Code of Massachusetts Regulations
521 CMR - Architectural Access Board
Title 521 CMR 26 - DOORS AND DOORWAYS
Section 26.10 - THRESHOLDS
Universal Citation: 521 CMR 26 MA Code of Regs 26.10
Current through Register 1518, March 29, 2024
Thresholds at doorways shall comply with the following (See Fig. 26h):
26.10.1 Thresholds shall not exceed ½ inch (½" = 13mm) in height and shall be beveled on both sides with a slope no greater than one-in-two (1:2) (50%).
26.10.2 Changes in floor finish materials shall have an edge strip or threshold that is beveled at a ratio of one-in-two (1:2) (50%).
26.10.3 Exterior sliding door thresholds shall not exceed ¾ of an inch (¾" =19mm) in height and shall be beveled both sides with a slope no greater than one-in-four (1:4) (25%).
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