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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.

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Technical Reports Road network operations

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

  • Financing, Contracting and Managing of Road System Investment

    The purpose of this report is to provide information on the current methods and approaches relating to: The different combinations of public and private sector involvement in the provision of sustainable road systems and the perceived advantages and disadvantages of these methods; The different approaches employed for funding and financing of sustainable road systems; The various forms of procuring private sector involvement in the maintenance and operations of sustainable road systems and [...]

  • The connected vehicle

    The advent of Intelligent Transport Systems has provided new opportunities for improving the safety and efficiency of the road network. The development of intelligent vehicles, connected by wireless networks to the roadside infrastructure, brings opportunities and issues which are being discussed in this report produced by a joint task force of the World Road Association (PIARC) and the International Federation of Automotive Engineering Societies (FISITA). The connected vehicle is no longer a [...]

  • Recommendations regarding road tunnel drivers' training and information

    A follow-up on the report « Human Factors and safety from the view point of users » that was published in 2008 by the World Road Association, this new work by Technical Committee C4 - Road Tunnel Operations - aims at giving key information and instructions to drivers in order to enable them to adopt the adequate behavior in the 3 situations they can face when travelling through a tunnel : during normal situation, minor incident or major incident. After describing the experience of driving [...]

  • Congestion in urban areas - Examples of counter-measures

    Congestion is a complex phenomenon, influenced by socioeconomic, technical, and human factors. The report examines twenty case studies and focuses on countermeasures against recurrent congestion on urban roads implemented in various cities. The countermeasures have been characterised by the nature/degree of congestion, the socioeconomic situation of individual regions and cities and the level of development within individual countries, etc. The study examines traffic and transport policies including [...]

  • Snow and ice databook, 2010

    Varying in intensity and duration, winter remains a season of unpredictability and extremes.Road network managers facing the rigours of winter must continually adapt their services to ensure the safety of road users, maintain accessibility and ensure the network is maintained to acceptable standards. The third edition of the Snow and Ice Databook 2010 serves as a valuable reference for stakeholders involved in winter maintenance activities.It describes the practices and experience of 25 countries [...]