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Evaluation of the Degradation of Concrete Ties Using Machine Vision Technology on High-Speed Rail Corridors
Keywords: Concrete tie, concrete crosstie, tie degradation, cracked tie, concrete tie conditions, tie maintenance, tie replacement, tie inspection, tie grading, tie assessment, Northeast Corridor, concrete tie grades
Abstract: ENSCO, Inc. used machine vision technology to assess concrete tie degradation in Amtrak’s high-speed Northeast Corridor (NEC) over a 13-month period. The study examined three...
Keywords: CTIL; CTILWEB; Hybrid Cognitive Task Analysis; Moving Map; iPad; Heads-up Display; HUD; Situation Awareness; Safety; Human-in-the-loop Testing; Passenger Rail Service; Head-up Display
Abstract: This report describes the development and evaluation of a prototype real-time moving map display to support engineer situation awareness and safety performance for future U.S....
Keywords: active noise control, active vibration control, static operation, on-track operation
Abstract: This project evaluated the performance of active noise control (ANC) and active vibration control (AVC) technologies using a GP40-2 locomotive located at the Transportation...
Keywords: Bolster, side frame, truck, casting, foundry
Abstract: A review of the car repair billing database shows that many bolsters and side frames are removed from service each year due to cracking or breaking. Derailment-related costs due...
Identification of High-Speed Rail Ballast Flight Risk Factors and Risk Mitigation Strategies – Final Report
Keywords: Ballast flight; high-speed rail; intercity passenger rail; Identification of High-Speed Rail Ballast Flight Risk Factors and Risk Mitigation Strategies – Final Report
Abstract: The phenomenon of flying ballast is well-documented in high-speed rail operations. Displaced ballast particles from the track bed may cause damage to rolling stock as well as the...