SW6210501_Pipe 1_20210518

Culvert Report
Hydraflow Express Extension for Autodesk® Civil 3D® by Autodesk, Inc. Thursday, Apr 29 2021
PIPE 1
Invert Elev Dn (ft)
= 370.80
Calculations
Pipe Length (ft)
= 60.00
Qmin (cfs)
= 7.72
Slope (%)
= 3.20
Qmax (cfs)
= 7.72
Invert Elev Up (ft)
= 372.72
Tailwater Elev (ft)
= (dc+D)/2
Rise (in)
= 18.0
Shape
= Circular
Highlighted
Span (in)
= 18.0
Qtotal (cfs)
= 7.72
No. Barrels
= 1
Qpipe (cfs)
= 7.72
n-Value
= 0.012
Qovertop (cfs)
= 0.00
Culvert Type
= Circular Concrete
Veloc Dn (ft/s)
= 4.78
Culvert Entrance
= Groove end projecting (C)
Veloc Up (ft/s)
= 5.69
Coeff. K,M,c,Y,k
= 0.0045, 2, 0.0317, 0.69, 0.2
HGL Dn (ft)
= 372.09
HGL Up (ft)
= 373.80
Embankment
Hw Elev (ft)
= 374.36
Top Elevation (ft)
= 375.56
Hw/D (ft)
= 1.09
Top Width (ft)
= 20.00
Flow Regime
= Inlet Control
Crest Width (ft)
= 10.00
El ow (t)
3MM
375M
374M
373.00
372.00
371 M
3MM
PIPE 1
Hw Depth (t)
32B
220
120
02B
-0.72
-1.'2
-2.72
369A0 i i i i i i i i i i i i i i i i i-3 72
0 5 10 15 2C• 2E 30 35 40 45 5C 55 aC 65 75 M
CirWffcWvert HGL Embank
Reach Iftl