907.2.26 Fixed Guideway and Passenger Rail Transits Systems Fire Alarm and Communication Systems
Every fixed guideway transit station shall be provided with an approved emergency voice/alarm communication system in accordance with NFPA 72. The emergency voice/alarm communication system shall be designed and installed so that damage to any one speaker will not render any paging zone of the system inoperative.
Exception: Open stations.
Each station fire alarm system shall consist of:
- Fire alarm control unit at a location as permitted by the enforcing agency.
- An alarm annunciator(s). The annunciator(s) shall be located at a point acceptable to the enforcing agency. The annunciator(s) shall indicate the type of device and general location of alarm. All alarm, supervisory and trouble signals shall be transmitted to the local annunciator(s) and the operations control center.
- Automatic control of exiting components.