All PIARC Publications

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  • Security of road infrastructure

    This paper is addressing threats directed to the infrastructure. A correct understanding and a suitable handling of the security of road infrastructure is not only important to safeguard the infrastructure itself, but is also relevant to cover the protection of the social and economic values, the protection [...]

    • Date : 2015
    • Pages : 19
    • PIARC Ref. : 2015R01EN
    • ISBN : 978-2-84060-357-3
  • Road transport system and environment preservation - Review of national policies

    Climate change is one of the most serious threats facing the world today. There is compelling scientific evidence that the global climate is changing and the primary cause is the release of greenhouse gases resulting from human activity. Many governments are putting in place legislative and policy frameworks [...]

    • Date : 2015
    • Pages : 64
    • PIARC Ref. : 2014R03EN
    • ISBN : 978-2-84060-353-5
  • Alternative solutions for fossil fuels for the road system

    The report looks at the technologies available to generate energy in the highway context and also qualitatively assesses the opportunity to reduce the energy used by existing highways infrastructure. Case studies related to some potential technologies and techniques are presented: thermal collection, [...]

    • Date : 2014
    • Pages : 32
    • PIARC Ref. : 2014R01EN
    • ISBN : 978-2-84060-342-9
  • Best practices for the sustainable maintenance of rural roads in developing countries

    Regular maintenance of roads is critical to the economic vitality of a country. In particular, a focus on rural road maintenance is needed when planning and operating a large transport network, as they are often deemed less important than paved roads and highways. When rural roads are neglected, it [...]

    • Date : 2013
    • Pages : 45
    • PIARC Ref. : 2013R01EN
    • ISBN : 978-284060-309-2
  • Innovative approaches towards the use of locally available natural marginal materials

    The utilization of materials locally available on the site of a road project is a major concern in the context of sustainable development and perfectly meets the socioeconomic and environmental criteria involved in it. The report is based on the answers received from twenty-two countries. Five different [...]

    • Date : 2013
    • Pages : 176
    • PIARC Ref. : 2012R37EN
    • ISBN : 978-2-84060-307-8
  • Strategies for road networks operation

    This report studies, in its first part, the strategies of management of congested areas and road corridors. Examples are presented of measures to reduce non-recurring congestion (traffic incidents, planned special events, work zones, real time traveler information); recurring congestion (including: [...]

    • Date : 2012
    • Pages : 90
    • PIARC Ref. : 2012R26EN
    • ISBN : 978-2-84060-295-4
  • Best practices for road safety campaigns

    The report presents key findings of a literature review of best practices for road safety campaigns, and relate these to actual road safety campaign practices by road administrations and authorities of fourteen countries who responded to a survey questionnaire. The report covers the following key [...]

    • Date : 2012
    • Pages : 50
    • PIARC Ref. : 2012R28EN
    • ISBN : 978-2-84060-260-1
  • Best practices of good governance - Institutional integrity

    The increasing demands of Civil Society regarding accountability and transparency lead to promote institutional integrity and to act decisively against corruption. This counts the more for the road sector which has proven to be particularly vulnerable to corruption. This report presents: - key definitions [...]

    • Date : 2012
    • Pages : 117
    • PIARC Ref. : 2012R17EN
    • ISBN : 978-2-84060-257-1
  • Institutional integrity - Toolkit

    The increasing demands of Civil Society regarding accountability and transparency lead to promote institutional integrity and to act decisively against corruption. This counts the more for the road sector which has proven to be particularly vulnerable to corruption. In this context, Technical Committee [...]

    • Date : 2012
    • Pages : 20
    • PIARC Ref. : 2012R18EN
    • ISBN : 978-2-84060-277-6
  • Vulnerability of Geotechnical Infrastructure to Climate Change and Adjustment Measures According to the Geographical Context

    The report identifies foreseeable damage and the measures to be taken in a geographical context where climatology and geomorphology are aggregated. Five climate trends are covered: increase of average temperatures; decrease of average precipitation; increase of winter precipitation; increased intensity [...]

    • Date : 2012
    • PIARC Ref. : 2012R04EN
  • 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
  • Financing, Contracting and Managing of Road System Investment

    The purpose of this report is to provide information on the current methods and approaches relating to: The different combinations of public and private sector involvement in the provision of sustainable road systems and the perceived advantages and disadvantages of these methods; The different [...]

    • Date : 2012
    • Pages : 101
    • PIARC Ref. : 2012R08EN
    • ISBN : 2-84060-255-5
  • Road tunnels: vehicle emissions and air demand for ventilation

    This report presents the data necessary for the design of the ventilation system for road tunnels in normal operation. It aims at defining the minimum quantity of fresh-air that is required to ensure adequate in-tunnel air quality and visibility thresholds. This report is a reference document for the [...]

