In Plain Language

This article defines what this Section on drainage systems covers, namely sanitary drainage systems (carrying sewage) and storm drainage systems (carrying rainwater), setting the scope for everything that follows.

This is a plain-language summary of the 2012/2017 Ontario Building Code text above, for general understanding only and not a substitute for the Code. Always confirm current requirements against the 2024 edition (O.Reg. 163/24) or a qualified professional before construction.