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SEDCAD 4 for Windows <br />Cnnvrinhf OOA _9M 11 Pomch I Rrhwah <br />Structure #4 (Null <br />Ditch PM -6 (Upper Mid) <br />Structure #6 (Null <br />Ditch PM -6 (Middle) <br />Structure #8 (Null <br />Ditch PM -6 (Lower Mid) <br />Structure #9 (Erodible Chann <br />Ditch PM -6 (Lower) <br />Trapezoidal Erodible Channel Inputs: <br />Material: Graded loam to cobbles when noncolloidal <br />Freeboard <br />Bottom Left Right Freeboard Freeboard Limiting <br />Width (ft) Sideslope Sideslope Slope ( %) Manning's n i Mult. x Velocity <br />Ratio Ratio Depth (ft) % of Depth (VxD) (fps) <br />1.00 3.0:1 3.0:1 2.0 0.0300 0.30 5.0 <br />Erodible Channel Results: <br />Structure #11(Culvert� <br />Culvert SC -14 <br />Culvert Inputs: <br />Max. Tailwater Entrance <br />Length (ft) Slope ( %) Manning's n Headwater Loss Coef. <br />(ft) (ft) (Ke) <br />100.00 1.00 0.0150 1.00 0.00 0.90 <br />Culvert Results: <br />Design Discharge = 1.74 cfs <br />Filename: Lower Sump 10yr ver2.sc4 <br />53 <br />Printed 04 -06 -2012 <br />w/o Freeboard w/ Freeboard <br />Design Discharge: <br />0.88 cfs <br />Depth: <br />0.24 ft 0.54 ft <br />Top Width: <br />2.45 ft 4.25 ft <br />Velocity: <br />2.11 fps <br />X- Section Area: <br />0.42 sq ft <br />Hydraulic Radius: <br />0.165 ft <br />Froude Number: <br />0.90 <br />Structure #11(Culvert� <br />Culvert SC -14 <br />Culvert Inputs: <br />Max. Tailwater Entrance <br />Length (ft) Slope ( %) Manning's n Headwater Loss Coef. <br />(ft) (ft) (Ke) <br />100.00 1.00 0.0150 1.00 0.00 0.90 <br />Culvert Results: <br />Design Discharge = 1.74 cfs <br />Filename: Lower Sump 10yr ver2.sc4 <br />53 <br />Printed 04 -06 -2012 <br />