(1) Guards in industrial occupancies, other than guards in storage garages, are permitted to consist of,
(a) a top rail, and
(b) one or more intermediate rails spaced such that the openings through the guard are of a size that prevents the passage of a spherical object having a diameter of 535 mm.
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Article 3.3.5.9 Ontario Regulation 332/12 Building Code, Information published by oncodes.ca for educational purposes only.
