Papers
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Safety effects of low-cost engineering measures. An observational study in a Portuguese multilane road
Single carriageway multilane roads are not, in general, a very safe type of road, mainly because of the high number of seriously injured victims in head-on collisions, when compared with dual carriageway multilane roads, with a median barrier.In this paper the results of a study on the effect of the application of several low cost engineering measures, aimed at road infrastructure correction and road safety improvement on a multilane road EN6), are presented. The study was developed by the National Laboratory of Civil Engineering (LNEC) for the Portuguese Road Administration and involved a comparison of selected aspects of motorized trafficbehaviour (traffic volumes and speeds) measured in several sections of EN6, as well as monitoring of road safety developments in the same road. The applied low cost engineering measures allowed a reductionof 10% in the expected annual number of personal injury accidents and a 70% decrease in the expected annual number of head-on collisions; the expected annual frequency of accidents involving killed and seriously injured persons was reduced by 26%.
Year: 2012
Number Pages:
7.
Author(s): Vieira Gomes, S.; Cardoso, J. L.
: Accident Analysis and Prevention
Editor: Elsevier
Volume:
Volume 48.
Keywords: Road safety; Low-cost engineering measures; Median; Before
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The influence of the infrastructure characteristics in urban road accidents occurrence
This paper summarizes the result of a study which contributes to the improvement of road safety in urban areas, through the creation of tools that can be used in intervention methods in the planning and management of road networks.The first tool relates the creation of a geocoded database of road accident occurred in Lisbon between 2004 and 2007, which allowed the definition of digital maps, with the possibility of a wide range of consultations and crossing of information.The second tool concerns the development of models to estimate the frequency of accidents on urban networks, according to different desegregations: road element (intersections and segments); type ofaccident; and inclusion of explanatory variables related to the road environment.
Year: 2012
Number Pages:
11.
Author(s): Vieira Gomes, S.
: Accident Analysis & Prevention
Editor: Elsevier
Volume:
Volume 48.
Keywords: Urban segments; Urban intersections; Accident prediction models; Gis
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An Alternative Revealed Preference Approach for Valuing Traffic Noise Indoors: using ex ante ande ex post choices of apartments
The research reported in this paper is based on a hypothetical revealed preference experiment for valuing traffic noise nuisance as perceived in the interior of apartments located in Lisbon. The experiment used both the observed behavior of householders
Year: 2011
Number Pages:
7p.
Author(s): Arsénio, E.
: Proceedings of the INTERNOISE 2011 "Sound Environment and a Global Issue"
Editor: I-INCE (International Institute of Noise Control Engineering)
Keywords: Costs and benefits; Traffic noise; Random parameters logit model; Economic valuation
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Bayesian Models for the Detection of High Risk Locations on Portuguese Motorways
Hierarchical Bayesian regression models, with differing hyper-prior distributions, are considered as accident prediction models to be fitted on data collected over several years on the Portuguese motorway network. A sensitivity analysis is performed by way of simulation to investigate the practical implications of the choice of informative hyper-priors (Gamma, Christiansen and Uniform) and non-informative Gamma, as well as various sample sizes and years of aggregated data, on the results of a road safety analysis, in particular, at detecting high accident risk locations. It was concluded that informative hyper-priors were best at detecting hotspots when small sample sizes were considered. For bigger samples the various hyper-priors produced equivalent outcomes. Furthermore, more accurate results were obtained when more years of data were analyzed.
Year: 2011
Number Pages:
10.
Author(s): Azeredo Lopes, S.; Cardoso, J. L.
: Applications of Statistics and Probability in Civil Engineering
Editor: Taylor & Francis Group
Keywords: Accident prediction models; High accident risk locations; Hierarchical regression models; Bayesian analysis
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Promoting Walking and Cycling for Setting Local Carbon Markets: a case study in Portugal
In several cities around the world, measures have been taken to encourage and promote walking and cycling, herein designated as soft mobility modes, which had a high success and contributed to a more sustainable transport system. Within the European context, Portugal has one of the lowest modal split shares of walking and cycling. This is mainly the result of several decades of a transport planning process oriented to road transport infrastructures
Year: 2009
Number Pages:
20 p..
Author(s): Viegas, F.; Arsénio, E.; Neves, J.
Editor: AET
Keywords: Método de preferências declaradas; Modos de transporte suaves; Mercados de carbono; Mobilidade sustentável
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What can be learnt from stated choice experiments in transport noise valuation?
Although stated choice applications to the valuation of transport noise remain novel, there is now a growing body of evidence from which to draw insights into the results and the appropriateness of the methodological approach. This paper draws on the evidence available, which includes four studies by the authors utilising stated choice experiments to value aircraft noise at Lyon, Manchester and Athens airports and road traffic noise in Edinburgh and Lisbon and other key studies.
Year: 2009
Number Pages:
10 pag.
Author(s): Bristow, A.; Wardman, M.; Arsénio, E.; Thanos, S.
Keywords: Aviation noise externalties; Stated preference methods
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The use of international data on fuel sales and vehicle fleet for the estimation of yearly national traffic volumes
International comparisons are frequently used to assess the road safety performance of a country or to monitor its development over time, at a national or regional level. In most instances either accident or injury risks have to be considered, which results in the need for a quantitative estimation of the amount of travel, namely traffic volumes. Only in special cases may risks be indirectly compared using methods of induced exposure.The required data on traffic volumes is not always readily available. This is especially true if old data or data from several countries for a long period are to be used, as in comparative time series analysis. Several simplifying assumptions can be adopted to bypass this lack of data but often the estimates resulting from these simple assumptions are not entirely satisfactory.Between 1996 and 1998 the European Union (EU) sponsored, within the scope of the 4th Research Framework Programme, a COST Action (COST 329) to analyse and establish a common methodological framework for description and analysis of safety developments
Year: 2005
Number Pages:
207-215.
Author(s): Cardoso, J. L.
: Accident Analysis and Prevention
Editor: Elsevier
Volume:
37.
