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[[File:construction process.jpg|400px|thumb|right|The five-step construction process for ground-level LIDs.]]
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[[File:construction process.jpg|400px|thumb|right|The five-step construction process for sub-surface and ground-level LIDs.]]
The [[construction]] guidance in this section applies to all sub-surface and ground-level LID practices: [[bioretention|bioretention gardens]], [[bioswales]], [[rain gardens]], [[exfiltration trenches]], [[enhanced swales]], [[permeable pavements]], [[infiltration trenches]], [[infiltration chambers]], and [[soakaways]].
The [[construction]] guidance in this section applies to all sub-surface and ground-level LID practices: [[bioretention|bioretention gardens]], [[bioswales]], [[rain gardens]], [[exfiltration trenches]], [[enhanced swales]], [[permeable pavements]], [[infiltration trenches]], [[infiltration chambers]], and [[soakaways]].
==Overview==
==Overview==
This section gives guidance for project managers, engineers, and contractors on the excavation and grading steps required for successful construction of sub-surface and ground-level LID practices.
This section gives guidance for project managers, engineers, and contractors on the excavation and grading steps required for successful construction of sub-surface and ground-level LID practices.