Changes

# After every large storm event (e.g., 15 mm rainfall depth or greater) to ensure roof drainage or flow diversion devices are functioning and adequately maintained.  You can also download and print the table [https://wikidev.sustainabletechnologies.ca/images/6/6b/LID-IM-Guide-7.6-Green-Roofs.pdf '''here''']<br>

# After every large storm event (e.g., 15 mm rainfall depth or greater) to ensure roof drainage or flow diversion devices are functioning and adequately maintained.  You can also download and print the table [https://wikidev.sustainabletechnologies.ca/images/6/6b/LID-IM-Guide-7.6-Green-Roofs.pdf '''here''']<br>

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[[File:MaintenancePICP.png|thumb|400px|A Vacuum Truck used for [[permeable pavement]] maintenance, which sucks up excess sediment and fines trapped between the pores of block pavers. Conducting this maintenance regularly helps maintain the practice's optimal infiltration rate during large rain events. (Source: STEP).]]  

[[File:Leak detection green roof.PNG|thumb|400px|A technician using a non-invasive locate method to determine the source of a leak in a [[Green roof]] membrane (Construction Canada, 2012.)<ref>Construction Canada. 2012. Waterproofing considerations for green roofs. Photo source: Detec Systems. 1 March 2012. Accessed August 8 2022. https://www.constructioncanada.net/waterproofing-considerations-for-green-roofs/2/</ref>]]  

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