Keywords: Traffic volume; Accident risk; Road Safety
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Comunicação
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Benchmarking road safety in Latin American countries
Benchmarking can be defined as a systematic process of searching for best practices, innovative ideas and highly effective operating procedures that lead to superior performance. In this sense, benchmarking is the first step to learn from the results obtained by others "in the same class." This paper presents the results from a research project with the aim of developing a methodology to assess road safety performances in ten Latin American countries and benchmark their performance against a set of indicators and best practices leading to a set of recommendations for individual countries and for other stakeholders to further improve road safety. The methodological approach was based on the road safety target hierarchy used in the SUNflower project, which requires a clear understanding of traffic safety processes at different levels in the hierarchy, as well as the causes and consequences that lead to casualties and costs for society. The participating countries were Argentina, Brazil, Chile, Colombia, Costa Rica, Cuba, Ecuador, Mexico, Paraguay and Uruguay. The comparisons between them allowed to identify the similarities and differences, not only on the number of crashes and casualties, but also on the factors, circumstances and events that influence the risk of crashes and the severity of their outcome. Several aspects were deeply analysed, namely road safety strategies, including key interventions and main stakeholders, the main characteristics of the road transport system, and the trends in fatal injuries and crashes. A special focus was given to the following subjects: pedestrians, powered two-wheelers, drink and driving, speed, seat belts and child restraint use, road infrastructure and trauma management. Beyond the specific recommendations for each country, this study also recommends further research. Road safety data collection and analysis has to be improved in Latin American countries in order to build a solid basis for policymaking on road safety.
Year: 2018
Author(s): Vieira Gomes, S.; Wegman, F.; Feypell, V.
Editor: ITF Summit 2018
Keywords: Data collection; Latin America; Benchmarking; Road safety
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Collaborative action plans for sustainable urban mobility in the algarve region: a new tool for low carbon and social integration?
This paper is built on an innovative experience of the Intermunicipal Community of the Algarve Region (Regional Transport Authority), scientifically supported by the LNEC in Portugal, that comprised the development of the designated "Action Plans for Sustainable Mobility" (PAMUS) for the region, a network of sixteen cities. Following the Regional Operation Program, these plans were "to support the transition for a low carbon economy in all sectors" and, also, the investment priority "Promotion of low carbon in all the territory, namely urban areas, including the promotion of sustainable and multimodal urban mobility, adaptation and mitigation measures" (of energy consumption and CO2 emissions). The development of the PAMUS in the Algarve region comprised several interconnected components: an integrated approach for the development of plans that included a collaborative platform of stakeholders, a communication strategy to the public and a technological component to be used by the people (app VAMUS) and the acquiistion of cycling data for the region (STRAVA interface). In July 2016, the sixteen Mayors of the region signed a letter of commitment and agreed to work together towards sustainable mobility goals. This collective action represented a disruptive governance step aiming to trigger a positive behaviour change towards low carbon transport where cycling and walking have a role. The novel features of the successful experience of the PAMUS developed in the Algarve region will be presented and discussed considering other international planning experiences in Europe (e.g. France) and beyond Europe (e.g. Brazil).
Year: 2018
Number Pages:
26p.
Author(s): Arsénio, E.; Coelho, J.; Machado, L.
Editor: European Cyclists Federation (ECF)
Keywords: Comunidade Intermunicipal do Algarve; Brasil; Neutralidade carbónica; Multimodalidade; Equidade social; Descarbonisação; Planos de mobilidade urbana; Mobilidade em bicicleta; Planeamento de transportes; Mobilidade sustentável
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Contributions des plans de mobilité urbaine soutenable en Europe, en France et au Brésil pour les objectifs d
Cet article utilise un partage d'expériences en Europe, entre la France et le Brésil pour analyser comment les objectifs d
Year: 2018
Number Pages:
27p.
Author(s): Heddebaut, O.; Arsénio, E.; Machado, L.
Editor: ENTPE e Revue canadienne des sciences régionales
Keywords: Economia de transportes; Planeamento de transportes; Politiques de transport; Equidade social; Mobilidade sustentável; Multimodalité; Mobilité durable; Plans de mobilité urbaine soutenable; Brésil; Europe
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Cooperation across transport modes to develop common research objectives for the reduction of energy consumption and carbon emissions
Greater cooperation across transport modes in research and development activities has the potential to develop systems thinking, optimise use of resources and improve services for customers. This paper presents the findings of a Horizon 2020 project called Users, Safety, Security and Energy in Transport Infrastructure (USE-iT) which aimed to encourage greater cross-modal collaboration, through the identification of common challenges and development of a cross-modal research roadmap to address these. USE-iT and its sister project FOX identified more than 300 technologies, processes and systems that could benefit from a cross-modal approach. The involvement of industry was an integral part of this process, and a key objective of the project was to bring together stakeholders from all modes to facilitate knowledge transfer and develop a network for future cooperation. The paper focuses on research supporting the reduction of energy consumption and carbon emissions across transport modes, which was one of four topic areas addressed by USE-iT.
Year: 2018
Number Pages:
10p.
Author(s): Reeves, S.; Lamb, M.; Arsénio, E.; Zofka, E.
Editor: Austrian Institute of Technology e Comissão Europeia
Keywords: Cross-modal; Energy efficiency; Greenhouse gas emissions; Climate chage mitigation; Decarbonisation
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Gestão da Segurança Rodoviária em Áreas urbanas.
Nesta palestra, foram sumariadas as principais tarefas do Núcleo de Planeamento de Tráfego e Segurança do Departamento de Transportes do LNEC na Gestão da Segurança Rodoviária em Áreas Urbanas. A utilização de Sistemas de Informação Geográfica (SIG) e modelos matemáticos, como as distribuições de Poisson ou Binomial Negativa, foi destacada como ferramenta fundamental para analisar dados sobre acidentes e identificar padrões de risco.A palestra também abordou a identificação de zonas com maior frequência de acidentes, permitindo priorizar áreas para intervenção, como a reconfiguração de intersecções e a melhoria da sinalização. A gestão de velocidades, através de medidas como zonas de 30 km/h e lombas redutoras de velocidade, foi apresentada como uma estratégia importante para reduzir a sinistralidade e melhorar a segurança e a convivência entre os diferentes utilizadores da via.
Year: 2018
Author(s): Vieira Gomes, S.
Editor: Faculdade da Serra Gaúcha
Keywords: Areas urbanas; Gestão da segurança rodoviária
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Descrevem-se os impactes da sobrecarga dos veículos pesados (peso bruto e carga por eixo) na durabilidade da infraestrutura (pavimentos e obras de arte), na operação das rodovias (capacidade, níveis de serviço e segurança rodoviária), na economia (custos do transporte), bem como no ambiente (emissões aéreas).
Year: 2018
Number Pages:
5p.
Author(s): Cardoso, J. L.
Editor: Organisme National de Contrôle Technique des Travaux Publics
Keywords: Veículos pesados; Tráfego rodoviário
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Planeamento de transportes, mobilidade sustentável e tráfego
Esta comunicação abordou os principais tópicos relacionados com o Planeamento de Transportes, Mobilidade Sustentável e Tráfego, no contexto do módulo sobre Planeamento, Construção e Gestão de Infraestruturas de Transporte. A relação entre o planeamento de transportes e a organização do território foi discutida, destacando como a integração do uso do solo no desenvolvimento das infraestruturas de transporte pode promover uma mobilidade eficiente e acessível. Foram também apresentadas estratégias para promover uma mobilidade urbana sustentável, com ênfase na redução da dependência do automóvel, no incentivo aos modos de transporte ativos, como caminhar e andar de bicicleta, e na melhoria da oferta de transporte público. Adicionalmente, foi feita uma análise dos modelos de micro-mobilidade, como bicicletas e trotinetas elétricas, abordando as suas potencialidades e desafios no contexto urbano, bem como a forma como podem ser integrados de forma segura e eficiente no sistema de transporte urbano. A discussão destacou a importância de um planeamento integrado e sustentável para a construção de infraestruturas de transporte que atendam às necessidades atuais e futuras das cidades, promovendo um ambiente urbano mais seguro, acessível e ecológico.
Year: 2018
Author(s): Vieira Gomes, S.
Editor: Faculdade da Serra Gaúcha
Keywords: Modelos de micro simulação em sistemas de tráfego rodoviário; Mobilidade urbana sustentável; Planeamento de transportes e usos do solo
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Public transport proximity impact on property value. Evidences from Bucharest residential market
Transport plays a crucial role in urban development by providing access for people to education, markets, employment, recreation, health care and other key services.Cities which prioritize public transport and non-motorized modes are considered at the top of surveys measuring urban quality of life.Concerns over the quality of life have spread to the growing use of active transportation modes, and as so, proximity to the public transportation system is highly valued.The relationship between public transport accessibility and residential land value is the subject of many recentresearches.A house located near public transports will tend to be sold at higher prices. This is due to the convenience that public transportation brings to its influence area, enabling quickaccess to the network and reduced travel times. However, some studies have found that this proximity can induce adverse effects on property values. So far no major conclusions were achieved
Year: 2018
Author(s): Vieira Gomes, S.; Ciora, C.; Anghel, I.
Editor: 25ª Conferencia Anual da European Real Estate Society
Keywords: Property value; Public transport; Urban planning
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Public transport proximity impact on property value. Evidences from Bucharest residential market.
Transport plays a crucial role in urban development by providing access for people to education, markets, employment, recreation, health care and other key services. Cities which prioritize public transport and non-motorized modes are considered at the top of surveys measuring urban quality of life. Concerns over the quality of life have spread to the growing use of active transportation modes, and as so, proximity to the public transportation system is highly valued. The relationship between public transport accessibility and residential land value is the subject of many recent researches. A house located near public transports will tend to be sold at higher prices. This is due to the convenience that public transportation brings to its influence area, enabling quick access to the network and reduced travel times. However, some studies have found that this proximity can induce adverse effects on property values. The main concern of this paper is to address the importance of a public transport subway system in urban areas, and to analyse the effect of housing distance to stations has in real estate prices. A geocoded database integrated in a geographical information system was used, containing information on housing unit
Year: 2018
Author(s): Vieira Gomes, S.; Ciora, C.; Anghel, I.
Editor: ERES
Keywords: GIS; Bucharest; Property value; Public transport
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The severity of pedestrian crashes in Lisbon
BackgroundSpatial organization in cities has often taken a special attention to motor vehicles requirements, and neglecting pedestrians and cyclists
Year: 2018
Author(s): Vieira Gomes, S.; Roque, C. A.; Cardoso, J. L.
Editor: ICTCT
Keywords: GIS; Multinomial logit model; Build environment; Injury severity; Pedestrian safety
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Books
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The effect of low cost engineering measures and enforcement on driver behaviour and safety on single carriageway interurban trunk roads. In Advances in Human Aspects of Road and Rail Transportation.
The application of low-cost road and traffic engineering measures (LCEM) is a cost-effective method for reducing accidents and their consequences. Empirical evidence shows that enforcement contributes to improvements on driving behaviour and road safety; however, results from reducing enforcement are seldom presented.In this paper a presentation is made of the impact LCEM and changes in enforcement intensity had on selected driving behaviour variables and safety levels on a 170 km single carriageway trunk road. LCEM were implemented on the road, followed a year later by the commitment of exceptionally intense and severe law enforcement and, after two years, its relaxation. The impacts of these safety interventions were evaluated through observational before-after studies. The expected number of injury accidents was reduced by 41% (less 75% fatalities), when considering the combined effect of LCEM and enforcement; suppression of strict enforcement was related to a 20% increase in the number of fatalities.
Year: 2012
Number Pages:
10.
Author(s): Cardoso, J. L.
Editor: CRC Press Taylor & Francis Group
Keywords: Driving behaviour; Low cost measures; Safety effects
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Application of a gap-graded asphalt rubber wearing course in the rehabilitation of the pavement of a stretch of the national road EN1 located in the north of Portugal - Field and laboratory case study
This case study refers to a successful application of an asphalt rubber wearing course in the frame ofthe rehabilitation of the pavement of the National Road EN 1 between Landiosa and Picoto.It concerns asphalt rubber manufactured by the wet process, using gap-graded aggregates. / O presente caso de estudo refere-se à aplicação bem sucedida de misturas com betume modificadocom borracha reciclada de pneus em camada de desgaste, no âmbito das obras de reabilitação dopavimento da estrada nacional EN 1, entre Landiosa e Picoto.Diz respeito, em particular, ao fabrico, por via húmida, de mistura betuminosa com borrachautilizando agregados com granulometria descontínua.
Year: 2010
Number Pages:
20pp.
Author(s): Batista, F. A.; Antunes, M. L.
Editor: LNEC
Volume:
NS 124
Keywords: Laboratory test; In situ test; National road; Rubber; Recycled materials; Road pavement rehabilitation; Asphaltic road pavement; Asphalt; Pt
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Modos Suaves, Manual de Boas Práticas para uma Mobilidade Sustentável
Manual de boas práticas para uma mobilidade sustentável, no âmbito do projecto nacional "Mobilidade Sustentável" coordenado pela Agência portuguesa do Ambiente (Vol. II). O projecto Mobilidade Sustentável envolveu uma rede de 15 centros de investigação/universidades do país, incluindo o LNEC.
Year: 2010
Number Pages:
274p..
Author(s): Arsénio, E.; Viegas, F.
Editor: Agência Portuguesa do Ambiente (APA)
Volume:
Vol. II.
Keywords: Boas práticas; Portugal; Municípios; Planos de mobilidade; Mobilidade sustentável
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Projecto Mobilidade Sustentável. Concepção, Principais Conclusões e Recomendações
Nesta publicação apresentam-se os aspectos relativos à concepção do projecto Mobilidade Sustentável, principais conclusões e recomendações.
