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Performance of Prototype No. 20 Frogs in Revenue Service

Transportation Technology Center, Inc. (TTCI) evaluated the performance of several No. 20 fixed-point frogs on Norfolk Southern Railway (NS) in Kentucky. This effort was part of the Heavy Axle Load (HAL) Revenue Service Test Program jointly supported by the Federal Railroad Administration (FRA)...

On-Board Broken Rail Detection (OBRD) Research and Development

From October 2019 to May 2022, the Federal Railroad Administration (FRA) sponsored a research and development project, performed by Transportation Technology Center, Inc. (TTCI), to research the feasibility of an Onboard Broken Rail Detection (OBRD) concept at the Transportation Technology...

HQ-2022-1521

On Sunday, February 20, 2022, at 12:18 a.m., EST, a Loram Switch Grinder (RGS-9) collided with the rear-end Distributed Power Unit (DPU) of locomotive No. CSXT 3144, of train Q426-19 (Q426) at Milepost (MP) QB 59.9 on the Boston Subdivision in Spencer, Worcester  County, Massachusetts....