Difference between revisions of "Check dams"

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*Check dams usually consist of crushed rock gabions, or pre-treated timber up to 0.6 m in height.  
 
*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.  
 
*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.   
 
*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.}}
 
*Where check dams are used, the maximum design depth of ponded water must be 0.5 m.}}

Revision as of 01:12, 19 September 2017

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