An official website of the United States government
Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
The Federal Railroad Administration (FRA) and the Association of American Railroads (AAR) investigated the in-track performance of engineered-polymer composite (EPC) ties. This report summarizes the results from a revenue service test conducted by the Transportation Technology Center, Inc. (TTCI...
The Federal Railroad Administration (FRA) sponsored a project, performed by Transportation Technology Center, Inc. (TTCI), to research the feasibility of an Onboard Broken Rail Detection (OBRD) concept. A parallel long term track impedance characterization effort was undertaken with the...
The Federal Railroad Administration (FRA) previously demonstrated advanced, remotely controlled, electro-mechanical systems, such as hand brakes, angle cocks, and cut levers that can contribute to increased safety and improved efficiency of freight railroad operations. The main impediment to...
The Federal Railroad Administration (FRA) conducted a side impact test of a surrogate DOT-113 tank car at the Transportation Technology Center, Inc. (TTCI) to evaluate the performance of the tank car under dynamic impact conditions and to provide data for the verification and refinement of a...