SW6240607_Design Calculations_20240830 (5)

Culvert Report
Hydraflow Express Extension for Autodesk®Civil 3D®by Autodesk, Inc. Monday,Jun 10 2024
PIPE 2 (25-YR)
Invert Elev Dn (ft) = 367.00 Calculations
Pipe Length (ft) = 46.00 Qmin (cfs) = 8.85
Slope (%) = 4.78 Qmax (cfs) = 8.85
Invert Elev Up (ft) = 369.20 Tailwater Elev (ft) = (dc+D)/2
Rise (in) = 18.0
Shape = Circular Highlighted
Span (in) = 18.0 Qtotal (cfs) = 8.85
No. Barrels = 1 Qpipe (cfs) = 8.85
n-Value = 0.012 Qovertop (cfs) = 0.00
Culvert Type = Circular Concrete Veloc Dn (ft/s) = 5.36
Culvert Entrance = Groove end projecting (C) Veloc Up (ft/s) = 6.09
Coeff. K,M,c,Y,k = 0.0045, 2, 0.0317, 0.69, 0.2 HGL Dn (ft) = 368.33
HGL Up (ft) = 370.35
Embankment Hw Elev (ft) = 371.00
Top Elevation (ft) = 371.65 Hw/D (ft) = 1.20
Top Width (ft) = 32.00 Flow Regime = Inlet Control
Crest Width (ft) = 5.00
Elev(ft) PIPE 2(25-YR) H,;Depth i:5:
372.00 2.66D
371.00 1.80
370.00 - 0.80
369.00 -0.20
368.00 - -1.20
367.00 - -2.20
366.00 -3.20
0 5 10 15 20 25 3D 35 40 45 5D 55 .3
CircularCulvert HGL Embank
Reach ift1