Code of Massachusetts Regulations
780 CMR - STATE BOARD OF BUILDING REGULATIONS AND STANDARDS
Chapter 30 - Elevators and Conveying Systems
Section 3004 - HOISTWAY VENTING
Subsection 3004.1 - Vents required

Universal Citation: 780 CMR MA Code of Regs 3004.1

Current through Register 1531, September 27, 2024

Hoistways of elevators and dumbwaiters penetrating more than three stories shall be provided with a means for venting smoke and hot gases to the outer air in case of fire.

Exceptions:

1. In occupancies of other than Groups R-1, R-2, I-1, I-2 and similar occupancies with overnight sleeping units, venting of hoistways is not required where the building is equipped throughout with an approved automatic sprinkler system installed in accordance with Section 903.3.1.1 or 903.3.1.2.

2. Sidewalk elevator hoistways are not required to be vented.

3. Elevators contained within and serving open parking garages only.

4. Elevators within individual residential dwelling units.

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