Page 198 - 2018_IFC

MEANS OF EGRESS

key-operated locking devices from the egress not contain doorknobs, panic bars or similar
side provided: operating hardware.
2.1. The locking device is readily distinguish- 5. Where a pair of doors serves patient care
able as locked. rooms in Group I-2 occupancies, self-latching
2.2. A readily visible durable sign is posted on edge- or surface-mounted bolts are permitted
the egress side on or adjacent to the door on the inactive leaf provided that the inactive
stating: THIS DOOR TO REMAIN leaf is not needed to meet egress capacity
UNLOCKED WHEN THIS SPACE IS requirements and the inactive leaf shall not
OCCUPIED. The sign shall be in letters 1 contain doorknobs, panic bars or similar oper-
inch (25 mm) high on a contrasting back- ating hardware.
ground. [BE] 1010.1.9.6 Unlatching. The unlatching of any
2.3. The use of the key-operated locking door or leaf shall not require more than one operation.
device is revokable by the fire code offi- Exceptions:
cial for due cause. 1. Places of detention or restraint.
3. Where egress doors are used in pairs, approved 2. Where manually operated bolt locks are per-
automatic flush bolts shall be permitted to be mitted by Section 1010.1.9.5.
used, provided that the door leaf having the auto-
matic flush bolts does not have a doorknob or 3. Doors with automatic flush bolts as permitted
surface-mounted hardware. by Section 1010.1.9.4, Item 3.
4. Doors from individual dwelling units and
4. Doors from individual dwelling or sleeping units sleeping units of Group R occupancies as per-
of Group R occupancies having an occupant load
of 10 or less are permitted to be equipped with a mitted by Section 1010.1.9.4, Item 4.
night latch, dead bolt or security chain, provided [BE] 1010.1.9.6.1 Closet doors. Closet doors that
such devices are openable from the inside with- latch in the closed position shall be openable from
out the use of a key or tool. inside the closet.
5. Fire doors after the minimum elevated tempera- [BE] 1010.1.9.7 Controlled egress doors in Groups
ture has disabled the unlatching mechanism in I-1 and I-2. Electric locking systems, including elec-
accordance with listed fire door test procedures. tro-mechanical locking systems and electromagnetic
locking systems, shall be permitted to be locked in the
6. Doors serving roofs not intended to be occupied means of egress in Group I-1 or I-2 occupancies where
shall be permitted to be locked, preventing entry
to the building from the roof. the clinical needs of persons receiving care require
their containment. Controlled egress doors shall be
[BE] 1010.1.9.5 Bolt locks. Manually operated flush permitted in such occupancies where the building is
bolts or surface bolts are not permitted. equipped throughout with an automatic sprinkler sys-
Exceptions: tem in accordance with Section 903.3.1.1 or an
1. On doors not required for egress in individual approved automatic smoke or heat detection system
dwelling units or sleeping units. installed in accordance with Section 907, provided that
the doors are installed and operate in accordance with
2. Where a pair of doors serves a storage or all of the following:
equipment room, manually operated edge- or
surface-mounted bolts are permitted on the 1. The door locks shall unlock on actuation of the
inactive leaf. automatic sprinkler system or automatic fire
detection system.
3. Where a pair of doors serves an occupant load
of less than 50 persons in a Group B, F or S 2. The door locks shall unlock on loss of power con-
occupancy, manually operated edge- or sur- trolling the lock or lock mechanism.
face-mounted bolts are permitted on the inac- 3. The door locking system shall be installed to
tive leaf. The inactive leaf shall not contain have the capability of being unlocked by a switch
doorknobs, panic bars or similar operating located at the fire command center, a nursing sta-
hardware. tion or other approved location. The switch shall
4. Where a pair of doors serves a Group B, F or S directly break power to the lock.
occupancy, manually operated edge- or sur- 4. A building occupant shall not be required to pass
face-mounted bolts are permitted on the inac- through more than one door equipped with a con-
tive leaf provided that such inactive leaf is not trolled egress locking system before entering an
needed to meet egress capacity requirements exit.
and the building is equipped throughout with 5. The procedures for unlocking the doors shall be
an automatic sprinkler system in accordance described and approved as part of the emergency
with Section 903.3.1.1. The inactive leaf shall
planning and preparedness required by Chapter 4.

2018 INTERNATIONAL FIRE CODE ® 165
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