Under the latest round of funding from the Federal Black Spot Program, 24 crash sites across South Australia will be upgraded.
The junction between the Golden and Castlereagh highways in NSW has now been upgraded and is open to motorists.
Austroads has produced a user guide to help road managers, planners and designers to develop sustainable network safety plans.
Works have begun on six new overtaking lanes on the Capricorn Highway, between Rockhampton and Emerald.
The largest road infrastructure project in regional Australia is nearing completion with the final 36 kilometre section opening.