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Keywords: Fouled ballast performance, track geometry, degradation, trending, long-term wayside monitoring, waiver operations, enforcement modes, track, Autonomous Track Geometry Measurement System, ATGMS, track
Keywords: Concrete crossties; crosstie degradation; center cracks; cyclic loading; flexural performance
Keywords: Automated Track Inspection Program, machine vision, data products, imaging systems
Statement of Federal Railroad Administration Deputy Administrator Amit Bose On the Derailment of Amtrak’s Empire Builder in Buelow, Montana
Keywords: Derailment, Amtrak, Buelow, Montana
Keywords: Probability of detection, MAPOD, ultrasonic rail flaw inspection