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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: Positive Train Control, Generalized Train Movement Simulator, I-ETMS, risk assessment, level splitting, engineering reliability metrics
Abstract: The Federal Railroad Administration funded the BNSF San Bernardino Case Study to verify its Generalized Train Movement Simulator (GTMS) risk assessment capabilities on a planned...
Keywords: Portable track loading fixture (PTLF), gage restraint measurement system (GRMS), track strength
Keywords: Close calls, human factors, safety culture, risk reduction, continuous improvement, employee involvement, passenger rail
Keywords: Close calls, human factors, safety culture, continuous improvement, employee involvement, passenger rail