All PIARC Publications

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  • 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 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
  • General Concept and Requirements for Asset Management Training Courses

    During PIARC work cycle of 2011-2015, the comprehensive Asset Management Manual was developed and presented as a draft version at the 25th World Road Congress 2015 in Seoul, Korea. The first full on-line version of the manual was made available in 2017. Asset Management Manual is available on the PIARC [...]

    • Date : 2019
    • Pages : 64
    • PIARC Ref. : 2019R38EN
    • ISBN : 978-2-84060-583-6
  • 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
  • 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 : 178
    • PIARC Ref. : 2019R26EN
    • ISBN : 978-2-84060-560-7
  • Innovative Approaches to Asset Management

    “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
  • 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
  • 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
  • Cooperative Vehicle Highway Systems

    We can consider that the most recent developments of the vehicles are: the massive deployment of sensors, actuators and computers allowing to develop a kind of "vehicle and transport system intelligence"; their ability to communicate among themselves or with the infrastructure through the concept [...]

    • Date : 2016
    • Pages : 51
    • PIARC Ref. : 2016R08EN
    • ISBN : 978-2-84060-386-3
  • 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
  • Methodologies and tools for risk assessment and management applied to road operations

    This report deals with methodologies and tools for risk assessment and management applied to road operations including managing risks in relation to the climate change. Chapter 1 of this report starts with a classification of methodologies for risk management of road infrastructure. Particular attention [...]

    • Date : 2016
    • Pages : 54
    • PIARC Ref. : 2016R12EN
    • ISBN : 978-2-84060-394-8
  • Road network management for improved mobility

    It is useful to review the term "Intelligent Transport Systems (ITS)" in this report. According to the PIARC ITS Handbook, ITS is a generic term to mean integrated communications, control technologies and information processing systems for transport applications. However, in this report, we consider [...]

    • Date : 2016
    • Pages : 53
    • PIARC Ref. : 2016R11EN
    • ISBN : 978-2-84060-393-1
  • 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
  • Uses of ITS including consideration of planning for future improvements, upgrades and the economy

    Economic growth typically results in an increase of both freight and passenger traffic. This generally compounds the problems in transportation systems. ITS technologies have been widely used to mitigate many of these transportation challenges and will continue to play an increasingly important role [...]

    • Date : 2016
    • Pages : 43
    • PIARC Ref. : 2016R10EN
    • ISBN : 978-2-84060-391-7
  • 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
  • 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
  • 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

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