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In Construction

Main South Road Duplication Project (Stage 2) - Aldinga to Sellicks Beach

Duplication of Main South Road in two stages: Seaford to Aldinga (Stage 1) and from Aldinga to Sellicks Beach (Stage 2).

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In Construction

Main South Road Duplication Project (Stage 1) - Seaford to Aldinga

Duplication of the Main South Road from Seaford to Aldinga.

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In Construction

Victor Harbor Road Duplication Project

Duplication of Victor Harbor Road between Main South Road and just before McLaren Vale.

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In Planning

Main South Road Overtaking Lanes between Myponga to Cape Jervis

Main South Road Overtaking Lanes between Myponga to Cape Jervis

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Highlights

  • 405
    Full-time jobs each year
  • 62,014
    Tonnes of asphalt
  • 2026
    Project completion
  • $810 million
    Total budget

Latest News

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  • March 14, 2024

    Share the road with our trucks

    With major roadworks taking place in the Fleurieu Peninsula, there’s an increase in activity in the area, including more trucks on the roads. Find out more about how to safely share the road with our trucks.

  • March 1, 2024

    Speed limits on Main South Road

    When a new road opens, speed limits are reduced for a period of time. Read more about why this occurs.

  • December 4, 2023

    Breakthrough for Agricultural Machinery Underpass

    The new Agricultural Machinery Underpass, which will run under Main South Road in Aldinga, has had a major breakthrough.

  • December 1, 2023

    First Kaurna artwork created for Main South Road Duplication

    The stories and cultural knowledge of the original inhabitants of the Fleurieu Peninsula—including a rich history of fishing—will soon come to life along the Main South Road Duplication project.