HomeMy WebLinkAboutDrainage Reports - 02/07/1994Trapezoidal
Channel
Analysis
&
Design
Open
Channel
-
Uniform
flow
Worksheet
Name:
hmpswla
omment:
Drainage Swale
“A”
-
Section
A-A
olve
For
Depth
Given
Input
Data:
Bottom
Width
1.00
ft
Left
Side
Slope..
4.00:1 (H:V)
Right
Side Slope.
4.00:1
(H:V)
M
Manning’s
n
0.050
Channel
Slope....
0.0050
ft/ft
Discharge
47.25
cfs
d
Results:
Depth
2.l7ft _—..-
Velocity
2.25
fps
,-
g
i’
Flow
Area 20.96
sf
Flow
Top
Width...
18.34
ft
Wetted Perimeter.
18.88
ft
Critical
Depth...
1.42
ft
Critical
Slope...
0.0413
ft/ft
Froude Number....
0.37 (flow
is
Subcritical)
)pen
Channel Flow Module, Version
3.42
(c)
1991
I
Iaestad
Methods,
Inc.
*
37
Brookside
Rd
*
Waterbury,
Ct
06708
I