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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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All PIARC Publications

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  • Carbon Neutrality of The Road Sector

    Road transport is vital for society to function and, for the foreseeable future, is expected to remain the dominant mode of transport for people and goods. However, the construction, operation, maintenance and use of the highway infrastructure are responsible for large quantities of carbon emissions. [...]

    • Date : 2022
    • Pages : 151
    • PIARC Ref. : 2022SP03
    • ISBN : 978-2-84060-727-4
  • Bridge And Tunnel Strikes By Oversized Vehicles

    This report details the findings of a study carried out by Roughan & O’Donovan Ltd. (ROD) under the supervision of PIARC, in response to an open call for proposals published by PIARC to conduct the “Bridges and tunnels strikes by oversize vehicles” Special Project. The objective of the study was [...]

    • Date : 2022
    • Pages : 179
    • PIARC Ref. : 2022SP02
    • ISBN : 978-2-84060-675-8
  • Overweight Vehicles: Impact On Road Infrastructure And Safety

    This report compiled the available information on overweight road freight vehicles around the world, the impacts they have on road infrastructure, road safety and the economic position of road infrastructure managers, and collected global best practices to prevent and mitigate overloading. Global experience [...]

    • Date : 2022
    • Pages : 139
    • PIARC Ref. : 2022SP01
    • ISBN : 978-2-84060-674-1
  • Smart Roads Classification

    Traditionally, road network classification systems have focused on two fundamentally opposite dimensions: mobility and accessibility. These classification systems have been adapted to the variable circumstances of countries or regions. However, with Connected and Automated Vehicles (CAVs) coming into [...]

    • Date : 2021
    • Pages : 304
    • PIARC Ref. : 2021SP01
    • ISBN : 978-2-84060-668-0
  • Positive Energy Roads

    Transport infrastructure, and particularly road infrastructure, is critical to the economic growth of countries and as such attracts significant investment. The social and economic benefits of providing road infrastructure are well documented, but it is increasingly being recognised that the processes [...]

    • Date : 2019
    • Pages : 128
    • PIARC Ref. : 2019SP01
    • ISBN : 978-2-84060-546-1
  • Electric road systems: a solution for the future?

    It is looking increasing likely that electric vehicles will play a major role in the future of road transport. While commercial electric vehicles exist their uptake has been limited due to high purchase costs, limited battery range, and a lack of charging convenience. Furthermore, while developments [...]

    • Date : 2018
    • Pages : 100
    • PIARC Ref. : 2018SP04
  • Investigating Unpredicted Infrastructure Failure

    This report is an outcome of PIARC mechanism for Special Projects, which is PIARC instrument to respond quickly to emerging issues for PIARC member countries. This report provides a review of 15 Unpredicted Infrastructure Failure (UIF) case studies that have been collated from around the world. For [...]

    • Date : 2018
    • Pages : 51
    • PIARC Ref. : 2018SP01
  • International climate change adaptation framework for road infrastructure

    Actions undertaken to mitigate the negative effects of climate change on road networks have varied from one country to another. They include legal, regulatory and institutional measures; promoting other transport modes; introducing new, green technologies; undertaking permanent supervision of embankments [...]

    • Date : 2015
    • Pages : 88
    • PIARC Ref. : 2015R03
    • ISBN : 978-2-84060-362-7