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// CODE SNIPPET

[F] 907.4.3 Automatic Smoke Detection

Building Code 2018 of Illinois > 9 Fire Protection and Life Safety Systems > 907 Fire Alarm and Detection Systems > 907.4 Initiating Devices > 907.4.3 Automatic Smoke Detection
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Where an automatic smoke detection system is required it shall utilize smoke detectors unless ambient conditions prohibit such an installation. In spaces where smoke detectors cannot be utilized due to ambient conditions, approved automatic heat detectors shall be permitted.

[F] 907.4.3.1 Automatic Sprinkler System

For conditions other than specific fire safety functions noted in Section 907.3, in areas where ambient conditions prohibit the installation of smoke detectors, an automatic sprinkler system installed in such areas in accordance with Section 903.3.1.1 or 903.3.1.2 and that is connected to the fire alarm system shall be approved as automatic heat detection.

Related Code Sections


411.3 Special Detailed Requirements Based on Occupancy and Use, Automatic Smoke Detection
Buildings containing special amusement areas shall be equipped with an automatic smoke detection system in accordance with Section 907.2.12 ...
Building Code 2021 of Illinois > 4 Special Detailed Requirements Based on Occupancy and Use > 411 Special Amusement Areas > 411.3 Automatic Smoke Detection
907.2.12.1 Fire Protection and Life Safety Systems, Automatic Smoke Detection
Automatic smoke detection in high-rise buildings shall be in accordance with Sections 907.2.12.1.1 and 907.2.12.1.2 ...
Building Code 2018 of Illinois > 9 Fire Protection and Life Safety Systems > 907 Fire Alarm and Detection Systems > 907.2 Where Required—New Buildings and Structures > 907.2.12 High-Rise Buildings > 907.2.12.1 Automatic Smoke Detection
907.2.13.1 Fire Protection and Life Safety Systems, Automatic Smoke Detection
Automatic smoke detection in high-rise buildings shall be in accordance with Sections 907.2.13.1.1 and 907.2.13.1.2 ...
Building Code 2021 of Illinois > 9 Fire Protection and Life Safety Systems > 907 Fire Alarm and Detection Systems > 907.2 Where Required—New Buildings and Structures > 907.2.13 High-Rise Buildings > 907.2.13.1 Automatic Smoke Detection
412.2.3.1 Special Detailed Requirements Based on Occupancy and Use, Automatic Smoke Detection Systems
Airport traffic control towers shall be provided with an automatic smoke detection system installed in accordance with Section 907.2.22 ...
Building Code 2021 of Illinois > 4 Special Detailed Requirements Based on Occupancy and Use > 412 Aircraft-Related Occupancies > 412.2 Airport Traffic Control Towers > 412.2.3 Emergency Systems > 412.2.3.1 Automatic Smoke Detection Systems
412.2.3.1 Special Detailed Requirements Based on Occupancy and Use, Automatic Smoke Detection Systems
Airport traffic control towers shall be provided with an automatic smoke detection system installed in accordance with Section 907.2.21 ...
Building Code 2018 of Illinois > 4 Special Detailed Requirements Based on Occupancy and Use > 412 Aircraft-Related Occupancies > 412.2 Airport Traffic Control Towers > 412.2.3 Emergency Systems > 412.2.3.1 Automatic Smoke Detection Systems
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