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.

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Discover our products on roads and road transport!

Download PIARC's last publications.

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Routes/Roads magazine

Routes/Roads is an informational magazine. The articles present analysis, summaries, recommendations or states of practice in a country covering subjects of topical interest in the theme of roads and road transport.

You can download the last issues by creating a visitor account:

  • N° 395 – Road Network Operation / Intelligent Transportation Systems : click here
  • N° 394 - Road Asset Management : click here
  • N° 392 — Winter Service and Resilience: click here
  • N° 391 — Autonomous Vehicles: click here

Technical reports

PIARC Technical Committees unite experts from numerous areas including road safety and design, network operations and maintenance, finance and governance. Technical Committees are tasked with producing reports on best practice and recommendations in their respective fields thereby assisting decision makers, road engineers and research engineers.

Here are the last publications:

  • Automated Vehicles - Challenges and Opportunities for Road Operators and Road Authorities: Download here
  • Best Practices in Funding and Financing of Road Infrastructure: Download here
  • Electric Road Systems: Download here
  • Greening of Freight Transport: Download here

Online Manuals


Further information: