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Grange Road, Holbrooks Road and East Avenue Intersection Upgrade

About the project

The Department for Infrastructure and Transport is upgrading the intersection of Grange Road, Holbrooks Road and East Avenue to relieve congestion and improve safety and connectivity for all road users at this location.

The $90 million project is part of the $850 million package of broader network upgrades, funded by the Australian and South Australian governments as part of the T2D Project.

Benefits


Less time waiting at traffic lights

Four new, safer pedestrian crossings

Improving safety for cyclist and public transport user

Removing staggered junction for faster travel

Fly-through video

Watch the fly-through video below to experience the artist's impression.

Concept design

The concept design has been updated following community feedback in late 2023.

Click here for more information and to view the latest concept design.

Project timing

Major construction is  now commencing, with the intersection expected to open to traffic in late 2025.

Latest news

Major construction is now commencing at the Grange Road, Holbrooks Road and East Avenue intersection.
What’s happening

Site establishment activities are nearing completion, with major construction commencing late January 2025.

Upcoming works will include:

Over the coming months works will include:

  • Removal of kerbing, gutters, footpaths
  • Localised vegetation removal
  • Drainage work
  • Service utilities relocations
  • Temporary bus stop relocation.

During this time, underground gas main relocation works will also occur at night at the following locations:

  • Grange Road from Monday 3 February to late February 2025, Monday to Friday between 7pm and 6am, weather permitting.
  • Holbrooks Road from late February to mid-March 2025, Monday to Friday between 7pm and 6am, weather permitting.

Click here for more information.

Community engagement

Engagement with the community will continue to be an important part of the project during the planning and construction period.

Street corner meetings

We will be holding street corner meetings where you will have the opportunity to meet the project team, see the final design, hear about construction activities and ask any questions you may have about the project.

Drop by at any of the following times and locations:

  • Tuesday, 4 February 2025 between 10am and 11.30am - Ross Reserve, Ross Avenue, Flinders Park
  • Thursday, 6 February 2025 between 5pm and 6.30pm - Torres Reserve, Torres Avenue, Flinders Park
  • Saturday, 8 February 2025 between 10am and 11.30am - La Perouse Ave, near Grange Road, Flinders Park
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Further information

If you would like to register to receive project updates, have any questions or to provide feedback, please either: