Code of Massachusetts Regulations
521 CMR - Architectural Access Board
Title 521 CMR 20 - Accessible Route
Section 20.6 - PROTRUDING OBJECTS
Current through Register 1531, September 27, 2024
Objects shall not reduce the clear width of an accessible route or maneuvering space (see Fig. 20c) and must comply with 521 CMR 20.6.1.
20.6.1 Objects projecting from walls (for example, telephones) with their leading edges between 27 inches and 80 inches (27" and 80" = 686mm and 2032mm) above the finished floor shall protrude no more than four inches (4" = 102mm) into walks, halls, corridors, passageways, or aisles and shall not have sharp or abrupt edges. See Fig. 20d.
20.6.2 Objects mounted with their leading edges at or below 27 inches (27" = 686mm) above the finished floor may protrude any distance as long as they do not reduce the accessible route below 36 inches (36" = 914mm). See Fig. 20e.
20.6.3 Free-standing objects mounted on posts or pylons may have a maximum overhang of 12 inches (12" = 305mm) measured between 27 inches and 80 inches (27" and 80" = 686mm and 2032mm) above the ground or finished floor. See Fig. 20f.
