Michigan Administrative Code
Department - Licensing and Regulatory Affairs
Bureau of Fire Services
Adult Foster Care Facilities
Part 6 - EXISTING ADULT FOSTER CARE CONGREGATE FACILITIES
Section R. 400.18649 - Stairways and other vertical openings

Universal Citation: MI Admin Code R. 400.18649

Current through Vol. 24-04, March 15, 2024

Rule 649.

(1) In buildings of fire-resistant construction, an interior stairway shall be enclosed with material that has a fire-resistance rating of not less than 1 hour. In buildings of wood joist construction an interior stairway shall be enclosed with material having 1/2-hour-fire-resistance rating. One quarter-inch wired glass in a steel frame meets the 1/2-hour requirement.

(2) An elevator or dumbwaiter shaft shall be completely enclosed by noncombustible materials that have a fire-resistance rating of not less than 1 hour. An opening shall not be allowed through the side wall enclosures for ventilating or other purposes. A door that services an elevator or dumbwaiter shall be of solid construction, be reasonably smoketight when closed, and shall be constructed to resist fire for 1 hour.

Exception: A door in an elevator may have wired glass that is not more than 6 square feet.

Disclaimer: These regulations may not be the most recent version. Michigan may have more current or accurate information. We make no warranties or guarantees about the accuracy, completeness, or adequacy of the information contained on this site or the information linked to on the state site. Please check official sources.
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