Code of Massachusetts Regulations
521 CMR - Architectural Access Board
Title 521 CMR 28 - ELEVATORS
Section 28.3 - HALL CALL BUTTONS

Universal Citation: 521 CMR 28 MA Code of Regs 28.3

Current through Register 1531, September 27, 2024

Shall comply with the following:

28.3.1 Call buttons in elevator lobbies and halls shall be centered at 42 inches (42" = 1067mm) above the floor. See Fig. 28a.

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28.3.2 Such call buttons shall have visual signals to indicate when each call is registered and when each call is answered.

28.3.3 Call buttons shall be a minimum of 3/4 of an inch (3/4" = 19mm) in the smallest dimension. The button designating the up direction shall be on top. Buttons shall be raised or flush.

28.3.4 Objects mounted beneath hall call buttons shall not project into the elevator lobby more than four inches (4" = 102mm).

Note: The automatic door reopening device is activated if an object passes through either line A or line B. Line A and line B represent the vertical locations of the door reopening device not requiring contact.

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