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Opening limitation.

Municipal Code of Chicago § 14X-3-306.2.1
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14X-3-306.2.1 Opening limitation. Guards that are required to be 36 inches (914 mm) in height by Section 14X-3-306.2 must have balusters or ornamental patterns such that a 6-inch (152 mm) diameter sphere cannot pass through any opening up to a height of 34 inches (864 mm). Exceptions: 1. At elevated walking surfaces provided for access to equipment, openings in guards must not allow passage of a 21-inch (533 mm) diameter sphere. 2. In Group I-3, F, H, and S occupancies, openings in guards must not allow passage of a 21-inch (533 mm) diameter sphere. 3. Approved existing open guards.
Source: City of Chicago, Municipal Code of Chicago (American Legal Publishing, codelibrary.amlegal.com)URL: https://codelibrary.amlegal.com/codes/chicago/latest/chicago_il/0-0-0-2675525Fetched: 10/24/2026

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14X-3-306.2.1 | Corpus