[[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:Pretreatment downspout RWH.PNG|thumb|300px|Visual indicator to be used when assessing the condition of a [[pretreatment|pretreatment device]] (in this case a [[downspout disconnection]] with attached filter) so that leaves and detritus from the eaves do not enter the [[Rainwater harvesting]] LID feature. Source: (STEP, 2018).]]