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Monitoring and Assessment of Buckling in Slender Members with Varying Lateral Restraint and Thermal Loading Using Distributed Sensing
Publisher: ASCE
Abstract: Buckling of slender members due to gravity loading or thermal effects is influenced by the member’s geometric imperfections, boundary conditions, and intermediate lateral supports. When assessing the capacity of such ...
Development of an Axial Strain Measurement System for Rails
Publisher: ASCE
Abstract: Train derailments caused by buckled or broken rail continue to be both a safety and economic concern for North America’s railway industry. These track failures are often attributed to excessive axial stresses in continuous ...
Dynamic Monitoring of Rail Behavior under Passenger Train Loading Using Distributed Fiber Optic Sensors
Publisher: American Society of Civil Engineers
Abstract: Increasing demand for railway transportation combined with more severe climate events, such as extreme heat, leads to an increased risk of degradation of track support and failure due to rail buckling. In this paper, ...