The Illinois Department of Transportation (IDOT) faces challenges in understanding the causes of increased work zone crashes. Although direct safety metrics of work zone (WZ) crashes are useful, they … [Read more...] about Work Zone Safety Performance on Illinois State Routes
Evaluation and Assessment
Safety Measures and Safety Warning Signages of Road Construction Projects: An Assessment
This research described the safety measures and safety warning signages of road construction projects in the first and second legislative districts in the province of Nueva Ecija. Forty road motorists … [Read more...] about Safety Measures and Safety Warning Signages of Road Construction Projects: An Assessment
Validating the Performance of the FHWA Work Zone Model Version 1.0: A Case Study Along I-91 in Springfield, Massachusetts
Central to the effective design of work zones is being able to understand how drivers behave as they approach and enter a work zone area. States use simulation tools in modeling freeway work zones to … [Read more...] about Validating the Performance of the FHWA Work Zone Model Version 1.0: A Case Study Along I-91 in Springfield, Massachusetts
Upgrading the FHWA Work Zone Model Version 2.0 and Validating its Performance Along I-91 in Springfield, Massachusetts
Freeway work zones can have significant safety and operational impacts. To mitigate these, planners and engineers rely on accurate simulation tools to assess various work zone design and scheduling … [Read more...] about Upgrading the FHWA Work Zone Model Version 2.0 and Validating its Performance Along I-91 in Springfield, Massachusetts
Evaluation of Truck-Mounted Automated Flagger Assistance Devices in Missouri: Case Study
To improve work zone safety by replacing human flaggers, a new Automated Flagger Assistance Device (AFAD) developed by the Missouri Department of Transportation (MoDOT) was investigated through field … [Read more...] about Evaluation of Truck-Mounted Automated Flagger Assistance Devices in Missouri: Case Study
Traffic Control Device Analysis, Testing, and Evaluation Program: FY2018 Activities
This project provides the Texas Department of Transportation with a mechanism to conduct high-priority, limited-scope evaluations of traffic control devices. Work conducted during the 2018 fiscal year … [Read more...] about Traffic Control Device Analysis, Testing, and Evaluation Program: FY2018 Activities