Oversize and overmass vehicles

Pilot and escort requirements

Escorting guidelines for oversize and over mass vehicles (798.9 KB PDF) specifies the requirements for pilot vehicles and escorts.

Areas of the state where additional escorts are required

Additional police escorts may be required in areas to ensure the safe movement of oversize loads. Outlined below are known areas, but not limited to the following:

  • Lonsdale to the north of the Adelaide Metropolitan Area
  • Marion Road / Sir Donald Bradman Drive
  • East of Truro through to Accommodation Hill
  • Corner of Ryan Avenue and Gorge Road, Athelstone to Chain of Ponds
  • Victor Harbor Road, Mount Compass to intersection Victor Harbor Road / Welch Road, Hindmarsh Valley
  • Port River Expressway / Magazine Road (for oversize loads using this area to undertake a u-turn)
  • Goolwa Road, Mount Compass to the intersection of Goolwa Road / Alexandrina Road, Currency Creek.

Oversize and/or over mass notices and permits

Operators and drivers of oversize and/or over mass heavy vehicles must comply with the specified notices available on the NHVR website.

If your operating requirements cannot be met through a Notice, you will need to apply to the National Heavy Vehicle Regulator (NHVR) for an oversize and over mass heavy vehicle permit.


  • Multi-State Class 1 Load Carrying Vehicle Dimension Exemption Notice 2020
  • Multi-State Class 1 Load Carrying Vehicle Mass Exemption Notice 2020
  • South Australia Class 1 Oyster Boat Exemption Notice 2019
  • South Australia Class 1 Opal Mining Vehicle Dimension Exemption Notice 2019
  • South Australia Class 1 Stobie Pole Transportation Dimension Exemption Notice 2019

Permit based scheme - Export container excess mass

Operators are able to apply to the National Heavy Vehicle Regulator for a permit to transport export goods in shipping containers on articulated vehicles where the gross combination mass exceeds 42.5 tonnes.

The permit scheme to be selected is the SA - Excess Mass Export.

Dimension limits

  • The maximum allowable mass is 49.5 tonne.
  • The maximum container length is 12.2 metres.


The route is restricted to between the point of loading the container onto the articulated vehicle in South Australia and the container terminal at Outer Harbour in South Australia.

Conditions applied by DIT

Documentary evidence that the goods are destined for export must be carried in the vehicle at all times and be produced when requested by an Authorised Officer appointed under the Heavy Vehicle National Law, or a Police Officer

Related information


Other Websites

  • Transporting High Loads - SA Power Networks (including details on skid rail requirements for operators travelling with a load that exceeds 4.3m high)

Contact National Heavy Vehicle Regulator



Phone - 1300 MYNHVR (1300 696 487)
Fax - (07) 3309 8777


PO Box 492
Fortitude Valley QLD 4006

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Page last updated 5 June 2020

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Department for Infrastructure and Transport
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