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SEDCAD 4 for Windows <br />Copyright 1998 Pamela J. Schwab <br />Civil Software Design <br /> w/o Freeboard w/ Freeboard <br />X-Section Area: 1.18 sq ft <br />Hydraulic Radius: 0.253 <br />Froude Number: 1.96 <br />Manning's n: 0.0520 <br />Dmin: 2.00 in <br />D60: 3.00 in <br />Dmax: 4.50 in <br />Structure #3 LErodible Channel] <br />Ditch 3 receiving Ditch 2 and A5. See attached ditch run for inclusion of NE toe ditch with <br />22.21 cfs <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 <br />x Velocity <br />Ratio Ratio . <br />Depth (ft) % of Depth (VxD) (fPs) <br />2.5:1 2.5:1 1.0 0.0300 0.30 5.5 <br />Erodible Channel Results: <br /> w/o Freeboard w/ Freeboard <br />Design Discharge: 6.89 cfs <br />Depth: 0.97 ft 1.27 R <br />Top Width: 4.86 ft 6.36 ft <br />Velocity: 2.92 fps <br />X-Section Area: 2.36 sq ft <br />Hydraulic Radius: 0.451 <br />Froude Number: 0.74 <br />Filename: RefusePileDitch.sc4 Prinfetl 04-29-2004 <br />