Explanipedia

Characterization of Accidents with Cyclists in Lisbon: Study on the Built Environment Factors Open

Sebastião de Sousa Barreto, Luís Picado-Santos · 2025

This study analyses the built environment factors that most impact the severity of injuries in cyclist accidents in Lisbon, Portugal. The most common type of bike lane in Lisbon is the protected bike lane, making up 49% of all bike lanes. …

Using Sentiment Analysis to Study the Potential for Improving Sustainable Mobility in University Campuses Open

Ewerton R. Torres, Luís Picado-Santos · 2025

This study investigates public perceptions of sustainable mobility within university environments, which are important trip generation hubs with the potential to influence and disseminate sustainable mobility behaviors. Using sentiment ana…

Sentiment Analysis and Topic Modeling in Transportation: A Literature Review Open

Ewerton R. Torres, Luís Picado-Santos · 2025

The growing use of social media data has opened new avenues for understanding user perceptions and operational inefficiencies in transportation systems. Among the most widely adopted analytical approaches for extracting insights from these…

Moving together: reimagining mobility worldwide. Highlights of the 2022 transport research arena conference Open

Karst Geurs, Luís Picado-Santos · 2025

Feasibility of Concrete Paving Blocks Produced with By-Products from Construction and Coconut Industries Open

Webert Brasil Cirilo da Silva, Luís Picado-Santos, Suelly Helena de Araújo Barroso, Antônio Eduardo Bezerra Cabral, Ronaldo Stefanutti · 2025

This paper aims to analyze concrete paving blocks (CPB) with construction and demolition waste (CDW) and coconut fibers (CF) for light traffic road pavements, applying physical and mechanical characterization. Therefore, nine mixtures, thr…

Laboratory and Field Study of High-Rate Recycled Asphalt Pavement Rejuvenated with Waste Cooking Oil Open

Silvino Capitão, Luís Picado-Santos, Arminda Almeida · 2025

Europe generates a large amount of site-won asphalt annually. European Union (EU) promised to increase circular economy policies, considering the concerns related to the efficient use of non-renewable resources and the struggle against cli…

Rejuvenation of High-Content Reclaimed Asphalt Mixtures with Bio-Heating Oil: Laboratory and Plant-Produced Experience Open

Silvino Capitão, Luís Picado-Santos, Arminda Almeida · 2025

Habitually, bio heating oil – BHO – is valorised to generate energy as fuel for boilers. This matter is a by-product derived from biodiesel production containing mainly volatile elements. These compounds could be beneficial to recover the …

Properties of reclaimed asphalt pavement with Bio-Heating Oil as a rejuvenator considering ageing Open

Silvino Capitão, Luís Picado-Santos, Arminda Almeida · 2024

This paper studies the use of Bio Heating Oil (BHO), a waste derived from biodiesel production, as the rejuvenator of aged bitumen of reclaimed asphalt pavement (RAP). The BHO was added to the blend during the asphalt concrete mixing proce…

Analysis of the manufacturing of concrete paving blocks with by-products from thermoelectric power plant Open

Webert Brasil Cirilo da Silva, Suelly Helena de Araújo Barroso, Luís Picado-Santos, Antônio Eduardo Bezerra Cabral, Ronaldo Stefanutti · 2024

The key factor in constructing urban roads applying interlocking concrete block pavement (ICBP) is to employ an appropriate design method for better effectiveness. Concrete paving blocks (CPB) can also be manufactured using industrial by-p…

Analysis of Concrete Road Paving Blocks with Coconut Fibers and Recycled Materials from Construction and Demolition Waste Open

Webert Brasil Silva, Suelly Araújo Barroso, Luís Picado-Santos, Antônio Eduardo Bezerra Cabral, Ronaldo Stefanutti · 2024

Characterization of Accidents with Cyclists: Study on the Determinants of Severity Open

Sandhi Maria Barreto, Luís Picado-Santos · 2024

Improvement of Warm-Mix Asphalt Concrete Performance with Lignin Obtained from Bioethanol Production from Forest Biomass Waste Open

André Pascoal, Arminda Almeida, Silvino Capitão, Luís Picado-Santos · 2023

This study aims to assess the effect of adding lignin waste, a by-product of bioethanol production from forest biomass, to asphalt concrete to improve its performance. After adjusting the lignin content based on preliminary Marshall tests,…

Assessment of Interlocking Concrete Block Pavement with By-Products and Comparison with an Asphalt Pavement: A Review Open

Webert Brasil Cirilo da Silva, Luís Picado-Santos, Suelly Helena de Araújo Barroso, Antônio Eduardo Bezerra Cabral, Ronaldo Stefanutti · 2023

This paper aims to review the performance analysis of interlocking concrete block pavement with by-products such as coconut fibers, and construction and demolition recycled materials, and to compare their skills with asphalt pavement, espe…

Análise da viabilidade da fabricação de blocos intertravados de concreto para pavimentos com o uso de agregados reciclados da construção civil Open

Webert Brasil Cirilo da Silva, Suelly Helena de Araújo Barroso, Antônio Eduardo Bezerra Cabral, Ronaldo Stefanutti, Luís Picado-Santos · 2023

O objetivo deste artigo é analisar a viabilidade de utilização de blocos intertravados de concreto, com agregados reciclados de resíduos de construção e demolição, para pavimentação. Primeiro, foi produzido concreto seco, o qual é conhecid…

Assessment of concrete road paving blocks with coal bottom ash: Physical and mechanical characterization Open

Webert Brasil Cirilo da Silva, Suelly H.A. Barroso, A. Eduardo B. Cabral, Ronaldo Stefanutti, Luís Picado-Santos · 2023

