Page 178 - 2018_IFC

FIRE PROTECTION AND LIFE SAFETY SYSTEMS

914.4.1 Automatic sprinkler system. An approved auto- exclusively for storage of tables and chairs, pro-
matic sprinkler system shall be installed throughout the vided that the concealed space is separated from
entire building. the adjacent spaces by Type X gypsum board not
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Exceptions: less than / inch (15.9 mm) in thickness.
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2. Sprinklers are not required for stages 1,000 square
1. That area of a building adjacent to or above the 2
atrium need not be sprinklered, provided that por- feet (93 m ) or less in area and 50 feet (15 240
tion of the building is separated from the atrium mm) or less in height where curtains, scenery or
portion by not less than a 2-hour fire barrier con- other combustible hangings are not retractable
structed in accordance with Section 707 of the vertically. Combustible hangings shall be limited
International Building Code or horizontal assem- to a single main curtain, borders, legs and a single
blies constructed in accordance with Section 711 backdrop.
of the International Building Code, or both. 3. Sprinklers are not required within portable
orchestra enclosures on stages.
2. Where the ceiling of the atrium is more than 55
feet (16 764 mm) above the floor, sprinkler pro- 914.6.2 Standpipe system. Standpipe systems shall be
tection at the ceiling of the atrium is not required. provided in accordance with Section 905.
914.4.2 Fire alarm system. A fire alarm system shall be 914.7 Special amusement buildings. Special amusement
provided where required by Section 907.2.13. buildings shall comply with Sections 914.7.1 and 914.7.2.
914.5 Underground buildings. Underground buildings shall 914.7.1 Automatic sprinkler system. Special amusement
comply with Sections 914.5.1 through 914.5.5. buildings shall be equipped throughout with an automatic
sprinkler system in accordance with Section 903.3.1.1.
914.5.1 Automatic sprinkler system. The highest level of Where the special amusement building is temporary, the
exit discharge serving the underground portions of the sprinkler water supply shall be of an approved temporary
building and all levels below shall be equipped with an means.
automatic sprinkler system installed in accordance with
Section 903.3.1.1. Water-flow switches and control valves Exception: Automatic sprinklers are not required
shall be supervised in accordance with Section 903.4. where the total floor area of a temporary special amuse-
2
ment building is less than 1,000 square feet (93 m ) and
914.5.2 Smoke control system. A smoke control system the exit access travel distance from any point to an exit
is required to control the migration of products of combus- is less than 50 feet (15 240 mm).
tion in accordance with Section 909 and provisions of this
section. Smoke control shall restrict movement of smoke 914.7.2 Automatic smoke detection. Special amusement
to the general area of fire origin and maintain means of buildings shall be equipped with an automatic smoke
egress in a usable condition. detection system in accordance with Section 907.2.11.
914.8 Aircraft-related occupancies. Aircraft-related occu-
914.5.3 Compartment smoke control system. Where
compartmentation is required by Section 405.4 of the pancies shall comply with Sections 914.8.1 through 914.8.6.
International Building Code, each compartment shall have 914.8.1 Automatic smoke detection systems. Airport
an independent smoke control system. The system shall be traffic control towers shall be provided with an automatic
automatically activated and capable of manual operation smoke detection system installed in accordance with Sec-
in accordance with Section 907.2.17. tion 907.2.21.
914.5.4 Fire alarm system. A fire alarm system shall be 914.8.2 Automatic sprinkler system for new airport
provided where required by Sections 907.2.17 and traffic control towers. Where an occupied floor is located
907.2.18. more than 35 feet (10 668 mm) above the lowest level of
fire department vehicle access, new airport traffic control
914.5.5 Standpipe system. The underground building towers shall be equipped with an automatic sprinkler sys-
shall be provided throughout with a standpipe system in tem in accordance with Section 903.3.1.1.
accordance with Section 905.
914.8.3 Fire suppression for aircraft hangars. Aircraft
914.6 Stages. Stages shall comply with Sections 914.6.1 and hangars shall be provided with a fire suppression system
914.6.2.
designed in accordance with NFPA 409, based on the clas-
914.6.1 Automatic sprinkler system. Stages shall be sification for the hangar given in Table 914.8.3.
equipped with an automatic sprinkler system in accor- Exception: Where a fixed base operator has separate
dance with Section 903.3.1.1. Sprinklers shall be installed repair facilities on site, Group II hangars operated by a
under the roof and gridiron and under all catwalks and gal- fixed base operator used for storage of transient aircraft
leries over the stage. Sprinklers shall be installed in dress- only shall have a fire suppression system, but the sys-
ing rooms, performer lounges, shops and storerooms tem shall be exempt from foam requirements.
accessory to such stages.
914.8.3.1 Hazardous operations. Any Group III air-
Exceptions:
craft hangar in accordance with Table 914.8.3 that con-
1. Sprinklers are not required under stage areas less tains hazardous operations including, but not limited to,
than 4 feet (1219 mm) in clear height utilized the following shall be provided with a Group I or II fire

2018 INTERNATIONAL FIRE CODE ® 145
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