Western Australian Consolidated Regulations Western Australian Consolidated Regulations (1) The following
vehicles must display road train warning signs complying with this
rule and rule 56 —
(a) a
combination over 36.5 m long;
(b) a
road train over 30 m, but not over 36.5 m, long that includes one or more dog
trailers.
(2) The following
vehicles must display road train warning signs, or a long vehicle warning
sign, complying with this rule and rule 56 —
(a) a
road train over 22 m, but not over 30 m, long that includes one or more dog
trailers;
(b) a
road train over 22 m, but not over 36.5 m, long that does not include a dog
trailer.
(3) Another
combination over 22 m, but not over 36.5 m, long must display a long vehicle
warning sign complying with this rule and rule 56.
(4) Subrules (1), (2)
and (3) do not apply to the extent of any inconsistency with a notice or
permit issued under another law of this State that applies to the combination.
(5) Road train warning
signs must be used in pairs and fitted horizontally, one at the front and the
other at the rear of the combination.
(6) A long vehicle
warning sign must be fitted horizontally at the rear of the combination.