The Texas Department of Transportation (TxDOT) is currently using or considering to use various plastic traffic control devices in work zones. Of special interest are chevron signs, vertical panels, … [Read more...] about Testing and Evaluation of Work Zone Traffic Control Devices (May 1 to August 31, 1991)
Crash Tests
Evaluation of Plastic Drum Specifications
The Texas Department of Transportation (TxDOT) developed a draft specification for plastic drums which outlines the desired properties and characteristics of a plastic drum and specifies certain … [Read more...] about Evaluation of Plastic Drum Specifications
Applications of Recycled Materials in Roadside Safety Devices
This report summarizes the first phase of a three-phase research program intended to evaluate the use of recycled materials in roadside safety devices. Researchers obtained information regarding … [Read more...] about Applications of Recycled Materials in Roadside Safety Devices
Crash Testing and Evaluation of Work Zone Traffic Control Devices
Safety of work zones is a major area of concern since it is not always possible to maintain a level of safety comparable to that of a normal highway not under construction. Proper traffic control is … [Read more...] about Crash Testing and Evaluation of Work Zone Traffic Control Devices
Compliance Testing of an End Treatment for the Low-Profile Concrete Barrier
Full-scale crash testing was completed in this project to assure that a previously developed low-profile end treatment complies with test level 2 criteria for terminals and redirective crash cushions … [Read more...] about Compliance Testing of an End Treatment for the Low-Profile Concrete Barrier
Deflection Limits for Temporary Concrete Barriers
Whenever a traffic control plan is developed that utilizes temporary barriers, it is important to define acceptable barrier deflection criteria. However, the acceptable deflection criteria can be … [Read more...] about Deflection Limits for Temporary Concrete Barriers