List of Symbols

Symbols Units
= Slope of energy grade line
~
= Friction slope
~
= Slope of bed
~
t = time
s
= change in time
s
T = Top width of the channel
ft
v = Local velocity
ft/s
V = Average velocity ft/s
W = Width ft
x = x-direction in Cartesian Coordinate System ft
y = y-direction in Cartesian Coordinate System ft
z = Distance from datum to culvert invert ft
= Kinetic energy correction factor ~
= Specific weight of the fluid
= Boundary of grid element ft
= Width of square grid ft
= Flow angle between x- and y-directions ~
= Density of the fluid
= Shear stress
= Shear stress at the bed
= Phase lag s

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