Publications

This report describes research work into the development of a new test method utilising the dynamic shear rheometer (DSR) to conduct consistency 6% at 60 

This report presents the results of a field validation study conducted as part of the development of a new long term ageing test for polymer modified binders used in sprayed seals in Australia. Unaged samples of binders were collected during the…

The Australian polymer modified binder (PMB) specification (AGPT/T190) currently requires different binder grades to be used in sprayed sealing and asphalt applications. This study compared the sprayed seal performance of PMBs representing four AGPT/…

The costs of sourcing traditional pavement materials are increasing as sources are being exhausted, haulage distances are increasing, and access to traditional sources is increasingly restricted. As a result, jurisdictions are seeking alternative…

Austroads commissioned ARRB to consider the current costing procedures used in determining the relative cost share of safety in project evaluation. Australia currently uses a human capital approach to the valuation of crash costs, while many other…

The composition of the Australian heavy vehicle fleet has changed over time and no doubt will continue to change in response to pressures to achieve maximum economic benefits. Considering the predicted doubling in the road freight task by 2020, the…