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Keywords: Accident Investigations, PTC, Metro North
Abstract: On May 18, 2017, at 4:54 p.m., EDT, westbound Metro-North Commuter Railroad Company (MNCW) commuter Train No. 1373, originating from Stamford, Connecticut, and destined for Grand...
Keywords: Buy America MTA PTC Positive Train Control RRIF
Cognitive and Collaborative Demands of Freight Conductor Activities: Results and Implications of a Cognitive Task Analysis
Keywords: Cognitive task analysis, CTA, freight rail, freight conductor, conductor training, Rail Safety Improvement Act, RSIA, positive train control, PTC, conductor certification
Abstract: This report presents the results of a cognitive task analysis (CTA) that examined the cognitive and collaborative demands placed on conductors, as well as the knowledge and skills...
Keywords: Transverse cracks; ultrasonic guided waves; noncontact ultrasonic testing; laser ultrasonic; air-coupled sensors; finite element modeling; automatic defect classification
Abstract: The objectives of this project were (1) to improve the defect detection reliability and (2) to improve the inspection speed of conventional rail defect detection methods. The...