A recent study by Carnegie Mellon University looked at the effects of traffic, weather and other factors impacting the safety of highway work zones and increased accident risks in these areas. … [Read more...] about Pennsylvania Study Looks at Work Zone Crashes, Risk Factors
Traffic Speed
Evaluation of Work Zone Mobility by Utilizing Naturalistic Driving Study Data, Phase II
The objective of this research was to study work zone mobility by utilizing the second Strategic Highway Research Program (SHRP2) Naturalistic Driving Study (NDS) data. The NDS data provides a unique … [Read more...] about Evaluation of Work Zone Mobility by Utilizing Naturalistic Driving Study Data, Phase II
Analysis of Headway and Speed Based on Driver Characteristics and Work Zone Configurations Using Naturalistic Driving Study Data
The objective of this paper is to analyze headway and speed distribution based on driver characteristics and work zone (WZ) configurations by utilizing Naturalistic Driving Study (NDS) data. The NDS … [Read more...] about Analysis of Headway and Speed Based on Driver Characteristics and Work Zone Configurations Using Naturalistic Driving Study Data
Speed Variation and Safety in Work Zones
In addition to lower speeds, the difference between vehicle speed and the average speed on the roadway has been identified as a factor in roadway crashes. For work zones, the potential for such speed … [Read more...] about Speed Variation and Safety in Work Zones
Queue Analysis at Work Zones From Field-Collected Data
Estimation of the capacity of work zones is vital to manage the possibility of traffic flows exceeding capacity and resulting in unbearable queues during work zone lane closures. A plethora of … [Read more...] about Queue Analysis at Work Zones From Field-Collected Data
A Deep Machine Learning Approach for Predicting Freeway Work Zone Delay Using Big Data
The introduction of deep learning and big data analytics may significantly elevate the performance of traffic speed prediction. Work zones become one of the most critical factors causing congestion … [Read more...] about A Deep Machine Learning Approach for Predicting Freeway Work Zone Delay Using Big Data