Publications

Currently road authorities rely on multiple different decision making-frameworks to help identify investment opportunities for the road network. The framework used often varies depending on the nature of the expenditure. For example, cost benefit…

This report proposes a holistic and risk based prioritisation framework to support investment decisions across road asset classes and expenditure categories. Transport agencies currently rely on different decision making frameworks to help identify…

This test method sets out the procedure for determining the rubber content of a crumb rubber modified binder using a Soxhlet extraction apparatus. This test method is applicable to crumb rubber modified binders used in constructing and maintaining…

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…

This webinar, presented on 8 August 2019, provides an overview of an Austroads project that developed a new sprayed seal binder cracking test and compared the performance of polymer modified binders (PMBs).

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/…

This webinar, presented on 4 July 2019, provides an overview of the 2018 edition of the Austroads Guide to Asset Management.

This specification framework outlines the requirements for PMBs and crumb rubber modified binders for use in both sprayed sealing and asphalt applications.

This webinar, presented on 27 November 2018, provides an overview of a framework to help assess the value of maintenance and renewal works, consistent with capital investments.

There is an increasing need to demonstrate the value for money for all types of expenditure as governments are facing growing budgetary pressure. While there are established economic evaluation frameworks for evaluating transport capital projects, a…