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…

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 report summarises the best practice for the improvement of the level of service of freight vehicles, on-road public transport, high-occupancy vehicles and emergency vehicles.

This report describes the concept and definition of level of services (LOS) for specific road users that include on-road public transport, high occupancy vehicles (HOV) and emergency vehicles. It reviews current practices to improve their LOS and…

This report provides information on emerging technologies to improve the LOS of on-road public transport (ORPT), high-occupancy vehicles (HOVs) and emergency vehicles (EVs). A list of measures and technologies is compiled from this and earlier…

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…

Buses and Bikes are at opposite ends of the spectrum in terms of size, mass and manoeuvrability but frequently operate in the same road space, especially adjacent to the kerb and at intersections. Both buses and bicycles are effective alternatives…