Publications

Flexible granular pavements protected by sprayed seal surfacings are the backbone of the Australian and New Zealand road networks. Road agencies in Australia and New Zealand have therefore been focused on producing quality, long-lasting sprayed seal…

This report presents the findings of site inspections and binder ageing performance studies associated with two Austroads sprayed seal trial sites constructed near Coober Pedy, South Australia and Cooma, New South Wales. These trials were…

Earlier Austroads investigations seeking to develop Bridge Formulae for inclusion in the Performance Based Standard Network Classification Guidelines concluded that there is little benefit to be gained from attempting to recompose the existing…

This webinar, presented by Robert Urquhart on 11 August 2020, gives an overview of an Austroads project which provided expert technical input into the update of four Australian standards which were revised by the Standards Australia Technical…

Austroads Technical Specification ATS 3480 sets out the requirements for the following treatments to the surface of bituminous pavements: improving the surface texture of sprayed seals by removing excess binder (&lsquo

This webinar, presented on 30 April, gives an overview of ways to assess the safety of existing bridges beyond the Rating Factor approach of AS5100. The webinar was presented by Dr Colin Caprani, Dr Mayer M Melhem, and Professor Mark G Stewart, and…

This webinar, presented on 29 April 2020, discusses the merits of three options to advance the future of PBS access in Australia as it relates to bridges. The webinar explains the role that PBS bridge formulae play in vehicle design and approval. It…

The May 2018 National Transport Commission review of the Australian Performance-Based Standards (PBS) scheme revealed the need to improve the efficiency of heavy vehicle access via the PBS scheme to access substantial national freight productivity,…

Bridge assessments to AS 5100 express safety as a binary (yes/no) measure. The management of bridges deemed unsafe using this deterministic method is outside the scope of the standard. From international practice, the most holistic approach that…