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Keywords: E-ATC, PTC, braking enforcement
Keywords: Quasi-Moving Block (QMB), next generation track circuit, NGTC, track circuit enhancements
Keywords: Automated Track Inspection Program, machine vision, data products, imaging systems
Keywords: Probability of detection, MAPOD, ultrasonic rail flaw inspection
Keywords: Safety culture, safety culture model, safety culture assessment, safety culture measurement, evaluation, short line railroads, regional railroads