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Policy and Guidance
Keywords: Trespasser Casualty Map User Guide
Keywords: rolling contact fatigue, wheel/rail interface, wear, management modules
Abstract: In July 2011, the Transportation Technology Center, Inc., coordinated the joint Federal Railroad Association/Association of American Railroads Workshop on Rolling Contact Fatigue...
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...