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*are usually installed between 10-20 m along the swale. The spacing of dams should not exceed the horizontal distance from the toe of the upstream dam to the same elevation on the downstream dam.
*are usually installed between 10-20 m along the swale. The spacing of dams should not exceed the horizontal distance from the toe of the upstream dam to the same elevation on the downstream dam.
*should have energy dissipation and erosion control measures installed in the 1 - 2 m downstream. Examples include large aggregate or [[Turf reinforcement|turf reinforcement]]}}
*should have energy dissipation and erosion control measures installed in the 1 - 2 m downstream. Examples include large aggregate or [[Turf reinforcement|turf reinforcement]]}}
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+==Sizing and spacing==
+'''[[Check dams: Sizing]]'''