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Test tracks, in which large numbers of pavement test sections can be loaded to failure by trucks in controlled experiments, are key contributors to improving pavement design.
Innovations don't happen overnight. What begins as a theory or idea requires a well-planned and documented program of testing and evaluation to determine if the idea will pan out.
Much of the information in this article was drawn from papers and presentations delivered at the SHRP (Strategic Highway Research Program) High-Performance Concrete Bridge Showcase in Houston, Texas, March 25-27, 1996.
Japan, with a population density almost 12 times greater than the United States, has an abiding interest in developing intelligent transportation systems (ITS) to resolve its traffic congestion and other transportation problems.
Much has been said and written recently about the 21st century. The word "revolution" has been used often to describe the potential for change -- a revolution in medicine, in science, in technology, in communications, and in transportation.
"Along the Road" is the place to look for information about current and upcoming activities, developments, trends, and items of general interest to the highway community.
You've probably heard a great deal about "quality" over the past several years. Perhaps you've worked on committees or teams connected with the quality management, National Quality Initiative (NQI), and "Quality Journey" efforts.