Transportation Technology Center, Inc. (TTCI), is a railroad testing and training facility located northeast of Pueblo, Colorado. It originated as the Department of Transportation's High Speed Ground Test Center as a site to test several hovertrain concepts. When those projects were completed in the 1970s, the site was handed to the Federal Railroad Administration's (FRA), Transportation Technology Center (TTC).Transportation Technology Center, Inc.,(TTCI) was formed on January 1, 1998, as a wholly owned subsidiary of the Association of American Railroads (AAR). Headquartered at TTC, Pueblo,CO, TTCI also has its subsidiary in the UK, TTCI(UK) Ltd. which was incorporated in June 8, 2004. The TTC site is home to numerous test tracks and laboratories.