Journal of Transportation Engineering, Part A: Systems: Recent submissions
Now showing items 421-440 of 4147
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Analyzing Freeway Traffic Incident Clearance Time Using a Deep Survival Model
(ASCE, 8/4/2023 1)Accurately predicting freeway incident clearance time and analyzing influential factors are essential for developing effective traffic incident management strategies. Existing approaches for analyzing traffic incident ... -
Geometric Characteristics of Roundabouts with Offset and Skewed Approaches
(ASCE, 5/12/2023 )Roundabouts are a superior solution to traffic operation issues at intersections with complex geometry, such as skewed and offset approaches where there are property constraints or where realigning approaches is costly. ... -
A Transfer Learning–Based LSTM for Traffic Flow Prediction with Missing Data
(ASCE, 7/18/2023 )Traffic flow prediction plays an important role in intelligent transportation systems (ITS) on freeways. However, incomplete traffic information tends to be collected by traffic detectors, which is a major constraint for ... -
Development and Performance of a Connected Car-Following Model
(ASCE, 6/18/2023 )Taking advantage of vehicle-to-vehicle (V2V) communications, driving behavior will be impacted by information on preceding vehicles in communication range. In this work, a cooperative adaptive cruise control (CACC) model ... -
Modeling the Impact of COVID-19 Interventions on Interstate Crash Rates Using Comparative Interrupted Time Series
(ASCE, 6/18/2023 )In the early stage of the severe acute respiratory syndrome (SARS)-CoV-2 coronavirus (COVID-19) outbreak in March 2020, a series of restrictions were released to minimize the exposure and spread of the communicable virus. ... -
Dynamic Straight-Right Lane Design and Signal Control at Urban Intersections
(ASCE, 7/31/2023 )As a key node in the urban road network, the operational efficiency of urban signal intersections directly affects the general operational efficiency of road network traffic. To improve the general efficiency of the ... -
Joint Planning of Intersection Trajectories and OD Routes under the Competition of CAV Firms
(ASCE, 5/12/2023 )Robotaxis have provided services to the public in some cities by different operators. There would exist connected and autonomous vehicles (CAVs) belonging to multiple firms on urban roads in the future. Each firm takes ... -
A Connected Vehicle System with High-Availability and Low-Bandwidth Requirement for First Responders
(ASCE, 6/22/2023 )This paper presents design and implementation of a high-availability, low-bandwidth requirement vehicular and portable connectivity system which allows first responders to communicate relevant and timely information. Since ... -
Real-Time Big Data Analytics and Proactive Traffic Safety Management Visualization System
(ASCE, 5/17/2023 )Big data and data-driven analysis could be utilized for traffic management to improve road safety and the performance of transportation systems. This paper introduces a web-based proactive traffic safety management (PATM) ... -
Safety Effectiveness of Rectangular Rapid Flashing Beacons Pedestrian Enhancement
(ASCE, 5/31/2023 )A rectangular rapid flashing beacon (RRFB) is a pedestrian crosswalk countermeasure system that cautions drivers by providing them with real-time warning about the presence of pedestrians in an upcoming crosswalk. This ... -
A Planning Control Strategy Based on Dynamic Safer Buffer to Avoid Traffic Collisions in an Emergency for CAVs at Nonsignalized Intersections
(ASCE, 5/23/2023 )Intelligent traffic control at nonsignalized intersections under a connected and automated vehicle (CAV) environment can reduce traffic congestion, vehicle emissions [e.g., carbon dioxide (CO2), carbon monoxide (CO), ... -
Improving Supply Chain Logistics with Agent-Based Spatiotemporal Mechanistic Enumeration and Probe Vehicle Data
(ASCE, 7/11/2023 )Traditional methods of transportation performance and land use valuation rely on metrics that emphasize daily traffic volume and ideal travel speeds of transportation systems; however, enterprise logistics are better ... -
An Example of Establishing a Plan to Mitigate Traffic Delay with Microscale Computer Simulated Data
(ASCE, 5/22/2023 )System engineering is used to analyze traffic delay on a test track as a dynamic process using microscale time data. Each driver is required to start from rest and stop at a specific location in the shortest time possible. ... -
Investigating Changes in Ride-Sourcing Use during the COVID-19 Pandemic: Evidence from a Two-Cycle Survey of the Greater Toronto Area
(ASCE, 6/22/2023 )The rapid spread of the SARS-CoV-2 virus has resulted in changes in modal preferences, leading to an increased preference for individual modes (e.g., private vehicles and active modes) and a reduced preference for ... -
Assessing the Effect of Paved Shoulder Width on Road Traffic Crash Risk on a Six-Lane Rural Highway in India
(ASCE, 5/11/2023 )This study aims to assess the safety effect of the paved shoulder width of a 175-km six-lane rural highway in India. First, the applicability of the matched case-control (C-C) method in the case of highway segments with ... -
Before–After Safety Evaluation of Coordinated Ramp Metering System Using Empirical Bayes Approach: A Case Study on I-80 in California
(ASCE, 8/22/2023 )Coordinated ramp metering (CRM) systems are implemented on freeways primarily to improve operational conditions. However, smoother traffic flow resulting from CRM may also have significant safety benefits. The main objective ... -
Evaluation of Freeway Demand in Florida during the COVID-19 Pandemic from a Spatiotemporal Perspective
(ASCE, 6/2/2023 1)This study contributes to our understanding of the changes in traffic volumes on major roadway facilities in Florida due to the COVID-19 pandemic from a spatiotemporal perspective. Three different models were tested in ... -
Modeling Speed Mean and Variance for Different Enforcement Conditions on Multilane Highways
(ASCE, 5/25/2023 )Two major characteristics that can impact the frequency and severity of traffic crashes are average speed and speed variance. This paper investigated these characteristics on 49 multilane highway segments in Jordan and ... -
Analysis of Spatiotemporal Factors Affecting Traffic Safety Based on Multisource Data Fusion
(ASCE, 7/26/2023 )Traffic state information, road network structure characteristics, and built environment characteristics are factors influencing traffic safety, which will alleviate or aggravate traffic safety problems. This paper analyzes ... -
A Multiclass Link Transmission Model for a Class-Varying Capacity and Congested Wave Speed
(ASCE, 7/18/2023 )Varying implementations and availability of vehicle automation result in vehicles using significantly different driving behaviors. Adaptive cruise control implementations vary by manufacturer and also differ from human ...