The Tasmanian Government is moving ahead with design work on a new overpass to address concerns at the Leith intersections on the highway.
A $3.5 million upgrade to Blackwood roundabout is among the more than 20 road infrastructure projects included in the package of works.
The Federal and Victorian governments have signed off on a combined $50 million package of works for the Princes Highway in eastern Victoria.
Sixteen kilometres of Tasmania’s Midland Highway around St Peters Pass will be upgraded with tenders open to deliver two packages of works.
Tenders are open to deliver works under a $25 million Australian and South-Australian government-funded upgrade of the Sturt Highway as well as intersection upgrades near Mount Gambier and Penola.