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→Planning considerations
==Planning considerations==
==Planning considerations==
When planning a new site, all swales and overground flow paths should be fitted perpendicular to existing contours. See [[Natural drainage]] and [[Existing hydrology]].
When planning a new site, all swales and overground flow paths should be fitted perpendicular to existing contours. See [[Natural drainage]] and [[Existing hydrology]].
===Infiltration===
Enhanced swales include check dams that can be designed to pond substantial volumes of water on the swale surface between flow events, so provide both stormwater conveyance and infiltration functions.
For information about constraints to infiltration practices, and approaches and tools for identifying and designing within them see [[Infiltration]].
===Best cross sections===
===Best cross sections===