Difference between revisions of "Check dams"
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Jenny Hill (talk | contribs) (Created page with "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. The spacing of...") |
Jenny Hill (talk | contribs) |
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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.} | ||
Revision as of 01:11, 19 September 2017
{plain list|1=
- 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.
- 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.}