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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 66 results for your search

  • Disaster Management and Recovery Techniques for Road Administrators - Technical Report

    Road networks are one of the most important infrastructure elements that support all kinds of socio-economic activities. In the case of disasters, the role of a road network is more crucial. The purpose of road disaster management is to increase resilience of road networks, effectively and efficiently. [...]

    • Date : 2023
    • Pages : 66
    • PIARC Ref. : 2023R41EN
    • ISBN : 978-2-84060-829-5
  • Models for Sight Distance in Road Design - A Worldwide Comparison of Standards - A PIARC Technical Report

    This report is the second of two planned publications of PIARC Task Force 4.1 “Road Design Standards” in the period 2020 – 2023. PIARC considered the importance of comparing international road design standards to check their updated status and the degree of their readiness to face the forthcoming [...]

    • Date : 2023
    • Pages : 156
    • PIARC Ref. : 2023R37EN
    • ISBN : 978-2-84060-825-7
  • Measures for improving resilience of pavements - Technical Report

    This report discusses resilience in pavements with regard to various vulnerability issues resulting from disruptions or hazards due to climate change, vehicular traffic, and natural and human-caused disasters. For the purpose of this report, resilience is approached from a “bottom up” or object [...]

    • Date : 2023
    • Pages : 46
    • PIARC Ref. : 2023R20EN
    • ISBN : 978-2-84060-792-2
  • The Use of Big Data for Road Condition Monitoring - Briefing Note

    This briefing note provides an overview of numerous big data sources and the data-processing methods that can be used to analyse data for road condition monitoring. It focuses on solutions that allow data to be collected quickly, in real time and repeatedly, e.g. via CAN bus, smartphones, digital imagery, [...]

    • Date : 2023
    • Pages : 8
    • PIARC Ref. : 2023R04EN
    • ISBN : 978-2-84060-746-5
  • The Use of Big Data for Road Condition Monitoring - Literature Review

    This literature review provides an overview of numerous big data sources and the data-processing methods that can be used to analyse data for road condition monitoring. It focuses on solutions that allow data to be collected quickly, in real time and repeatedly, e.g. via CAN bus, smartphones, digital [...]

    • Date : 2023
    • Pages : 85
    • PIARC Ref. : 2023R03EN
    • ISBN : 978-2-84060-745-8
  • Innovative Pavement Maintenance and Repair Strategies - Collection of Case Studies

    This report contains the collection of case studies related to innovative pavement maintenance and repair strategies of road pavements. This report addresses different pavement types i.e. flexible and (semi-)rigid pavements - as well as different road types. It considers both functional and structural [...]

    • Date : 2022
    • Pages : 87
    • PIARC Ref. : 2022R28EN
    • ISBN : 978-2-84060-721-2
  • Measures for Improving Resilience of Pavements - Collection of Case Studies

    This report contains a collection of case studies related to measures to improve the resilience of pavements. Most of the measures address the impacts of climate change, such as increased precipitation and extreme temperatures. However, the case studies also explore how to make pavement more resilient [...]

    • Date : 2022
    • Pages : 111
    • PIARC Ref. : 2022R25EN
    • ISBN : 978-2-84060-713-7
  • Use Of Recycled Materials In Pavements - Briefing Note

    Back in 2003, PIARC published a report from Technical Committee C7/8 on “Pavement Recycling”. This report contains guidelines for in-place recycling with cement, emulsion or foamed bitumen and hot mix recycling in a plant. The current briefing note is the final part of a set of three reports on [...]

    • Date : 2022
    • Pages : 17
    • PIARC Ref. : 2022R10EN
    • ISBN : 978-2-84060-685-7
  • Use of Recycled Materials in Pavements - Case studies

    This report contains the collection of case studies related to in-place recycling with cement, emulsion or foamed bitumen, hot mix and cement concrete recycling in a plant. The current collection of case studies is part of a set of three publications on the “Use of Recycled Materials in Pavements” [...]

    • Date : 2022
    • Pages : 142
    • PIARC Ref. : 2022R03EN
    • ISBN : 978-2-84060-678-9
  • Reducing the Life Cycle Carbon Footprint of Pavements (2019R33) - High Impact Summary

    In 2019 PIARC published the report “Reducing the life cycle Carbon Footprint of pavements” (2019R33), which was a result from the work conducted by the Technical Committee D.2 – Pavements, during the 2012-2015 cycle. This report assessed and synthesized recent innovations leading to the reduction [...]

    • Date : 2022
    • Pages : 12
    • PIARC Ref. : 2022R02EN
    • ISBN : 978-2-84060-661-1
  • Use of Recycled Materials in Pavements - Literature review

    Back in 2003, PIARC published a report from Technical Committee C7/8 on “Pavement Recycling”. This report contains guidelines for in-place recycling with cement, emulsion or foamed bitumen and hot mix recycling in a plant. The current literature review is part of a set of three publications on [...]

    • Date : 2021
    • Pages : 105
    • PIARC Ref. : 2021LR02EN
    • ISBN : 978-2-84060-646-8
  • Methodological Document for the Establishment of a National Catalogue and Pavement Design Guide - Technical Report

    Following the critical review carried out by a joint PIARC/AGEPAR working group, of the 1984 edition of the Practical Guide to Pavement Design for Tropical Countries, produced by CEBTP, PIARC and AGEPAR approved the extension of this work by producing a methodological document for road administrations [...]

