South Australian Current Regulations South Australian Current Regulations49—Traffic and other directions
(1) A port management
officer may, orally or by hand signals, give to any person (whether a driver
of a vehicle, a rider of an animal or a pedestrian) on or approaching a place
to which this Division applies reasonable directions for the orderly
functioning of the place and activities conducted at the place.
(2) A port management
officer who suspects on reasonable grounds that a vehicle that exceeds a mass
limit imposed in respect of an area is in, or is about to enter, that area may
direct the person in charge of the vehicle—
(a) to
submit the vehicle immediately for weighing by portable apparatus; or
(b) to
take the vehicle by the shortest practicable route to a specified weighbridge.