Changes

[[File:Swale_sections.PNG|frameless|300 px]]

{{float right|[[File:Swale_sections.PNG|frameless|300 px]]}}

Flow (''Q'') in an open channel, such as a [[swale]], may be calculated using Manning's equation:

Flow (''Q'') in an open channel, such as a [[swale]], may be calculated using Manning's equation:

<math>Q=VA=\frac{R^{\frac{2}{3}}S^{\frac{1}{2}}}{n}</math>

<math>Q=VA=\frac{R^{\frac{2}{3}}S^{\frac{1}{2}}}{n}</math>