Department of State GrowthRoads for our Future

Midland Highway 10 Year Action Plan

Perth-Breadalbane Duplication

Perth to Breadalbane Duplication

The works

These works provided a four-lane highway from Perth to link in with the existing four-lane Southern Outlet north of the Breadalbane roundabout, and a new underpass arrangement to provide safe access to the highway from Devon Hills. Works also included an upgraded interchange including an underpass for airport traffic and provision for cyclists.

Current status

Completed works

Start of works

December 2015

Completion of works

April 2018

More information

If you would like further information, please contact the Department of State Growth at