Notice: This site currently shows the 2012/2017 edition of the Ontario Building Code. The current legally effective code is the 2024 edition (O.Reg. 163/24), in effect since January 1, 2025. Confirm current requirements at ontario.ca.
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The Ontario Building Code | Structural Floor Slabs

9.16.1.2. Structural floor Slabs

(1) floors-on-ground that support loads from the superstructure shall be designed in conformance with Part 4.

In Plain Language

Structural floor slabs, meaning slabs designed to carry loads beyond just their own weight, must meet the requirements set out in this article.

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.