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1103.1 Required Construction
Existing buildings shall comply with not less than the minimum provisions specified in Table 1103.1 and as further enumerated in Sections 1103.2 through 1103.10.
The provisions of this chapter shall not be construed to allow the elimination of fire protection systems or a reduction in the level of fire safety provided in buildings constructed in accordance with previously adopted codes.
Exceptions:
  1. Where a change in fire-resistance rating has been approved in accordance with Section 501.2 or 802.6 of the International Existing Building Code.
  2. Group U occupancies.
TABLE 1103.1
OCCUPANCY AND USE REQUIREMENTSa
SECTION USE OCCUPANCY CLASSIFICATION
High-rise Atrium or covered mall Under-ground building Tire storage A B E F H-1 H-2 H-3 H-4 H-5 I-1 I-2 I-3 I-4 M R-1 R-2 R-3 R-4 S
1103.2 R R R R R R R R R R R R R R R R R R R R
1103.3 R R R R R R R R R R R R R R R R R R R
1103.4.1 R R R R
1103.4.2 R R R R R R R R R R R R R R R R R
1103.4.3 R R R R R R R R R R R R R R R R R
1103.4.4 R
1103.4.5 R R
1103.4.6 R R R R R R R R R R R R R R R R R
1103.4.7 R R R R R R R R R R R R R R R R R
1103.4.8 R R R R R R R R R R R R R R R R R R R
1103.4.9 R R
1103.4.10 R R R R R R R R R R R R R R R R R R R
1103.5.1 Rc
1103.5.2 R
1103.5.3 Rb
1103.5.5 R R R R R R R R R R R R R R R R R R R
1103.6.1 R R R R R R R R R R R R R R R R R R R
1103.6.2 R R R R R R R R R R R R R R R R R R R
1103.7.1 R
1103.7.2 R
1103.7.3 R
1103.7.4 R
1103.7.5 R
1103.7.6 R
1103.8 R R R R R
1103.9 R R R R R R R R
1103.10 R R
1104 R R R R R R R R R R R R R R R R R R R R R R
1105 R
1106 R
R = The building is required to comply.
  1. Existing buildings shall comply with the sections identified as "Required" (R) based on occupancy classification or use, or both, whichever is applicable.
  2. Only applies to Group I-2, Condition 2 occupancies as established by the adopting ordinance or legislation of the jurisdiction.
  3. Only applies to Group A-2 occupancies where alcoholic beverages are consumed.
1103.1.1 Historic Buildings
Facilities designated as historic buildings shall develop a fire protection plan in accordance with NFPA 914. The fire protection plans shall comply with the maintenance and availability provisions in Sections 404.3 and 404.4.
1103.2 Emergency Responder Communication Coverage in Existing Buildings
Existing buildings other than Group R-3, that do not have approved in-building, two-way emergency response communication coverage for emergency responders in the building based on existing coverage levels of the public safety communication systems, shall be equipped with such coverage according to one of the following:
  1. Where an existing wired communication system cannot be repaired or is being replaced, or where not approved in accordance with Section 510.1, Exception 1.
  2. Within a time frame established by the adopting authority.
Exception: Where it is determined by the fire code official that the in-building, two-way emergency responder communication coverage system is not needed.
1103.3 Existing Elevators
In other than Group R-3, existing elevators, escalators and moving walks shall comply with the requirements of Sections 1103.3.1 and 1103.3.2.
1103.3.1 Elevators, Escalators and Moving Walks
Existing elevators, escalators and moving walks in Group I-2, Condition 2 occupancies and serving ambulatory care facilities shall comply with ASME A17.3.
1103.3.2 Elevator Emergency Operation
Existing elevators with a travel distance of 25 feet (7620 mm) or more above or below the main floor or other level of a building and intended to serve the needs of emergency personnel for fire-fighting or rescue purposes shall be provided with emergency operation in accordance with ASME A17.3.
Exceptions:
  1. Buildings without occupied floors located more than 55 feet (16 764 mm) above or 25 feet (7620 mm) below the lowest level of fire department vehicle access where protected at the elevator shaft openings with additional fire doors in accordance with Section 716 of the International Building Code and where all of the following conditions are met:
    1. The doors shall be provided with vision panels of approved fire-protection-rated glazing so located as to furnish clear vision of the approach to the elevator. Such glazing shall not exceed 100 square inches (0.065 m2) in area.
    2. The doors shall be held open but be automatic-closing by activation of a fire alarm initiating device installed in accordance with the requirements of NFPA 72 as for Phase I Emergency Recall Operation, and shall be located at each floor served by the elevator; in the associated elevator machine room, control space, or control room; and in the elevator hoistway, where sprinklers are located in those hoistways.
    3. The doors, when closed, shall have signs visible from the approach area stating: "WHEN THESE DOORS ARE CLOSED OR IN FIRE EMERGENCY, DO NOT USE ELEVATOR. USE EXIT STAIRWAYS."
  2. Buildings without occupied floors located more than 55 feet (16 764 mm) above or 25 feet (7620 mm) below the lowest level of fire department vehicle access where provided with automatic sprinkler systems installed in accordance with Section 903.3.1.1 or 903.3.1.2.
  3. Freight elevators in buildings provided with both automatic sprinkler systems installed in accordance with Section 903.3.1.1 or 903.3.1.2 and not less than one ASME 17.3-compliant elevator serving the same floors.