    • Date : 2019
    • PIARC Ref. : 2019R40EN
  • Green Paving Solutions and Sustainable Pavement Materials - Technical Report

    This report summarizes the current state-of-the practice for sustainable pavement techniques and the incentives used to encourage their use. Green paving solutions were identified in addition to identification of barriers to their wider implementation. Information contained in this report is based on [...]

    • Date : 2019
    • Pages : 58
    • PIARC Ref. : 2019R32EN
    • ISBN : 978-2-84060-567-6
  • Reducing the Life Cycle Carbon Footprint of Pavements - Technical Report

    This report reviews innovations reported to reduce the carbon footprint of pavements and contains a critical review of the assessment of carbon footprint of pavements. There are numerous other environmental indicators for road pavements, but these were outside the scope of this report which focuses [...]

    • Date : 2019
    • Pages : 64
    • PIARC Ref. : 2019R33EN
    • ISBN : 978-2-84060-568-3
  • State of the Art in Monitoring Road Condition and Road / Vehicle Interaction - Technical Report

    This report is a follow-up on the report "State of the art in monitoring road condition" which was finalised in 2015 (PIARC reference 2016R17EN). The 2015 report summarises the then current state of the art regarding the collection of road condition and road/vehicle interaction data, providing an overview [...]

    • Date : 2019
    • Pages : 73
    • PIARC Ref. : 2019R14EN
    • ISBN : 978-84060-530-0
  • Contribution to the improvement of the general guidelines for the development, construction / reconstruction, rehabilitation and maintenance of the Trans-African Highway network - (Annex II) (only in French) - Technical Report

    This report is a review, for the purpose of improvement, of Annex II entitled "General Guidelines for the Planning, Construction/Reconstruction, Rehabilitation and Maintenance of the Transfrician Highway Network" of the African Union Intergovernmental Agreement for the Harmonization of Norms and Standards [...]

    • Date : 2019
    • PIARC Ref. : 2019R06EN
  • Review of the Practical Guide to Pavement Design for Tropical Countries (in French only) - Technical Report

    The Practical Guide to Pavement Design for Tropical Countries, published in 1984 by CEBTP, is still a document to which reference is often made in French-speaking African countries. Over the past thirty-five years, major developments have taken place in the pavement sector, particularly in the formulation [...]

    • Date : 2019
    • PIARC Ref. : 2019R01EN
  • Expected service life of wearing courses

    As part of its 2012 to 2015 strategic plan the World Road Association (PIARC) determined the need to identify and review approaches taken in assessing the service life of wearing courses. This report reviews the different approaches taken by road authorities to determine the service life of wearing [...]

    • Date : 2016
    • Pages : 20
    • PIARC Ref. : 2016R18EN
    • ISBN : 978-2-84060-403-7
  • State of the art in monitoring road condition and road/vehicle interaction

    This report summarises the current state of the art regarding the collection of road condition and road/vehicle interaction data, providing an overview of current practice and emerging technologies. Technologies in the development and experimental stages are generally not discussed. The document is [...]

    • Date : 2016
    • Pages : 77
    • PIARC Ref. : 2016R17EN
    • ISBN : 978-2-84060-402-0
  • Monitoring of innovation in road pavements

    This report examines road administrations and agencies policies for fostering, assessing and implementing innovation in road design and construction. From an international survey, eight types of innovation policies were identified: adaptation of existing specifications; agency led innovation, special [...]

    • Date : 2013
    • Pages : 81
    • PIARC Ref. : 2013R09EN
    • ISBN : 978-2-84060-325-2
  • Maintenance methods and strategies

    This report presents the results of the answers from 16 countries to a survey regarding improved maintenance methods for flexible and semi-rigid pavements and the maintenance strategies. Regarding improved maintenance methods, the variations in the answers were found to be large. It also became clear [...]

    • Date : 2013
    • Pages : 61
    • PIARC Ref. : 2013R08EN
    • ISBN : 978-2-84060-323-8
  • Guide for maintenance of concrete roads

    The report firstly examines the different types of degradations of concrete pavements distinguishing those which are specific to jointed plain concrete pavements and those which relate to continuously reinforced concrete pavements. For each type of degradation, status indicator, status assessment, causes [...]

    • Date : 2013
    • Pages : 76
    • PIARC Ref. : 2013R06EN
    • ISBN : 978-2-84060-317-7
  • Reduction of construction time and cost of road pavements

    Road authorities who want to build, rehabilitate or repair pavements wish, for many reasons, to do this in the shortest possible time and at the lowest cost. However construction time and costs are often conflicting parameters. Hence the issue of reducing construction time and costs, without affecting [...]

    • Date : 2012
    • Pages : 100
    • PIARC Ref. : 2012R09EN
    • ISBN : 978-2-84060-253-9
  • Dealing with the effects of climate change on road pavements

    Climate change can have a direct impact on the performance of our transportation infrastructure. The purpose of the report is to sensitize the road sector to the likely impacts of climate change on road pavements and to provide guidance on how to go about: -Assessing the vulnerability of road pavements [...]

    • Date : 2012
    • Pages : 146
    • PIARC Ref. : 2012R06EN
    • ISBN : 2-84060-247-4
  • Evaluating the performance of automated pavement cracking measurement equipment

    Crack type, severity and extent are among the most important data of a pavement management system. This report prepared by Technical Committee 4.2 Road/Vehicle Interactions of the World Road Association presents: A series of objective rules to measure and classify cracks in order to improve the [...]

    • Date : 2012
    • Pages : 28
    • PIARC Ref. : 2012R10EN
    • ISBN : 2-84060-251-2