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• 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
• Innovative Approaches to Asset Management - Technical Report

  

  “Asset Management” as defined in ISO standards 55000, aims to enable an organization to obtain value from assets. They offer a structured approach to asset management by focusing on implementation of “risk-based, information-driven, planning and decision-making processes and activities that transform [...]

  • Date : 2019
  • Pages : 102
  • PIARC Ref. : 2019R19EN
  • ISBN : 978-2-84060-541-6
• 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
• Management of road assets: Balancing of environmental and engineering aspects in management of road networks

  

  The objective of Working Group 3 (WG3) of The World Road Association (PIARC) Technical Committee (TC) 4.1 was to establish a global perspective on how environmental aspects are considered and addressed in the road asset management process compared with traditional engineering oriented road asset management. [...]

  • Date : 2017
  • Pages : 58
  • PIARC Ref. : 2017R05EN
  • ISBN : 978-2-84060-455-6
• Preserve your Country's roads to Drive Development

  

  The economy of every country has a strong relationship with its road network. A well preserved network will attract investment and make growth happen. It will also help meet the UN Sustainable Development Goals by improving accessibility and mobility to schools, health facilities and markets. It will [...]

  • Date : 2016
  • Pages : 46
  • PIARC Ref. : 2016R07EN
  • ISBN : 978-2-84060-385-6
• 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
• Assessment of budgetary needs and optimisation of maintenance strategies for multiple assets of road network

  

  Good road infrastructure is a fundamental basis on which to build a strong economy and society. As the ability to conduct proper maintenance is largely influenced by the available budget, budget definition is an important starting point in realising the overall goal. Based on a comprehensive investigation [...]

  • Date : 2016
  • Pages : 44
  • PIARC Ref. : 2016R04EN
  • ISBN : 978-2-84060-378-8
• Estimation of load carrying capacity of bridges based on damage and deficiency

  

  Based on the answers from 18 road authorities in 16 countries this report examines the extent to which an estimation of the load bearing capacity of road bridges is made based on damage and deficiency. The report firstly examines the Codes/Directives/Manuals used for the estimation of the load carrying [...]

  • Date : 2016
  • Pages : 156
  • PIARC Ref. : 2016R02EN
  • ISBN : 978-2-84060-366-5
• The importance of road maintenance

  

  Road infrastructure provides a fundamental foundation to the performance of all national economies, delivering a wide range of economic and social benefits. Adequately maintaining road infrastructure is essential to preserve and enhance those benefits. The importance of maintenance needs to be recognised [...]

  • Date : 2014
  • Pages : 32
  • PIARC Ref. : 2014R02EN
  • ISBN : 978-2-84060-349-8
• 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
• Prioritisation of bridge rehabilitation works

  

  The challenge in bridge management is to ensure that all bridges in a road network remain fit for their intended purpose over their design life and beyond at minimum life cycle cost. The bridge rehabilitation prioritisation process is part of the entire road infrastructure management task and bridge [...]

  • Date : 2012
  • Pages : 58
  • PIARC Ref. : 2012R32EN
  • ISBN : 978-2-84060-300-9
• High level management indicators

  

  This report proposes a methodology for the identification of management indicators useful to road authorities for an efficient management of the road infrastructures they are in charge of. The methodology consists of four steps: the identification of the stakeholders; the analysis of the expectations [...]

  • Date : 2012
  • Pages : 59
  • PIARC Ref. : 2012R22EN
  • ISBN : 978-2-84060-288-1
• Allocation of resources across asset classes

  

  This report presents the approaches used in different countries for the allocation of resources based on road asset management and the prioritization process for maintenance expenditure across different types of assets (pavements, bridges, geotechnical structures, etc.) Answers to an international [...]

  • Date : 2012
  • Pages : 105
  • PIARC Ref. : 2012R21EN
  • ISBN : 978-2-84060-286-5
• 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
• Management of bridge stock

  

  This report presents the results of a survey, to which 16 bridge operators from 11 countries responded, about the management of their bridge stock. The first set of questions deals with the nature of the bridge stock, the management programmes, and the funds allocated yearly for bridge management [...]

  • Date : 2012
  • Pages : 90
  • PIARC Ref. : 2011R05EN
  • ISBN : 2-84060-238-5
• Road tunnels: operational strategies for emergency ventilation

  

  During normal operation, ventilation, whether natural or mechanical, is required to provide a clean air environment and to prevent the accumulation of pollutants. During emergency operation, ventilation is needed to influence the flow of smoke. Smoke control plays a key role to increase the chances [...]

  • Date : 2011
  • Pages : 99
  • PIARC Ref. : 2011R02EN
  • ISBN : 2-84060-234-2
• Tools for road tunnel safety management

  

  This report is dedicated to the basic tools needed for management and decision support on road tunnel safety issues. It defines the general demands on tunnel safety documentation, referring to each of the three different stages of a tunnel project: design-construction, commissioning, operation. An [...]

  • Date : 2009
  • Pages : 125
  • PIARC Ref. : 2009R08EN
  • ISBN : 2-84060-228-8
• 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