Year: 2010
Number Pages:
80p..
Author(s): Arsénio, E.; Viegas, F.
Editor: Agência Portuguesa do Ambiente (APA)
Volume:
Volume I.
Keywords: Planeamento de transportes; Mobilidade sustentável
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Capítulo de Livro
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Intelligent Traffic Monitoring Systems
Traffic management is gaining increasing importance in solving the major problem of traffic congestion present in many countries. Traditional techniques of RADAR, LIDAR and LASAR to address this problem are no longer an efficient solution, as they are time-consuming and expensive. In this modern age of growing technology and population, challenges are being overcome with several new ways to make the traffic system smarter, more reliable and robust, considering the overall interaction of all the traffic components: vehicles, drivers and pedestrians. These systems are largely supported on Intelligent Traffic System (ITS), and their applications are mostly dedicated to traffic monitoring based on video processing, vehicle detection and tracking. Intelligent surveillance systems may also employ computer vision and pattern recognition techniques. This chapter addresses these new solutions that are being used for traffic management, their advantages and disadvantages, the challenges of their implementation, and most important, the ability to support traffic management systems in their pursuit of solving critical problems of congested transportation networks.
Year: 2022
Author(s): Vieira Gomes, S.
: Advances on testing and experimentation in civil engineering
Editor: Springer
Keywords: Vehicle detection and tracking; Traffic management; Intelligent traffic systems
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Modelos de Duração Aplicados à Engenharia de Transportes
O tempo decorrido (ou a distância percorrida) até à ocorrência de um evento, ou a duração do mesmo, podem ser analisados através de modelos de duração baseados em risco (hazard-based duration models), os quais têm sido amplamente utilizados em campos como a medicina, as ciências sociais e a engenharia industrial. Contudo, são relativamente escassos os estudos que aplicaram modelos de duração à engenharia de transportes.Este capítulo inclui dois exemplos de aplicação de modelos de duração à investigação em engenharia de transportes. O primeiro diz respeito às distâncias percorridas por veículos descontrolados em despistes ocorridos na Carolina do Norte (E.U.A.). O segundo refere-se ao tempo decorrido até à transferência modal nas deslocações para a escola de um conjunto de alunos de 162 turmas de 51 escolas do ensino básico em Portugal.
Year: 2021
Number Pages:
109-124.
Author(s): Roque, C. A.
: Modelação Matemática em Engenharia de Transportes. A Experiência do Departamento de Transportes do LNEC
Keywords: Modelo de duração; Engenharia de transportes
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Modelos de estimativa de frequência de acidentes rodoviários
Em Portugal, a investigação sobre o conhecimento dos fatores que afetam a probabilidade de ocorrência de acidentes tem-se centrado essencialmente nas estradas interurbanas. No entanto, as zonas urbanas, onde ocorrem elevadas percentagens de acidentes corporais requerem uma atenção prioritária. Com o presente estudo pretendeu contribuir-se para a melhoria da segurança rodoviária em meio urbano, através da criação de ferramentas que podem ser utilizadas em métodos de intervenção em que a segurança dos utentes vulneráveis seja considerada explicitamente nas fases de planeamento e gestão das redes viárias. Uma das referidas ferramentas resultou da elaboração de modelos de estimativa de frequência de acidentes para redes urbanas, segundo diversas desagregações, em função de características do elemento rodoviário: em intersecções (três ramos, quatro ramos e rotundas) e em segmentos; segundo o tipo de acidente (atropelamentos e restantes acidentes com vítimas); e segundo a inclusão de variáveis explicativas relacionadas com o ambiente rodoviário: simplificados (apenas com as variáveis de exposição) e globais (com todas as potenciais variáveis explicativas). O desenvolvimento destes modelos foi apoiado numa base de dados georreferenciada dos acidentes rodoviários ocorridos em Lisboa entre 2004 e 2007, com a qual foi possível explorar os dados de sinistralidade na área geográfica em análise. Estas ferramentas podem ser usadas diretamente na gestão das infraestruturas rodoviárias da cidade de Lisboa e, após pequenas adaptações, estendidas a outros municípios, dotando as respetivas entidades competentes em matéria de segurança rodoviária com informação rigorosa e detalhada sobre os fatores intervenientes na ocorrência de acidentes em meio urbano e a respetiva distribuição espacial.
Year: 2021
Number Pages:
71-96pp.
Author(s): Vieira Gomes, S.; Cardoso, J. L.
: Modelação Matemática em Engenharia de Transportes
Editor: LNEC
Keywords: Método empírico de Bayes; Acidentes rodoviários; Modelação linear generalizada; Zonas de acumulação de acidentes; Modelos de estimativa de frequência de acidentes
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Modelos Explicativos da Gravidade dos Acidentes Rodoviários
Os dados discretos ou em escala nominal desempenham um papel fundamental nos transportes porque muitas análises de políticas lidam com estes tipos de dados. Exemplos de dados discretos nos transportes incluem o modo de transporte (automóvel, autocarro, comboio), o tipo ou categoria de veículo e o tipo de acidente rodoviário (despistes, colisões frontais, colisões traseiras, etc.). O conhecimento do efeito das diferentes intervenções de segurança rodoviária na redução da gravidade das lesões resultantes de acidentes rodoviários exige uma avaliação empírica detalhada das interações, reconhecidamente complexas, entre veículos, estrada e fatores humanos.Os avanços mais recentes nas metodologias estatísticas aplicadas a dados discretos sobre sinistralidade rodoviária permitiram o desenvolvimento de modelos sofisticados capazes de serem usados para determinar com rigor a influência dos fatores acima referidos nos níveis de gravidade das lesões resultantes dos acidentes rodoviários.Neste contexto, a aplicação de modelos de resultado discreto permite identificar um conjunto de fatores, relacionados com a envolvente rodoviária, que são estatisticamente relacionáveis com a gravidade das lesões dos utentes envolvidos em acidentes rodoviários, permitindo aperfeiçoar a conceção e o dimensionamento das estradas, bem como orientar políticas conducentes à melhoria da segurança rodoviária. Este capítulo inclui um exemplo de aplicação do modelo logit multinomial usando a gravidade das lesões no condutor como variável de resposta.
Year: 2021
Number Pages:
97-108.
Author(s): Roque, C. A.; Cardoso, J. L.
: Modelação Matemática em Engenharia de Transportes. A Experiência do Departamento de Transportes do LNEC.
