(1)
If a fire alarm system is installed, smoke detectors shall be installed in
(a)
each sleeping room and each corridor serving as part of a means of egress from sleeping rooms in portions of a building classified as Group B major occupancy,
(b)
each room in a contained use area and corridors serving those rooms,
(c)
each corridor in portions of a building classified as Group A, Division 1 major occupancy,
(d)
each public corridor in portions of a building classified as Group C major occupancy,
(e)
each exit stair shaft, other than those serving only a Group A, Division 4 major occupancy or an open storage garage,
(f)
the vicinity of draft stops required by Article 3.2.8.6.,
(g)
each elevator machine room, and
(h)
each corridor serving classrooms in elementary and secondary schools. (See Note A-3.2.4.11.(1))
(2)
In a floor area containing a hotel, where a fire alarm system is installed and the floor area is not sprinklered, heat detectors shall be installed in every room in a suite and in every room not located in a suite other than washrooms within a suite, saunas, refrigerated areas and swimming pools.
(3)
Smoke detectors required in sleeping rooms of a care, care and treatment or detention occupancy shall, upon actuation, provide an audible and visible signal to staff serving those rooms so that the room or location containing the smoke detector can be easily identified. (See Note A-3.2.4.11.(3))
(4)
Smoke detectors required in Clause (1)(g) shall, upon actuation, recall the elevators served by the elevator machine room in which the smoke detector is installed.
(5)
Except as permitted in Sentences (6) and (7), smoke detectors installed in buildings required to be equipped with a fire alarm system shall be located near the entrance to walkways described in Articles 3.2.3.19. and 3.2.3.20. or vestibules provided in conformance with Article 3.2.6.3.
(6)
Smoke detectors installed at the entrance to the walkways in conformance with Article 3.1.8.14. shall be deemed to meet the requirements of Sentence (5).
(7)
Smoke detectors required by Sentence (5) may be replaced with fire detectors in Group F occupancies where the smoke detectors may be subjected to false alarms due to the activities within the building.