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Statistical Representations of Track Geometry Volume II - Appendixes

This volume contains some of the more detailed data and analyses to support the results and conclusions reached in Volume I of this report. It is divided into appendixes lettered A through J. Appendix A defines a procedure for evaluating the statistical parameters from field-collected track-...

Fire Behavior of Transformer Dielectric Insulating Fluids

This report presents results for the fire behavior of pure and askarel-contaminated Fluids which are candidates for use as railroad transformer dielectric insulating fluids. In the study a hydrocarbon and a dimethyl-siloxane fluid were examined. The fire behavior of the fluids was examined on...

Effect of Missing or Broken Fasteners on Gage Restraint of Concrete Ties

From 2009 to 2010, the Transportation Technology Center, Inc., measured the gage restraint of a mainline concrete tie track affected by missing or broken fasteners. Measurements were taken at the Facility of Accelerated Service Testing and in revenue service. The following was discovered: 1)...

Wheel Failure Mechanisms of Railroad Cars- Interim Report

This Interim Report of the FRA sponsored Wheel Failure Mechanism Program was prepared in fulfillment of contractual requirements to provide a major mid-term technical progress report on the status of on-going research. It is not a final report, and although it does provide technical highlights and...