// CODE SNIPPET
907.2.12.2.2 Selective One-Way Communication System
Related Code Sections
907.2.12.2.2 Fire Protection and Life Safety Systems, Selective One-Way Communication System
A selective (multiple-channel) one-way > communication system shall be provided to operate between a fire command center complying with Section ...
2019 Chicago Building Code > 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 > 907.2.12.2 Voice Communication Systems > 907.2.12.2.2 Selective One-Way Communication System
14X-5-504.7.1 Fire Safety Requirements, One-Way Voice Communication System
A selective one-way voice communication system must allow communication from the fire command center to the following areas: Elevators. Elevator ...
2019 Chicago Minimum Requirements for Existing Buildings > 14X-5 Fire Safety Requirements > 14X-5-504 Fire Protection and Life Safety Systems > 14X-5-504.7 Voice Communication Systems > 14X-5-504.7.1 One-Way Voice Communication System
1009.8 Means of Egress, Two-Way Communication
of elevators on each accessible floor that is one or more stories above or below the level of exit discharge . Exceptions: Two-way communication systems ...
2019 Chicago Building Code > 10 Means of Egress > 1009 Accessible Means of Egress > 1009.8 Two-Way Communication
800.110 Communications Systems, Raceways and Cable Routing Assemblies for Communications Wires and Cables
Communications wires and cables shall be permitted to be installed in any raceway that complies with either (A)(1) or (A)(2) and in cable routing ...
National Electrical Code 2017 of Chicago > 8 Communications Systems > 800 Communications Circuits > 800.110 Raceways and Cable Routing Assemblies for Communications Wires and Cables