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• 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
• Impacts of changes in winter severity on winter maintenance

  

  Data from the past years indicate a significant evolution and change in temperature profiles, precipitation, and generally deviation from traditional seasonal cycles. For example snow events became more intense and sudden, and forecasts are getting more difficult. Based on Intergovernmental Panel on [...]

  • Date : 2014
  • Pages : 41
  • PIARC Ref. : 2013R13EN
  • ISBN : 978-2-84060-330-6
• Risks associated with natural disasters, climate change, man-made disasters and security threats

  

  This report presents: the methodological approach developed in the United States CAPTA (Costing Asset Protection: An All Hazards Guide for Transportation Agencies) for evaluating risks associated with all hazards; a set of practical techniques, developed in Japan,for managing risks associated [...]

  • Date : 2013
  • Pages : 252
  • PIARC Ref. : 2013R12EN
  • ISBN : 978-2-84060-333-7
• Intermodal freight terminals - Challenges and good practices

  

  This report has been prepared by the Technical Committee B.4 Freight Transport and Intermodality of the World Road Association (PIARC). The report is organized in four main chapters: Chapter 1 identifies key stakeholders and describes the different types and functions of terminals which interact [...]

  • Date : 2013
  • Pages : 218
  • PIARC Ref. : 2013R05EN
  • ISBN : 978-2-84060-315-3
• Human factors in road design. Review of design standards in nine countries

  

  This report reviews how human factors are explicitly or implicitly considered in the current road design standards of the following countries : Australia, Canada, China, Czech Republic, France, Hungary, Japan, the Netherlands and Portugal. The report focuses on design features as they relate to the [...]

  • Date : 2012
  • Pages : 212
  • PIARC Ref. : 2012R36EN
  • ISBN : 978-2-84060-306-1
• Practices on involvement of local community in rural roads

  

  A rural road network is a basic community asset which has tremendous bearing on socio-economic development of rural communities, therefore; involvement of communities is critical in projects or works aimed at providing rural accessibility. The report discusses the roles that a community can play in [...]

  • Date : 2013
  • Pages : 77
  • PIARC Ref. : 2013R11EN
  • ISBN : 978-2-84060-329-0
• 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
• 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
• Social acceptance of risk and their perception

  

  This report was prepared by PIARC Technical Committee C3. It consists of 101 pages, including 40 pages of appendices (appendix A consists of 4 case-studies while appendix B presents the results of a survey on perception and social acceptance of risks). Chapter 1 presents the factors influencing risk [...]

  • Date : 2013
  • Pages : 118
  • PIARC Ref. : 2012R30EN
  • ISBN : 978-2-84060-298-9
• A study of winter service management systems and road user information

  

  Winter Service Management Systems (WSMS) are a developing technology currently implemented in some countries with marginal and cold winter climates. The report examines the conditions for the successful development and implementation of such systems. It also deals with the issues of sharing information [...]

  • Date : 2012
  • Pages : 85
  • PIARC Ref. : 2012R35EN
  • ISBN : 978-2-84060-303-0
• Comparison of national road safety policies and plans

  

  This Report examines the road safety performance of several nations, reviews reported policies and strategies in jurisdictions and attempts to establish linkages between adopted and implemented road safety policies, overarching multi - year strategies and performance outcomes. The findings are built [...]

  • Date : 2012
  • Pages : 304
  • PIARC Ref. : 2012R31EN
  • ISBN : 978-2-84060-264-4
• Increase the durability and lifetime of existing bridges

  

  The scope of this study is to present a library of examples on methods of minimizing the maintenance or repair cost or the traffic restrictions through increasing the durability and lifetime of existing bridges or structure components. 49 examples from Europe, Japan, New Zealand, North America and South [...]

  • Date : 2012
  • Pages : 56
  • PIARC Ref. : 2012R33EN
  • ISBN : 978-2-84060-301-6
• 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
• Road safety inspection guidelines for safety checks of existing roads

  

  A Road Safety Inspection (RSI) is a systematic, on site review, conducted by road safety expert(s), of an existing road or section of road to identify hazardous conditions, faults and deficiencies that may lead to serious accidents. After defining what is a road safety inspection, the report details [...]

  • Date : 2012
  • Pages : 83
  • PIARC Ref. : 2012R27EN
  • ISBN : 978-2-84060-259-8
• 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