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SEDCAD 4 for Windows <br />r,--;nhf 4ooR onn7 D-1 I Qnhu-k <br />15 <br />LJ <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 <br />Freeboard Freeboard Limiting <br />9 <br />Sideslope Sideslope Slope (%) Manning's n Mult <br />x Velocity <br />Ratio Ratio . <br />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 />• <br /> w/o Freeboard w/ Freeboard <br />Design Discharge: 1.49 cfs <br />Depth: 0.43 ft 0.73 ft <br />Top Width: 1.72 ft 2.92 ft <br />Velocity: 4.05 fps <br />X-Section Area: 0.37 sq ft <br />Hydraulic Radius: 0.192 ft <br />Froude Number: 1.54 <br />Structure #20 (Culvert <br />C3-3A <br />Culvert Inputs: <br />Culvert Results: <br />Max. Tailwater Entrance <br />Length (ft) Slope (%) Manning's n Headwater <br />(ft) (ft) Loss Coef. <br />(Ke) <br />17.90 5.00 0.0240 1.50 0.00 0.90 <br />Design Discharge = 1.49 cfs <br />Minimum pipe diameter: 1 - 8 inch pipe(s) required <br />Structure #24 (Erodible Chann%? <br />D3-4A <br />Triangular Erodible Channel Inputs: <br />Material: Graded silts to cobbles when colloidal <br /> <br />Filename: MB-3.sc4 <br />Printed 08-11-2009