Mich. Admin. Code R. 408.30421 - Emergency escape and rescue
Rule 421.
Sections 1025.1 and 1030.1 of the code are amended and 1016.2.2 is added to read as follows:
1016.2.2. Group E. Egress from classrooms in
group E occupancies shall be limited to pass through 1 intervening space before
reaching an exit access door leading directly to a corridor or an
exit.
1025.1. General. Approved
luminous egress path markings delineating the exit path shall be provided in
buildings with an occupied floor located more than 75 feet (16 764 mm) above
the lowest level of fire department vehicle access of groups A, B, E, I, M, and
R-I occupancies in accordance with sections 1024.1 to 1024.5.
1030.1. General. In addition to the means of
egress required by this chapter, provisions shall be made for emergency escape
and rescue in group R occupancies as applicable in section 101.2. Basements and
sleeping rooms below the fourth story above grade plane shall have at least 1
exterior emergency escape and rescue opening in accordance with this section.
Where basements contain 1 or more sleeping rooms, emergency egress and rescue
openings shall be required in each sleeping room, but shall not be required in
adjoining areas of the basement. The opening shall open directly into a public
street, public alley, yard, or court.
Exceptions:
1.
In other than group R-3 occupancies as applicable in section 101.2, buildings
equipped throughout with an approved automatic sprinkler system in accordance
with section 903.3.1.1 or 903.3.1.2.
2. In other than group R-3 occupancies as
applicable in section 101.2, sleeping rooms provided with a door to a
fire-resistance-rated corridor having access to 2 remote exits in opposite
directions.
3. The emergency escape
and rescue opening may open onto a balcony within an atrium in accordance with
the requirements of section 404, provided the balcony provides access to an
exit and the dwelling unit or sleeping unit has a means of egress that is not
open to the atrium.
4. Basements
with a ceiling height of less than 80 inches (2 032 mm) shall not be required
to have emergency escape and rescue openings.
5. High-rise buildings in accordance with
section 403.
6. Emergency escape
and rescue openings are not required from basements, or sleeping rooms which
have an exit door or exit access door that opens directly into a public street,
public alley, yard, egress court, or to an exterior exit balcony that opens to
a public street, public alley, yard, or egress court.
7. Basements without habitable spaces and
having not more than 200 square feet (18.6 square meters) in floor area shall
not be required to have emergency escape and rescue openings.
Notes
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