The Ontario Building Code | Service Room Floors
9.10.10.2. service Room floors
(1) Thefire-resistance rating requirements in this Subsection do not apply to the floor assembly immediately below a service room.
In Plain Language
Service room floors must meet the requirements set out in this article, addressing their fire resistance and general construction given the equipment these rooms typically house.
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.