ( 9.00 in) <br />• <br />