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PIARC (World Road Association), founded in 1909 and comprising 125 member governments from all over the world, is the global forum for exchange of knowledge and experience on roads, road transport policies and practices. With consultative status to the Economic and Social Council of the United Nations, the Association is contributing to a stable and sustainable global development of the road and transport sector.

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All PIARC Publications

There are 135 results for your search

  • A Control Speed of 80 km/h for Rural Roads in Germany

    In 2021, about 60% of the people who died in road traffic died on Germany’s rural roads (serious injuries 40% (21,778)). This was almost 1,500 men, women and children in the year before last. The main cause of accidents is excessive speed. These are predominantly driving accidents or accidents in [...]

    • Date : 2025
    • Pages : 4
    • PIARC Ref. : RR404-037
  • Preventing Deer and Moose Accidents Through Road Management Measures - Experiences and Solutions from Finland

    More than 13,953 traffic accidents involving deer and moose are estimated to occur each year in Finland. These accidents cause at least €92 million in costs and lead to 122 personal injuries (3 fatalities) annually. Deer-related accidents are increasing as both deer populations and vehicular travel [...]

    • Date : 2025
    • Pages : 5
    • PIARC Ref. : RR404-045
  • Road Safety Audit of Ellinikon Urban Regeneration Project

    The Ellinikon project involves the transformation of Athens’ former international airport site, covering an area of approximately 6,200,000 sqm, to an urban ecosystem for luxury residences, commercial uses and public enjoyment, including the largest coastal park in Europe of 2,000,000 sqm. The foreseen [...]

    • Date : 2025
    • Pages : 4
    • PIARC Ref. : RR404-050
  • The Rights for Safer Roads for Pedestrians in Indonesia - Case Study: The Walkability Index in Three Metropolitan Along the Bus Rapid Transit Lanes

    Walking from one point to another is part of everyday human life. In outdoor conditions, pedestrians should walk on pedestrian facilities such as sidewalks, zebra crossings, pedestrian bridges both above and below the road, and so on. As part of mobility, pedestrians also have the same rights as road [...]

    • Date : 2025
    • Pages : 4
    • PIARC Ref. : RR404-041
  • Analysis of the Effectiveness of a Speed Indicator Sign as a Traffic Calming Measure on Roads with Separate Carriageways (Motorways) affected by Road Works

    Despite the reduction in the number of accidents and fatalities in recent decades, road safety still remains a major problem worldwide. Although numerous measures are being implemented to reduce accidents on both rural and urban road networks, there is still one recurrent hazard area: roads affected [...]

    • Date : 2025
    • Pages : 4
    • PIARC Ref. : RR404-033
  • Network-Wide Road Safety Assessment in Germany - A Way Towards the Consideration of Proactive Indicators

    Germany is currently using a crash-based procedure for network-wide road safety assessment. This reactive approach is described in the guideline «Recommendations for the Network Safety Management - ESN» from 2003. With the update of the EU-Directive on road infrastructure safety management (2019/1936) [...]

    • Date : 2025
    • Pages : 5
    • PIARC Ref. : RR404-019
  • Raised Safety Platforms Evaluation: A Case Study of a Successful Methodology and Analysis Process

    Intersections are widely known to pose increased risk for road users due to the concentration of conflict points and potential for collisions at non-Safe System speeds. Raised safety platforms (RSPs) have been acknowledged as an effective treatment in reducing vehicle speeds through urban signalised [...]

    • Date : 2025
    • Pages : 4
    • PIARC Ref. : RR404-029
  • Safer Car Drivers and Safer Roads Through a Data and Risk-Based Approach to Road Safety

    In 2016 ANWB (Royal Dutch Touring Club) introduced the Drive Safe ‘pay how you drive’ car insurance. Our goals: offer a car insurance that is much better aligned with the actual risk of the insured driver and improve driving behaviour, which results in less accidents. In addition, supporting road [...]

    • Date : 2025
    • Pages : 5
    • PIARC Ref. : RR404-024
  • Well-Prepared Projects in Low- and Middle-Income Countries - A PIARC Technical Report

    The issue of good preparation of road projects was already dealt with by PIARC Taskforce 1.1 in 2020 and 2021. However, contacts with major organizations concerned, such as Multilateral Development Banks (MDBs), were made difficult during the pandemic. Also, the number of representatives from Low- and [...]

    • Date : 2023
    • Pages : 45
    • PIARC Ref. : 2023R53EN
    • ISBN : 978-2-84060-760-1
  • TS3 - Safety and Sustainability - Safety of the Road System in Romania

    Responsibility for the organisation of road safety in Romania lies with the Ministry of Transport and Infrastructure through the subordinate unit, National Company for Roads Infrastructure Administration (NCRIA SA).

    • Date : 2024
    • Pages : 4
    • PIARC Ref. : RR401-034
  • Road Infrastructure And Transportation Security - A PIARC Technical Report

    This report aims to provide elements for addressing security risks and risk management from criminal and terrorist threats in the various road topics affecting road infrastructure mentioned above, within the conceptual framework, definitions and terminologies provided by the international standards [...]

    • Date : 2023
    • Pages : 215
    • PIARC Ref. : 2023R46EN
    • ISBN : 978-2-84060-838-7
  • Road Safety Audits Guidelines for Road Projects - A PIARC Technical Report

    New road projects are constantly being planned and implemented that do not fully exploit the possibility to improve road safety by better design. This can be because there is either a lack of knowledge and understanding of the fundamental issues or as a result of having to balance the various, often [...]

