521 CMR, § 21.4
Current through Register 1538, January 3, 2025
Transitions from curb cuts to walks, gutters, or streets shall be flush or free of changes in level greater than 1/2 inch (1/2" = 13mm). Maximum slopes of adjoining gutters, road surface immediately adjacent to the curb cuts, or accessible route shall not exceed one-in-20 (1:20) (5%).
521 CMR, § 21.4