TTI Celebrates 50 Years with NCHRP by Dennis Christiansen Agency Director In 2012, we celebrated the 50th anniversary of the National Cooperative Highway Research Program (NCHRP). As I’m sure you know, NCHRP sponsors research in a wide range of topics critical to state departments of transportation. Doing so saves time, effort and resources in solving […]
Volume 48, Number 4
Commentary: A Shared History of Meeting National Challenges
In a three-way agreement in 1962, the predecessor organizations of the American Association of State Highway and Transportation Officials (AASHTO), the Federal Highway Administration (FHWA) and the Transportation Research Board (TRB) established the National Cooperative Highway Research Program (NCHRP) as a state department of transportation (DOT)-driven, collaborative research program. Via state-DOT financial support, AASHTO sponsors […]
TTI Landmark NCHRP Reports That Set National Standards
TTI has conducted numerous NCHRP projects for half a century, providing national leadership in transportation research.
Warming Up to New Ideas: The Pros and Cons of Warm-Mix Asphalt
Using warm-mix asphalt (WMA) in lieu of its hotter alternative is one way to reduce the cost of maintaining transportation networks. Yet,
nagging questions remain about WMA’s durability.
National Crash-Testing Standards: TTI Makes a Big Impact with 18-Wheelers
At TTI’s crash facility, a fully loaded 18-wheeler traveling at 50 mph slammed into a concrete barrier placed on top of a retaining wall. The data from the unique crash test will prove vital.
Demanding a Recount on Motorcycle Crashes
NCHRP Project 08-81, Improving the Quality of Motorcycle Travel Data Collection, tasked TTI with reviewing current traffic detection methods, investigating new technologies and reporting on which count motorcycles the best.
Should We Move More Cargo via America’s Marine Highways?
To evaluate America’s marine highways potential as a substitute for road and rail, the U.S. Maritime Administration has launched the North American Marine Highways Initiative.
TTI Supports Texas Policy Makers
Public policy serves the greatest good when based on objective information. TTI research supports the legislative process by providing science-based findings to facilitate informed decisions and actions.
Toward a National Freight Data Architecture: TTI Researches the First Steps
Although much information exists on all aspects of freight movement and their intricacies, a comprehensive catalog of freight-related data sources does not exist.
TTI’s Current Work with the SHRP 2 Program
TTI has been an integral part of the SHRP 2 applied research team, addressing some of the nation’s most important needs for our transportation system concerning safety, renewal, reliability and capacity.
TTI Turns Up the Heat on Asphalt Cold Spots
One objective of SHRP 2 is to develop technologies that result in long-lasting transportation facilities. Researchers at TTI did just that.
Best Practices in Utility Conflict Management
TTI recently completed SHRP 2 R15B: Identification of Utility Conflicts and Solutions, which examined best practices from around the country and
developed tools for effectively managing and resolving these conflicts.
Lady Bird Johnson, Benjamin Allin III Join the Texas Transportation Hall of Honor
Lady Bird Johnson Lady Bird Johnson, former first lady of the United States and highway beautification advocate, was inducted into the Texas Transportation Hall of Honor at a reception and ceremony in Austin, Texas, Oct. 17. The event was co-sponsored by the Lady Bird Johnson Wildflower Center at The University of Texas at Austin and […]
Christine Yager Presents at Human Factors Annual Meeting TTI Associate Transportation Researcher Christine Yager gave a presentation, “The Effects of Reading and Writing Text-Based Messages While Driving,” at the 56th Annual Meeting of the Human Factors and Ergonomics Society held Oct. 22–26. More than 1,450 participants from the United States and the world attended. TTI […]
Video Summary Reports Video Summary Reports are available on the Texas Department of Transportation’s Research and Technology Implementation Office’s YouTube channel at youtube.com/bestpracticesvsrs/. Developing a Testing Device for Total Pavements Acceptance, 0-6005. Development of Very Thin Overlay Systems, 0-5598. Evaluation of Modern Traffic Control Devices to Improve Safety at Rural Intersections, 0-6462. FDR (Full-Depth-Reclamation) Performance […]
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