The sealing and upgrade of Dunns Road in Wagga Wagga will begin after the Federal Government approved $5.8 million in funding.
A $10 million tender to upgrade and seal a further 15 kilometres of the Plenty Highway has been awarded to Exact Contracting.
Works have begun to seal key sections of the main road on Bruny Island, just off Tasmania.
Works to seal almost 17 kilometres of the Clermont-Alpha Road in central west Queensland are now complete.
Sealing works have begun between Rockingham Creek and Mount Coolon, as part of the $28.75 million Bowen Developmental Road upgrade in Queensland.
Western Australian Premier Mark McGowan and Transport Minister Rita Saffioti have turned the sod on stage three of the $81.5 million Karratha-Tom Price Road project.