Publications

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 document contains estimates of road user unit costs for use in Australia, calculated as at 30 June 2005. The unit costs are presented in a format suitable for use with most road project evaluation models, techniques, and software used by…

Austroads and the Australian Asphalt Pavement Association (AAPA) have jointly prepared this Guide to the Audit and Surveillance of Sprayed Sealing Contract Works as an aid to promoting good practice in the performance of sprayed sealing work.…

The purpose of these Guidelines is to assist road agencies and their contractors in developing a systems approach in the management of environmental issues. The guidelines are structured in four parts to allow the reader to readily access…

This paper describes a study undertaken for Austroads into the growing use by road authorities of "performance" as opposed to "prescriptive" forms of contracts and specifications, and attempts to quantify the expected benefits from this approach and…

This report has been prepared as part of Austroads project NT & E 9904 (T & EP N006), “The Development of Performance Contracts and Specifications”, the goal of which is to develop a framework for performance contracts and specifications. The report…

This report examines whether a Traffic Frustration Index, which quantifies the events which contribute to driver frustration, would be a useful supplement to measures such as traffic speed and flow in identifying priorities for traffic management…

This document was produced to assist clients and contractors and establish the principles of quality assurance in contracts and defines desirable practice for clients to adequately specify requirements and contractors to deliver capably. It also…