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SEDCAD 4 for Windows <br />63 <br />Trapezoidal Erodible Channel Inputs: <br />• Material: Graded silts to cobbles when colloidal <br />Left Right <br />Bottom Freeboard Freeboard Freeboard Limiting <br />Sideslopa Sideslopa Slope (%) Manning's n <br />Width (ft) Mult. x <br />Depth (ft) % of Depth Velocity <br />(fps) <br />Ratio <br />Ratio (Vx <br />VxD) <br />1.00 1.0:1 1.0:1 7.7 0.0300 0.30 I 5.5 <br />Erodible Channel Results: <br /> w/o Freeboard w/ Freeboard <br />Design Discharge: 0.67 cfs <br />Depth: 0.16 ft 0.46 ft <br />Top Width: 1.32 ft 1.92 ft <br />Velocity: 3.51 fps <br />X-Section Area: 0.19 sq ft <br />Hydraulic Radius: 0.129 ft <br />Froude Number: 1.64 <br />Structure #7 (Erodible Channel) <br />DSL Y-2 <br />• Triangular Erodible Channel Inputs: <br />Material: Graded silts to cobbles when colloidal <br />Left Right Freeboard Freeboard Freeboard Limiting <br />Sideslope Sideslope Slope (%) Manning's n Depth (ft) % of Mult. x Velocity <br />Depth <br />(fps) <br />Ratio Ratio (VxD) <br />1.0:1 3.0:1 8.1 0.0300 0.30 5.5 <br />Erodible Channel Results: <br /> w/o Freeboard w/ Freeboard <br />Design Discharge: 2.38 cfs <br />Depth: 0.48 ft 0.78 ft <br />Top Width: 1.93 ft 3.13 ft <br />Velocity: 5.09 fps <br />X-Section Area: 0.47 sq ft <br />Hydraulic Radius: 0.216 ft <br />Froude Number: 1.82 <br />Structure #6 LCulvert) <br />CSL Y-3 <br />. Culvert Inputs: <br />Filename: SG-1.sc4 Printed 10-28-2008