The Ontario Building Code | Exterior Passageways
3.2.2.12. exterior Passageways
(1) An elevated exterior passageway used as part of a means of egress shall conform to the requirements of Articles 3.2.2.20. to 3.2.2.83. for mezzanines.
In Plain Language
An elevated exterior passageway used as part of a means of egress must meet the same construction requirements set out for mezzanines under Articles 3.2.2.20 to .83.
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.