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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: Rail, Cracks, Fatigue Crack Propagation, Mechanical Properties, Fractography
Abstract: In order to establish safe inspection periods of railroad rails information on fatigue crack growth rates is required. These data should come from a sufficiently large sample of...