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SEDCAD 4 for Windows <br />15 <br />r ? <br />U <br />Structure Detail. <br />Structure #21 (Erodible Channel) <br />D3-2A <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 Mult. x Velocity <br />Ratio Ratio Depth (ft) % of Depth (VxD) (fps) <br />2.0:1 2.0:1 6.0 0.0300 0.30 5.5 <br />Erodible Channel Results: <br />u <br /> w/o Freeboard w/ Freeboard <br />Design Discharge: 3.26 cfs <br />Depth: 0.58 ft 0.88 ft <br />Top Width: 2.30 ft 3.50 ft <br />Velocity: 4.92 fps <br />X-Section Area: 0.66 sq ft <br />Hydraulic Radius: 0.257 ft <br />Froude Number: 1.62 <br />Structure #20 (Culvert1 <br />C3-3A <br />Culvert Inputs: <br />Culvert Results: <br />Max. Tailwater Entrance <br />Length (ft) Slope (%) Manning's n Headwater Loss Coef. <br />(ft) (ft) (Ke) <br />17.90 5.00 0.0240 1.50 0.00 0.9( <br />Design Discharge = 3.26 cfs <br />Minimum pipe diameter: 1 - 12 inch pipe(s) required <br />Structure #24 (Erodible Channel) <br />D3-4A <br />Triangular Erodible Channel Inputs: <br />Material: Graded silts to cobbles when colloidal <br />n <br />U <br />Filename: M13-3(Rev_spillway).sc4 <br />Printed 08-11-2009