Code of Massachusetts Regulations
521 CMR - Architectural Access Board
Title 521 CMR 20 - Accessible Route
Section 20.7 - HEADROOM
Universal Citation: 521 CMR 20 MA Code of Regs 20.7
Current through Register 1531, September 27, 2024
Walks, halls, corridors, passageways, aisles, or other circulation spaces shall have a minimum of 80 inches (80" = 2032mm) clear headroom. See Fig. 20d. If vertical clearance of an area adjoining an accessible route is reduced to less than 80 inches (80" = 2032mm), a barrier shall be provided to warn blind or visually-impaired persons of the reduced headroom. See Fig. 20g.
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