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Keywords: Roller Rig, Wheel-Rail Contact Mechanics, Rail Vehicle Dynamics, Contact Patch Dynamics, Wheel Forces and Moments
Abstract: A need exists for a new test rig design with advanced sensing technologies that will allow the railroad industry and regulatory agencies to better understand the wheel-rail...
Keywords: Plastic tie, composite tie, tie insertion, tie nipping, bending loads
Abstract: Damage to plastic composite ties during handling and track installation has been reported by a number of railroads. Results from a survey conducted to identify specific handling...
Keywords: Strain levels, joint bar fatigue analysis, residual stress, joint bar strength
Abstract: Detailed analysis of measured bending strains shows that the foundation deflections have the most significant effect on the magnitude of strains. All other factors, such as track...
Keywords: Railroad trespass, trespass prevention, accident reduction, alternative safety measures, education and enforcement, highway-rail intersections, safety, video data, violation reduction
Abstract: Researchers implemented existing FRA and Transport Canada trespass prevention guidance citywide to demonstrate potential benefits and discuss lessons learned.
Researchers implemented existing FRA and Transport Canada trespass prevention guidance citywide to demonstrate potential benefits and discuss lessons learned.
Quantification of the Effectiveness of Handheld Equipment for Ground Verification of Detected Rail Internal Defects
Keywords: Ultrasonic phased arrays, conventional ultrasonic, rail flaw sizing, nondestructive testing
Abstract: The objective of this project was to quantify the effectiveness of the rail inspection ground verification process. More specifically, the project focused on comparing the...