Fire Blocks in Horizontal Concealed Spaces (1)  Except for a crawl space conforming to Sentence 3.1.11.6.(1), a horizontal concealed space within a floor assembly or roof assembly of combustible construction, in which sprinklers are not installed, shall be separated by construction conforming to Article 3.1.11.7. into compartments not more than,     (a)   600 m2 in area […]

(1)  Except as provided in Sentences (2) to (5) and Article 3.1.9.3A., penetrations of a fire separation or a membrane forming part of an assembly required to have a fire-resistance rating shall be,     (a)   sealed by a fire stop that, when subjected to the fire test method in CAN/ULC-S115, “Fire Tests of Firestop Systems”, has […]

Flame spread requirements for electrical wiring and cables (see Appendices B and G) Insulated conductors and cables installed in buildings shall meet the flame spread requirements of theNational Building Code of Canada or local building legislation. Source: Rule 2-130, CSA C22.1:21, Canadian Electrical Code, Part 1 (25th Edition), Safety Standard for Electrical Installations. © 2021 […]

Flame spread requirements for totally enclosed non-metallic raceways (see Appendices B and G) Totally enclosed non-metallic raceways installed in buildings shall meet the flame spread requirementsof the National Building Code of Canada. Source: Rule 2-132, CSA C22.1:21, Canadian Electrical Code, Part 1 (25th Edition), Safety Standard for Electrical Installations. © 2021 Canadian Standards Association. Please […]

Flame-Spread Rating of Interior Surfaces (1)  Except as otherwise provided in this Subsection, the exposed surface of every interior wall and ceiling, including skylights and glazing, shall have a surface flame-spread rating of not more than 150. (2)  Except as permitted in Sentence (3), doors need not conform to Sentence (1) provided they have a surface flame-spread […]

(1)  Except as provided in Sentence 3.3.4.7.(1), glass in guards shall conform to MMAH Supplementary Standard SB-13, “Glass in Guards”. Article 3.1.20.1 Ontario Regulation 332/12 Building Code,   Information published by oncodes.ca for educational purposes only.

(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. Article […]