Browsing Qatar Transportation and Traffic Safety Center by Title
Now showing items 143-162 of 252
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Life cycle sustainability assessment of autonomous heavy-duty trucks
( Wiley , 2020 , Article)Connected and automated vehicles (CAVs) are emerging technologies expected to bring important environmental, social, and economic improvements in transportation systems. Given their implications in terms of air quality and ... -
Life cycle sustainability assessment of emerging mobility technologies: Perspective, challenges, and future directions
( Edward Elgar Publishing Ltd. , 2024 , Book chapter)Emerging mobility technologies come with uncertainties in terms of their social, economic, and environmental impacts. Considering the potential impacts of emerging transportation systems, life cycle sustainability assessment ... -
Life cycle sustainability assessment of sport utility vehicles: The case for Qatar
( Springer Verlag , 2020 , Article)Electric vehicle technologies are attractive alternatives to traditional vehicles towards achieving sustainable transportation. The adoption of these technologies has a great potential in reducing road transportation ... -
Machine Learning Approach to Predict Metro Ridership based on Land Use Densities
( Qatar University Press , 2021 , Poster)Predicting metro ridership is an essential requirement for efficient metro operation and management. The dependence of metro ridership on the land use densities entails a need for an accurate predictive model. To this end, ... -
Magnetorheological damper with external excitation for more efficient control of vehicles? dynamics
( SAGE Publications Ltd , 2018 , Article)This article presents a new concept design for magnetorheological dampers, where the excitation circuit and magnetic field are applied from outside the magnetorheological chamber. This magnetorheological damper was designed ... -
Material footprint of electric vehicles: A multiregional life cycle assessment
( Elsevier , 2019 , Article)Most of the global multiregional studies have looked at material footprint (MF) of either a nation or a region. A product-specific MF analysis, particularly when it comes to Alternative Fuel Vehicles (AFVs), carried out ... -
Measuring sustainability, resilience and livability performance of European smart cities: A novel fuzzy expert-based multi-criteria decision support model
( Elsevier Ltd , 2023 , Article)Cities of the 21st century are buffeted with challenges, leaving potentially serious consequences on the future of urban living. Smartening development in cities has reinvented hopes of melting down predicaments in the ... -
A mini review on percent time-spent-following (PTSF) as the service measure for two-lane highways
( Komunitas Ilmuwan dan Profesional Muslim Indonesia , 2018 , Article)Percent Time Spent Following (PTSF) is used by the Highway Capacity Manual (HCM) as one of the service measures to assess the level-of-service of two-lane highways since the 2000 edition. But, the problem facing to estimate ... -
A Model-Based and Resource-Aware Testing Framework for Parking System Payment using Blockchain
( Institute of Electrical and Electronics Engineers Inc. , 2020 , Conference Paper)In most cities, the availability of parking is a major concern. The misuse of parking spots as drivers park for longer than permitted periods cause more delays, inconvenience to others, and even parking tickets. Moreover, ... -
Modeling and simulation of pedestrian movement planning around corners
( MDPI AG , 2019 , Article)Owing to the complexity of behavioral dynamics and mechanisms associated with turning maneuvers, capturing pedestrian movements around corners in a mathematical model is a challenging task. In this study, minimum jerk and ... -
Modeling pedestrian crossing speed profiles considering speed change behavior for the safety assessment of signalized intersections
( Elsevier Ltd , 2017 , Article)Pedestrian safety is one of the most challenging issues in road networks. Understanding how pedestrians maneuver across an intersection is the key to applying countermeasures against traffic crashes. It is known that the ... -
Modeling pedestrian gap acceptance behavior at a six-lane urban road
( Taylor and Francis Inc. , 2019 , Article)The illegal crossing behavior of pedestrians at unmarked mid-block sections is unsafe, risky, and increase the potential of severe conflicts and crashes, especially in the case of multilane roads. This paper investigates ... -
Modeling the Impact of Downstream Conditions on Discharging Behavior of Vehicles at Signalized Intersections Using Micro-Simulation
( Springer , 2020 , Article)In areas where traffic demand is high and intersections are closely spaced, the drivers’ desire for quick discharge is demotivated by negative downstream conditions, such as long queues and poorly coordinated traffic ... -
Modeling the Impact of Downstream Conditions on Discharging Behavior of Vehicles at Signalized Intersections Using Micro-Simulation
( Springer , 2020 , Article)© 2020, King Fahd University of Petroleum & Minerals. In areas where traffic demand is high and intersections are closely spaced, the drivers’ desire for quick discharge is demotivated by negative downstream conditions, ... -
Modeling the Pedestrian Crossing Decision Behavior Based on Vehicle Deceleration Patterns Using Virtual Reality Environment
( Springer , 2024 , Article)Since a considerable number of traffic fatalities are crossing pedestrians all over the world, understanding the characteristics of the pedestrian’s decision to cross unsignalized crosswalks is important for applying proper ... -
Modeling Traffic Flows on Urban Arterials Considering the Downstream Influence
( SAGE Publications , 2020 , Article)© National Academy of Sciences: Transportation Research Board 2020. Arterials are important transportation facilities, undertaking the two functions of mobility and accessibility. In the urban area, signalized intersections ... -
Modeling Trajectories and Trajectory Variation of Turning Vehicles at Signalized Intersections
( Institute of Electrical and Electronics Engineers , 2020 , Article)© 2013 IEEE. Information on the trajectories of turning vehicles at signalized intersections can be used in numerous applications, such as movement planning of autonomous vehicles, realistic representation of surrounding ... -
Modelling speed behaviour in rural highways: Safety analysis of driving under adverse road-weather conditions
( PLOS , 2021 , Article)This study proposes a methodical approach to model desired speed distributions under different road-weather and traffic conditions followed by identification of road-weather conditions with potentially higher safety risks ... -
Modelling the utilization rates of pedestrian crosswalks
( Elsevier , 2023 , Article)A zebra crossing is a form of pedestrian crossing provision point on roads that have significant volumes of traffic. It is one of the safety measures employed to reduce avoidable pedestrian-motorist conflicts and accidents ... -
Modelling trends in road crash frequency in Qatar State
( Inderscience Enterprises Ltd. , 2019 , Article)The data-based regression models are widely popular in modelling the relationship between the crash frequencies and contributing factors. However, one common problem usually associated with the classical regression models ...