Code of Massachusetts Regulations
521 CMR - Architectural Access Board
Title 521 CMR 24 - RAMPS
Section 24.5 - HANDRAILS
Current through Register 1531, September 27, 2024
Handrails shall be provided at all ramps. Handrails shall have the following features:
24.5.1 Location: Handrails shall be provided along both sides of ramp segments.
24.5.2 Heights: Handrails shall be provided in pairs, one at a height between 34 inches and 38 inches (34" - 38" = 864mm - 965mm), and a lower one at a height between 18 and 20 inches (18"- 20" = 457mm - 508mm), measured vertically from the surface of the ramp to top of handrail.
24.5.3 Continuous surface: Handrails shall be continuous without interruption, except by doorways and openings, so that a hand can move from end to end without interruption.
24.5.4 Extensions: Handrails shall extend at least 12 inches (12" = 305mm) beyond the top and bottom of the ramp and shall be parallel with the floor or ground surface (See Fig. 24d), except where the extension would cause a safety hazard.
24.5.5 Size: Handrails shall have a circular cross section with an outside diameter of 11/4 inches (32mm) minimum and two inches (51mm) maximum.
24.5.6 Shape: The handgrip portion of the handrail shall be round or oval in cross-section. See Fig. 24e.
24.5.7 Surface: The gripping surface shall be free of any sharp or abrasive elements.
24.5.8 Clearance: When a handrail is mounted adjacent to a wall, the clear space between the handrail and the wall shall be 11/2 inches (11/2" = 38mm). Handrails may be located in a wall recess if the recess is a maximum of three inches (3" = 76mm) deep and extends at least 18 inches (18" = 457mm) above the top of the rail. See Fig. 24e.
24.5.9 End condition: Ends of handrails shall be either rounded or returned smoothly to floor, wall, or post.
24.5.10 Handrails shall not rotate within their fittings.
