Diamantina Developmental Road (Boulia – Dajarra) Outback Way, reconstruct and widen

Another 2km of the Diamantina Developmental Road has been widened between Boulia and Dajarra.

The Diamantina Developmental Road forms part of the Outback Way, a 2,800km route between Winton in Queensland and Laverton in Western Australia, via Alice Springs and the Uluru-Kata Tjuta National Park in the Northern Territory.

This was part of a broader program of works to upgrade the Outback Way.

Find out more about the Outback Way Program.


  • Improves safety
  • Increases capacity
  • Improves network efficiency
  • Contributes to economy
  • Contributes to regional growth
  • Reduces maintenance

Key features

  • Widened and sealed of 2km of the road to a width of 6m.
  • Improved safety. 
  • Improved travel times.
  • Provided additional overtaking opportunities.


The project was jointly funded by the Australian and Queensland governments on an 80:20 basis. Investment ID 833858

Total investment
$1.025 million
Australian Government
Queensland Government

Current status

Construction started in February 2021 and was completed in April 2021.

Project map

Diamantina Developmental Road Boulia Dajarra Outback Way project map