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Keywords: Track buckling, instantaneous rail temperature, stress-free (or neutral) rail temperature, Non-Contact Rail Temperature Measurement sensor
Keywords: Continuous Welded Rail; CWR
Keywords: Rail; Seat; Abrasion; Environment; concrete ties
Abstract: Rail seat abrasion (RSA) of concrete ties is manifested by the loss of material under the rail seat area and, in extreme cases, results in loss of rail clip holding power, reverse...
Keywords: High-density polyethylene; modulus of elasticity; modulus of rupture; plastic composite ties
Abstract: As followup to a workshop on Engineered Composite Ties sponsored by the American Railway Engineering and Maintenance-of-Way Association and the Federal Railroad Administration,...
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...