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Culvert Report <br /> Hydraflow Express Extension for Autodesk®AutoCADO Civil 3D®by Autodesk,Inc. Thursday,Jul 17 2014 <br /> CULVERT-2 <br /> Invert Elev Dn (ft) = 31.71 Calculations <br /> Pipe Length (ft) = 99.00 Qmin (cfs) = 34.40 <br /> Slope (%) = 0.20 Qmax (cfs) = 34.40 <br /> Invert Elev Up (ft) = 31.91 Tailwater Elev (ft) = (dc+D)/2 <br /> Rise (in) = 30.0 <br /> Shape = Circular Highlighted <br /> Span (in) = 30.0 Qtotal (cfs) = 34.40 <br /> No. Barrels = 1 Qpipe (cfs) = 34.40 <br /> n-Value = 0.010 Qovertop (cfs) = 0.00 <br /> Culvert Type = Circular Culvert Veloc Dn (ft/s) = 7.40 <br /> Culvert Entrance = Smooth tapered inlet throat Veloc Up (ft/s) = 7.01 <br /> Coeff. K,M,c,Y,k = 0.534, 0.555, 0.0196, 0.9, 0.2 HGL Dn (ft) = 33.96 <br /> HGL Up (ft) = 34.43 <br /> Embankment Hw Elev (ft) = 35.12 <br /> Top Elevation (ft) = 36.00 Hw/D (ft) = 1.28 <br /> Top Width (ft) = 20.00 Flow Regime = Inlet Control <br /> Crest Width (ft) = 20.00 <br /> Elev (ft) Profile Hw Depth (ft) <br /> 37.00 5.09 <br /> 36.00 4.09 <br /> 35.00 -------------- - -- - 3.09 <br /> EGL -------------- <br /> _ - <br /> 34.00 2.09 <br /> 33.00 C 90° 1.09 <br /> 32.00 0.09 <br /> 31.00 _0.91 <br /> 30.00 _1.91 <br /> 0.0 10.0 20.0 30.0 40.0 50.0 60.0 70.0 80.0 90.0 100.0 110.0 120.0 130.0 140.0 <br /> Reach (ft) <br />