Elimination of previously installed Phase I emergency recall or Phase II emergency in-car systems shall not be permitted.
1103.4 Vertical Openings
Interior vertical openings, including but not limited to stairways, elevator hoistways, service and utility shafts, that connect two or more stories of a building shall be enclosed or protected as specified in Sections 1103.4.1 through 1103.4.10.
1103.4.1 Group I-2 and I-3 Occupancies
In Group I-2 and I-3 occupancies, interior vertical openings connecting two or more stories shall be protected with 1-hour fire-resistance-rated construction.
Exceptions:
  1. In Group I-2, unenclosed vertical openings not exceeding two connected stories and not concealed within the building construction shall be permitted as follows:
    1. The unenclosed vertical openings shall be separated from other unenclosed vertical openings serving other floors by a smoke barrier.
    2. The unenclosed vertical openings shall be separated from corridors by smoke partitions.
    3. The unenclosed vertical openings shall be separated from other fire or smoke compartments on the same floors by a smoke barrier.
    4. On other than the lowest level, the unenclosed vertical openings shall not serve as a required means of egress.
  2. In Group I-2, atriums connecting three or more stories shall not require 1-hour fire-resistance-rated construction where the building is equipped throughout with an automatic sprinkler system installed in accordance with Section 903.3, and all of the following conditions are met:
    1. For other than existing approved atriums with a smoke control system, where the atrium was constructed and is maintained in accordance with the code in effect at the time the atrium was created, the atrium shall have a smoke control system that is in compliance with Section 909.
    2. Glass walls forming a smoke partition or a glass-block wall assembly shall be permitted where in compliance with Condition 2.2.1 or 2.2.2.
      1. Glass walls forming a smoke partition shall be permitted where all of the following conditions are met:
        1. Automatic sprinklers are provided along both sides of the separation wall and doors, or on the room side only if there is not a walkway or occupied space on the atrium side.
        2. The sprinklers shall be not more than 12 inches (305 mm) away from the face of the glass and at intervals along the glass of not greater than 72 inches (1829 mm).
        3. Windows in the glass wall shall be nonoperating type.
        4. The glass wall and windows shall be installed in a gasketed frame in a manner that the framing system deflects without breaking (loading) the glass before the sprinkler system operates.
        5. The sprinkler system shall be designed so that the entire surface of the glass is wet upon activation of the sprinkler system without obstruction.
      2. A fire barrier is not required where a glass-block wall assembly complying with Section 2110 of the International Building Code and having a 3/4-hour fire protection rating is provided.
    3. Where doors are provided in the glass wall, they shall be either self-closing or automatic-closing and shall be constructed to resist the passage of smoke.
  3. In Group I-3 occupancies, exit stairways or ramps and exit access stairways or ramps constructed in accordance with Section 408 of the International Building Code.
1103.4.2 Three to Five Stories
In other than Group I-2 and I-3 occupancies, interior vertical openings connecting three to five stories shall be protected by either 1-hour fire-resistance-rated construction or an automatic sprinkler system shall be installed throughout the building in accordance with Section 903.3.1.1 or 903.3.1.2.
Exceptions:
  1. Vertical opening protection is not required for Group R-3 occupancies.
  2. Vertical opening protection is not required for open parking garages.
  3. Vertical opening protection for escalators shall be in accordance with Section 1103.4.5, 1103.4.6 or 1103.4.7.
  4. Exit access stairways and ramps shall be in accordance with Section 1103.4.8.
1103.4.3 More Than Five Stories
In other than Group I-2 and I-3 occupancies, interior vertical openings connecting more than five stories shall be protected by 1-hour fire-resistance-rated construction.
Exceptions:
  1. Vertical opening protection is not required for Group R-3 occupancies.
  2. Vertical opening protection is not required for open parking garages.
  3. Vertical opening protection for escalators shall be in accordance with Section 1103.4.5, 1103.4.6 or 1103.4.7.
  4. Exit access stairways and ramps shall be in accordance with Section 1103.4.8.
1103.4.4 Atriums and Covered Malls
In other than Group I-2 and I-3 occupancies, interior vertical openings in a covered mall building or a building with an atrium shall be protected by either 1-hour fire-resistance-rated construction or an automatic sprinkler system shall be installed throughout the building in accordance with Section 903.3.1.1 or 903.3.1.2.
Exceptions:
  1. Vertical opening protection is not required for Group R-3 occupancies.
  2. Vertical opening protection is not required for open parking garages.
  3. Exit access stairways and ramps shall be in accordance with Section 1103.4.8.
1103.4.5 Escalators in Group B and M Occupancies
In Group B and M occupancies, escalators creating vertical openings connecting any number of stories shall be protected by either 1-hour fire-resistance-rated construction or an automatic sprinkler system in accordance with Section 903.3.1.1 installed throughout the building, with a draft curtain and closely spaced sprinklers around the escalator opening.
1103.4.6 Escalators Connecting Four or Fewer Stories
In other than Group B and M occupancies, escalators creating vertical openings connecting four or fewer stories shall be protected by either 1-hour fire-resistance-rated construction or an automatic sprinkler system in accordance with Section 903.3.1.1 or 903.3.1.2 shall be installed throughout the building, and a draft curtain with closely spaced sprinklers shall be installed around the escalator opening.
1103.4.7 Escalators Connecting More Than Four Stories
In other than Group B and M occupancies, escalators creating vertical openings connecting five or more stories shall be protected by 1-hour fire-resistance-rated construction.
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