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The Journal of Wheel/Rail Interaction
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Rail Defects

Squats and Studs: Emergent Damage Mechanisms on Rail Transit Systems

November 25, 2023 | Filed under: Rail Defects, Rail Grinding, Rail Maintenance, WRI Conference

By Jeff Tuzik The unforgiving environment of the wheel/rail interface creates many damage mechanisms. These manifest in defects as varied as corrugations, rolling contact fatigue, and gage-corner cracking, to name only a few. Among the most vexing defects that commuter, transit and high-speed rail lines contend with are squat-type defects …

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