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[[File:Visual indicator bioretention.PNG|thumb|300px|Example of a visual indicator to be used when assessing the condition of a given LID feature. Here we see excessive sediment accumulation at the [[inlet]]/[[curb cut]] of a bioretention cell. Source: (TRCA, 2016).<ref>STEP. 2016. Low Impact Development Stormwater Management Practice Inspection and Maintenance Guide. https://sustainabletechnologies.ca/app/uploads/2016/08/LID-IM-Guide-2016-1.pdf</ref>.]]
[[File:Visual indicator bioretention.PNG|thumb|300px|Example of a visual indicator to be used when assessing the condition of a given LID feature. Here we see excessive sediment accumulation at the [[inlet]]/[[curb cut]] of a bioretention cell. Source: (TRCA, 2016).<ref>STEP. 2016. Low Impact Development Stormwater Management Practice Inspection and Maintenance Guide. https://sustainabletechnologies.ca/app/uploads/2016/08/LID-IM-Guide-2016-1.pdf</ref>.]]
{| class="wikitable" style="width: 900px;"
{| class="wikitable" style="width: 900px;"
|+'''Visual Indicators Framework - Bioretention/Swales'''
|+'''Visual Indicators Framework - Permeable Pavements'''
|-
|-
!<br>'''Component'''
!<br>'''Component'''
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!<br>'''Verification Inspection'''
!<br>'''Verification Inspection'''
|-
|-
|rowspan="2"|'''[[Bioretention: Sizing|Contributing Drainage Area]]'''
|rowspan="2"|'''[[Permeable pavements: Sizing|Contributing Drainage Area]]'''
|-
|-
|CDA condition  
|CDA condition  
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|x
|x
|-
|-
|rowspan="5"|'''[[Inlets|Inlet]]'''
|rowspan="2"|'''Perimeter'''
|-
|Inlet/Flow Spreader Structural Integrity
|
|x
|x
|x
|-
|Inlet/Flow Spreader Structural Integrity
|x
|x
|x
|x
|-
|Pretreatment sediment accumulation
|x
|x
|x
|
|-
|Inlet erosion
|
|x
|x
|
|-
|rowspan="4"|'''Perimeter'''
|-
|-
|BMP dimensions
|BMP dimensions
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|x
|x
|-
|-
|Side slope erosion
|rowspan="3"|'''[[Aggregates|Filter Bed]]'''
|
|x
|x
|
|-
|Surface ponding area 
|x
|x
|
|x
|-
|rowspan="9"|'''[[Bioretention: Filter media|Filter Bed]]'''
|-
|-
|Standing water  
|Standing water  
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|
|
|-
|-
|Filter bed erosion
|rowspan="4"|'''[[Vegetation]]'''
|
|x
|x
|
|-
|-
|Mulch depth
|Vegetation cover
|x
|x
|x
|x
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|x
|x
|-
|-
|Filter bed sediment accumulation
|Vegetation condition
|
|
|x
|x
|x
|x
|
|-
|Vegetation composition
|x
|x
|-
|Surface ponding depth
|x
|x
|x
|x
|
|
|-
|rowspan="3"|'''[[Underdrain]] & [[Wells|Monitoring Well]]'''
|-
|Monitoring well condition
|x
|x
|-
|Filter bed surface sinking
|
|x
|x
|x
|x
|x
|x
|-
|-
|Check dams
|Sub-drain/Perforated pipe obstruction
|x
|
|x
|x
|x
|
|x
|x
|-
|-
|rowspan="4"|'''[[Vegetation|Planting Area]]'''
|'''[[Overflow|Outlets]]'''
|-
|Overflow outlet obstruction
|Vegetation cover
|x
|x
|x
|x
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|x
|x
|-
|-
|Vegetation condition  
|rowspan="5"|'''Pavement Surface'''
|Pavement surface condition
|
|
|x
|x
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|
|
|-
|-
|Vegetation composition
|Pavement surface sediment accumulation
|x
|x
|x
|x
|x
|x
|x
|
|-
|-
|rowspan="4"|'''[[Overflow|Outlet]]'''
|Control structure condition
|-
|Monitoring well condition
|x
|x
|x
|x
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|x
|x
|-
|-
|Sub-drain/Perforated pipe obstruction
|Control structure sediment accumulation
|
|x
|
|x
|-
|Overflow outlet obstruction
|x
|x
|x
|x
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{| class="wikitable" style="width: 900px;"
{| class="wikitable" style="width: 900px;"
|+'''Testing Indicators Framework - Bioretention/Swales'''
|+'''Testing Indicators Framework - Permeable Pavements'''
|-
|-
!<br>'''Component'''
!<br>'''Component'''
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!<br>'''Verification Inspection'''
!<br>'''Verification Inspection'''
|-
|-
|rowspan="6"|'''Testing Indicators'''
|rowspan="4"|'''Testing Indicators'''
|-
|Soil characterization testing
|x
|x
|
|(x)
|-
|Sediment accumulation testing
|x
|x
|x
|x
|-
|-
|Surface infiltration rate testing
|Surface infiltration rate testing

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