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Title: Section 1104  •  Size: 10110

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SECTION 1104 - EGRESS AND AREAS OF REFUGE

1104.1 Means of Egress.

1104.1.1 General. All required accessible spaces shall be provided with not less than one accessible means of egress. When more than one exit is required from any accessible space, each accessible portion of the space shall be served by not less than two accessible means of egress. The maximum travel distance from any accessible space to an area of refuge shall not exceed the travel distance set forth in Chapter 10.

Each accessible means of egress shall be continuous from each required accessible occupied area to a public way and shall include accessible routes, ramps, exit stairs, elevators, horizontal exits or smoke barriers.

1104.1.2 Stairways. When an exit stairway is part of an accessible means of egress, the stairway shall have a clear width of not less than 48 inches (1219 mm) between handrails. The stairway shall either incorporate an area of refuge within an enlarged story-level landing or shall be accessed from an area of refuge complying with Section 1104.2 or a horizontal exit.

EXCEPTIONS: 1. Exit stairways serving a single dwelling unit or guest room.

2. Exit stairways serving buildings protected throughout by an approved automatic sprinkler system.

3. The clear width of 48 inches (1219 mm) between handrails is not required for exit stairways accessed from a horizontal exit.

4. Areas of refuge are not required in open parking garages.

1104.1.3 Elevators. When an accessible floor is four or more stories above or below the level of exit discharge serving that floor, at least one elevator shall serve as one required accessible means of egress.

EXCEPTION: In fully sprinklered buildings, the elevator need not be provided to floors provided with a horizontal exit and located at or above the level of exit discharge.

When an elevator is part of an accessible means of egress, standby power shall be provided. The elevator shall be accessed from either an area of refuge complying with Section 1104.2 or a horizontal exit.

EXCEPTIONS: 1. Elevators are not required to be accessed by an area of refuge or a horizontal exit in buildings protected throughout by an approved automatic sprinkler system.

2. Areas of refuge are not required in open parking garages.

1104.1.4 Platform lifts. Platform (wheelchair) lifts shall not serve as part of an accessible means of egress.

EXCEPTION: Within a dwelling unit.

1104.2 Areas of Refuge.

1104.2.1 Access. Required areas of refuge shall be accessible from the space it serves by an accessible means of egress. Required areas of refuge shall have direct access to a stairway or an elevator complying with Section 1104.1.

1104.2.2 Pressurization. When an elevator lobby is used as an area of refuge, the elevator shaft and lobby shall be pressurized in accordance with the requirements of Section 905.

EXCEPTION: When elevators are in an area of refuge formed by a horizontal exit or smoke barrier.

1104.2.3 Size. Each area of refuge shall be sized to accommodate one wheelchair space not less than 30 inches by 48 inches (762 mm by 1219 mm) for each 200 occupants, or portion thereof, based on the occupant load of the area of refuge and areas served by the area of refuge.

Wheelchair spaces shall not reduce the required exit width. Access to required wheelchair spaces in an area of refuge shall not be obstructed by more than one adjoining wheelchair space.

1104.2.4 Construction. Each area of refuge shall be separated from the remainder of the story by a smoke barrier having at least a one-hour fire-resistance rating. Smoke barriers shall extend to the roof or floor deck above. Doors in the smoke barrier shall be tight-fitting smoke- and draft-control assemblies having a fire-protection rating of not less than 20 minutes. Doors shall be self-closing or automatic closing by smoke detection. An approved damper designed to resist the passage of smoke shall be provided at each point a duct penetrates the smoke barrier.

EXCEPTION: Areas of refuge located within a stairway enclosure.

1104.2.5 Two-way communication. Areas of refuge shall be provided with a two-way communication system between the area of refuge and a central control point. If the central control point is not constantly attended, the area of refuge shall also have controlled access to a public telephone system. Location of the central control point shall be approved by the fire department.

EXCEPTION: Buildings four stories or less in height.

1104.2.6 Instructions. In areas of refuge that have a two-way emergency communication system, instructions on the use of the area under emergency conditions shall be posted adjoining the communications system. The instructions shall include:

1. Directions to find other exits;

2. Advice that persons able to use the exit stairway do so as soon as possible, unless they are assisting others;

3. Information on planned availability of assistance in the use of stairs or supervised operation of elevators and how to summon such assistance; and

4. Directions for use of the emergency communications system.

1104.2.7 Identification. Each area of refuge shall be identified by a sign stating AREA OF REFUGE and the international symbol of accessibility. The sign shall be located at each door providing access to the area of refuge. The sign shall be illuminated as required for exit signs when exit sign illumination is required. Tactile signage shall be located at each door to an area of refuge.

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