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SEDCAD+ ERODIBLE; CHANwtL uco wtv <br />------------------------------- <br />BERM DITCH <br />Limiting Velocity Technique <br />Sediment-laden Water <br />INPUT VALUES: <br />Shape TRAPE20IDAL <br />Discharge 4.70 cfs <br />Slope 0.50 $ <br />Sideslopes 2.00:1 (L) 2.00:1 (R) <br />Bottom Width 2.00 ft <br />Manning's n 0.02 5 <br />Max. Velocity 6.00 fps <br />Material COARSE GRAVEL NONCOLLOIDAL <br />Freeboard .3 ft <br />RESULTS: <br />Actual Discharge 4.70 cfs <br />Depth o.62 ft <br />with Freeboard 0.92 ft <br />Top Width 4.47 ft <br />with Freeboard 5.67 ft <br />Velocity 2.36 fps <br />Cross Sectional Area 1.99 sq ft <br />!';~ Hydraulic Radius 0.42 ft <br />~ <br />Froude Number 0.62 <br />• <br />2l7 <br />