Work zone areas are frequent congested sections considered as the freeway bottleneck. Connected and autonomous vehicle (CAV) trajectory optimization can improve the operating efficiency in bottleneck … [Read more...] about Trajectory Optimization of CAVs in Freeway Work Zone Considering Car-Following Behaviors Using Online Multiagent Reinforcement Learning
Traffic Congestion
Integrated Control Method for Ramp Traffic Flow in Construction Area of Expressway
In order to alleviate the traffic congestion of the expressway construction section without interrupting the traffic, an integrated control method of ramp traffic flow was proposed. Based on METANET … [Read more...] about Integrated Control Method for Ramp Traffic Flow in Construction Area of Expressway
Methodology for Applying Connected Vehicle Data to Evaluate Impact of Interstate Construction Work Zone Diversions
Diversion of Interstate traffic can significantly impact the surrounding road network with increased volumes and congestion. This paper uses commercially available connected vehicle data to examine … [Read more...] about Methodology for Applying Connected Vehicle Data to Evaluate Impact of Interstate Construction Work Zone Diversions
Characterizing Interstate Crash Rates Based on Traffic Congestion Using Probe Vehicle Data
Crash reduction factors are widely used by engineers for prioritizing safety investments. Work zones are routinely analyzed by the length and duration of queues. Queue detection warning technology has … [Read more...] about Characterizing Interstate Crash Rates Based on Traffic Congestion Using Probe Vehicle Data
Modeling Traffic Flow in Work Zone Sections Considering the Effect of Traffic Lights
The relationship between the vehicles’ queuing time and the cycle of traffic lights is studied, and the cycle time of traffic lights is obtained also considering people’s endurance to the red light. … [Read more...] about Modeling Traffic Flow in Work Zone Sections Considering the Effect of Traffic Lights
CARMA: Improving Traffic Flows and Safety at Active Work Zones
Federal Highway Administration’s CARMASM Program is leading research on the information exchanges and cooperative maneuvers that constitute cooperative driving automation (CDA). The work zone … [Read more...] about CARMA: Improving Traffic Flows and Safety at Active Work Zones