Changes

# After every large storm event (e.g., 15 mm rainfall depth or greater) to ensure ESCs and pretreatment or flow diversion devices are functioning and adequately maintained.  View the table below, which describes critical points during the construction sequence when inspections should be performed prior to proceeding further. You can also download and print the table [https://wikidev.sustainabletechnologies.ca/images/a/a6/LID-IM-Guide-7.5-Underground-Infiltration-Systems.pdf '''here''']<br>

# After every large storm event (e.g., 15 mm rainfall depth or greater) to ensure ESCs and pretreatment or flow diversion devices are functioning and adequately maintained.  View the table below, which describes critical points during the construction sequence when inspections should be performed prior to proceeding further. You can also download and print the table [https://wikidev.sustainabletechnologies.ca/images/a/a6/LID-IM-Guide-7.5-Underground-Infiltration-Systems.pdf '''here''']<br>

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[[File:Catchbasin isnert underground.PNG|thumb|400px|A [[pretreatment]] device (catchbasin insert) upstream of an underground infiltration system inlet in need of cleaning out. These devices are designed to limit the amount of trash, debris, sediment, oil and grease entering the infiltration system, which helps to prevent clogging and maintain its drainage performance  (Source: TRCA, 2018<ref name= "example1" /).]]  

[[File:Catchbasin isnert underground.PNG|thumb|400px|A [[pretreatment]] device (catchbasin insert) upstream of an underground infiltration system inlet in need of cleaning out. These devices are designed to limit the amount of trash, debris, sediment, oil and grease entering the infiltration system, which helps to prevent clogging and maintain its drainage performance  (Source: TRCA, 2018<ref name="example1" />).]]  

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