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The document includes a general review of innovative conceptual and technical approaches to train-activated motorist warning systems for use at railroad-highway grade crossings, and also contains a specific report describing a study directed toward the generation, analysis and evaluation of...
This handbook includes chapters dealing with the technology of lime injection, surface and subsurface soil exploration and laboratory testing, environmental considerations and safety precautions. In addition, there are appendices which provide state-of-the-art specifications for lime slurry...
The rail technology review provides assistance to a number of rail technology programs initiated by the Transportation Systems Center (TSC) for the Federal Railroad Administration (FRA). The results of a search and review in four specific areas in the field of rail technology are presented in the...
The Federal Railroad Administration (FRA), Transportation Technology Center, Inc. (TTCI), and rail industry participants have performed probability of detection (POD) assessments to evaluate nondestructive testing (NDT) technologies, which are prescribed by Title 49 of the Code of Federal...
High-voltage (10-50 kV), direct-current (HVDC) power distribution may prove to be an economically and technically attractive option for railroad electrification. There may be potential economic advantages in both wayside installation and operation, and in the propulsion equipment aboard the rolling...
This report was prepared as part of the Improved Track Structures Research Program sponsored by the Office of Rail Safety Research of the Federal Railroad Administration. The report is a planning document for a track measurement program to obtain data on the service loads and reactions of cross...
Over recent years, much attention has been paid to the urgent need for the United States to modernize its transportation system in order to move our country forward in a mobile, knowledge-based economy. Congress rightfully recognized that to achieve this goal, our transportation system must include...
With California’s growing population, the state was understandably focused on building out a high-speed rail system that would serve its growing communities … because two railroad tracks can carry as many travelers in an hour as 16 lanes of a congested freeway.