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| Check dams usually consist of crushed rock gabions, or pre-treated timber up to 0.6 m in height. Rocks used in check dams should have median diameter 25-75 mm. | | {plain list|1= |
| 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. | | *Check dams usually consist of crushed rock gabions, or pre-treated timber up to 0.6 m in height. |
| Where check dams are used, the maximum design depth of ponded water must be 0.5 m. | | *Rocks used in check dams should have median diameter 25-75 mm. |
| | *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. |
| | *Where check dams are used, the maximum design depth of ponded water must be 0.5 m.} |