Changes

*''L'' = length of swale in m

*''L'' = length of swale in m

*''Q_p'' = peak flow of the storm to be controlled, in m³/s

*''Q_p'' = peak flow of the storm to be controlled, in m³/s

*''m'' = swale side slope (dimensionless)

*''m'' = swale side slope (m/m)

*''S'' = the longitudinal slope (dimensionless)

*''S'' = the longitudinal slope (m/m)

*''n'' = Manning's coefficeint (dimensionless)

*''n'' = Manning's coefficient (dimensionless)

*''b'' = bottom width of trapezoidal swale, in m.}}

*''b'' = bottom width of trapezoidal swale, in m.}}