Technical Reports Road network operations
This page lists technical reports of PIARC in the field of road network operations. These publications are classified chronologically.
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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 [...]
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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 [...]
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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 [...]
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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 [...]
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Overview of winter maintenance contracts
Road transportation has increased considerably in the past few decades and winter maintenance has become a public service activity of vital importance to the economy. Many production activities are organized with reduced inventories and just-in-time policies have developed considerably, resulting in a substantial growth of road transportation. In a society in motion, it is necessary to make passenger and freight traffic transportation when weather conditions are deteriorating and are likely to result [...]