Keywords: Acidente rodoviário; Modelo de resultado discreto; Modelo logit multinomial
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A hybrid approach for prioritising road safety interventions in urban areas
Spatial organization in cities has often given a special attention to the requirements of motorized vehicles, neglecting pedestrians and cyclists
Year: 2020
Number Pages:
204-208pp.
Author(s): Vieira Gomes, S.; Roque, C. A.; Cardoso, J. L.
: Proceedings of the XXIV International Conference on Living and Walking in Cities.
Editor: CRC Press, Taylor & Francis Group
Keywords: High crash risk sites; Empirical Bayes method; GIS; Accident prediction models
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The role of sustainable urban mobility plans and ICT to improve public space for social inclusion
The importance of sustainable urban mobility plans is widely recognized by local and regional authorities across Europe. Technological innovation opportunities such as those offered by current and future ICT can contribute for cities to advance towards sustainable mobility and accessibility for inclusive public spaces.This article is built on an innovative living lab experience of the Intermunicipal Community of the Algarve (AMAL), the regional transport authority, scientifically supported by the LNEC, in Portugal, that comprised the development of the designated
Year: 2018
Number Pages:
109-122pp.
Author(s): Arsénio, E.; Coelho, J.
: Neighbourhood & City - Between digital and analogue perspectives
Editor: UL/COST
Keywords: Transport decarbonisation; Low carbon mobility; Accessibility; Transport planning and policies; Public spaces; App; Information and communications technology; Sustainable mobility
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Tese de Doutoramento
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Avaliação da Influência da Infra
O conhecimento dos factores que afectam a probabilidade de ocorrência de um acidente éuma área de investigação relevante de há muitas décadas devido aos enormes custos para asociedade dos acidentes rodoviários. Em Portugal, os desenvolvimentos nesta matériacentraram-se essencialmente nas estradas inter-urbanas. No entanto, as zonas urbanas,caracterizadas por elevadas percentagens de acidentes corporais (cerca de 69% do total entre2004 e 2008), requerem uma atenção prioritária.Com o presente estudo pretendeu contribuir-se para a melhoria da segurança rodoviária emmeio urbano, através da criação de ferramentas que podem ser utilizadas em métodos deintervenção em que a segurança dos utentes vulneráveis seja considerada explicitamente nasfases de planeamento e gestão das redes viárias.A primeira ferramenta correspondeu à criação de uma base de dados georreferenciada dosacidentes rodoviários ocorridos na cidade de Lisboa entre 2004 e 2007, que permitiu adefinição de mapas digitais, com possibilidade de uma grande diversidade de consultas e decruzamentos de informação.A segunda ferramenta refere-se à elaboração de modelos de estimativa de frequência deacidentes para redes urbanas, segundo diversas desagregações: segundo o elementorodoviário: em intersecções (intersecção de três ramos, intersecção de quatro ramos erotundas) e em segmentos; segundo o tipo de acidente: atropelamentos e restantes acidentescom vítimas; e segundo a inclusão de variáveis explicativas relacionadas com o ambienterodoviário: simplificado (apenas com as variáveis de exposição) e global (com todas aspotenciais variáveis explicativas). Foi considerada a incorporação de dados de exposiçãorelativos aos utentes vulneráveis por forma a melhorar a capacidade de estimativa dasinistralidade em redes urbanas.Estas duas ferramentas podem ser usadas directamente na gestão de infra-estruturas, dotandoas entidades com competência em matéria de segurança rodoviária com informação rigorosa edetalhada sobre os factores intervenientes na ocorrência de acidentes em meio urbano erespectiva distribuição espacial.
Year: 2010
Number Pages:
371.
Author(s): Vieira Gomes, S.
Keywords: Sistemas de informação geográficos; Modelos matemáticos; Zona urbana; Segurança rodoviária
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Estudo das Relações entre as Características da Estrada, a Velocidade e os Acidentes Rodoviários. Aplicação a Estradas de Duas Vias e Dois Sentidos.
No período de 1988 a 1993, ocorreram anualmente nas estradas rurais de uma faixa de rodagem e dois sentidos da Rede Rodoviária Nacional de Portugal, em média, cerca de 1471 acidentes corporais anuais em curva fora de cruzamentos. Estes acidentes constituem cerca de 33% dos acidentes corporais fora de cruzamentos participados na referida rede.O objectivo do presente trabalho é contribuir para o conhecimento da influência da estrada na ocorrência de acidentes e para o desenvolvimento de um método para avaliação de traçados rodoviários do ponto de vista da segurança.Foram realizadas in situ campanhas de recolha de dados sobre as distribuições de velocidades dos condutores, os quais foram relacionados com as características geométricas das estradas e com a respectiva sinistralidade. Foram desenvolvidos modelos para estimativa de perfis de velocidade de circulação livre, bem como modelos para estimativa da frequência de acidentes, em estradas de uma faixa de rodagem e dois sentidos, adaptados às condições de tráfego nacionais. Os referidos modelos foram integrados num procedimento para detectar inconsistências de velocidade em especial associadas à ocorrência de acidentes em curva, o qual foi usado para fundamentar uma proposta de quantificação de critérios de homogeneidade de traçado, adaptados à realidade do sistema de tráfego rodoviário português.
Year: 1996
Author(s): Cardoso, J. L.
Keywords: estrada de 2 vias e 2 sentidos; Modelos de frequência de acidentes; Homogeneidade de traçado; Velocidade; Acidente rodoviário; Características da estrada
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Relatório Científico
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Benchmarking de la seguridad vial en América Latina
Este informe describe y compara la gestión y el desempeño de la seguridad vial en diez países de América Latina: Argentina, Brasil, Chile, Colombia, Costa Rica, Cuba, Ecuador, México, Paraguay y Uruguay.La evaluación comparativa es una herramienta útil para equiparar países y aprender unos de otros. Las comparaciones en este estudio permiten identificar similitudes y diferencias entre países en cuanto al número de accidentes y víctimas, pero también a los factores que influyen en el riesgo de colisiones y la gravedad de sus resultados.El proyecto se llevó a cabo durante un período de dos años en estrecha cooperación con el Observatorio Iberoamericano de Seguridad Vial (OISEVI) y la participación activa de expertos de los diez países. Se basa en el análisis de una gran cantidad de datos e información sobre el contexto general del transporte para cada país, sus prácticas de gestión de la seguridad vial y las tendencias en el desempeño de la seguridad vial. Los aspectos específicos que se revisaron en detalle fueron la seguridad de los motociclistas y los peatones, el comportamiento al conducir y beber, el uso de cinturones de seguridad y sistemas de retención de niños, gestión de la velocidad y la atención posterior al accidente.
Year: 2017
Author(s): Vieira Gomes, S.; Feypell, V.; Wegman, F.
