PART 2 — RESERVEDUpdated for the 2024 Ontario Building Code
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2.2.5.1.Minimum Lighting Requirements
(1) Where lighting is provided in a farm building, emergency lighting shall be provided to an average level of
illumination not less than 10 lx at floor or tread level in
(a) exits, and
(b) principal routes providing access to exit in open floor areas and in service rooms.
(2) The minimum value of the illumination required by Sentence (1) shall be 1 lx.
e1 (3) An emergency power supply shall be
(a) provided to maintain the emergency lighting required by Sentence (1) from a power source such as batteries or
generators that will continue to supply power in the event that the regular power supply to the farm building is
interrupted, and
(b) designed and installed such that, upon failure of the regular power, it will assume the electrical load automatically
for a period of 30 min.
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Code text is reproduced for reference from the Ontario Building Code (O. Reg. 163/24, 2024 Building Code Compendium). This page is provided for general information and is not an official copy. Always verify requirements against the official Ontario Building Code and confirm with your local building department.