105 CMR 150.230
Provisions for Individuals with Disabilities
(A) Gradients of Walks. Public walks shall be not less than four feet wide and shall have a
gradient that complies with 521 CMR 1.00: Architectural Access Board.
(B)
Walks – Continuous Surface. Walks shall be of a continuing common surface, not
interrupted by steps or abrupt changes in level. Wherever walks cross other walks, driveways
or parking lots, they shall blend to a common level.
(C) Access from parking areas through a primary building entrance shall be a continuous level
or ramped surface without stairs or abrupt changes in level.