SW6240105_Design Calculations_20240424 (6)

Culvert Report
Hydraflow Express Extension for Autodesk®Civil 3D®by Autodesk, Inc. Thursday,Apr 18 2024
PIPE 5 (25-YR)
Invert Elev Dn (ft) = 245.20 Calculations
Pipe Length (ft) = 50.00 Qmin (cfs) = 5.79
Slope (%) = 0.50 Qmax (cfs) = 5.79
Invert Elev Up (ft) = 245.45 Tailwater Elev (ft) = (dc+D)/2
Rise (in) = 18.0
Shape = Circular Highlighted
Span (in) = 18.0 Qtotal (cfs) = 5.79
No. Barrels = 1 Qpipe (cfs) = 5.79
n-Value = 0.012 Qovertop (cfs) = 0.00
Culvert Type = Circular Concrete Veloc Dn (ft/s) = 3.78
Culvert Entrance = Groove end projecting (C) Veloc Up (ft/s) = 5.04
Coeff. K,M,c,Y,k = 0.0045, 2, 0.0317, 0.69, 0.2 HGL Dn (ft) = 246.41
HGL Up (ft) = 246.38
Embankment Hw Elev (ft) = 246.82
Top Elevation (ft) = 248.50 Hw/D (ft) = 0.91
Top Width (ft) = 38.00 Flow Regime = Inlet Control
Crest Width (ft) = 5.00
../6) PIPE 5(25-VR) my Dept,(n)
249.00 3.55
2N.00 2.66
247.00 1.55
2e6.00 066
245.00 -0.45
244.00 -1.45
0 5 10 15 20 25 30 35 0 /5 55 60 65 ]0
GirWIerColve0 MGL Embank
RNM(n)