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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
East Avenue temporary detour
Works are progressing well at the intersection of Grange Road, Holbrooks Road and East Avenue with service utility works continuing across the project area.
To safely facilitate service relocation works, northbound traffic on East Avenue will be temporarily closed at night from 7pm to 6 am, commencing on Tuesday, June 3, 2025, and lasting for approximately one week between Morell Street and Grange Road, weather permitting.
Detours will be in place.
Community engagement
Engagement with the community will continue to be an important part of the project during the planning and construction period. We look forward to keeping you well informed about the status of the project and minimising impacts as much as possible.
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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:
- Subscribe for updates
- Email DIT.GHE@sa.gov.au
- Telephone 1300 794 880