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Line 25: Line 25:  
* 0.4 for [[stone]]
 
* 0.4 for [[stone]]
 
|-
 
|-
| [[Bioretention: Filter media|Filter media]] (''d<sub>m</sub>'')
+
| [[Bioretention: Filter media|Filter media]] depth (''d<sub>m</sub>'')
 
| colspan="2" |
 
| colspan="2" |
 
* 300 mm to support turf grass and accept only roof runoff
 
* 300 mm to support turf grass and accept only roof runoff
Line 34: Line 34:  
* 0.35 for more loamy Blend B (water quality treatment priority)  
 
* 0.35 for more loamy Blend B (water quality treatment priority)  
 
|-
 
|-
| [[choker layer|Choker layer]]
+
| [[choker layer|Choker layer] depth]
 
| colspan="2" |100 mm
 
| colspan="2" |100 mm
 
| 0.4
 
| 0.4
 
|-
 
|-
| [[Pipes|Perforated pipe]] and surrounding [[Aggregates|aggregate]]
+
| [[Pipes|Perforated pipe]] and surrounding [[Aggregates|aggregate] depth]
 
| 200 mm (i.e. pipe diameter)
 
| 200 mm (i.e. pipe diameter)
 
| Not applicable
 
| Not applicable

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