Proceedings of the Joint Rail Conference, April 4-6, 2006, Atlanta,Georgia. Printed collection of 40 papers presented at the annualconference. Topics discussed include: Freight Car Performance andLongevity; Wheels: Making Them Last; Freight Car Safety Issues;Minimizing Wear; Operator and Passenger Safety; MeasuringPerformance Enhancements; Specifics for More Reliability;Substations and Catenaries; CBTC Systems and Hardware; VehiclePerformance; Network Management. NOTE: This volume includes twopapers from the 2004 ASME International Mechanical EngineeringCongress and Exposition, which have been published herein as acourtesy to the community.