Welcome on piarc.org!

PIARC (World Road Association), founded in 1909 and comprising 125 member governments from all over the world, is the global forum for exchange of knowledge and experience on roads, road transport policies and practices. With consultative status to the Economic and Social Council of the United Nations, the Association is contributing to a stable and sustainable global development of the road and transport sector.

This site uses cookies to optimize its operation. They allow you to securely access your personal space and download our publications. You accept their use by clicking on the "Accept" button.

Technical Reports Road network operations

This page lists technical reports of PIARC in the field of road network operations. These publications are classified chronologically.

  • Optimizing the Existing Interurban Road Network

    As part of the PIARC 2000-2003 work program, the Committee on Interurban Roads (C4) decided to discuss and investigate the links between the various measures available for optimising the existing interurban road network. The objective of the group is to establish the measures which work best to improve mobility, increase safety and reduce congestion on interurban roads. A questionnaire was distributed to the members and others to collect information and evaluate the available experience of the [...]

  • ITS HANDBOOK 2000

    Compiled by the World Road Association (PIARC) Committee on Intelligent Transport, ITS Handbook 2000 provides a full review of operational tests and early deployment of Intelligent Transportation Systems (ITS) in various countries around the world. This unique reference delivers evaluation results and lessons learned from today's pioneers of tomorrow's ITS. Inside are the ideas and solutions currently being implemented to address problems of congestion, traffic accidents, planning for and funding [...]

  • Traffic Management and Quality of Service

    The Topic Area Traffic Management and Quality of Service deals with several issues from the PIARC Strategic Plan for the period of 1995 - 1999. It deals with (1.2) "improving quality standards for design, construction, equipment and maintenance", (4.1) "improving traffic planning and management, taking account of all categories of users, (4.6) "effectiveness of measures to moderate traffic speeds" and (6.5) "addressing problems of traffic congestion, environment and mobility in urban areas of developing [...]

  • Through Traffic in Small Towns

    This report was written by two Technical Committees of PIARC, PIARC Technical Committee on Interurban Roads (C4) and PIARC Technical Committee on Roads in Urban Areas (C10). The report summarizes the experience of several countries (Belgium, Federal Republic of Germany, Denmark, the Netherlands, France, Austria and Switzerland) in finding solutions to the problems of through traffic in small towns and it places particular emphasis on safety and environmental aspects. The information has been [...]

  • Traffic Congestion on Motorways and Dual-carriageway Roads

    The objective of this report is to pinpoint possible areas of convergence in the international experience, in terms of both theoretical assessment and also monitoring and identifying possible solutions for traffic congestion. The report is based on an international enquiry (Australia, Austria, Cuba, the United States, Finland, France, Hungary, Israel, Italy, Japan, the Netherlands, the United Kingdom, the USSR). A discrepancy has been noticed between the theoretical approach and the practical application. [...]