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SEDCAD+ RIPRAP CHANNEL DESIGN <br />----------------------------- <br />• <br />~l~ <br />SIIPM4 iTP~ER <br />INPUT VALUES: <br />Shape <br />Discharge <br />Slope <br />Sideslopes (L and R) <br />Bottom width <br />Freeboard <br />TRAPEZOIDAL <br />40.80 cfs <br />31.00 $ <br />3.00:1 3.00:1 <br />10.00 feet <br />.3 ft <br />RESULTS: <br />• <br />• <br />Steep Slope Design - Simons/OSM Method <br />Depth 0.18 ft <br />with Freeboard 0.48 ft <br />Top Width 11.08 ft <br />with Freeboard 12.88 ft <br />Velocity 21.54 fps <br />Cross Sectional Area 1.89 sq ft <br />Hydraulic Radius 0.17 ft <br />Manning's n 0.040 <br />Froude Number 9.18 <br />Dmax 1.563 ft (18.75 in) <br />D50 1.250 ft (15.00 in) <br />D10 0.417 ft ( 5.00 in) <br />7-12-57 Revised 05/08/98 <br />