The goal of the Midwest States Smart Work Zone Deployment Initiative (MwSWZDI) is to develop better ways of controlling traffic through work zones, which improves traffic safety and traffic operating … [Read more...] about Evaluation of Speed Reduction Techniques at Work Zones
Planning and Design
Maintenance Work Zone Safety Devices Development and Evaluation
This report presents the findings of tests and evaluations of several new work zone safety devices. The prototypes of the 25 devices were designed, developed, fabricated, tested, evaluated, and … [Read more...] about Maintenance Work Zone Safety Devices Development and Evaluation
Development of a Limited-Slip Portable Concrete Barrier Connection
A new limited-slip portable concrete barrier (PCB) connection is presented in this report which allows a PCB to be attached to a concrete bridge deck or pavement. The performace of the new … [Read more...] about Development of a Limited-Slip Portable Concrete Barrier Connection
Testing and Evaluation of Work Zone Traffic Control Devices (September 1989 to August 1990)
Various new work zone traffic control devices are currently being used or considered for use in work zones throughout the State of Texas. The impact performance of plastic drum, sign and flashing unit … [Read more...] about Testing and Evaluation of Work Zone Traffic Control Devices (September 1989 to August 1990)
Field Evaluation of Flashing Arrowboards at Freeway Work Zones
This report documents research conducted in the evaluation of flashing arrowboards when located in advance of lane closure work zones. The effects of supplemental arrowboard placement were compared to … [Read more...] about Field Evaluation of Flashing Arrowboards at Freeway Work Zones
Performance Evaluation of the UT Automated Road Maintenance Machine
This final report mainly focuses on evaluationg the overall performance of the University of Texas' Automated Road Machine (ARMM). First, the ARMM's man-machine balanced control loop was further … [Read more...] about Performance Evaluation of the UT Automated Road Maintenance Machine