Keywords: Maintenance-of-Way Employee Safety System, MOWESS, North American railroad, maintenance-of-way, MOW, safety improvements
Abstract: The Federal Railroad Administration (FRA) contracted Transportation Technology Center, Inc. (TTCI) to develop a concept of operations (CONOPS) for a system capable of resolving...
Keywords: Maintenance-of-Way Employee Safety System, MOWESS, North American railroad, maintenance-of-way, MOW, safety improvements, worker protection
Abstract: Appendices A through C contains operational use cases, a preliminary hazard analysis, and the full suite of MOWESS applications detailed in the CONOPS.
Keywords: Ballast behavior, discrete element modeling, DEM, Discrete Element Method, triaxial test, fouling, dynamic train loading, ballast degradation and image analysis
Abstract: An innovative integrated computational-experimental laboratory testing framework has been developed at the University of Illinois at Urbana-Champaign to evaluate clean and fouled...
Keywords: Friction, friction management, lubrication, vehicle-track interaction, wheel-rail interaction v
Abstract: Friction has a huge influence on the vehicle/track interaction and yet it remains poorly understood, its consideration an afterthought in many simulation activities. This survey...
Keywords: Ground penetrating radar technology, GPR, ballast, fouling
Abstract: This report summarizes the results from Phase 2 of the ground penetrating radar (GPR) technologies evaluation performed by the Transportation Technology Center, Inc. at the...