3.3.1.4.

(1) Except as otherwise required by this Part or as permitted by Sentence (4), a public corridor shall be separated from the remainder of the storey by a fire separation.

(2) Except as permitted by Sentence (3) and Clauses (4)(a) and (4)(b), the fire separation between a public corridor and the remainder of the storey shall have a fire-resistance rating not less than 45 min.

(3) If a storey is sprinklered, no fire-resistance rating is required for a fire separation between a public corridor and the remainder of the storey provided the corridor does not serve a care occupancy or detention occupancy or a residential occupancy.

(4) No fire separation is required in a sprinklered floor area  between a public corridor and,

(a) except as required by Sentences 3.3.3.5.(10)v1 and 3.3.4.2.(1)v1 and notwithstanding Sentences 3.4.2.4.(2), the remainder of a storey provided the travel distance from any part of the floor area to an exit is not more than 45 m.,

(b) a room or suite provided the public corridor complies with Sentence 3.3.1.9.(6) and Clause 3.4.2.5.(1)(d), or

(c) a space containing plumbing fixtures required by Subsection 3.7.4. provided the space and the public corridor are separated from the remainder of the storey by a fire separation that has a fire-resistance rating not less than that required between the public corridor and the remainder of the storey.

(5) The sprinkler system in Sentences (3) and (4) shall be electrically supervised in conformance with Sentence 3.2.4.9.(2) and, upon operation, shall cause a signal to be transmitted to the fire department in conformance with Sentence 3.2.4.7.(4) when the corridor serves a Group E or Group F, Division 1 or 2 occupancy.