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SEDCAD 4 for Windows <br /> 21 <br /> Trapezoidal Erodible Channel Inputs: <br /> Material: Shales and hardpans <br /> Left Right Freeboard Limiting <br /> Bottom g Freeboard Freeboard 9 <br /> Width (ft) Sideslope Sideslope Slope(%) Manning's n Depth Mult.x Velocity <br /> Ratio Ratio p (ft) %of Depth (VxD) (fps) <br /> 2.00 1.5:1 1.5:1 2.7 0.0250 0.30 6.0 <br /> Erodible Channel Results: <br /> w/o Freeboard w/ Freeboard <br /> Design Discharge: 6.18 cfs <br /> Depth: 0.47 ft 0.77 ft <br /> Top Width: 3.42 ft 4.32 ft <br /> Velocity: 4.83 fps <br /> X-Section Area: 1.28 sq ft <br /> Hydraulic Radius: 0.346 ft <br /> Froude Number: 1.39 <br /> Structure #19(Erodible Channe/� <br /> Ditch 1E Flows into Culvert C-12 <br /> Trapezoidal Erodible Channel Inputs: <br /> Material: Graded loam to cobbles when noncolloidal <br /> Left Right Freeboard Limiting <br /> Bottom g Freeboard Freeboard 9 <br /> Width (ft) Sideslope Sideslope Slope(%) Manning's n Depth Mult.x Velocity <br /> Ratio Ratio p (ft) %of Depth (VxD) (fps) <br /> 8.30 1.3:1 1.3:1 6.6 0.0300 0.30 5.0 <br /> Erodible Channel Results: <br /> w/o Freeboard w/ Freeboard <br /> Design Discharge: 8.80 cfs <br /> Depth: 0.22 ft 0.52 ft <br /> Top Width: 8.88 ft 9.66 ft <br /> Velocity: 4.56 fps <br /> X-Section Area: 1.93 sq ft <br /> Hydraulic Radius: 0.214 ft <br /> Froude Number: 1.72 <br /> Structure #20(Cu/vertu <br /> Culvert C-12 Flows Into Ditch 4 <br /> Culvert Inputs: <br /> Filename: Disturbed Area Modified for King III Portals JR.sc4 Printed 02-04-2020 <br />