Traffic management in freeway construction zones is a challenging task to traffic engineers. Capacity reduction in the work zone is a one of the causes of the problems. Although many past works … [Read more...] about Investigation of Factors Affecting Capacity at Rural Freeway Work Zones
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Quality Assurance Program for Work Zone Traffic Control
This paper describes a quality assurance program developed and implemented by the NYSDOT to manage work zone traffic control on Department projects. Using a standardized process, a team of experienced … [Read more...] about Quality Assurance Program for Work Zone Traffic Control
Evaluation of Supplementary Traffic Control Measures for Freeway Work-zone Approaches
Controlling traffic in work-zones to improve safety continues to be a major concern for highway agencies. Three traffic control devices: white lane drop arrows, the CB wizard alert system, and orange … [Read more...] about Evaluation of Supplementary Traffic Control Measures for Freeway Work-zone Approaches
Evaluation of Speed Displays and Rumble Strips at Rural Maintenance Work Zones
This paper describes an evaluation of the effectiveness of speed displays and portable rumble strips at reducing speeds in rural maintenance work zones. Speed displays are radaractivated signs that … [Read more...] about Evaluation of Speed Displays and Rumble Strips at Rural Maintenance Work Zones
Work Zone Speed Control and Management by State Transportation Agencies and Toll Authorities
This paper describes the results of a written questionnaire survey sent to state traffic engineers and their equivalents at toll authorities to determine their practices and policies regarding speed … [Read more...] about Work Zone Speed Control and Management by State Transportation Agencies and Toll Authorities
Simulation-Based Estimates of Delays at Freeway Work Zones
Work zone related traffic delay is an important cost component on freeways with maintenance activities. This study demonstrates that delays are always underestimated by using the deterministic queuing … [Read more...] about Simulation-Based Estimates of Delays at Freeway Work Zones