Section R. 400.2243 - ExitsRule 243.
(1) A means of egress shall be considered the entire way and method of passage to free and safe ground outside a building. Means of egress shall be maintained in unobstructed, easily traveled condition at all times. Where basements are regularly utilized for resident activities, there shall be 2 acceptable means of egress. Doors which form a part of a required means of egress shall be equipped with positive-latching, non-locking-against-egress hardware and shall be not less than 36 inches in width in new construction and not less than 30 inches in width in existing facilities and shall insure adequate egress for residents requiring wheelchairs, including ramps where necessary.(2) The first floor of a family home shall have not less than 2 separate and independent means of egress leading to the outside.(3) In new or remodeled family homes, corridors shall lead directly to the outside or to required stairways having egress directly outside at grade level.(4) Occupied room and exterior door hardware shall be positive latching and nonlocking against egress.(5) New and existing family homes accommodating residents who regularly require wheelchairs shall be equipped with ramps located at primary and secondary means of egress. A ramp shall not exceed 1 foot of rise in 12 feet of run.Mich. Admin. Code R. 400.2243