The U.S. Department of Transportation’s Federal Railroad Administration (FRA) today established the new Corridor Identification and Development (ID) Program, which is the first step in an unprecedented undertaking to transform America’s passenger rail...

Several research and field applications have backed the crib circuit (CC) (i.e., installed between two ties) for vertical wheel load measurement. However, no studies have explored whether the tie circuit (i.e., installed on top of a tie) is valid for...

Transportation Technology Center, Inc. (TTCI) researched and developed concepts for a centralized interlocking (CIXL) system to satisfy the needs of North American railroads. The system leverages the Quasi-Moving Block (QMB) train control method; and...

This report presents an evaluation of high-speed passenger trucks for use in shared freight and passenger corridors. The primary focus of the report is on vehicle dynamic response for a range of low and high speed performance regimes adapted from the...