Minnesota Administrative Rules
Agency 171 - Public Safety Department
Chapter 7511 - FIRE CODE
Part 7511.1029 - SECTION 1029, EMERGENCY ESCAPE AND RESCUE
Universal Citation: MN Rules 7511.1029
Current through Register Vol. 48, No. 39, March 25, 2024
Subpart 1. IFC section 1029.1.
IFC section 1029.1 is amended to read as follows:
1029.1
General. In addition to
the means of egress required by this chapter, provisions shall be made for
emergency escape and rescue openings in Group R occupancies. Basements and
sleeping rooms below the fourth story above grade plane shall have at least one
exterior emergency escape and rescue opening in accordance with this section.
Where basements contain one 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. Such opening shall open directly into a public
way, public alley, or to a yard or court that opens to a public way.
Exceptions:
1. In other than Group R-2 occupancies in
accordance with Table 1021.2(1), Stories with One Exit or Access to One Exit
for R-2 Occupancies, and Table 1021.2(2), Stories with One Exit or Access to
One Exit for Other Occupancies, and 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.l 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 two remote exits in opposite
directions.
3. The emergency escape
and rescue opening is permitted to open onto a balcony within an atrium in
accordance with the requirements of IBC 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. High-rise buildings in accordance with IBC
Section 403.
5. 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 way, or
to a yard, court, or exterior exit balcony that opens to a public
way.
6. Basements without habitable
spaces and having no more than 200 square feet (18.6
m2) in area shall not be required to have emergency
escape windows.
7. Basements or
basement bedrooms in Group R-3 occupancies when the building is protected by an
automatic sprinkler system installed in accordance with section
903.3.
8. Basements in Group R-3
occupancies used only to house mechanical equipment and not exceeding total
floor area of 200 square feet (18.58 m2).
9. Basements or basement bedrooms in Group
R-3 occupancies that comply with all of the following conditions:
a. constructed prior to August 1,
2008;
b. undergoing an alteration
or repair;
c. the entire basement
area, when all portions of the means of egress to the level of exit discharge,
and all areas on the level of exit discharge that are open to the means of
egress, is protected with an automatic sprinkler system in accordance with
section 903.3.
Subp. 2. IFC section 1029.4.
IFC section 1029.4 is amended to read as follows:
1029.4
Operational constraints.
Emergency escape and rescue openings shall be operational from the inside of
the room without the use of keys or tools. Bars, grilles, grates, or similar
devices are permitted to be placed over emergency escape and rescue openings
provided the minimum net clear opening size complies with section 1029.2 and
such devices shall be releasable or removable from the inside without the use
of a key, tool, or force greater than that which is required for normal
operation of the escape and rescue opening. Where such bars, grilles, grates,
or similar devices are installed in existing buildings, smoke alarms shall be
installed in accordance with section 907.2.11 regardless of the valuation of
the alteration.
Exception: Window opening control devices approved and installed in accordance with ASTM F 2090 that do not require the use of keys or tools to operate.
Subp. 3. IFC section 1029.6.
IFC section 1029 is amended by adding the following subsection to read as follows:
1029.6
Replacement windows. Replacement windows installed in buildings
regulated by the International Building Code shall be exempt from the minimum
size and maximum sill height requirements of Sections 1029.2, 1029.2.1, and
1029.3, if the replacement window is the manufacturers largest standard size
window that will fit within the existing frame or existing rough opening. The
replacement window shall be the same operating style as the existing window or
a style that provides for an equal or greater window opening area than the
existing window.
1029.6.1
Licensed
facilities. Windows in rooms used for foster care or day care licensed
or registered by the state of Minnesota shall comply with the provisions of
Section 1029.6 or all of the following conditions, whichever is more
restrictive:
(a) Minimum of 20 inches in
clear opening width
(b) Minimum of
20 inches in clear opening height
(c) Minimum of 648 square inches (4.5 square
feet) clear opening
(d) Maximum of
48 inches from the floor to the sill height.
Statutory Authority: MS s 326B.02
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