Subpart 1.
IBC Table 1006.
IBC Table 1006.2.1 is amended to read as follows:
TABLE 1006.2.1 SPACES WITH ONE EXIT OR EXIT ACCESS
DOORWAY
| Occupancy |
Maximum Occupant Load of Space |
Maximum Common Path of Egress Travel Distance
(feet) |
| Without Sprinkler System (feet) |
With Sprinkler System (feet) |
| Occupant Load |
| OL <= 30 |
OL > 30 |
| Ac, E, M |
49 |
75 |
75 |
75a
|
| B |
49 |
100 |
75 |
100a
|
| F |
49 |
75 |
75 |
100a
|
| H-1, H-2, H-3 |
3 |
NP |
NP |
25b
|
| H-4, H-5 |
10 |
NP |
NP |
75b
|
| I-1, I-2d
|
10 |
NP |
NP |
75a
|
| I-3 |
10 |
NP |
NP |
100a
|
| I-4 |
10 |
75 |
75 |
75a
|
| R-1 |
10 |
75 |
75 |
75a
|
| R-2 |
20 |
75 |
75 |
125a
|
| R-3 |
20 |
75 |
75 |
125a,f
|
| R-4 |
20 |
75 |
75 |
125a,f
|
| Se
|
29 |
100 |
75 |
100a
|
| U |
49 |
100 |
75 |
75a
|
NP = Not Permitted
a Buildings equipped throughout with
an automatic sprinkler system in accordance with Section 903.3.1.1 or
903.3.1.2. See Section 903 for occupancies where automatic sprinkler systems
are permitted in accordance with Section 903.3.1.2.
b Group H occupancies equipped
throughout with an automatic sprinkler system in accordance with Section
903.2.5.
c For a room or space used for
assembly purposes having fixed seating, see Section 1029.8.
d For the travel distance
limitations in Group I-2, see Section 407.4.
e The common path of egress travel
distance in a Group S-2 open parking garage shall not be more than 100
feet.
f For the travel distance
limitations in Groups R-3 and R-4 equipped throughout with an automatic
sprinkler system in accordance with Section 903.3.1.3, see Section
1006.2.2.6.
Subp. 2.
IBC section 1006.2.2.1.
IBC section 1006.2.2.1 is amended to read as follows:
1006.2.2.1
Boiler, incinerator, and
furnace rooms. Two exit access doorways are required in boiler,
incinerator, and furnace rooms where the area is over 500 square feet (46
m2) and any fuel-fired equipment exceeds 400,000
British thermal units (Btu) (422,000 kJ) input capacity. Where two exit access
doorways are required, one is permitted to be a fixed ladder or an alternating
tread device. Exit access doorways shall be separated by a horizontal distance
not less than one-half the length of the maximum overall diagonal dimension of
the room. The exit access path of travel shall not converge to a separation
distance less than one-third the length of the maximum overall diagonal
dimension of the room.
Subp.
3.
IBC section 1006.2.2.4.
IBC section 1006.2.2.4 is amended to read as follows:
1006.2.2.4
Group E and I-4 means of
egress. Group E and I-4 facilities, rooms, or spaces where care is
provided for more than ten children that are 2-1/2 years of age or less, shall
have access to not less than two exits or exit access doorways.
Subp. 4.
IBC section
1006.2.2.7.
IBC section 1006.2.2 is amended by adding a subsection to read
as follows:
1006.2.2.7
Educational occupancy laboratories and prep areas. Laboratories
and prep areas containing hazardous materials shall be provided with not less
than two means of egress when located in an E occupancy and the space is
greater than 500 square feet.
Subp.
5.
IBC section 1006.3.3.
IBC section 1006.3.3 is amended to read as follows:
1006.3.3
Single exits. A single
exit or access to a single exit shall be permitted from any story or occupied
roof where one of the following conditions exists:
1. The occupant load, number of dwelling
units or sleeping units, and common path of egress travel distance do not
exceed the values in Table 1006.3.3(1) or 1006.3.3(2).
2. Rooms, areas, and spaces complying with
Section 1006.2.1 with exits that discharge directly to the exterior at the
level of exit discharge are permitted to have one exit or access to a single
exit.
3. Parking garages where the
vehicles are mechanically parked shall be permitted to have one exit or access
to a single exit.
4. Group R-3 and
R-4 occupancies shall be permitted to have one exit or access to a single
exit.
5. Individual single-story or
multi-story dwelling units and sleeping units shall be permitted to have a
single exit or access to a single exit from each dwelling unit or sleeping
unit, provided that both of the following criteria are met:
5.1. Each dwelling unit and
sleeping unit complies with Section 1006.2.1 as a space with one means of
egress.
5.2. Each sleeping unit and
dwelling unit either:
(a) has an exit that
discharges directly to the exterior at the level of exit discharge;
or
(b) has an exit access outside
the entrance door that provides access to at least two approved independent
exits.
(Subsection 1006.3.3.1 remains unchanged.)
