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• Earthworks Manual - Specific technical developments - 2B - Treatment of materials

  

  2B - Treatment of materials The Booklet 2B downloadable on this page deals with the treatment of materials. This technique is increasingly carried out to optimize the use of materials under economically advantageous conditions. For Earthworks, the process involves the treatment of natural soils [...]

  • Date : 2021
  • Pages : 159
  • PIARC Ref. : 2021R02BEN
  • ISBN : 978-2-84060-643-7
• COVID-19: Survey of Impacts and Responses from the Global Roads and Transport Sector - Briefing Note

  

  In March 2020, the COVID-19 pandemic took hold across the world, creating massive impacts and challenges for multiple sectors, including roads and transport. PIARC took action rapidly, forming a COVID-19 Response Team and initiating a programme of knowledge-sharing webinars.  The Response Team also [...]

  • Date : 2021
  • Pages : 50
  • PIARC Ref. : 2021BN01EN
  • ISBN : 978-2-84060-647-5
• Use of Recycled Materials in Pavements - Literature review

  

  Back in 2003, PIARC published a report from Technical Committee C7/8 on “Pavement Recycling”. This report contains guidelines for in-place recycling with cement, emulsion or foamed bitumen and hot mix recycling in a plant. The current literature review is part of a set of three publications on [...]

  • Date : 2021
  • Pages : 105
  • PIARC Ref. : 2021LR02EN
  • ISBN : 978-2-84060-646-8
• Improving Road Tunnel Resilience, Considering Safety and Availability - Literature Review

  

  This report contains a review of literature on road tunnel resilience, including more general literature on resilience principles or aspects that could be applied to tunnels. Many definitions for “resilience” were found, but the Working Group decided on the following definition in the context of [...]

  • Date : 2021
  • Pages : 207
  • PIARC Ref. : 2021LR01EN
  • ISBN : 978-2-84060-631-4
• COVID-19: initial impacts and responses to the pandemic from road and transport agencies - Technical Report

  

  The road transport sector, and the organisations and professionals who manage it, is an essential service and PIARC recognized the potential for COVID-19 to cause severe disruption to the road transport sector early on. In mid-March 2020, PIARC moved to establish a formal PIARC COVID-19 Response Team [...]

  • Date : 2020
  • Pages : 150
  • PIARC Ref. : 2020BN03EN
  • ISBN : 978-2-84060-728-4
• Preserve Earthworks and Rural Roads from the Impact of Climate Changes - Technical Report

  

  This report puts together good practices on the various regional approaches to the impacts of climate change on roads and little hydraulic works. The subject has already been addressed during previous PIARC cycles but more on the general geotechnical aspect. It includes the definition of the climatic [...]

  • Date : 2020
  • Pages : 134
  • PIARC Ref. : 2020R02EN
  • ISBN : 978-2-84060-626-0
• Principles for Cooperation and Collaboration between National and Local Road Agencies - Technical Report

  

  This report analyses general areas of cooperation amongst road authorities at the various levels and the various institutional tools utilised to ensure integration. The need for cooperation between national, federal, provincial, state, local and municipal road agencies is becoming more pronounced. Noting [...]

  • Date : 2020
  • Pages : 235
  • PIARC Ref. : 2020R01EN
  • ISBN : 978-2-84060-625-3
• COVID-19: Key Lessons for the Road and Transport Community from the Latest PIARC Webinars - Briefing Note

  

  PIARC organizes weekly online discussions on the response to the COVID-19 crisis. They are open to experts appointed by their National PIARC First delegate and to PIARC Technical Committee / Task Force members. The objective of the sessions is to share knowledge and current practice between PIARC members [...]

  • Date : 2020
  • Pages : 6
  • PIARC Ref. : 2020BN02EN
  • ISBN : 978-2-84060-619-2
• COVID-19: Key Lessons for the Road Community from the first PIARC Webinars - Briefing Note

  

  PIARC organizes weekly online discussions on the response to the COVID-19 crisis. They are open to experts appointed by their National PIARC First delegate and to PIARC Technical Committee / Task Force members. The objective of the sessions is to share knowledge and current practice between PIARC members [...]

