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Full-Text Articles in Engineering

Impacts Of Area-Wide Air Pollution On Multimodal Traffic: Comparing Pedestrian, Motor Vehicle, And Transit Volumes In Utah, Prachanda Tiwari Dec 2023

Impacts Of Area-Wide Air Pollution On Multimodal Traffic: Comparing Pedestrian, Motor Vehicle, And Transit Volumes In Utah, Prachanda Tiwari

All Graduate Theses and Dissertations, Fall 2023 to Present

The impact of area-wide air pollution on multimodal traffic volumes has been underexplored. Thus, this research investigates the effect of area-wide air pollution on pedestrian volumes, motor volumes, and transit ridership across two urban areas in Utah for two years (2018 and 2019). The research employed multilevel modeling to study this effect. The model results showed an overall decrease in pedestrian volumes in both study areas, while driving volumes saw both increases and decreases in different locations. Transit ridership saw an increase during days with moderate air quality in one particular study area. Median income, vehicle ownership, and higher street …


Improving Indoor Arenas For The Equine Industry, Staci Mcgill Jan 2023

Improving Indoor Arenas For The Equine Industry, Staci Mcgill

Theses and Dissertations--Biosystems and Agricultural Engineering

Equine indoor arenas are a unique infrastructure investment found at equine farms and facilities. They are semi-indoor structures for exercising horses, exhibiting skills during competitive events, and other equine related activities. These spaces do not always include mechanical ventilation or stirring fans and occupancy by horses and humans can be sporadic and inconsistent, which creates a challenging space for understanding and predicting airflow. Typically, indoor arenas have a sand-based footing over which the horse travels. The impact of the hooves can cause dust to become a concern within the facilities. Environmental concerns within these facilities (temperature, respirable dust, moisture, and …