SW6200905_Pipe 1 calcs_20201008

Culvert Report
Hydraflow Express Extension for Autodesk® Civil 3D® by Autodesk, Inc.
Currin Hill - Pipe 1
Invert Elev Dn (ft)
= 233.80
Calculations
Pipe Length (ft)
= 50.00
Qmin (cfs)
Slope (%)
= 3.60
Qmax (cfs)
Invert Elev Up (ft)
= 235.60
Tailwater Elev (ft)
Rise (in)
= 24.0
Shape
= Circular
Highlighted
Span (in)
= 24.0
Qtotal (cfs)
No. Barrels
= 1
Qpipe (cfs)
n-Value
= 0.012
Qovertop (cfs)
Culvert Type
= Circular Concrete
Veloc Dn (ft/s)
Culvert Entrance
= Groove end projecting (C)
Veloc Up (ft/s)
Coeff. K,M,c,Y,k
= 0.0045, 2, 0.0317, 0.69, 0.2
HGL Dn (ft)
HGL Up (ft)
Embankment
Hw Elev (ft)
Top Elevation (ft)
= 237.72
Hw/D (ft)
Top Width (ft)
= 32.00
Flow Regime
Crest Width (ft)
= 50.00
eev (t)
zMM
z9M
2MM
235M
234M
Currin Hill - Pipe 1
Wednesday, Sep 23 2020
= 12.50
= 12.50
= (dc+D)/2
= 12.50
= 12.50
= 0.00
= 4.55
= 5.94
= 235.43
= 236.87
= 237.45
= 0.93
= Inlet Control
Hvi Depth (ft)
2.40
1.40
0.40
-0J60
A J60
-2JM
232A0 i i i i i i i i i i i i i i i3J50
0 5 10 15 225 30 35 40 45 50 55 60 65 70
QrWff Ql1YErt HGL Embank
Retch (ft)