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<gallery mode="packed" widths=200px heights=200px>
<gallery mode="packed" widths=200px heights=200px>
MLSmith swale.jpg|[[Enhanced swale]] with rocky [[check dams]] and a metal [[overflow]] grate in Northgate Mall parking lot, Seattle. Photo credit: [[Acknowledgements| MLSmith]]
MLSmith swale.jpg|[[Enhanced swale]] with rocky [[check dams]] and a metal [[overflow]] grate in Northgate Mall parking lot, Seattle. Photo credit: [[Acknowledgements| MLSmith]]
Checkdam.JPG|[[Bioswale]] with rock [[check dams]] to slow down the water, encouraging [[infiltration]]. LSRCA headquarters, July 2017
Checkdam.JPG|[[Bioswale]] with rock [[check dams]] to slow down the water, encouraging [[infiltration]]. LSRCA headquarters, 2017
Check dam Miss Rd.jpg|Concrete check dam with armourstone to protect against erosion. Concrete colour blends well with surroudning [[stone]]. This dam extends to the full depth of the [[swale]] and has weep holes below grade.
Check dam Miss Rd.jpg|Concrete check dam with armourstone to protect against erosion. Concrete colour blends well with surroudning [[stone]]. This dam extends to the full depth of the [[swale]] and has 25 mm ø weep holes below grade.
</gallery>
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