SW6231112_Design Calculations (Pipe 10)_20240117

Culvert Report
Hydraflow Express Extension for Autodesk®Civil 3D®by Autodesk, Inc. Monday,Oct 23 2023
PIPE 10 (25-YR)
Invert Elev Dn (ft) = 409.90 Calculations
Pipe Length (ft) = 60.00 Qmin (cfs) = 1.08
Slope (%) = 1.00 Qmax (cfs) = 1.08
Invert Elev Up (ft) = 410.50 Tailwater Elev (ft) = (dc+D)/2
Rise (in) = 18.0
Shape = Circular Highlighted
Span (in) = 18.0 Qtotal (cfs) = 1.08
No. Barrels = 1 Qpipe (cfs) = 1.08
n-Value = 0.013 Qovertop (cfs) = 0.00
Culvert Type = Circular Concrete Veloc Dn (ft/s) = 0.92
Culvert Entrance = Groove end projecting (C) Veloc Up (ft/s) = 2.98
Coeff. K,M,c,Y,k = 0.0045, 2, 0.0317, 0.69, 0.2 HGL Dn (ft) = 410.84
HGL Up (ft) = 410.89
Embankment Hw Elev (ft) = 411.02
Top Elevation (ft) = 412.90 Hw/D (ft) = 0.35
Top Width (ft) = 42.00 Flow Regime = Inlet Control
Crest Width (ft) = 5.00
Elev(ft) PIPE 10(25-YR) Hw Depth(ft)
413.00 I I I I I I I I I 2.50
Z--------- - ----
412.:: _ 1.50
41 1.:.: 0.50
L
41 C -0.50
4; : -1.50
408.00 1 -2.50
0 5 10 15 20 25 30 35 40 45 50 55 60 66 70 76 80
CircularCulvert HGL Embank
Reach(I)