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Milestone works on the Thornlie-Cockburn Link will mean major disruptions to Mandurah Line services from late December. Find out more.


Karel Avenue Upgrades

Jandakot, Leeming


  • Road

    Project type
  • $28.7 million

    Total budget
  • Under Construction

    Project phase
  • Main Roads WA

    Lead agency
  • 100

    Jobs supported
  • Mid 2019

    Start date

    Late 2021

    End date

The Karel Avenue upgrade will see the removal of the bottleneck on the approach to Jandakot, reducing the congestion at the Karel Avenue and Roe Highway interchange, and improving access to Roe Highway and Kwinana Freeway for Leeming and Bull Creek residents.

The Karel Avenue bridge over Roe Highway will be widened to create a dual carriageway, and also extended across the freight railway line south of Roe Highway to facilitate the construction of the Thornlie-Cockburn Link as part of METRONET.


  • Improve traffic flow and access to Kwinana Freeway and Roe Highway
  • Remove bottleneck on the approach to Jandakot Airport
  • Support the development of the Jandakot Industrial Area

Project map

This map shows an aerial view of the project location.
Project work area

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