Business Group B

Business Group B


Occupancy is sprinklered
Automatic fire alarm system: common areas notification appliances activated by sprinkler waterflow switch.
Occupancy is NOT sprinklered
Manual fire alarm system: pull stations at all exits, every level staircase and elevator lobby; common areas notification appliances activated by any pull station.
907.2.2 Group B. A manual fire alarm system shall be
installed in Group B occupancies where one of the following
conditions exists:
1. The combined Group B occupant load of all floors
is 500 or more.
2. The Group B occupant load is more than 100 persons
above or below the lowest level of exit discharge.
3. The fire area contains an ambulatory care facility.
4. Group B occupancies containing educational facilities,
see Section 907.2.2.2.


Exception: Manual fire alarm boxes are not required
where the building is equipped throughout with an
automatic sprinkler system installed in accordance with
Section 903.3.1.1 and the occupant notification appliances
will activate throughout the notification zones
upon sprinkler waterflow.

2016 CBC 907.2.2

Ambulatory care facilities, occupancy is sprinklered
Automatic fire alarm system: common areas notification appliances activated by sprinkler waterflow switch.
Ambulatory care facilities, occupancy is NOT sprinklered
Automatic fire alarm system: common areas notification appliances and smoke detection system. Smoke detectors shall be installed within the ambulatory care facility and in all building public use spaces outside of ambulatory care area. Common areas notification appliances activated by any smoke detector.
907.2.2.1 Ambulatory care facilities. Fire areas
containing ambulatory care facilities shall be provided
with an electronically supervised automatic smoke
detection system installed within the ambulatory care
facility and in public use areas outside of tenant spaces,
including public corridors and elevator lobbies.

Exception: Buildings equipped throughout with an
automatic sprinkler system in accordance with Section
903.3.1.1, provided the occupant notification
appliances will activate throughout the notification
zones upon sprinkler waterflow.

2016 CBC 907.2.2.1
2016 CBC 907.2.2.1


Group B occupancies containing educational facilities
Group B building used for educational purposes shall be provided with a manual or automatic fire alarm system as required for Group E occupancy.
907.2.2.2 Group B Educational facilities. Every
Group B building used for educational purposes shall
be provided with a manual or automatic fire alarm
system. This provision shall apply to, but shall not
necessarily be limited to, every community college
and university.

Exception: Privately owned trade or vocational
schools or any firm or company which provides
educational facilities and instructions for its
employees.

2016 CBC 907.2.2.2
2016 CBC 907.2.2.2


Additional requirements as applicable
 
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