OBC DIVISION C · PART 2 — ALTERNATIVE SOLUTIONSUpdated for the 2024 Ontario Building Code
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Division C, Section 2.1 — Alternative Solutions
Full text of Section 2.1 (Alternative Solutions) — Division C, Part 2 (Alternative Solutions) of the 2024 Ontario Building Code, with every article reproduced below.
2.1.1.Documentation of Alternative Solutions
2.1.1.1.Documentation permalink →
(1) The person proposing the use of an alternative solution shall provide documentation to the chief building official or
registered code agency that,
(a) identifies applicable objectives, functional statements and acceptable solutions, and
(b) establishes on the basis of past performance, tests described in Article 2.1.1.2. or other evaluation that the proposed
alternative solution will achieve the level of performance required under Article 1.2.1.1. of Division A.
(2) The documentation described in Sentence (1) shall include information about relevant assumptions, limiting or
restricting factors, testing procedures, studies or building performance parameters, including any commissioning,
operational and maintenance requirements.
2.1.1.2.Tests permalink →
(1) Where no published test method to establish the suitability of an alternative solution proposed under Article 2.1.1.1.
exists, then the tests used for the purposes of that Article shall be designed to simulate or exceed anticipated service
conditions or shall be designed to compare the performance of the material or system with a similar material or system
that is known to be acceptable.
(2) The results of tests or evaluations based on test standards, other than as described in this Code, may be used for the
purposes of Sentence (1), if the alternate test standards provide comparable results.
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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.