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Culvert Report <br />Hydraflow Express Extension for Autodesk® AutoCAD® Civil 3D® by Autodesk, Inc.Thursday, Jul 17 2014 <br />CULVERT-1 <br />Invert Elev Dn (ft) = 32.66 <br />Pipe Length (ft) = 49.00 <br />Slope (%)= 0.22 <br />Invert Elev Up (ft) = 32.77 <br />Rise (in)= 24.0 <br />Shape = Circular <br />Span (in)= 24.0 <br />No. Barrels = 1 <br />n-Value = 0.010 <br />Culvert Type = Circular Culvert <br />Culvert Entrance = Smooth tapered inlet throat <br />Coeff. K,M,c,Y,k = 0.534, 0.555, 0.0196, 0.9, 0.2 <br />Embankment <br />Top Elevation (ft) = 36.00 <br />Top Width (ft)= 20.00 <br />Crest Width (ft) = 20.00 <br />Calculations <br />Qmin (cfs)= 19.00 <br />Qmax (cfs)= 19.00 <br />Tailwater Elev (ft) = (dc+D)/2 <br />Highlighted <br />Qtotal (cfs)= 19.00 <br />Qpipe (cfs)= 19.00 <br />Qovertop (cfs) = 0.00 <br />Veloc Dn (ft/s) = 6.42 <br />Veloc Up (ft/s) = 7.20 <br />HGL Dn (ft)= 34.44 <br />HGL Up (ft)= 34.34 <br />Hw Elev (ft)= 35.28 <br />Hw/D (ft)= 1.26 <br />Flow Regime = Inlet Control <br />0.0 5.0 10.0 15.0 20.0 25.0 30.0 35.0 40.0 45.0 50.0 55.0 60.0 65.0 70.0 <br />Elev (ft)Hw Depth (ft)Profile <br />31.00 -1.77 <br />32.00 -0.77 <br />33.00 0.23 <br />34.00 1.23 <br />35.00 2.23 <br />36.00 3.23 <br />37.00 4.23 <br />Reach (ft) <br />Embankment <br />49.00 Lf of 24(in) @ 0.22 % <br />Hw <br />EGL <br />HGL