​​​​​​​Onslow Road Upgrade

  • Upgrade 76 kilometres of road.
  • Stage 2 works began in September 2019 and ended in March 2020. 
  • Reduce travel times and improve safety in the Pilbara.


 Image: Stage 2 works with machinery working on a loose gravel 


Stage 1 is a 33 km stretch on the south east end, which included the upgrade of the North West Coastal Highway and Onslow Road intersection.

Stage 2 is 43 km long, and includes structural overlay and resealing, targeted sub-base and sub-grade improvements, replacement and extension of existing culverts and upgrade to signage and road markings.

Project update

This project reached completion in March 2020. 


Stage 1: Started in August 2018 and completed May 2019

Stage 2: Started September 2019 and finished in March 2020. 


  • Improved safety
  • Improved traffic efficiency
  • Reduced maintenance requirements


The project is privately funded by Chevron Australia Pty Ltd and managed by Main Roads.​​​

Last Updated: 10 June 2020