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Bioretention
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Revision as of 21:06, 10 November 2017
23 bytes removed
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7 years ago
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→Overview
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*Fitting functional vegetation into urban landscapes
*Fitting functional vegetation into urban landscapes
*Treating runoff collected from nearby impervious surfaces}}
*Treating runoff collected from nearby impervious surfaces}}
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<strong>
The fundamental components of a bioretention cell are:
</strong>
+
'''
The fundamental components of a bioretention cell are:
'''
*A 'filter bed' containing an [[Bioretention: Filter media| engineered soil mix]]
*A 'filter bed' containing an [[Bioretention: Filter media| engineered soil mix]]
*A storage layer of [[Reservoir_gravel|coarse aggregate]]
*A storage layer of [[Reservoir_gravel|coarse aggregate]]
*[[Planting]] and a finishing surface layer (e.g. [[mulch]])
*[[Planting]] and a finishing surface layer (e.g. [[mulch]])
−
<strong>
Additional components may include:
</strong>
+
'''
Additional components may include:
'''
*An [[underdrain]] to redistribute or remove excess water
*An [[underdrain]] to redistribute or remove excess water
*An [[Liner|impermeable membrane]] to prevent infiltration to soils below
*An [[Liner|impermeable membrane]] to prevent infiltration to soils below
Jenny Hill
8,255
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