HomeMy WebLinkAbout20-822 Ernie Ball Inlet 2 exhibit packet 2021-GARING, TAYLOR & ASSOCIATES, INC.
CIVIL ENGINEERS · SURVEYORS · PLANNERS
141 SOUTH ELM STREET · ARROYO GRANDE, CA 93420 · (805) 489-1321
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Culvert Report
Hydraflow Express Extension for Autodesk® Civil 3D® by Autodesk, Inc. Friday, Oct 22 2021
Culvert From EB2
Invert Elev Dn (ft) = 108.00
Pipe Length (ft) = 19.00
Slope (%) = 23.68
Invert Elev Up (ft) = 112.50
Rise (in) = 15.0
Shape = Circular
Span (in) = 15.0
No. Barrels = 1
n-Value = 0.012
Culvert Type = Circular Concrete
Culvert Entrance = Square edge w/headwall (C)
Coeff. K,M,c,Y,k = 0.0098, 2, 0.0398, 0.67, 0.5
Embankment
Top Elevation (ft) = 116.00
Top Width (ft) = 5.00
Crest Width (ft) = 15.00
Calculations
Qmin (cfs) = 9.00
Qmax (cfs) = 10.00
Tailwater Elev (ft) = (dc+D)/2
Highlighted
Qtotal (cfs) = 9.10
Qpipe (cfs) = 9.10
Qovertop (cfs) = 0.00
Veloc Dn (ft/s) = 7.50
Veloc Up (ft/s) = 7.67
HGL Dn (ft) = 109.20
HGL Up (ft) = 113.66
Hw Elev (ft) = 115.38
Hw/D (ft) = 2.30
Flow Regime = Inlet Control
Culvert Report
Hydraflow Express Extension for Autodesk® Civil 3D® by Autodesk, Inc. Friday, Oct 22 2021
THREE 12 INCH PIPES TO EB 2 INLET
Invert Elev Dn (ft) = 116.01
Pipe Length (ft) = 6.00
Slope (%) = 3.50
Invert Elev Up (ft) = 116.22
Rise (in) = 12.0
Shape = Circular
Span (in) = 12.0
No. Barrels = 3
n-Value = 0.012
Culvert Type = Circular Culvert
Culvert Entrance = Smooth tapered inlet throat
Coeff. K,M,c,Y,k = 0.534, 0.555, 0.0196, 0.9, 0.2
Embankment
Top Elevation (ft) = 117.50
Top Width (ft) = 5.00
Crest Width (ft) = 6.00
Calculations
Qmin (cfs) = 8.00
Qmax (cfs) = 10.00
Tailwater Elev (ft) = (dc+D)/2
Highlighted
Qtotal (cfs) = 9.10
Qpipe (cfs) = 9.10
Qovertop (cfs) = 0.00
Veloc Dn (ft/s) = 4.17
Veloc Up (ft/s) = 4.83
HGL Dn (ft) = 116.88
HGL Up (ft) = 116.97
Hw Elev (ft) = 117.39
Hw/D (ft) = 1.17
Flow Regime = Inlet Control