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Investigating the Impact of Rain on Crash-Clearance Duration
Publisher: ASCE
Abstract: Crashes are one of the major causes of traffic delays. It is therefore essential to clear crashes as quickly as possible. However, adverse weather conditions, especially rainy conditions, could potentially influence crash ...
Mobility Impacts of Ramp Metering Operations on Freeways
Publisher: ASCE
Abstract: Transportation agencies are implementing traffic management strategies to improve mobility and safety on freeways. Ramp metering is a traffic management strategy deployed to mitigate congestion on freeways by using traffic ...
Safety Evaluation of an Adaptive Signal Control Technology Using an Empirical Bayes Approach
Publisher: ASCE
Abstract: Adaptive signal control technology (ASCT) is a traffic management strategy that optimizes signal timing based on actual traffic demand. Although meant to improve the operational performance of signalized intersections, ...
Estimating the Mobility Benefits of Adaptive Signal Control Technology Using a Bayesian Switch-Point Regression Model
Publisher: ASCE
Abstract: The adaptive signal control technology (ASCT) is a traffic management strategy that adjusts signal timing parameters to optimize corridor performance based on actual traffic demand. This study used a Bayesian switch-point ...
Quantifying the Safety Benefits of Transit Signal Priority Using Full Bayes Before–After Study
Publisher: ASCE
Abstract: Transit signal priority (TSP) is a strategy that prioritizes the movement of transit vehicles through a signalized intersection to minimize transit delay and improve travel time reliability. Although the operational benefits ...
Examining the Influence of Work Zones on the Propensity of Secondary Crashes
Publisher: ASCE
Abstract: Work zones are essential to maintaining and upgrading highways. The constrained driving environment in work zones tends to disturb the normal traffic flow, leading to reductions in speed and road capacity. These conditions ...
Safety Evaluation of High-Occupancy Toll Facilities Using Bayesian Networks
Publisher: ASCE
Abstract: High-occupancy toll (HOT) lanes have increasingly been adopted as a strategy to reduce congestion. While numerous studies have focused on the operations of HOT facilities, little is known about their safety performance. ...
Impact of Freeway Service Patrols on Incident Clearance Duration: Case Study of Florida’s Road Rangers
Publisher: ASCE
Abstract: Florida’s Road Rangers monitor the freeways for incidents to minimize incident clearance duration. The objective of this study was to evaluate the extent to which Road Rangers reduce incident clearance duration. Because ...
Prediction of Traffic Incident Clearance Duration Using Neural Network for Multimodal Data Distribution
Publisher: American Society of Civil Engineers
Abstract: Traffic incidents adversely affect the safety and mobility of our transportation network. As such, accurate prediction of incident duration is critical in developing strategies and deploying resources to quickly clear ...
Evaluating Student and Faculty Outcomes for a Real-World Capstone Project with Sustainability Considerations
Publisher: American Society of Civil Engineers
Abstract: The purpose of this study was to determine how a real-world, sustainability-focused engineering capstone course affected students’ critical thinking skills, student knowledge of sustainability, and student and faculty ...