TRB’s Transit Cooperative Research Program (TCRP) Report 71, Track-Related Research, Vol. 5: Flange Climb Derailment Criteria and Wheel/Rail Profile Management and Maintenance Guidelines for Transit Operations examines flange climb derailment criteria for transit vehicles that include lateral-to-vertical ratio limits and a corresponding flange-climb-distance limit. The report also includes guidance to transit agencies on wheel and rail maintenance practices.
National Academies of Sciences, Engineering, and Medicine. 2005. Flange Climb Derailment Criteria and Wheel/Rail Profile Management and Maintenance Guidelines for Transit Operations. Washington, DC: The National Academies Press. https://doi.org/10.17226/13841.
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