    • Date : 2012
    • Pages : 87
    • PIARC Ref. : 2012R05EN
    • ISBN : 978-2-84060-269-5
  • Monitoring of environmental impacts of roads

    The construction, operation and maintenance of road infrastructures impact the environment in many ways. Monitoring road impacts is essential for the identification of new issues, tracking trends and implementing appropriate mitigation actions. This report clarifies what is encompassed in the concept [...]

    • Date : 2012
    • Pages : 94
    • PIARC Ref. : 2012R03EN
    • ISBN : 2-84060-245-8
  • The connected vehicle

    The advent of Intelligent Transport Systems has provided new opportunities for improving the safety and efficiency of the road network. The development of intelligent vehicles, connected by wireless networks to the roadside infrastructure, brings opportunities and issues which are being discussed in [...]

    • Date : 2012
    • Pages : 59
    • PIARC Ref. : 2012R02EN
    • ISBN : 2-84060-246-6
  • Worldwide situation of road pricing and assessment of its impacts

    The report of Technical Committee " Road System Economics and Social Development " presents the state of road pricing schemes implemented or studied in the world, the corresponding developments and an assessment of their impacts. The panorama of pricing schemes covers the following twenty-two countries: [...]

    • Date : 2012
    • Pages : 246
    • PIARC Ref. : 2012R01EN
    • ISBN : 2-84060-242-3
  • Adaptation to climate change for bridges

    Climate change has now become a global issue of concern and it is for this reason that the World Road Association has incorporated it into the strategic themes for the term 2008-2011. Higher levels of carbon-dioxide as part of greenhouse gas emissions are being released resulting in heat being trapped [...]

    • Date : 2011
    • Pages : 68
    • PIARC Ref. : 2011R08EN
    • ISBN : 2-84060-241-5
  • Recommendations regarding road tunnel drivers' training and information

    A follow-up on the report « Human Factors and safety from the view point of users » that was published in 2008 by the World Road Association, this new work by Technical Committee C4 - Road Tunnel Operations - aims at giving key information and instructions to drivers in order to enable them to adopt [...]

    • Date : 2011
    • Pages : 193
    • PIARC Ref. : 2011R04EN
    • ISBN : 2-84060-235-0
  • Congestion in urban areas - Examples of counter-measures

    Congestion is a complex phenomenon, influenced by socioeconomic, technical, and human factors. The report examines twenty case studies and focuses on countermeasures against recurrent congestion on urban roads implemented in various cities. The countermeasures have been characterised by the nature/degree [...]

    • Date : 2010
    • Pages : 145
    • PIARC Ref. : 2010R04EN
    • ISBN : 2-84060-232-6
  • Snow and ice databook, 2010

    Varying in intensity and duration, winter remains a season of unpredictability and extremes.Road network managers facing the rigours of winter must continually adapt their services to ensure the safety of road users, maintain accessibility and ensure the network is maintained to acceptable standards. [...]

    • Date : 2010
    • Pages : 223
    • PIARC Ref. : 2010R03EN
  • Overview of winter maintenance contracts

    Road transportation has increased considerably in the past few decades and winter maintenance has become a public service activity of vital importance to the economy. Many production activities are organized with reduced inventories and just-in-time policies have developed considerably, resulting in [...]

    • Date : 2009
    • Pages : 123
    • PIARC Ref. : 2009R01EN
    • ISBN : 2-84060-220-2
  • Urban road tunnels - Recommendations to managers and operating bodies for design, management, operation and maintenance

    Urban road tunnels are unique in terms of traffic characteristics (high volume, congestion during commuter periods, wide variety of vehicles, high percentage of buses, etc.), infrastructural design, difficulty of closing and urban environment. Recommendations are presented to managers and operating [...]

    • Date : 2008
    • Pages : 110
    • PIARC Ref. : 2008R15EN
    • ISBN : 2-84060-216-4
  • The use of monetised values for socio-environmental impacts of road projects

    This report presents the current practice of monetising socio/environmental impacts in road project appraisal methodologies. It presents: a synthesis of the responses from 13 countries to an international survey; an overview of the HEATCO study on road project appraisal techniques across 25 countries [...]

    • Date : 2008
    • Pages : 107
    • PIARC Ref. : 2008R19EN
    • ISBN : 2-84060-219-9
  • Anticipating the impact of climate change on road earthworks

    Climate change and its consequences are one of the main preoccupations of the beginning of the 21 st century. The first part of the report presents, as an example, regional scenarios of the climate evolution for Quebec and Switzerland. The second part focuses on water: lack or excess of water and its [...]

    • Date : 2008
    • Pages : 69
    • PIARC Ref. : 2008R12EN
    • ISBN : 2-84060-212-1
  • CD-ROM of the PIARC Technical Committee on Management of Network Operations

    Road network operations combine a complex set of traffic management and user support actions to optimize traffic conditions in all circumstances. The knowledge in this area has been organized in the form of an electronic encyclopaedia that can be accessed on the PIARC website at: http://road-network-operations.piarc.org/ [...]

    • Date : 2008
    • PIARC Ref. : 2007R10EN

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