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• Refinement of PIARC’s International Climate Change Adaptation Framework for Road Infrastructure - Technical Report

  

  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
• Adaptation Methodologies and Strategies to Increase the Resilience of Roads to Climate Change - Technical Report

  

  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
• 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
• Appraisal of Sustainability of Transport Infrastructure Plans and Programs

  

  This report gives a scanning overview of the current state of the art on the topic of the appraisal of sustainability within the development of transport plans and investment programs, respectively the extent to which decisions made in this context have taken account of sustainability. The report is [...]

  • Date : 2016
  • Pages : 52
  • PIARC Ref. : 2016R29EN
  • ISBN : 978-2-84060-431-0
• Transport Strategies for Climate Change Mitigation and Adaptation

  

  The transport sector is a major and quickly growing source of greenhouse gas emissions. Since 1970, greenhouse gas emissions from the transportation sector have more than doubled, increasing at a faster rate than any other end-use sector, and on-road greenhouse gas emissions have more than tripled, [...]

  • Date : 2016
  • Pages : 56
  • PIARC Ref. : 2016R25EN
  • ISBN : 978-2-84060-420-4
• 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
• 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
• 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
• 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
• 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
• 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
• 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
• 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
• 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