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eLibrary

Relationship of Inspection Methods to Ballast Degradation Models: Phase I

This report compiles the first phase of a Federal Railroad Administration (FRA)-sponsored project to evaluate lateral ballast behavior and how mechanics-based track geometry deterioration models forecast field behavior. The lateral ballast behavior section analyzed historical and recent single...

NDE Methods for Corrosion Monitoring in Railroad Tank Cars

This report discusses the use of various nondestructive evaluation (NDE) methods for detecting and characterizing corrosion defects in tank cars. Several tank car panels with a real corrosion defect as well as simulated corrosion defects were fabricated from the actual tank car. Advanced NDE...