South Australian Current Regulations

AUSTRALIAN ROAD RULES - REG 108

108—Trucks and buses low gear signs

        (1)         If the driver of a truck or bus is driving on a length of road to which a trucks and buses low gear sign applies, the driver must drive the truck or bus in a gear that is low enough to limit the speed of the truck or bus without the use of a primary brake.

Offence provision.

SA NOTE—

For South Australia, see regulation 9C of the Road Traffic (Road Rules—Ancillary and Miscellaneous Provisions) Regulations 2014 .

Note—

"Bus", "length" of road and "truck" are defined in the dictionary.

        (2)         Subrule (1) does not apply to the driver of a bus if information on or with the sign indicates that it applies only to trucks.

Note—

"With" is defined in the dictionary.

        (3)         A trucks and buses low gear sign on a road applies to the length of road beginning at the sign and ending—

            (a)         if information on or with the sign indicates a distance—at that distance on the road from the sign; or

            (b)         in any other case—at an end trucks and buses low gear sign on the road.

        (4)         In this rule—

"primary brake" means the footbrake, or other brake, fitted to a truck or bus that is normally used to slow or stop the vehicle.

Trucks and buses low gear sign

End trucks and buses low gear sign

Note for diagrams—

There are a number of other permitted versions of the trucks and buses low gear sign, and another permitted version of the end trucks and buses low gear sign—see the diagrams in Schedule 3.

Part 9—Roundabouts