All PIARC Publications

There are 104 results for your search

  • Automated Vehicles - Challenges and Opportunities for Road Operators and Road Authorities

    Vehicle Automation – at SAE levels 3, 4 and 5 – is still in a testing phase in most countries. Many tests at level 3 have been performed successfully on open roads without any changes to the road infrastructure and without any observed impacts on congestion. There are various situations which necessitate [...]

    • Date : 2021
    • Pages : 83
    • PIARC Ref. : 2021R01EN
    • ISBN : 978-2-84060-653-6
  • Earthworks Manual - Genesis and Preamble

    The Earthworks Manual project was launched in 2012 by the Executive Committee of the PIARC Strategic Plan, which entrusted its preparation to Technical Committee 4.4 "Earthworks and unpaved roads". The Earthworks Manual is an important technical document for the profession and stakeholders in the [...]

    • Date : 2021
    • PIARC Ref. : 2021R00EN
  • Earthworks Manual – General considerations

    The Earthworks Manual is a collection of state of the art and good practice to inform readers about earthworks management. Part 1 is a summary of the different phases and associated topics to be considered in the Earthworks process for the construction of earth-structures. The definitions presented [...]

    • Date : 2021
    • Pages : 44
    • PIARC Ref. : 2021R01EN
    • ISBN : 978-2-84060-637-6
  • Earthworks Manual - Specific technical developments - 2A - Materials

    2A - Materials The optimal utilisation of materials, locally available on the site, of a road project is today a priority, both from an economic objective and an environmental objective contributing to sustainable development. Consequently, the identification and knowledge of the resources that [...]

    • Date : 2021
    • PIARC Ref. : 2021R02AEN
  • Earthworks Manual - Specific technical developments - 2B - Treatment of materials

    2B - Treatment of materials The Booklet 2B downloadable on this page deals with the treatment of materials. This technique is increasingly carried out to optimize the use of materials under economically advantageous conditions. For Earthworks, the process involves the treatment of natural soils [...]

    • Date : 2021
    • PIARC Ref. : 2021R02BEN
  • COVID-19: Survey of Impacts and Responses from the Global Roads and Transport Sector

    In March 2020, the COVID-19 pandemic took hold across the world, creating massive impacts and challenges for multiple sectors, including roads and transport. PIARC took action rapidly, forming a COVID-19 Response Team and initiating a programme of knowledge-sharing webinars.  The Response Team also [...]

    • Date : 2021
    • Pages : 50
    • PIARC Ref. : 2021BN01EN
    • ISBN : 978-2-84060-647-5
  • COVID-19: initial impacts and responses to the pandemic from road and transport agencies

    The road transport sector, and the organisations and professionals who manage it, is an essential service and PIARC recognized the potential for COVID-19 to cause severe disruption to the road transport sector early on. In mid-March 2020, PIARC moved to establish a formal PIARC COVID-19 Response Team [...]

    • Date : 2020
    • Pages : 150
    • PIARC Ref. : 2020BN03EN
    • ISBN : 978-2-84060-728-4
  • Preserve Earthworks and Rural Roads from the Impact of Climate Changes

    This report puts together good practices on the various regional approaches to the impacts of climate change on roads and little hydraulic works. The subject has already been addressed during previous PIARC cycles but more on the general geotechnical aspect. It includes the definition of the climatic [...]

    • Date : 2020
    • Pages : 134
    • PIARC Ref. : 2020R02EN
    • ISBN : 978-2-84060-626-0
  • Principles for Cooperation and Collaboration between National and Local Road Agencies

    This report analyses general areas of cooperation amongst road authorities at the various levels and the various institutional tools utilised to ensure integration. The need for cooperation between national, federal, provincial, state, local and municipal road agencies is becoming more pronounced. Noting [...]

    • Date : 2020
    • Pages : 235
    • PIARC Ref. : 2020R01EN
    • ISBN : 978-2-84060-625-3
  • COVID-19: Key Lessons for the Road and Transport Community from the Latest PIARC Webinars

    PIARC organizes weekly online discussions on the response to the COVID-19 crisis. They are open to experts appointed by their National PIARC First delegate and to PIARC Technical Committee / Task Force members. The objective of the sessions is to share knowledge and current practice between PIARC members [...]

    • Date : 2020
    • Pages : 6
    • PIARC Ref. : 2020BN02EN
    • ISBN : 978-2-84060-619-2
  • COVID-19: Key Lessons for the Road Community from the first PIARC Webinars

    PIARC organizes weekly online discussions on the response to the COVID-19 crisis. They are open to experts appointed by their National PIARC First delegate and to PIARC Technical Committee / Task Force members. The objective of the sessions is to share knowledge and current practice between PIARC members [...]

