SW6240201_Design Calculations (Pipe 1)_20240213

Culvert Report
Hydraflow Express Extension for Autodesk®Civil 3D®by Autodesk, Inc. Thursday,Jan 18 2024
PIPE 1 (25-YR)
Invert Elev Dn (ft) = 313.95 Calculations
Pipe Length (ft) = 52.00 Qmin (cfs) = 2.49
Slope (%) = 0.58 Qmax (cfs) = 2.49
Invert Elev Up (ft) = 314.25 Tailwater Elev (ft) = (dc+D)/2
Rise (in) = 18.0
Shape = Circular Highlighted
Span (in) = 18.0 Qtotal (cfs) = 2.49
No. Barrels = 1 Qpipe (cfs) = 2.49
n-Value = 0.012 Qovertop (cfs) = 0.00
Culvert Type = Circular Concrete Veloc Dn (ft/s) = 1.89
Culvert Entrance = Groove end projecting (C) Veloc Up (ft/s) = 3.80
Coeff. K,M,c,Y,k = 0.0045, 2, 0.0317, 0.69, 0.2 HGL Dn (ft) = 315.00
HGL Up (ft) = 314.85
Embankment Hw Elev (ft) = 315.08
Top Elevation (ft) = 316.47 Hw/D (ft) = 0.55
Top Width (ft) = 42.00 Flow Regime = Inlet Control
Crest Width (ft) = 5.00
Elev(ft) PIPE 1(25-YR) Hw Depth(ft)
317.00 2.75
316.00 - 1.75
315.00 Inlet control 0.75
314.00 - 25
313.:: • - -1 25
312.00 i i -2 25
0 5 10 15 20 25 30 35 40 46 50 �' P.: Eh .. 75
CircularCulvert HGL Embank
Reach i6: