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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

There are 113 results for your search

  • Earthworks Decarbonisation - A PIARC Collection of Case Studies

    This report presents the general mindset on decarbonisation issues and very interesting decarbonization practices for earthworks projects. Some case studies presented different tools and different ways of carbon footprint calculation. Other case studies explained companies best practice for example [...]

    • Date : 2026
    • Pages : 116
    • PIARC Ref. : 2026R01EN
    • ISBN : 978-2-84060-795-3
  • Public Value Creation By Transport Agencies - A PIARC Literature Review

    Transport agencies around the world are facing a shift in their role within society. Traditionally tasked with building and maintaining physical infrastructure—roads, bridges, tunnels, public transport systems—these agencies have been historically evaluated by their technical efficiency: whether [...]

    • Date : 2026
    • Pages : 23
    • PIARC Ref. : 2026R02EN
    • ISBN : 978-2-84060-796-0
  • The Role of Innovative Its Technologies In Transport Sustainability - A PIARC High Impact Summary

    Global transport systems face increasing pressure to decarbonise, improve equity, and enhance resilience. ITS play a pivotal role in this transition, offering data ‑ driven, digital solutions that support sustainable, efficient, and user ‑ centric mobility. This high ‑ impact summary [...]

    • Date : 2025
    • Pages : 28
    • PIARC Ref. : 2025R10EN
    • ISBN : 978-2-84060-791-5
  • Road Safety Challenges and Solutions in Rural and Interurban Areas - A PIARC Briefing Note

    Road safety in rural and interurban areas is a significant global concern, disproportionately contributing to fatalities and serious injuries despite lower traffic volumes. Factors such as unsafe speeds, unforgiving road environments, impaired driving, limited seat belt usage, insufficient infrastructure [...]

    • Date : 2025
    • Pages : 978
    • PIARC Ref. : 2025R08EN
  • Understanding the Gendered Perspective of Active Mobility in Rural and Interurban Areas - A PIARC Briefing Note

    Roads play a crucial role in promoting equity and accessibility in both rural and interurban areas. Within this context, there are two primary areas of emphasis: enhancing active modes of transportation and improving road safety for all users, as well as investigating technical solutions for both paved [...]

    • Date : 2025
    • Pages : 23
    • PIARC Ref. : 2025R09EN
    • ISBN : 978-2-84060-793-9
  • Urban Vehicle Access Regulations (UVARS) - A PIARC Case Studies Collection

    This report presents a global collection of case studies on Urban Vehicle Access Regulations (UVARs), compiled by the Technical Committee 2.1 “Roads for Accessibility and Mobility in Urban and Peri-Urban Areas” of the World Road Association (PIARC). It is one of the three deliverables from Working [...]

    • Date : 2025
    • Pages : 95
    • PIARC Ref. : 2025R07EN
    • ISBN : 978-2-84060-791-5
  • Envisioning the Transport Agency of the Future - A PIARC High Impact Summary

    Over the last decade, there have been unprecedented changes impacting the roads and transport sector with the rise of new technologies and service models, climate change, new forms of work and leisure, and the evolution of a complex and technology-enabled mobility ecosystem at a fast pace. This creates [...]

    • Date : 2025
    • Pages : 25
    • PIARC Ref. : 2025R05EN
    • ISBN : 978-2-84060-782-3
  • Envisioning The Transport Agency Of The Future - A PIARC Literature Review

    Over the last decade, there have been unprecedented changes impacting the roads and transport sector with the rise of new technologies and service models, climate change, new forms of work and leisure, and the evolution of a complex and technology-enabled mobility ecosystem at a fast pace. This creates [...]

    • Date : 2025
    • Pages : 106
    • PIARC Ref. : 2025R06EN
    • ISBN : 978-2-84060-784-7
  • Challenges In Resilience Building For Road Disaster Management Coordination And Cooperation In Different Regions - Summary of PIARC & REAAA Joint Session at the IARC Osaka Workshop, May 2025

    The international workshop was organized by the World Road Association (PIARC) through its Technical Committee 1.5, "Disaster Management," and the Japan Road Association (JARA). The Road Engineering Association of Asia and Australasia (REAAA) collaborated with the event through its Climate Change, Resilience, [...]

    • Date : 2025
    • PIARC Ref. : 2025R04EN
    • ISBN : 978-2-84060-
  • Measures for Reducing Carbon Footprint of Pavements - A PIARC Collection of Case Studies

    This report contains a collection of case studies on measures to reduce the carbon footprint of pavements, leveraging the collective expertise and efforts of the authors, including contributions from experts worldwide, including from low and middle-income countries. The case studies include the [...]

    • Date : 2025
    • Pages : 175
    • PIARC Ref. : 2025R02EN
    • ISBN : 978-2-84060-779-3
  • Ensuring the Network Remains Operational during Unprecedented Conditions - Proceedings from Piarc Panel Discussion at Highways UK in October 2024

    Members of PIARC TC 1.5 Disaster Management from across the globe were asked to present and participate in a panel discussion at Highways UK in October 2024 : “PIARC Disaster Management Committee Panel: Ensuring the network remains operational during unprecedented conditions.” Highways UK is [...]

    • Date : 2024
    • Pages : 21
    • PIARC Ref. : 2024R02EN
    • ISBN : 978-2-84060-768-7
  • Envisioning the Transport Agency of The Future – State of Knowledge

    Over the last decade, there have been unprecedented changes impacting the roads and transport sector with the rise of new technologies and service models, climate change, new forms of work and leisure, and the evolution of a complex and technology-enabled mobility ecosystem at a fast pace. This creates [...]

    • Date : 2024
    • Pages : 52
    • PIARC Ref. : 2024R01EN
    • ISBN : 978-2-84060-760-1
  • Super-Single Tires Configuration Overview

    Development of road freight transport is led by economic growth and efficiency. The impact of road freight on infrastructure is very important for road authorities. Physically, the impact on pavement is directly linked to the pressure exerted by vehicle loads, which highly depends on global vehicle [...]

    • Date : 2023
    • Pages : 29
    • PIARC Ref. : 2023R52EN
    • ISBN : 978-2-84060-756-4
  • Multimodal Solutions for Optimizing Road Networks in Urban And Peri-Urban Areas

    Mobility in urban areas faces complex problems which need to be managed within spatial and budgetary constraints. It is therefore necessary to optimize the use of road networks through better integration with other forms of transport (rail, active modes, etc.). Multimodality giving rise to [...]

    • Date : 2024
    • Pages : 30
    • PIARC Ref. : 2023R50EN
    • ISBN : 978-2-84060-754-0
  • New Mobility and Road Infrastructure

    PIARC has been concerned, for some time, about the challenges and opportunities presented by Connected and Autonomous Vehicles for Road Network Operators. These were explored by two Task Forces between 2018 and 2020, and the rapid and disruptive arrival of a wider range of mobility technologies, digital [...]

    • Date : 2024
    • Pages : 80
    • PIARC Ref. : 2023R49EN
    • ISBN : 978-2-84060-753-3
  • Mainstreaming Biodiversity within Road Infrastructure Projects - A PIARC Collection of Case Studies

    This document is an appendix to the Full Report 2023R44EN, and it contains the Case Studies collected by the WG3.4.3 team; the chapters listed here are those that structure the Full Report. The case studies illustrate the theoretical elements written in the Full Report. The development of transport [...]

    • Date : 2023
    • Pages : 90
    • PIARC Ref. : 2023R45EN
    • ISBN : 978-2-84060-837-0
  • Mainstreaming Biodiversity within Road Infrastructure Projects - A PIARC Technical Report

    The development of transport infrastructure is one of the basic elements of the development of countries and their economies. Economic development is often accompanied by environmental protection problems, including biodiversity impacts, because they have not been taken enough into account. Preventing [...]

    • Date : 2023
    • Pages : 72
    • PIARC Ref. : 2023R44EN
    • ISBN : 978-2-84060-832-5
  • Low Emission Zones – Planning and Implementation - A PIARC Briefing Note

    Air pollution problems are often observed in the roadside areas of metropolitan regions, where a lot of emission sources such as factories, business offices, residential houses and vehicles accumulate. Increasing congestion in cities with no or limited restrictions on driving in urban areas is contributing [...]

    • Date : 2023
    • Pages : 24
    • PIARC Ref. : 2023R43EN
    • ISBN : 978-2-84060-831-8
  • Near Road Air Quality - A PIARC Briefing Note

    “Air pollution problems are often observed in the roadside areas of metropolitan regions, where a lot of emission sources such as factories, business offices, residential houses and vehicles accumulate. Such air pollutions are caused by emissions of SO2, NO2, CO, HC, PM10, PM2.5 etc. which are designated [...]

    • Date : 2023
    • Pages : 12
    • PIARC Ref. : 2023R42EN
    • ISBN : 978-2-84060-830-1
  • Electric Road Systems – A Route to Net Zero - Technical Report

    The international Paris Agreement about climate change calls for action in every aspect of the modern society. The world’s road transport sector is responsible for a considerable amount of the total CO₂ emissions, so there is an urgent need for decarbonising the road transport sector. To achieve [...]

    • Date : 2023
    • Pages : 187
    • PIARC Ref. : 2023R30EN
    • ISBN : 978-2-84060-807-3
  • PIARC International Climate Change Adaptation Framework 2023 – Technical Report

    Climate change is a strategic risk to road organisations. Global climate change projections show that there will be gradual changes to average climatic conditions, and changes to the frequency, severity and location of extreme weather events. These climate changes are anticipated to have significant [...]

    • Date : 2023
    • Pages : 391
    • PIARC Ref. : 2023R28EN
    • ISBN : 978-2-84060-803-5
  • Case Studies on Travel Behavior Data Collection in Metropolitan Regions - Briefing Note

    A large number of people have been gathering in and around the cities. Transport infrastructure provision and land-use regulations cause cities to expand towards their outskirts creating urban sprawl and convert rural areas into peri-urban areas. So, understanding how the burden caused by the low-density [...]

    • Date : 2023
    • Pages : 50
    • PIARC Ref. : 2023R25EN
    • ISBN : 978-2-84060-798-4
  • Climate Change, Resilience and Disaster Management for Roads - Seminar

    Climate change and other hazards have a wide range of implications on the performance of road infrastructure and can cause disruptions to road network operations. For example, extreme rainfall influences the intensity beyond the drainage capacity of roadways, resulting in slope collapses and landslides [...]

    • Date : 2023
    • Pages : 59
    • PIARC Ref. : 2023R14EN
    • ISBN : 978-2-84060-777-9
  • Evaluating Impacts of New Mobility in Urban and Peri-Urban Areas - Collection of case studies

    In urban areas, accessing services, education, workplaces and/or goods requires efficient mobility systems. In recent years, various transport technology developments have started to enable more efficient mobility across the world. Innovative transport solutions and sharing contracts, including new [...]

    • Date : 2023
    • Pages : 124
    • PIARC Ref. : 2023R15EN
    • ISBN : 978-2-84060-778-6
  • It´s All About People – Defining and Promoting Diversity and New Talent Management - Technical Report

    Market dynamics within the transportation sector, and more specifically, emerging and disruptive technological advancements, have necessitated that Transport Administrations critically review how they proactively manage their unique organisational skills and capabilities in order to better serve current [...]

    • Date : 2023
    • Pages : 100
    • PIARC Ref. : 2023R12EN
    • ISBN : 978-2-84060-773-1