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SEDCAD 4 for Windows <br />2 <br />Structure Detail: <br />Structure #1 (Erodible Channel) <br />Trapezoidal Erodible Channel Inputs: <br />Material: Stiff clay very colloidal <br />Bottom Left Right <br />Freeboard Freeboard Freeboard <br />Limiting <br />Sideslope Sideslope Slope ( %) Manning's n <br />Width (ft) <br />Mult. x <br />Velocity <br />Ratio Ratio <br />Depth (ft) % of Depth (VxD) <br />(fps) <br />15.00 2.0:1 2.0:1 1.3 0.0250 <br />1.00 <br />5.0 <br />Erodible Channel Results: <br />Filename: Ditches001 east.sc4 Printed 03 -17 -2011 <br />w/o Freeboard w/ Freeboard <br />Design Discharge: <br />54.98 cfs <br />Depth: <br />0.68 ft 1.68 ft <br />Top Width: <br />17.71 ft 21.71 ft <br />Velocity: <br />4.95 fps <br />X- Section Area: <br />Hydraulic Radius: <br />Froude Number: <br />11.10 sq ft <br />0.615 ft <br />1.10 <br />Filename: Ditches001 east.sc4 Printed 03 -17 -2011 <br />