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Full-Text Articles in Engineering

Modeling The Impact Of Traffic Conditions And Bicycle Facilities On Cyclists' On-Road Stress Levels, Àlvaro Caviedes, Miguel A. Figliozzi Oct 2018

Modeling The Impact Of Traffic Conditions And Bicycle Facilities On Cyclists' On-Road Stress Levels, Àlvaro Caviedes, Miguel A. Figliozzi

Civil and Environmental Engineering Faculty Publications and Presentations

Past research efforts have shown that cyclists’ safety, stress, and comfort levels greatly affect the routes chosen by cyclists and cycling frequency. Some researchers have tried to categorize cyclists’ levels of traffic stress utilizing data that can be directly measured in the field, such as the number of motorized travel lanes, motorized vehicle travel speeds, and type of bicycle infrastructure. This research effort presents a novel approach: real-world, on-road measurements of physiological stress as cyclists travel across different types of bicycle facilities at peak and off-peak traffic times. By matching videos with stressful events, it was possible to observe the …


Drone Deliveries Logistics, Efficiency, Safety And Last Mile Trade-Offs, Miguel A. Figliozzi, Chad Tucker, Polina Polikakhina Jan 2018

Drone Deliveries Logistics, Efficiency, Safety And Last Mile Trade-Offs, Miguel A. Figliozzi, Chad Tucker, Polina Polikakhina

Civil and Environmental Engineering Faculty Publications and Presentations

Unmanned aerial vehicles (UAV) or drone last mile deliveries are receiving a lot of attention from startups and big companies like Google, Amazon, and UPS. Around the world there are already examples of successful small scale delivery operations utilizing drones. Despite all the hype and excitement around this topic, there is surprisingly little research done on understanding the capabilities and technical tradeoffs among drones that are currently available in the market. The goal of this paper is to survey currently available multicopter drones and analyze them in terms of their potential for last mile and last yard deliveries. Novel data …


Transportation Impacts Of Affordable Housing: Informing Development Review With Travel Behavior Analysis, Amanda Howell, Kristina Marie Currans, Steven R. Gehrke, Gregory Norton, Kelly J. Clifton Jan 2018

Transportation Impacts Of Affordable Housing: Informing Development Review With Travel Behavior Analysis, Amanda Howell, Kristina Marie Currans, Steven R. Gehrke, Gregory Norton, Kelly J. Clifton

Civil and Environmental Engineering Faculty Publications and Presentations

Planning for affordable housing is challenged by development policies that assess transportation impacts based on methodologies that often do not distinguish between the travel patterns of residents of market-rate housing and those living in affordable units. Given the public goals of providing affordable housing in areas with good accessibility and transportation options, there is a need to reduce unnecessary costs imposed by the potential overestimation of automobile travel and its associated impacts. Thus, the primary objective of this paper is to examine and quantify the influences of urban characteristics, residential housing type, and income on metrics commonly used to assess …