(1)
Except as permitted by Sentence (2) and required by Sentence (3), fuel-fired appliances shall be installed in service rooms separated from the remainder of the farm building by
(a)
a fire separation having a fire-resistance rating not less than 45 min in a floor area that is not sprinklered throughout, or
(b)
a fire separation not required to have a fire-resistance rating in a floor area that is sprinklered throughout.
(2)
A fuel-fired appliance that serves only one room is not required to be installed in a service room separated from the remainder of the farm building.
(3)
Incinerators shall be installed in service rooms that
(a)
do not contain other fuel-fired appliances, and
(b)
are separated from the remainder of the farm building by a fire separation having a fire-resistance rating not less than
(i)
2 h, where the service room is adjacent to a Group G, Division 1 major occupancy in a floor area that is not sprinklered throughout,
(ii)
1 h, where the service room is adjacent to a Group G, Division 1 major occupancy in a floor area that is sprinklered throughout,
(iii)
1 h, where the service room is adjacent to a Group G, Division 2 or 3 major occupancy in a floor area that is not sprinklered throughout, or
(iv)
30 min, where the service room is adjacent to a Group G, Division 2 or 3 major occupancy in a floor area that is sprinklered throughout.
(4)
A room containing a device that produces open flames, heat or sparks and used for crop drying shall be separated from the remainder of the farm building by
(a)
a fire separation having a fire-resistance rating not less than 45 min in a floor area that is not sprinklered throughout, or
(b)
a fire separation not required to have a fire-resistance rating in a floor area that is sprinklered throughout.
(5)
A room intended to be used for repairing farm machinery shall be separated from the remainder of the farm building by a fire separation having a fire-resistance rating not less than
(a)
1 h, in a floor area that is not sprinklered throughout, or
(b)
30 min, in a floor area that is sprinklered throughout.
(6)
Storage areas for dangerous goods shall be separated from the remainder of the farm building in accordance with Sentences 3.3.6.2.(1) and (2).