Publications

The purpose of the study is to recommend an ongoing Austroads research programme that is focussed on the impacts of the increasing volume of light commercial vehicles (LCVs) and rigid trucks (Rigids) on the urban traffic network in terms of their…

The current practice of balancing traffic density or distributing traffic evenly in a road network is essentially subjective and is achieved manually through expert opinions. This report summarises these expert opinions and investigates whether…

This test method describes the procedure for measuring the penetration depth of a standard steel ball into a road surface under the impact of a standard hammer.

The objective of Austroads Project NS1203 (Estimating Road Network Congestion and Associated Costs) is to develop a procedure to calculate delay and associated congestion costs by making use of directly measurable traffic data. Network performance…

This report provides a literature review on the analyses of the flow breakdown process on a freeway. It begins with the basic freeway flow theory and automatic freeway control tools now in operation. The factors that contribute to flow breakdowns on…

This study reviews recent developments in road pricing for managing road travel demand and congestion, and identifies potential pricing mechanisms to facilitate freight modal choice based on marginal social costs including environmental and other…

This report provides an analysis of road pricing from a technical perspective to inform road authorities in Australia and New Zealand of some of the key issues involved. A key objective is to provide advice on what is required to identify and…

This test method sets out the procedure for determining the amount of binder drain-off likely to occur in an asphalt mix during storage and transport. The method may be used to determine the amount of binder drain-off at the maximum mixing…

This method describes the procedure for the recovery of sprayed seal samples from the pavement without disturbing the sealing aggregate orientation. The method stipulates how the void content of the sample is determined.

This test method sets out the procedure for assessing the degree of absorption of a primer or primerbinder by a given road gravel in bituminous surfacing work.