Browsing Qatar Transportation and Traffic Safety Center by Title
Now showing items 180-199 of 252
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Prediction of Traffic Conflicts at Signalized Intersections using SSAM
( Elsevier , 2018 , Article)The use of microsimulation to model the vehicles movement and pedestrian movements within a traffic network is widely undertaken to test and evaluate operational performance of a traffic network under different traffic ... -
Predictive Machine Learning Algorithms for Metro Ridership Based on Urban Land Use Policies in Support of Transit-Oriented Development
( Multidisciplinary Digital Publishing Institute (MDPI) , 2023 , Article)The endeavors toward sustainable transportation systems are a key concern for planners and decision-makers where increasing public transport attractiveness is essential. In this paper, a machine-learning-based predictive ... -
Promoting cycling activities in the State of Qatar: Challenges and potential treatments
( Elsevier B.V. , 2022 , Article)In the last few decades, cycling has received an increased attention due to its health, social, and economical benefits. Many countries are adopting different policies to encourage cycling as a daily mode of transport. In ... -
Public transport versus solo travel mode choices during the COVID-19 pandemic: Self-reported evidence from a developing country
( Elsevier , 2021 , Article)A sharp decline in public transport use has been reported worldwide since the outbreak of the COVID-19 pandemic. As the virus spreads through close contacts, particularly in closed environments, public transport vehicles ... -
Quantifying the impact of COVID–19 preventive measures on traffic in the State of Qatar
( Elsevier , 2021 , Article)Ever since the beginning of 2020, the mobility of people and goods all over the world has been extremely limited as a result of movement restrictions imposed by local authorities as part of several other efforts to stop ... -
Queue Discharge at Freeway On-Ramps Using Coordinated Operation of a Ramp Meter and an Upstream Traffic Signal
( Elsevier , 2020 , Conference Paper)Ramp metering is an effective way of maintaining optimum traffic conditions and mitigating congestion on freeways. Several strategies for ramp metering exist in the literature. They are typically based on the freeway traffic ... -
Real-time Driver Drowsiness Detection for Android Application Using Deep Neural Networks Techniques
( Elsevier B.V. , 2018 , Conference Paper)Road crashes and related forms of accidents are a common cause of injury and death among the human population. According to 2015 data from the World Health Organization, road traffic injuries resulted in approximately 1.25 ... -
Rebound effects undermine carbon footprint reduction potential of autonomous electric vehicles
( Springer Nature , 2023 , Article)Autonomous vehicles offer greater passenger convenience and improved fuel efficiency. However, they are likely to increase road transport activity and life cycle greenhouse emissions, due to several rebound effects. In ... -
Regional Well-to-Wheel Carbon, Energy, and Water Footprint Analysis of Electric Vehicles
( Atlantis Press , 2018 , Conference Paper)Adoption of alternative vehicle technologies such as electric vehicles (EVs), plug-in hybrid electric vehicles (PHEVs), and hybrid electric vehicles (HEVs) have the potential of reducing some of the environmental impacts ... -
Relating reactive and proactive aggression to trait driving anger in young and adult males: A pilot study using explicit and implicit measures
( MDPI , 2021 , Article)Driving anger and aggressive driving are main contributors to crashes, especially among young males. Trait driving anger is context-specific and unique from other forms of anger. It is necessary to understand the mechanisms ... -
Relationship between Chauffeurs' Demographics, and Knowledge of Traffic Signs in the Kingdom of Saudi Arabia
( Elsevier B.V. , 2018 , Conference Paper)Authorities in the Kingdom of Saudi Arabia (KSA) are investing heavily on developing Intelligent Transport Systems, which includes installations of Variable Message Signs (VMS) for the road users. However, it is challenging ... -
Reliability of Self-Reported Road Crash and Violation Data of Professional Drivers: The Case of Qatar
( Elsevier , 2024 , Conference Paper)Having accurate road traffic crashes (RTCs) and violations data is essential for establishing more realistic crash and casualty reduction programs. Although crash data commonly suffer from issues of accuracy and ... -
A reliability-based weather-responsive variable speed limit system to improve the safety of rural highways
( Elsevier , 2022 , Article)Weather-responsive Variable Speed Limit (WRVSL) systems treat speed limits as weather-dependent random variables, as opposed to the conventional static speed limits. This study (i) evaluates drivers’ response to a fixed ... -
Relocation of intersection crosswalks to nearby mid-block locations: Simulation-based performance evaluation
( Jordan University of Science and Technology , 2021 , Article)This study explores the performance of an alternative crosswalk design, where crosswalks are removed from the intersections and placed at nearby mid-block to reduce conflicts between turning vehicles and pedestrians. Several ... -
Rethinking mobility strategies for mega-sporting events: A global multiregional input-output-based hybrid life cycle sustainability assessment of alternative fuel bus technologies
( Elsevier , 2022 , Article)Sustainability has been enshrined in the official claims of mega sporting events, and scholarly debates persist on how to achieve environmental stewardship and a prolonged legacy. Revitalizing the public transportation ... -
Ridge penalization-based generalized linear model (GzLM) for predicting risky-driving index
( IEOM Society , 2018 , Conference Paper)Road traffic crashes remain one of the major causes of preventable death and injury worldwide. Human behavior is considered one of the main factors leading to such tragic losses. In this paper, we analyze the responses of ... -
Road Crossing at Unmarked Mid-Block Locations: Exploring Pedestrians’ Perception and Behavior
( Springer , 2022 , Article)Violations, risky behaviors and perceptions may largely contribute to crashes involving pedestrians, particularly at unmarked mid-block locations. The likelihood and severity of crashes at mid-block locations are higher ... -
Road safety status during COVID-19 pandemic: exploring public and road safety expert’s opinions
( Taylor & Francis , 2022 , Article)The main objective of this study is to investigate the status of traffic safety and the public perception of traffic safety during the during COVID-19 pandemic. Three different data sets are used in this study: road crash ... -
Road users' behavior at marked Crosswalks on channelized right-turn lanes at intersections in the state of Qatar
( MDPI AG , 2019 , Article)At non-signalized marked crosswalks, pedestrian priority is neither well-defined nor well acknowledged by drivers. This paper presents the findings of an investigation on both driver and pedestrian behavior at non-signalized ... -
Role of transport during outbreak of infectious diseases: Evidence from the past
( MDPI , 2020 , Article Review)The outbreak of infectious diseases affects people's lifestyles significantly, as they undertake fewer outdoor activities as a protective measure and to follow government orders of restricted movements. This paper reviewed ...