The Ontario Building Code | Sprinkler Systems
220.127.116.11. Sprinkler Systems
(1) Sprinkler systems shall conform with the requirements of Articles 18.104.22.168 to 22.214.171.124.
(2) In addition to the requirements of Subsection 3.13.3. the steel truss enclosure of an escalator shall be sprinklered.
(3) There shall be identification on a fire department connection for a sprinkler system in a rapid transit station to indicate that the connection is part of the station system.