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SEDCAD 4 for Windows <br />ftnnvrinh} 'IQQR _9(1(17 Pomclo 1 Gh.u�h <br />i� <br />CSL Y -14 <br />• Culvert Inputs: <br />Max. Tailwater Entrance <br />Length (ft) Slope ( %) Manning's n Headwater Loss Coef. <br />(ft) (ft) (Ke) <br />45.00 5.00 0.0240 3.75 0.00 0.90 <br />Culvert Results: <br />Design Discharge = 30.10 cfs <br />Minimum pipe diameter: 1 - 30 inch pipe(s) required <br />Structure #43 (Culvert <br />CSL Y -15 <br />Culvert Inputs: <br />Max. Tailwater Entrance <br />Length (ft) Slope ( %) Manning's n Headwater () ft Loss Coef. <br />(ft) (Ke) <br />60.00 5.00 0.0240 6.00 0.00 0.90 <br />Culvert Results: <br />Design Discharge = 94.28 cfs <br />• Minimum pipe diameter: 1 - 45 inch pipe(s) required <br />Structure #42 (Erodible Channe /� <br />DSL Y -9 <br />Triangular Erodible Channel Inputs: <br />Material: Graded silts to cobbles when colloidal <br />Left Right <br />Freeboard Freeboard Freeboard <br />Limiting <br />Sideslope Sideslope Slope ( %) Manning's n <br />Mult. x <br />Velocity <br />Ratio Ratio <br />Depth (ft) % of Depth (VxD) <br />(fps) <br />1.0:1 3.0:1 12.4 0.0300 <br />0.30 <br />5.5 <br />Erodible Channel Results: <br />Filename: Sylvester Gulch_09292010.sc4 <br />Printed 10 -06 -2010 <br />w/o Freeboard w/ Freeboard <br />Design Discharge: <br />0.56 cfs <br />Depth: <br />0.26 ft 0.56 ft <br />Top Width: <br />1.04 ft 2.24 ft <br />Velocity: <br />4.17 fps <br />X- Section Area: <br />0.14 scl ft <br />Hydraulic Radius: <br />0.116 ft <br />Froude Number: <br />2.04 <br />Filename: Sylvester Gulch_09292010.sc4 <br />Printed 10 -06 -2010 <br />