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Bioretention: Sizing
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Revision as of 01:31, 25 February 2018
12 bytes added
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6 years ago
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Line 12:
Line 12:
! Typical void ratio (''V<sub>R</sub>'')
! Typical void ratio (''V<sub>R</sub>'')
|-
|-
−
| Ponding depth (d<sub>p</sub>)
+
| Ponding depth (
''
d<sub>p</sub>
''
)
| 300 mm
| 300 mm
| See below
| See below
Line 23:
Line 23:
* 0.4 for aggregate
* 0.4 for aggregate
|-
|-
−
| [[Bioretention media]] (d<sub>m</sub>)
+
| [[Bioretention media]] (
''
d<sub>m</sub>
''
)
| colspan="2" |
| colspan="2" |
* 300 mm to support turf grass (and accept only rainwater/roof runoff)
* 300 mm to support turf grass (and accept only rainwater/roof runoff)
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Line 39:
| 0.4
| 0.4
|-
|-
−
| Storage reservoir (d<sub>s</sub>)
+
| Storage reservoir (
''
d<sub>s</sub>
''
)
| See below
| See below
| See below
| See below
Jenny Hill
8,255
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