Keywords: Víctimas; Accidentes; Evaluación comparativa; América Latina; Seguridad Vial
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Benchmarking road safety in Latin America
What we did This report describes and benchmarks road safety management and performance in ten Latin American countries: Argentina, Brazil, Chile, Colombia, Costa Rica, Cuba, Ecuador, Mexico, Paraguay and Uruguay. Country benchmarking is a useful tool to compare countries and learn from each other. The comparisons in this study allow identifying similarities and differences between countries in the number of crashes and casualties, but also in the factors that influence the risk of crashes and the severity of their outcomes.The project was conducted over a two-year period in close co-operation with the Ibero American Road Safety Observatory (OISEVI) and active involvement of experts from the ten countries. It is based on the analysis of a large amount of data and information on the general transport context for each country, their road safety management practices, and trends in road safety performance. Specific aspects that were reviewed in detail were motorcyclist and pedestrian safety, drinking and driving behaviour, seat belt and child restraint use, speed management and post-crash care. What we foundRoad safety is a major issue in Latin America and substantial actions are needed to reduce the road safety toll. There is a high road mortality rate (fatalities per 100 000 population) in all ten countries compared to the European Union average, except in Cuba, where motorisation is much lower. Across the ten countries, more than 78 000 people were killed on the road in 2014. Some countries have seen a significant increase in the number of road deaths in recent years. For others, the number of road deaths has slightly increased or has more or less stabilised, despite a strong increase in motorisation.In the absence of targeted policy interventions, significant investment and strong leadership, the number of traffic fatalities will grow across Latin America over the next decade. Motorisation has been rising in all countries and significantly increasing the exposure to traffic risks. The deteriorating safety of motorcyclists is a particularly acute problem in Latin America due largely to the dramatic increase in the fleets of powered two-wheelers. In three countries, motorcyclists represent more than 40% of the total number of road deaths. Pedestrians are the largest or second largest group of road deaths in seven countries. While adequate legislations exist in all countries, speeding, drink driving and low levels of seat belt use and wearing motorcycle helmets are common issues in all ten countries. Addressing these issues, and reducing the toll of road deaths and serious injuries, will require substantial efforts.
Year: 2017
Author(s): Vieira Gomes, S.; Feypell, V.; Wegman, F.
Keywords: Data collection; Latin America; Benchmarking; Road safety
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Deliverable D3.2 - Report on common research challenges regarding safety and security
This report is a deliverable of USE-iT (Users, Safety, Security and Energy in Transport Infrastructure); a Horizon 2020 Coordination and Support Action (CSA) project managed by the Forum of European Highway Research Laboratories (FEHRL). The aim of USE-iT is to better understand the common challenges facing transport modes and in conjunction with stakeholders to produce a multi-modal research roadmap to develop technologies and approaches to addressing these challenges. In addition to a work package on management (WP1) and a work package on dissemination activities (WP5), USE-iT is divided into three technical Work Packages addressing important challenges facing all modes; providing better customer information (WP2); improving safety and security (WP3) and reducing carbon emissions and energy consumption (WP4). This report summarises the results of WP3.
Year: 2017
Author(s): Erdelean, I.; Rebelo, M.; Ambros, J.; Andriejauskas, T.; Bermejo, J.M.; Bodea, G.; Capitão, R.; Cardoso, J. L.; Fortes, C. J. E. M.; Vieira Gomes, S.; Ihs, A.; Neves, M. G.; Pressley, A.; Steinicke, W
Keywords: energy consumption; carbon emissions; Security; customer information; multi-modal research; transport modes; Road safety
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Road safety curriculum for Africa. Deliverable 6.1
The specific aims of WP6 was to identify training needs and to develop capacity building programs on road safety in African countries. This deliverable will formulate the major issues for developing a curriculum for road safety experts in Africa. The different tasks to reach the final goal of this deliverable, are summarized in the following figure (...) On the one hand, the available knowledge and education in Europe (but also worldwide) was gathered. On the other hand, the same was done for Africa and also the different needs and training issues were analysed. Although we could not get information from each country or every existing high level educational institutes, there was enough material to make some analysis and conclusions. Not in every African country, high level education for different professionals (engineers, economics,
Year: 2017
Author(s): Vieira Gomes, S.; Kluppels, L.; Schermers, G.
Keywords: Africa; Road safety; Capacity Building; Training
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Report on common research challenges regarding energy efficiency and carbon intensity
This report is a deliverable of USE-iT (Users, Safety, Security and Energy in Transport Infrastructure); a Horizon 2020 Coordination and Support Action (CSA) project managed by the Forum of European Highway Research Laboratories (FEHRL). The aim of USE-iT is to better understand the common challenges facing transport modes and in conjunction with stakeholders to produce a multi-modal research roadmap to develop technologies and approaches to addressing these challenges. In addition to a work package on management (WP1) and on dissemination activities (WP5), USE-iT is divided into three technical Work Packages addressing important challenges facing all modes: providing better customer information (WP2); improving safety and security (WP3) and reducing carbon emissions and energy consumption (WP4). This report relates to Work Package 4 (Deliverable D4.2) on reducing the carbon emissions and energy consumption associated with the transport sector. In the first WP4 report [D4.1], a significant number of technologies, materials and approaches were identified which could help reduce transport energy consumption and reduce carbon emissions. In the present report [D4.2], the common challenges facing all modes as they work to reduce transport carbon emissions are identified, and the potential areas of cross-modal research that could help to address these challenges are evaluated and prioritised.
Year: 2016
Author(s): Reeves, S.; Peeling, J.; Lamb, M.; Arsénio, E.; Bidnenko, N.; Saleh, P.; Carlson, A.; Chen, M.; Saleh, P.; Spicka, L.; Steinicke, W.; Zofka, E.
Keywords: Sustainable transport; Transport technology; Transport infrastructures; Transport decarbonisation; Vehicle fuel efficiency; Asset management; Greenhouse gas emissions; Climate change
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Benchmarking Road Safety in Latin America. Methodological Approach.
The objective of this project is to develop a methodology to assess road safety performance in a selection of Latin America countries and benchmark their performance against a set of indicators and best practices. The expected outcome is to offer policy makers in Latin America a tool to assess the weaknesses and strengths of each country and identify areas deserving policy attention and where the experience of other countries may be usefully applied. The results from this benchmarking analysis shall be useful to policy makers and researchers in understanding better road safety principles and in learning from each other in order to design effective road safety policies.
Year: 2015
Author(s): Vieira Gomes, S.
