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Social and Behavioral Sciences Commons

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Portland State University

Transportation

2023

Traffic signs and signals -- Control systems

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Full-Text Articles in Social and Behavioral Sciences

Network Effects Of Disruptive Traffic Events, Juan Medina, Xiaoyue Cathy Liu Jan 2023

Network Effects Of Disruptive Traffic Events, Juan Medina, Xiaoyue Cathy Liu

TREC Final Reports

Current traffic management strategies are based on expected conditions caused by recurring congestion (e.g., by time of day, day of week), and can be very effective when provisions are also given for reasonable variations from such expectations. However, traffic variations due to non-recurrent events (e.g., crashes) can be much larger and difficult to predict, making also challenging efforts to identify, measure, and forecast their disruptive effects. This project explores a proactive approach to deploy a tool for managing non-recurrent congestion by identifying and quantifying the effects of disruptive traffic events at a microscopic level using a comprehensive set of data …