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• Introducing co-modality

  

  This article introduces the concept of co-modality, as, 'the efficient use of different modes on their own an in combination will result in an optimal and sustainable utilisation of resources'.

  • Date : 2013
  • Pages : 8
  • PIARC Ref. : RR358-056
• Introductory Article

  

  In recent years, the focus of policy makers and transport planners has shifted from moving vehicles, to moving people and goods and seeking to moderate transport demand.With this shift has come a greater focus on optimising the use of the transport system, although this has often been on a modal basis [...]

  • Date : 2013
  • Pages : 2
  • PIARC Ref. : RR358-024
• Public sector governance of urban freight management

  

  The article summarizes the findings of an analysis of case studies and presents a partnership based framework to address the challenges of urban freight management.

  • Date : 2013
  • Pages : 14
  • PIARC Ref. : RR358-036
• Road pricing for heavy vehicles: a key for financing road infrastructure? A successful example in Austria

  

  This article presents the experience of Austria to introduce an electronic charging system for heavy vehicles. It describes the background, evolution and objectives of the charging system, and concludes on the Austrian experience.

  • Date : 2013
  • Pages : 6
  • PIARC Ref. : RR358-050
• Quiet pavement technologies

  

  This report presents the two distinct approaches for reducing the problems caused by noise pollution: the "integrated planning" approach to transportation and land use, and the corrective approach through abatement measures (low noise pavements, anti-noise screens, berms, traffic management such as [...]

  • Date : 2013
  • Pages : 105
  • PIARC Ref. : 2013R10EN
  • ISBN : 978-2-84060-327-6
• Road accident investigation guidelines for road engineers

  

  In order to improve road safety, availability of accident data and an understanding of the circumstances that lead to crashes are of vital importance. The purpose of Road Accident Investigation (RAI) is to help road engineers detect road infrastructure deficiencies that influence an accident, in order [...]

  • Date : 2013
  • Pages : 51
  • PIARC Ref. : 2013R07EN
  • ISBN : 978-2-84060-321-4
• 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
• Risk evaluation, current practice for risk evaluation for road tunnels

  

  This report is intended to provide discussion on the various established strategies for the evaluation of the results of a risk analysis for the risk assessment of road tunnels. After a presentation of background information on risk evaluation, the principles of the different approaches, both qualitative [...]

  • Date : 2013
  • Pages : 91
  • PIARC Ref. : 2012R23EN
  • ISBN : 978-2-84060-290-3
• 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
• Communication with road users in winter conditions

  

  This report is based on the answers to a survey from 25 countries or state agencies. It addresses the following sub-topics: informing road users about changeable road/traffic conditions; usage of on-road installed devices for informing road users bout changeable road/traffic conditions; individual [...]

  • Date : 2013
  • Pages : 50
  • PIARC Ref. : 2013R03EN
  • ISBN : 978-2-84060-313-9
• Sustainable development and winter service

  

  In its first part, the report reviews and analyses some existing methods that integrate the sustainable development approach for road infrastructure projects or road services, in various countries. Based on this state-of the-art review, it is concluded that the descriptive checklist approach is found [...]

  • Date : 2013
  • Pages : 34
  • PIARC Ref. : 2013R04EN
  • ISBN : 978-2-84060-314-6
• Strategies for balancing urban transport to improve mobility and reduce road congestion

  

  This report reviews the factors having a main impact on the supply and demand for road capacity, before it considers the strategies which allow to address congestion and improve mobility of persons in urban areas. From different case studies, the report reviews nine strategies: promoting public [...]

  • Date : 2013
  • Pages : 125
  • PIARC Ref. : 2013R02EN
  • ISBN : 978-2-84060-311-5
• 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
• Climate changes and investment strategies for existing road networks

  

  This article considers how the risks which climate change poses to infrastructure might be managed.

  • Date : 2013
  • Pages : 10
  • PIARC Ref. : RR357-064
• Electric vs. Gasoline-powered vehicles: the effects on a nation's economic production and public finances

  

  This article will explore the comparative economic effects of a Gasoline-powered Vehicle (GV) and an EV within the same market segment, relative to economic production and public finances at the national level.

  • Date : 2013
  • Pages : 8
  • PIARC Ref. : RR357-050
• Global travel growth, estimated future needs for road infrastructure and impacts on energy demands and carbon emissions: an analysis

  

  This article presents an analysis of future scenarios in global traffic growth. Each scenario has different travel patterns and technology adoption rates and the authors explore the consequential need for road infrastructure and the impacts on energy demands and carbon emissions at the global level. [...]

  • Date : 2013
  • Pages : 8
  • PIARC Ref. : RR357-026
• Introductory article

  

  The articles expose the complexity of responding to the two climate change challenges.

  • Date : 2013
  • Pages : 2
  • PIARC Ref. : RR357-024
• Looking at Europe's extreme weather costs for transportation in 2040

  

  This article presents the EWENT (Extreme Weather impacts on European Networks of Transport) project's key results, though, the major concern of extreme weather impacts are still a safety issue.

  • Date : 2013
  • Pages : 8
  • PIARC Ref. : RR357-074
• New options for mobility and transport infrastructure in the post-carbon society

  

  This article argues that we need to consider new options for mobility and transport infrastructure in a post fossil fuel society. It also argues that the path already taken by developed countries does not provide a route map for those that are following. How to deliver new options across the varying [...]

  • Date : 2013
  • Pages : 10
  • PIARC Ref. : RR357-034
• Norway: the successful establishment of a market for electric vehicles

  

  This article provides a national case study of the implementation of an electric vehicle strategy through an approach of fiscal incentives and public/private partnership.

  • Date : 2013
  • Pages : 6
  • PIARC Ref. : RR357-058
• Purchase subsidy schemes for electric cars: good value for money for society?

  

  This article addresses changing vehicle technology where different considerations and experience relating to the introduction of electric vehicles are discussed.

  • Date : 2013
  • Pages : 6
  • PIARC Ref. : RR357-044
• The 1920's as Mexico's road modernization decade

  

  Railroad technological progress and development in Mexico, under President Porfirio Díaz, was astonishing at the start of the 20 th century; this was in sharp contrast to the deplorable state of the road network. Diaz's policies, exacerbated by the civil war in Mexico(the Revolution war which ran [...]

  • Date : 2013
  • Pages : 6
  • PIARC Ref. : RR357-082
• 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
• Road bridges improvement of durability in design and construction

  

  This 62-page report compiled by Technical Committee 4.4 has sought to pool the experience of the members ofthe committee in respect of current design and construction philosophy in identifying and responding to perceived durability problems of engineering structures. A questionnaire was formulated [...]

  • Date : 2013
  • Pages : 62
  • PIARC Ref. : 2012R34EN
  • ISBN : 978-2-84060-302-3