Fifth Wheel or Turntable Assemblies in Heavy Vehicles - South Australia


You must comply with the following standards if you intend to manufacture or modify a heavy vehicle that will be used in a B-double or road train:

  • AS 1771-1987 Installation of Fifth Wheel and Turntable Assemblies (sets out recommendations for minimum requirements for the installation of both fixed and sliding assemblies on prime movers for normal use)
  • AS 1773-1990 Articulated Vehicles - Fifth Wheel Assemblies (specifies dimensional and functional requirements, ratings, and dynamic and static testing).

Please consult the Contact Officer for more information and to ascertain the level of compliance that may be required.

Service type

Code of Practice

A code of practice is a set of rules which details how people in a certain industry should behave. A code of practice can be defined as a result of legislation or by industry regulators and bodies.

Administering agency

National Heavy Vehicle Regulator

Contact details

Contact Email, Phone and Address Details for this service in simple two column table format, header then data.

Please use these contact details for help or more information:

General Enquiries

National Heavy Vehicle Regulator

South Australia
Mailing address: PO BOX 492
Fortitude Valley, Queensland 4006
Phone: 1300 696 487
Fax: 07 3309 8777
Website: National Heavy Vehicle Regulator (Opens in new window)