Publications

Austroads has completed a project to replace the obsolete gyratory compactors used in design and quality control testing of asphalt mixes and update its Guide to Pavement Technology Part 4B: Asphalt. Austroads asphalt mix design procedure currently…

The asphalt industry is rapidly evolving, and it is widely accepted that prescriptive specifications are not necessarily well suited to take full advantage of the benefits that new and innovative technologies can provide. There is therefore a desire…

This report documents the delivery of the first component of a new Austroads performance-related asphalt specification framework. This included the development of several new test methods and updating a number of existing test methods for use in…

This test method is used to measure the ability of a concrete with a maximum coarse aggregate size of 20 mm or less to retain its water under pressure. This test determines the amount of water de-filtered when concrete is subjected to a certain…

Austroads Technical Specification ATS 5341 sets out the requirements for the repair of cracks in concrete, including supply and quality of materials, surface preparation, application, relevant testing and acceptance criteria. The technical…

The webinar showcases the projects recognised with the Austroads Bridge Awards. The Austroads Bridge Awards acknowledge individuals and organisations that have delivered outstanding bridge structures and design across Australia and New Zealand. The…

Austroads test method 710 describes the procedure for determining the chloride content of select backfill material intended for use in reinforced earth structures. Chloride content is determined by water extraction and titrimetric analysis of the…

Transport for NSW (TfNSW) utilises various electrochemical protection systems such as cathodic protection, chloride extraction and re-alkalisation. Whilst the technical merits for re-alkalisation and chloride extraction are proven, there have been…

One of the main remedial treatments for reinforced concrete structures such as bridges in marine environments is impressed current cathodic protection (ICCP). Many ICCP systems in marine environments have manifested backfill mortar deterioration due…

Parramatta Light Rail Stage 1 project includes James Ruse Underbridge which carries two light rail tracks and a 3.75 m wide shared user path across James Ruse Drive. To clear this busy road and a future planned widening, a single span of 64 m…