The Ontario Building Code | Standing Water
9.12.1.2. Standing water
(1) Excavations shall be kept free of standing water.
In Plain Language
Standing water must be addressed at a building site as set out in this article, preventing water accumulation that could weaken soil or damage foundation work during construction.
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.