    • Date : 2020
    • Pages : 3
    • PIARC Ref. : 2020BN01EN
    • ISBN : 978-2-84060-616-1
  • Road Safety - Catalogue Of Case Studies

    Knowledge comes from the analysis of successes and un-successes. Case Studies collection represents an important step toward the construction of knowledge. PIARC Case Studies Catalogue contains the description of a set of interventions designed, implemented and operated worldwide to improve road safety [...]

    • Date : 2019
    • Pages : 385
    • PIARC Ref. : 2019R47EN
    • ISBN : 978-2-84060-604-8
  • Review of Practices Using Marginal and Secondary Materials in Rural and Industrial Areas

    The use of existing materials in road embankments is an essential issue within the Sustainable Development policies, which have been promoted worldwide for many years. In the World Road Association (PIARC) this subject has been investigated by different Technical Committees over the last 20 years. [...]

    • Date : 2019
    • Pages : 90
    • PIARC Ref. : 2019R43EN
    • ISBN : 978-2-84060-595-9
  • Review of Global Road Safety Audit Guidelines – With Specific Consideration for Low- and Middle-Income Countries

    This report has involved a comprehensive review of current Road Safety Audit Manuals and Guidelines from a range of different countries to establish current practices and considers previous international reviews to determine key areas where additional guidance is required, or exemplar practice is well [...]

    • Date : 2019
    • Pages : 33
    • PIARC Ref. : 2019R41EN
    • ISBN : 978-2-84060-589-8
  • Best Practice Guide to Air Quality in Relation to Road Operations

    Air pollution linked to road transport has received significant political, media and public attention since the mid 2010s. However, despite improvements in vehicle efficiencies over past decades, emissions from vehicles still contribute significantly to concentrations of air pollutants above standards [...]

    • Date : 2019
    • Pages : 171
    • PIARC Ref. : 2019R31EN
    • ISBN : 978-2-84060-566-9
  • Green Paving Solutions and Sustainable Pavement Materials

    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

    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
  • Traffic Noise – Best Practice Guide

    In recent years, knowledge about the health effects of traffic noise has grown substantially. Many studies have found that long-term exposure to traffic noise is associated with various health impacts such as sleep disturbance, cardiovascular disease and depression. While there remain knowledge gaps [...]

    • Date : 2019
    • Pages : 214
    • PIARC Ref. : 2019R36EN
    • ISBN : 978-2-84060-571-3
  • Refinement of PIARC’s International Climate Change Adaptation Framework for Road Infrastructure

    Climate change will have significant impacts on the design, construction, maintenance and operation of global road infrastructure. IPCC projections estimate that the Earth will become warmer, some regions will become wetter overall and some will become drier, sea levels will rise and storm surge height [...]

    • Date : 2019
    • Pages : 66
    • PIARC Ref. : 2019R30EN
    • ISBN : 978-2-84060-577-5
  • Setting Credible Speed Limits - Case Studies Report

    This report of case studies on the topic of speed limits includes a series of implemented countermeasures or experimental proofs of concept to help improve the road safety in a specific location or area. PIARC didn´t work on specific speed issues in the past periods, therefore this report also contains [...]

    • Date : 2019
    • Pages : 35
    • PIARC Ref. : 2019R26EN
    • ISBN : 978-2-84060-560-7
  • Adaptation Methodologies and Strategies to Increase the Resilience of Roads to Climate Change – Case Study Approach

    Climate Change is anticipated to have a significant impact on the design, construction, maintenance and operation of global road infrastructure. The IPCC Climate change projections indicate that the earth will become warmer, some regions will become wetter and some will become drier, sea levels will [...]

    • Date : 2019
    • Pages : 104
    • PIARC Ref. : 2019R25EN
    • ISBN : 978-2-84060-558-4
  • Big Data For Road Network Operations

    Currently, several technological developments are influencing the day-to-day work of road network operators. Automation, internet of things (IoT), smart systems, mobility services, artificial intelligence and big data are aiming to improve traffic operations and enhance mobility. Among these technologies, [...]

    • Date : 2019
    • Pages : 92
    • PIARC Ref. : 2019R18EN
    • ISBN : 978-2-84060-559-1
  • State of the Art in Monitoring Road Condition and Road / Vehicle Interaction

    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
  • Connected Vehicles - Challenges and Opportunities for Road Operators

    The deployment of Vehicle-to-Infrastructure (V2I) and Vehicle-to-Vehicle (V2V) communication, also known as cooperative intelligent transport systems (C-ITS) is speeding up in many developed countries. For example, Japan has already an operational system at national level, the United States are considering [...]

    • Date : 2019
    • Pages : 84
    • PIARC Ref. : 2019R11EN
    • ISBN : 978-2-84060-522-5
  • 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)

    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

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