    • Date : 2023
    • Pages : 79
    • PIARC Ref. : 2023R40EN
    • ISBN : 978-2-84060-828-1
  • Impact of New Propulsion Technologies on Road Tunnel Operations and Safety - A PIARC Technical Report

    Alternative propulsion technologies, including battery-electric vehicles, are becoming more prevalent. Whilst such vehicles remain a small overall proportion of the vehicle fleet, the combination of impacts of Government policy and technological advances in alternative fuels is expected to accelerate [...]

    • Date : 2023
    • Pages : 74
    • PIARC Ref. : 2023R34EN
    • ISBN : 978-2-84060-822-6
  • PIARC Prize - Best Innovation - Efficient Safety Assessment of Expressway Slope Reinforced by Ground Anchors based on Residual Tensile Load Evaluated by Vibration Method

    Ground Anchoring is one of the popular methods for maintaining the stability of expressway slope. To maintain the stabilizing function of the anchors, it is necessary that the anchors are not corroded and the residual tensile load is maintained within the expected range. The soundness of anchor is evaluated [...]

    • Date : 2023
    • Pages : 4
    • PIARC Ref. : RR399-025
  • PIARC Prize Road Safety - Road Management System for Adverse Weather Conditions: Fog and Wind

    The section of the A-8 Cantabrian motorway (hereinafter A-8) near Alto del Fiouco, between km 545+500 and 549+500, is prone to specific weather conditions involving periods of dense fog combined with strong winds. These make driving difficult and sometimes lead to the section’s closure with vehicles [...]

    • Date : 2023
    • Pages : 6
    • PIARC Ref. : RR399-029
  • Saving Lives Around the World With Proven Countermeasures - Technical Report

    Saving Lives Around the World With Proven Countermeasures - Technical Report

    • Date : 2023
    • Pages : 44
    • PIARC Ref. : 2023R32EN
    • ISBN : 978-2-84060-811-0
  • PIARC Road Safety Knowledge Exchange - Special Project

    PIARC has an active role in the efforts to improve road safety worldwide through evidence-based studies, technical reports and other type knowledge products. PIARC Technical Committee 3.1 “Road Safety” recognises that 90% of traffic deaths occur in Low- and Middle-Income Countries, and uses this [...]

    • Date : 2023
    • Pages : 17
    • PIARC Ref. : 2023SP01
    • ISBN : 978-2-84060-787-8
  • Employ Innovation, Technology and Cooperation to Reduce Collisions between Vehicles and Wildlife

    The budget for transportation infrastructure development in most of the world is huge: upgrading of junctions, expansion of roads, building new high-speed train tracks are an integral part of expanding the connectivity between different countries, increasing the movement of goods and freight, and putting [...]

    • Date : 2023
    • Pages : 5
    • PIARC Ref. : RR398-019
  • Specific Road Safety Issues for LMICs: Illustrative Examples - Collection of Case Studies

    The overview of illustrative examples of road safety measures in LMICs as described in this report is a follow up of an earlier literature review, in which we indicated which specific issues do need further attention in LMICs in the coming period up to 2030. The following issues were considered: [...]

    • Date : 2023
    • Pages : 30
    • PIARC Ref. : 2023R13EN
    • ISBN : 978-2-84060-775-5
  • Road Safety in LMICs: Identification and Analysis of Specific Issues - Literature Review

    This report is a deliverable of PIARC working group 3.1.1 Specific road safety issues for LMICs. The working group performed its activities in the period 2019 – 2023. We prepared two deliverables: a) a literature review and b) an overview of case studies. The present report gives the literature [...]

    • Date : 2023
    • Pages : 44
    • PIARC Ref. : 2023R07EN
    • ISBN : 978-2-84060-749-6
  • A Short History of Road Safety in France

    Today, each French citizen travels 35 times farther on the roads, by means other than walking, than they did in 1900. Back then, there were only 3,500 cars on the roads, and some 5 million horse-drawn vehicles. However, the risk of dying on the roads is actually lower today. The number of road deaths [...]

    • Date : 2022
    • Pages : 5
    • PIARC Ref. : RR394-052
  • Well-Prepared Projects

    This collection of case studies includes 17 cases from 10 different countries participating in this task force, plus one case dedicated to the use of the SOURCE platform in the preparation of transportation projects. It comes after our first report delivered earlier in 2021 in which we reviewed the [...]

    • Date : 2022
    • Pages : 123
    • PIARC Ref. : 2022R12EN
    • ISBN : 978-2-84060-687-1
  • Documents Relevant to Road Infrastracture and Transportation Security - Literature Review

    This document contains a review of literature on road infrastructure and transport security. The review focuses on the following topics: · Legislations and policies; · Standards; · Studies and researches; · PIARC reports; · Other reports; · Manuals and books; · Case studies [...]

    • Date : 2022
    • Pages : 265
    • PIARC Ref. : 2022R07EN
    • ISBN : 978-2-84060-682-6
  • Smart Roads Classification

    Traditionally, road network classification systems have focused on two fundamentally opposite dimensions: mobility and accessibility. These classification systems have been adapted to the variable circumstances of countries or regions. However, with Connected and Automated Vehicles (CAVs) coming into [...]

    • Date : 2021
    • Pages : 304
    • PIARC Ref. : 2021SP01
    • ISBN : 978-2-84060-668-0
  • Automated Vehicles - Challenges and Opportunities for Road Operators and Road Authorities - Technical Report

    Vehicle Automation – at SAE levels 3, 4 and 5 – is still in a testing phase in most countries. Many tests at level 3 have been performed successfully on open roads without any changes to the road infrastructure and without any observed impacts on congestion. There are various situations which necessitate [...]

    • Date : 2021
    • Pages : 83
    • PIARC Ref. : 2021R03EN
    • ISBN : 978-2-84060-653-6