The Ontario Building Code | Communication Systems
3.13.5.8. Communication Systems
(1) In a rapid transit station, a public address system shall be installed and shall include loudspeakers that,
(a) can be operated from the central supervising station,
(b) can be operated from the rapid transit station in which they are located, and
(c) designed and located so that voice messages can be heard intelligibly throughout the public area in a rapid transit station.
(2) A two-way communication system shall be installed in each rapid transit station with telephones located at,
(a) the collector’s booth, and
(b) at each end of each platform.
(3) The telephones in Sentence (2) shall be provided with connections to the central supervising station.
In Plain Language
A public address system with loudspeakers must be installed in a rapid transit station, operable both from the central supervising station and locally at the station, and designed so voice messages can be clearly heard throughout.
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.