Keywords: Data collection; Latin America; Road safety; Benchmarking
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Deliverable D3.1
This report is a deliverable of USE-iT (Users, Safety, Security and Energy in Transport Infrastructure);a Horizon 2020 Coordination and Support Action (CSA) project managed by the Forum of European Highway Research Laboratories (FEHRL). The aim of USE-iT is to better understand the common challenges facing transport modes and in conjunction with stakeholders to produce a multi-modal research roadmap to develop technologies and approaches to addressing these challenges. In addition to a work package on management (WP1) and a work package on dissemination activities (WP5), USE-iT is divided into three technical Work Packages addressing important challenges facing all modes; providing better customer information (WP2); improving safety and security (WP3) and reducing carbon emissions and energy consumption (WP4). This deliverable presents the preliminary results of WP3, in which technologies and approaches that have the potential of enhancing safety and security across all transport modes were investigated. Transport and mobility represent one of the most important elements of any economy and society. Moreover, global transport, across all modes, has a direct impact on the quality of life of people and their traveling. For this reason, not only ensuring but enhancing safe and secure transport across all modes is paramount.In WP3, a literature review was performed to identify best practice approaches that have the potential to cross over from one transport mode to another. A significant number of technologies and approaches with capabilities to improve transport safety and security were identified andcategorized in areas and concepts. A detailed description of these technologies, along with barriers and opportunities for cross modal application can be found in Appendix A. The next step in the project is to discuss the technologies with key stakeholders from all modes in order to identify potential research topics that could benefit more than one mode. This will be done through:
Year: 2015
Author(s): Mocanu, I.; Saleh, P.; Machado, P.; Ambros, J.; Andriejauskas, T.; Bondar, T.; Capitão, R.; Cardoso, J. L.; El-koursi, E.; Eriksson, J.; Fortes, C. J. E. M.; Vieira Gomes, S.; Iglesias, I. J.; Pereira
Keywords: security; safety; multi-modal research roadmap; Transport modes
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Preliminary report on energy efficiency and carbon intensity based on investigation across modes and domains
This report is a deliverable of USE-iT (Users, Safety, Security and Energy in Transport Infrastructure); a Horizon 2020 Coordination and Support Action (CSA) project managed by the Forum of European Highway Research Laboratories (FEHRL). The aim of USE-iT is to better understand the common challenges facing transport modes and in conjunction with stakeholders to produce a multi-modal research roadmap to develop technologies and approaches to addressing these challenges. In addition to a work package on management (WP1) and a work package on dissemination activities (WP5), USE-iT is divided into three technical Work Packages addressing important challenges facing all modes; providing better customer information (WP2); improving safety and safety (WP3) and reducing carbon emissions and energy consumption (WP4). This report relates to Work Package 4; reducing the carbon emissions and energy consumption associated with the transport sector.Transport is one of the largest contributors to global greenhouse gas emissions (GHG), and user of energy
Year: 2015
Author(s): Peeling, J.; Reeves, S.; Lamb, M.; Arsénio, E.; Bidnenko, N.; Leal, D.; Saleh, P.; Spicka, L.; Warner, H.; Zofka, E.
Keywords: Asset management; Alternative fuels; Low carbon; Transport infrastructures; Greenhouse gas emissions; Energy efficiency; Climate change; Transport technology
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SAFESIDE
O presente relatório foi elaborado no âmbito do projeto de I&D, cofinanciado pelaFundação para a Ciência e a Tecnologia, designado SAFESIDE
Year: 2013
Number Pages:
140pp.
Author(s): Roque, C. A.; Cardoso, J. L.
Editor: LNEC
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SAFESIDE
O presente relatório foi elaborado no âmbito do projeto de I&D, cofinanciado pelaFundação para a Ciência e a Tecnologia, designado SAFESIDE
Year: 2013
Number Pages:
101pp.
Author(s): Roque, C. A.; Cardoso, J. L.
Editor: LNEC
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ICT
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Audit de sécurité routière au projet de routes du réseau routier national
Ce document est la traduction en langue française du manuel destiné à appuyer la mise en oeuvre d'audits de sécurité routière au projet d
Year: 2018
Author(s): Cardoso, J. L.
Keywords: PT; La sécurité routière; Manuel; Audit; Projet routier
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Estado-da-arte sobre medidas de engenharia de segurança rodoviária em ambiente urbano e sobre modelos de estimativa da frequência de acidentes - Resultados do projecto IRUMS
O presente documento constitui o primeiro relatório referente à actividadedesenvolvida pelo Laboratório Nacional de Engenharia Civil (LNEC) e pela Faculdadede Ciências e Tecnologias da Universidade de Coimbra (FCT/UC) no âmbito doprojecto IRUMS
Year: 2011
Number Pages:
152pp.
Author(s): Vieira Gomes, S.; Cardoso, J. L.; Carvalheira, C.; Picado Santos, L.
Editor: LNEC
Keywords: Previsão estatística; Modelo estatístico; Acidente rodoviário; Área urbana; Segurança rodoviária
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Método para intervenção na infra-estrutura rodoviária urbana para melhoria da segurança - Resultados do projecto IRUMS
O presente documento constitui o quinto relatório referente à actividade desenvolvidapelo Laboratório Nacional de Engenharia Civil (LNEC) e pela Faculdade de Ciências eTecnologias da Universidade de Coimbra (FCT/UC) no âmbito do projecto IRUMS
Year: 2011
Number Pages:
51pp.
Author(s): Vieira Gomes, S.; Cardoso, J. L.; Carvalheira, C.; Picado Santos, L.
Editor: LNEC
Keywords: Análise de dados; Modelo estatístico; Acidente rodoviário; Segurança rodoviária; Área urbana; Infra-estrutura rodoviária
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Accident prediction models for bidirectional data on portuguese motorways
The present document describes prediction models for accident, fatalities,serious injuries and killed and seriously injured victims, adjusted to bidirectionaldata of Portuguese motorway sections. The study was developed at LaboratórioNacional de Engenharia Civil (LNEC) in the scope of Workpackage 2 - SafetyImpact Assessment and Accident Prediction Model of the RIPCORD-ISERESTproject, carried out under the 6th European Framework Program. It covers theissues related to modeling accidents using the Negative Binomial modelregressions as well as detailed diagnostic checks of the models obtained.The data used were collected over a five year period, ranging from 1999 to2003. Several explanatory variables were measured concerning exposure,number of lanes, presence of an additional lane, lane widths, type and widths ofthe road
Year: 2009
Number Pages:
153pp.
Author(s): Lopes, S.; Cardoso, J. L.
