2022 California Standards for Accessible Design Guide (effective January 1, 2023)
907.5.2.3 Visible alarms.
Visible alarm notification appliances shall be provided in accordance with Sections 907.5.2.3.1 through 907.5.2.3.4.
Exceptions:
- In other than Group I-2 and I-2.1, visible alarm notification appliances are not required in alterations, except where an existing fire alarm system is upgraded or replaced, or a new fire alarm system is installed.
- Visible alarm notification appliances shall not be required in enclosed exit stairways, enclosed exit ramps, exterior exit stairs and exterior exit ramps.
- Visible alarm notification appliances shall not be required in elevator cars.
907.5.2.3.1 Public use areas and common use areas.
Visible alarm notification appliances shall be provided in public use areas and common use area, including but not limited to:
- Band rooms
- Classrooms
- Corridors
- Gymnasiums
- Lobbies
- Meeting rooms
- Multipurpose rooms
- Music practice rooms
- Occupational shops
- Occupied rooms where ambient noise impairs hearing of the fire alarm
- Sanitary facilities including restrooms, bathrooms and shower rooms.
Exception: Where employee work areas have audible alarm coverage, the notification appliance circuits serving the employee work areas shall be initially designed with not less than 20-percent spare capacity to account for the potential of adding visible notification appliances in the future to accommodate hearing-impaired employee(s).
907.5.2.3.2 Groups R-1 and R-2.1.
Habitable spaces in dwelling units and sleeping units in Group R-1 and R-2.1 occupancies in accordance with Table 907.5.2.3.2 shall be provided with visible alarm notification. Visible alarms shall be activated by the in-room smoke alarm and the building fire alarm system.
[F] TABLE 907.5.2.3.2 VISIBLE ALARMS
NUMBER OF SLEEP UNITS |
SLEEPING ACCOMMODATIONS WITH VISIBLE ALARMS |
---|---|
6 to 25 |
2 |
26 to 50 |
4 |
51 to 75 |
7 |
76 to 100 |
9 |
101 to 150 |
12 |
151 to 200 |
14 |
201 to 300 |
17 |
301 to 400 |
20 |
401 to 500 |
22 |
501 to 1,000 |
5% of total |
1,001 and over |
50 plus 3 for each 100 over 1,000 |
[SFM] [DSA-AC] Also see Chapter 11B, Section 11B-224.4 and Table 11B-224.4.
907.5.2.3.3 Group R-2.
In Group R-2 occupancies required by Section 907 to have a fire alarm system, each story that contains dwelling units and sleeping units shall be provided with the capability to support visible alarm notification appliances in accordance with NFPA 72. Such capability shall accommodate wired or wireless equipment. The future capability shall include one of the following:
- The interconnection of the building fire alarm system with the unit smoke alarms.
- The replacement of audible appliances with combination audible/visible appliances.
- The future extension of the existing wiring from the unit smoke alarm locations to required locations for visible appliances.
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