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SEDCAD+ CULVERT SIZING UTILITY <br />CSLY-17 <br />• Design Discharge = 4.000 cfs <br />Entrance Loss Coefficient = 0.5 <br />Pipe Length = 42.000 feet <br />Pipe Slope = 7.200 <br />Manning's n = 0.024 <br />Maximum Headwater = 3.750 feet <br />Tailwater Depth = 0.000 feet <br />Smallest Diameter Required to Pass Flow is 12 inches <br />PERFORMANCE CURVES: <br />Diameter: B inches <br />Headwater Discharge Flow <br />(ft) <br />------------- (cfs) <br />------------ Control <br />------------------------ Type <br />--------- <br />0.38 0.46 Outlet (Subcritical) 2 <br />D.75 0.92 Inlet 5 <br />1.13 1.22 Inlet 5 <br />1.50 1.49 Inlet 5 <br />1.88 1.75 Outlet 6 <br />2.25 2.00 Outlet 6 <br />2.63 2.07 Outlet 6 <br />3.00 2.13 Outlet 6 <br />• <br />3.38 2.20 Outlet 6 <br />3.75 2.26 Outlet 6 <br />4.13 2.32 Outlet 6 <br />4.50 2.39 Outlet 6 <br />4.88 2.45 Outlet 6 <br />5.25 2.52 Outlet 6 <br />5.63 2.58 Outlet 6 <br />Diameter: 9 inches <br />Headwater Discharge Flow <br />(ft) <br />------------- (cfs) <br />------------ Control <br />------------------------ Type <br />--------- <br />0.38 0.51 Outlet (Subcritical) 2 <br />0.75 1.02 Inlet (Supercritical) 3 <br />1.13 1.61 Inlet (Supercritical) 4 <br />1.50 2.07 Inlet 5 <br />1.88 2.25 Inlet 5 <br />2.25 2.43 Inlet 5 <br />2.63 2.62 Outlet 6 <br />3.00 2.80 Outlet 6 <br />3.38 2.99 Outlet 6 <br />3.75 3.08 Outlet 6 <br />• 4.13 <br />4.50 3.16 <br />3.25 Outlet <br />Outlet 6 <br />6 <br />4.88 3.33 Outlet 6 <br />5.25 3.41 Outlet 6 <br />5.63 <br />------------- 3.50 <br />------------ Outlet <br />-------- <br />---------------- 6 <br />--------- <br />