Editor: LNEC
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Outro
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Study for a possible Revision of the European legal framework for maximum authorised weights and dimensions of certain road vehicles
This document forms the Final Report of the Support study for the ex-post Evaluation of Directive 96/53/EC on Weights and Dimensions (W&D). The W&D Directive regulates the maximum weights and dimensions of vehicles for road transportation of goods and people in the EU. The Directive has been amended several times to promote more energy-efficient and sustainable transport. National derogations are allowed under the Directive, and some member states have taken advantage of this to permit larger capacity vehicles.This study, which ran from May 2022 until April 2023, was awarded by the Directorate-General for Mobility and Transport (DG MOVE) of the European Commission to a Consortium led by Ramboll Management Consulting along with Transport & Mobility Leuven, Panteia, LNEC, Apollo Vehicle Safety, and individual subcontracted experts. Methodologically, the study followed the process of a backward-looking Evaluation as set out in the Better Regulation Guidelines. This means that it covers five primary evaluation criteria (relevance, effectiveness, efficiency, coherence, and EU added value. Following a round of qualitative desk research and literature review, stakeholder consultation activities were conducted to gather primary data in relation to each of the evaluation questions. This included a large stakeholder survey, a limited number of targeted follow-up interviews, a workshop, and the analysis of a Public Consultation run by the Commission.One key tool guiding the evaluation process has been formed by the Intervention Logic (figure on the next page). The graphical representation of the tool brings together in a comprehensive way what the main problems (and underlying drivers) are related to the Directive, as well as the general, specific, and operational objectives contained in these. Finally, it shows the inputs used as well as the outputs produced and the results and impacts ultimately brought about by it. The links between specific elements are shown with arrows.This has been used in conjunction with an Evaluation Matrix setting out 17 main Evaluation Questions (EQs), as well as more operational sub-questions, indicators, judgment criteria, data sources, and analytical approach used.
Year: 2024
Author(s): Breemersch, T.; Knight, I.; Rodrigues, M.; Daniëls, S.; Maerivoet, S.; Kourounioti, I.; Kiel, J.; Vieira Gomes, S.; Fontul, S.; Houkes, R.; Jacob, B.; Houtte, B.
Keywords: Stakeholder consultation; Directive 96/53/EC; Evaluation
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Support study for the ex-post evaluation of Directive 96/53/EC on Weights and Dimensions
This Impact Assessment accompanied a legislative proposal for the revision of Council Directive 96/53/EC on the maximum dimensions and weights of certain road vehicles in national and international traffic (the Weights and Dimensions Directive). The revision aimed to support the EU
Year: 2023
Author(s): Breemersch, T.; Knight, I.; Rodrigues, M.; Daniëls, S.; Maerivoet, S.; Kourounioti, I.; Vieira, S.; Fontul, S.; Houtte, B.; Kiel, J.; Houkes, R.
Keywords: Impact Assessment; European Union; Zero Emission Vehicles; Legislation, Policy; Heavy Duty Vehicles; Weight and Dimensions
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Benchmarking road safety in Latin American countries
The main objective of the project was the benchmarking of road safety performances and developments of ten Latin American countries.The comparison allowed to identify the similarities and differences between countries, not only on the number of crashes and casualties, but also on the factors, circumstances and events that influence the risk of a crash and the severity of its outcome. The analysis was performed in the following areas
Year: 2018
Author(s): Vieira Gomes, S.; Feypell, V.; Wegman, F.
Keywords: Data collection; Latin America; Benchmarking; Road safety
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Document organisationnel du système de comptage. Document descriptif des besoins
Neste relatório é proposta a estrutura organizacional para realização das contagens tendentes ao recenseamento de tráfego rodoviário na rede de estradas interubanas da Argélia, incluindo o dimensionamento do parque de equipamento de contagem a usar, sua configuração (cntagens permanentes e temporárias), bem como a avaliação dos prazos de realização, em função da dimensão das equipas encarregadas da colocação e exploração dos equipamentos nos trechos da rede rodoviária.
Year: 2017
Author(s): Rème, A.; Courbon, T.; Robin, V.; Cardoso, J. L.
Keywords: Rede rodoviária; Tráfego rodoviário
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Transport Challenge in Horizon 2020. ECTRI suggestions for the third work programme (2018-2020) in the field of "Transport economics and policy"
The European Conference of Transport Research Institutes (ECTRI) is an international non
Year: 2016
Author(s): Arsénio, E.; Heddebaut, O.; Tuominen, A.
Keywords: Connected and automated transport; Socio-economic research; Low carbon transport; Behavioural research; Transport policies; Transport economics; Integrated transport; Green transport; Smart transport; Horizon 2020
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Assessment of intermodal freight transport costs
The research reported in this paper is part of the R&D project COST-TRENDs, funded by the Portuguese Foundation for Science and Technology. It presents a strategic assessment study of the hinterland connections centred in the Port of Sines, in Portugal, that integrates the core network corridor of the Trans-European Transport Network (TEN-T) designated as the Atlantic corridor. The study comprised the analysis of trends of maritime freight costs until 2020 and the assessment of alternative intermodal freight transport options to reduce costs along the multimodal transport chains. The options evaluated focused in the Iberian section of the Atlantic corridor and included the combination of maritime-short sea shipping, maritime-rail, maritime-road and, also, rail-air modes. The study estimated several key performance indicators for each option which aim to provide useful inputs to transport policy.
Year: 2014
Number Pages:
16pp.
Author(s): Prata, J.; Arsénio, E.
Keywords: Freight transport costs; Co2 emissions; Climate change externalities; Intermodal freight transport
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How to Promote Sustainable Land-Use Changes Through Developing Intermodal High-Speed Railway Stations: a case study in Portugal
The literature shows that the development of the railway system in most European countries had a key role both in the evolution of urban systems and regional dynamics. On the other hand, it can be said that railway stations might act as important drivers for promoting sustainable land-use changes, namely of node and place functions which can be consistently balanced.The future Portuguese High-Speed Railway (HSR) network is considered as a major strategic transport scheme at both the Iberian and national levels. Its first stage comprises three routes. Of these, one links the Lisbon Metropolitan Area with the Spanish border of Badajoz, being an integral part of the HSR between both Iberian capitals, whereas the other two form the Atlantic Axis, encompassing a system of cities ranging from Lisbon to Porto, an from the latter point to Braga, Vigo and Coruña, concentrating nearly 80% of the whole Portuguese population, and serving an area generating about 90% of Portugal
Year: 2010
Number Pages:
30p..
Author(s): Arsénio, E.; Tao, M.; Ferreira, F.
Editor: PTRC, UK
Keywords: Stated-choice survey; Discrete choice models; Territorial impacts; Intermodality; High-speed rail
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