Code of Massachusetts Regulations
521 CMR - Architectural Access Board
Title 521 CMR 22 - Walkways
Section 22.7 - GRATINGS
Universal Citation: 521 CMR 22 MA Code of Regs 22.7
Current through Register 1531, September 27, 2024
If gratings are located in walking surfaces, they shall have spaces no greater than 1/2 inch (1/2" = 13mm) wide in the direction of the flow of travel. If gratings have elongated openings, then they shall be placed so that the long dimension is perpendicular to the dominant direction of travel. See Fig. 22b.
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