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U.S. Department of Transportation U.S. Department of Transportation Icon United States Department of Transportation United States Department of Transportation

Demonstration of Mechanics-Based Track Geometry Deterioration Models

Document Series
Research Results
Federal Railroad Administration
Report Number
RR 22-23
Subject Track
Ballast, ballast fouling index, BFI, track inspection, forecasting models

The Federal Railroad Administration (FRA) contracted Transportation Technology Center, Inc. (TTCI) to expand on existing mechanics-based ballast condition forecasting models. This report demonstrates how one of the mechanics-based models performs against field data and makes recommendations for improving that model.

Last updated: Tuesday, September 27, 2022