Mercantile Group M

Mercantile Group M


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.
907.2.7 Group M. A manual fire alarm system that
activates the occupant notification system in accordance
with Section 907.5 shall be installed in Group M occupancies
where one of the following conditions exists:

1. The combined Group M occupant load of all floors
is 500 or more persons.

2. The Group M occupant load is more than 100 persons
above or below the lowest level of exit discharge.

Exceptions:
1. A manual fire alarm system is not required in
covered or open mall buildings complying with
Section 402.

2. 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 automatically activate
throughout the notification zones upon sprinkler
waterflow.

2016 CBC 907.2.7

Occupant notification
During business hours alarm signal shall be activated at a constantly attended location from which evacuation instructions shall be initiated over an emergency voice/ alarm communication system.
907.2.7.1 Occupant notification. During times that
the building is occupied, the initiation of a signal from
a manual fire alarm box or from a waterflow switch
shall not be required to activate the alarm notification
appliances when an alarm signal is activated at a constantly
attended location from which evacuation
instructions shall be initiated over an emergency voice/
alarm communication system installed in accordance
with Section 907.5.2.2.

2016 CBC 907.2.7.1
2016 CBC 907.2.7.1


Covered and open mall buildings emergency voice/alarm communication system
Voice/ alarm communication system required for mall buildings with total floor area of 50,000 square feet or more.
907.2.20 Covered and open mall buildings. Where
the total floor area exceeds 50,000 square feet (4645 m2)
within either a covered mall building or within the perimeter
line of an open mall building, an emergency voice/
alarm communication system shall be provided. Emergency
voice/alarm communication systems serving a mall,
required or otherwise, shall be accessible to the fire
department. The system shall be provided in accordance
with Section 907.5.2.2.

2016 CBC 907.2.20
2016 CBC 907.2.20


Additional requirements as applicable
 
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