Urban road pavements made by interlocking concrete paving blocks (CPB) manufactured using industrial by-products are an improving sustainability goal for light traffic areas. Through physical and mechanical characterization, this paper aim…

Modelling Road Work Zone Crashes’ Nature and Type of Person Involved Using Multinomial Logistic Regression Open

Adriana Carvalho Pinto Vieira, Bertha Santos, Luís Picado-Santos · 2023

The sustainable development goals “Good health and well-being” and “Sustainable cities and communities” of the United Nations and World Health Organization, alert governments and researchers and raise awareness about road safety problems a…

The effect of built environment features on vehicle-pedestrian collisions in big cities: a comparison between Lisbon and Madrid Open

Daniel Gálvez-Pérez, Begoña Guirao, Luís Picado-Santos, Natalia Casado-Sanz · 2023

Pedestrian safety has become an important concern for urban planners. However, some factors affecting that safety remain unexplored, especially those affecting urban infrastructure and macro-level land-use features. Lisbon and Madrid are c…

Flexural strength of cement bound granular mixtures using recycled aggregate and coconut fiber Open

João Crucho, Luís Picado-Santos, José Neves · 2023

To increase the sustainability of transport infrastructures, the consumption reduction of non-renewable resources must be achieved, as well as the maximization of recyclable materials' use. The construction and demolition waste, often disc…

TRA Lisbon 2022 Conference Proceedings Open

Luís Picado-Santos, Jorge Pinho de Sousa, Elisabete Arsénio · 2023

Transportes Open

Ewerton Chaves Moreira Torres, Alessandro Rhadamek Alves Pereira, Luís Picado-Santos · 2023

Research on innovative biobinders for sustainable road pavements The BioRoadPAV Project Open

José Neves, M. Sá da Costa, Rui Galhano dos Santos, João C. Bordado, Luís Picado-Santos , et al. · 2023

Research on biobinders has been recognized as an essential contribution to achieving the sustainable development goals established by the United Nations. The paper aims to present the ongoing BioRoadPAV® project – New Biobinders for Applic…

Dealing with a multiple access congested suburban freeway using a dynamic toll pricing approach Open

C. Lombardi, Anuradha M. Annaswamy, Luís Picado-Santos · 2023

In this paper we resume a novel approach for alleviating traffic congestion in suburban freeways with multiple access locations through the use of dynamic toll pricing. The pricing strategy is determined using model-based feedback control,…

Autonomous vehicles impact assessment on congested motorways Open

Conceição Filipe de Magalhães, Luís Picado-Santos, João de Abreu e Silva · 2023

Research is still needed to model autonomous vehicles (AVs) to faithfully reflect their behaviours and the reactions of human drivers. This study used a microscopic traffic simulation approach to assess the impact of AVs on both traffic pe…

Asphalt Road Pavements to Address Climate Change Challenges—An Overview Open

Arminda Almeida, Luís Picado-Santos · 2022

Climate change is already happening. It is one of the significant challenges that the planet has to face. Asphalt road pavements cover a large area of the Earth’s surface; consequently, climate change challenges can significantly affect th…

Special Issue “Nanomaterials and Other Additives to Enhance Asphalt Pavement Performance” Open

Luís Picado-Santos, João Crucho · 2022

This Special Issue is dedicated to the modification of asphalt binders using certain additives as nanomaterials or special modifiers to enhance the performance and durability, seen through improved resistance to ageing caused by climatic c…

Asphalt mix design: Discussion on the bulk specific gravity procedure influence on the results obtained from empirical, volumetric, and performance-based methods Open

Dinis Gardete, Luís Picado-Santos, Silvino Capitão, Rosa Luzia · 2022

The purpose of this paper is to shed light on the impact of laboratory procedures for air void content determination on the design and mechanical performance of an asphalt mixture. A dense-graded AC20 and gap-graded SMA12.5 mixtures were d…

Value of Time and Elasticity of Portuguese Freeway Users: Insights from Analysis of Survey Data Open

C. Lombardi, Luís Picado-Santos, Anuradha M. Annaswamy · 2022

Value of time (VOT) is a crucial aspect of travel demand modeling. VOT impacts most mobility projects and the evaluations therein. It has been noted to be influenced by multiple factors, mainly related to individuals’ demographics and trip…

Using Plastic Waste in a Circular Economy Approach to Improve the Properties of Bituminous Binders Open

Fernando Martinho, Luís Picado-Santos, F. Lemos, M.A.N.D.A. Lemos, Everton Santos · 2022

This work aims to use wax to modify a binder employed in the paving industry. This wax can be obtained either directly or as a by-product from plastic waste′s thermal cracking (pyrolysis). The study characterizes this sustainable material …

Influence of Plastic Waste on the Workability and Mechanical Behaviour of Asphalt Concrete Open

Mariana Fonseca, Silvino Capitão, Arminda Almeida, Luís Picado-Santos · 2022

The use of plastic waste as a bitumen extender added throughout the manufacturing process of asphalt concrete contributes value to that type of waste. Moreover, this type of polymer can improve some mechanical properties of asphalt concret…

The Influence of Built Environment Factors on Elderly Pedestrian Road Safety in Cities: The Experience of Madrid Open

Daniel Gálvez-Pérez, Begoña Guirao, Armando Ortuño Padilla, Luís Picado-Santos · 2022

With the progressive ageing of the population, the study of the relations between road safety and elderly users is becoming increasingly relevant. Although the decline of pedestrian skills in the elderly has been widely studied in the lite…

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