  • Date : 2020
  • Pages : 3
  • PIARC Ref. : 2020BN01EN
  • ISBN : 978-2-84060-616-1
• Road Safety - Catalogue Of Case Studies - Rapport technique

  

  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 Practices Using Marginal and Secondary Materials in Rural and Industrial Areas - Technical Report

  

  The use of existing materials in road embankments is an essential issue within the Sustainable Development policies, which have been promoted worldwide for many years. In the World Road Association (PIARC) this subject has been investigated by different Technical Committees over the last 20 years. [...]

  • Date : 2019
  • Pages : 90
  • PIARC Ref. : 2019R43EN
  • ISBN : 978-2-84060-595-9
• Large Underground Interconnected Infrastructure - Technical Report

  

  This report is a continuation of the previous one published in 2016: “Road tunnels: complex underground road networks” (2016R19EN). Its objective is twofold: extend the panel of networks investigated, both geographically and in terms of their complexity and diversity, analyse in a much [...]

  • Date : 2019
  • Pages : 97
  • PIARC Ref. : 2019R42EN
  • ISBN : 978-2-84060-594-2
• Review of Global Road Safety Audit Guidelines – With Specific Consideration for Low- and Middle-Income Countries - Technical Report

  

  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
• Methodological Document for the Establishment of a National Catalogue and Pavement Design Guide - Technical Report

  

  Following the critical review carried out by a joint PIARC/AGEPAR working group, of the 1984 edition of the Practical Guide to Pavement Design for Tropical Countries, produced by CEBTP, PIARC and AGEPAR approved the extension of this work by producing a methodological document for road administrations [...]

  • Date : 2019
  • PIARC Ref. : 2019R40EN
• Implementation of National Safe System Policies: A Challenge - Technical Report

  

  This report provides a contribution to global road safety through a summary of National Safe System Policies and Implementation in relation to the Safe System approach. The report also highlights the steps that low, middle and high-income countries alike can take to accelerate progress towards Safe [...]

  • Date : 2019
  • Pages : 80
  • PIARC Ref. : 2019R39EN
  • ISBN : 978-2-84060-585-0
• General Concept and Requirements for Asset Management Training Courses - Technical Report

  

  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
• Bridge Design Toward Improved Inspection And Maintenance - Technical Report

  

  The principle of designing bridges while having in mind the future inspections and maintenance has often been overlooked in the past, when in the design stage greater emphasis was placed on firstly fulfilling just the "initial requirements" of the bridge – mainly structural safety and serviceability [...]

  • Date : 2019
  • Pages : 98
  • PIARC Ref. : 2019R37EN
  • ISBN : 978-2-84060-574-4
• Best Practice Guide to Air Quality in Relation to Road Operations - Technical Report

  

  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
• Ex-Post Evaluation of Road Projects - Technical Report

  

  Effective planning and policy development depend, in part, on the availability of suitable models for predicting the effects of project alternatives, and on an understanding of model limitations. A Swedish case study illustrates how the predictive models can be improved by incorporating the lessons [...]

  • Date : 2019
  • Pages : 92
  • PIARC Ref. : 2019R34EN
  • ISBN : 978-2-84060-569-0
• Green Paving Solutions and Sustainable Pavement Materials - Technical Report

  

  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
• Journey Time and Travel Reliability - Technical Report

  

  Travel time reliability has been put by all stakeholders in the transport arena at the centre of attention: transport planners, operators and users agree on the need to take actions for more reliable transport systems. Although the framework is clear in terms of the stakeholders’ claims, the theoretical [...]

  • Date : 2019
  • Pages : 92
  • PIARC Ref. : 2019R35EN
  • ISBN : 978-2-84060-570-6
• 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
• Traffic Noise – Best Practice Guide - Technical Report

  

  In recent years, knowledge about the health effects of traffic noise has grown substantially. Many studies have found that long-term exposure to traffic noise is associated with various health impacts such as sleep disturbance, cardiovascular disease and depression. While there remain knowledge gaps [...]

  • Date : 2019
  • Pages : 214
  • PIARC Ref. : 2019R36EN
  • ISBN : 978-2-84060-571-3
• Damage and Deterioration Assessment Decision-Making for Highway Bridge Safety - Technical Report

  

  Bridge owners in most countries routinely assess bridge damage and deterioration to ensure the safety of the traveling public and appropriately manage the service life of a bridge. While in service, bridge owners discover damage or deterioration under two main circumstances. Firstly, damage or deterioration [...]

  • Date : 2019
  • Pages : 66
  • PIARC Ref. : 2019R28EN
  • ISBN : 978-2-84060-562-1
• 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