Residential Group R-1

Residential Group R-1


Occupancy is sprinklered
Automatic fire alarm system: common areas notification appliances and audible device in each guest room bedroom. Notification appliances activated by sprinkler waterflow switch. At least one manual fire alarm box shall be installed at an approved location.
Occupancy is NOT sprinklered
Manual fire alarm system: pull stations at all exits, every level staircase and elevator lobby; common areas notification appliances and audible device in each guest room bedroom. Notification appliances activated by any pull station.
907.2.8.1 Manual fire alarm system. A manual
fire alarm system that activates the occupant notification
system in accordance with Section 907.5 shall be
installed in Group R-1 occupancies.

Exceptions:
1. A manual fire alarm system is not required in
buildings not more than two stories in height
where all individual sleeping units and contiguous
attic and crawl spaces to those units are
separated from each other and public or common
areas by at least 1-hour fire partitions and
each individual sleeping unit has an exit
directly to a public way, egress court or yard.

2. Manual fire alarm boxes are not required
throughout the building when all of the following
conditions are met:

   2.1. The building is equipped throughout
   with an automatic sprinkler system
   installed in accordance with Section
   903.3.1.1 or 903.3.1.2;

   2.2. The notification appliances will activate
   upon sprinkler waterflow; and

   2.3. At least one manual fire alarm box is
   installed at an approved location.
2016 CBC 907.2.8.1

Automatic smoke detection system
Automatic smoke detection system shall be provided in corridors serving sleeping units.
907.2.8.2 Automatic smoke detection system.
An automatic smoke detection system that activates the
occupant notification system in accordance with Section
907.5 shall be installed throughout all interior corridors
serving sleeping units.

2016 CBC 907.2.8.2
2016 CBC 907.2.8.2


Smoke alarms
Smoke alarms shall be installed in accordance with 2016 CBC 907.2.11
2016 CBC 907.2.11
and as detailed
in 2016 CBC 907.2.11.1
2016 CBC 907.2.11.1
Smoke alarms can be substituted with system smoke detectors
as per 2016 CBC 907.2.11 Exception
2016 CBC 907.2.11 Exception

907.2.8.3 Smoke alarms. Single- and multiple-station
smoke alarms shall be installed in accordance with
Section 907.2.11.

2016 CBC 907.2.8.3
2016 CBC 907.2.8.3
907.2.11 Single- and multiple-station smoke alarms.
Listed single- and multiple-station smoke alarms complying
with UL 217 shall be installed in accordance with Sections
907.2.11.1 through 907.2.11.8 and NFPA 72.

Exception: For Group R occupancies. A fire alarm system
with smoke detectors located in accordance with
this section may be installed in lieu of smoke alarms.
Upon actuation of the detector, only those notification
appliances in the dwelling unit or guest room where the
detector is actuated shall activate.


907.2.11.1 Group R-1. Single- or multiple-station
smoke alarms shall be installed in all of the following
locations in Group R-1:

1. In sleeping areas.

2. In every room in the path of the means of egress
from the sleeping area to the door leading from
the sleeping unit.

3. In each story within the sleeping unit, including
basements. For sleeping units with split levels
and without an intervening door between the
adjacent levels, a smoke alarm installed on the
upper level shall suffice for the adjacent lower
level provided that the lower level is less than one
full story below the upper level.



Visible alarm notification in dwelling or sleeping units
Certain number of sleeping units as per Table 907.5.2.3.2
Table 907.5.2.3.2
shall be provided with visible alarm notification.
907.5.2.3.2 Groups R-1 and R-2.1. Group R-1
and R-2.1 dwelling units or sleeping units in accordance
with Table 907.5.2.3.2 shall be provided with
a visible alarm notification appliance, activated by
both the in-room smoke alarm and the building fire
alarm system.

2016 CBC 907.5.2.3.2
2016 CBC 907.5.2.3.2


Additional requirements as applicable
907.2.11.1 Group R-1. Single- or multiple-station
smoke alarms shall be installed in all of the following
locations in Group R-1:

1. In sleeping areas.

2. In every room in the path of the means of egress
from the sleeping area to the door leading from
the sleeping unit.

3. In each story within the sleeping unit, including
basements. For sleeping units with split levels
and without an intervening door between the
adjacent levels, a smoke alarm installed on the
upper level shall suffice for the adjacent lower
level provided that the lower level is less than one
full story below the upper level.
 
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