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Campaign Monitoring of Railroad Bridges in High-Speed Rail Shared Corridors using Wireless Smart Sensors
Keywords: Campaign Monitoring of Railroad Bridges in High-Speed Rail Shared Corridors using Wireless Smart Sensors; Railroad bridge safety; bridge performance monitoring; wireless sensors; campaign monitoring
Abstract: This research project used wireless smart sensors to develop a cost-effective and practical portable structural health monitoring system for railroad bridges in North America. The...
Keywords: bridge problems, risk control matrix, Railroad Bridge Service Interruption Database
Abstract: The Federal Railroad Administration contracted Transportation Technology Center, Inc., to study bridge problems that cause accidents or service interruptions and to use this...
Keywords: Track Transition, Geometry Degradation, Factors and Causes
Abstract: Efforts have been made to reduce or eliminate track geometry degradation at bridge approaches and special trackwork zones for more than a century. This is a common problem that...
Keywords: Bridges, Trusses, Static Tests, Dynamic Tests, Track Loading Vehicle, Influence Line, Impact Percentage, Damping Ratio, Strain, Axial Force, Power Spectral Density, Mode, Frequency
Abstract: The Track Loading Vehicle (TLV) was used to conduct a series of bridge tests. The Big Creek Through Truss Bridge on the Norfolk Southern Railroad in Tennessee was used for thee...
Keywords: Bridge Design, Bridge Impact, Bridge Stresses, Mathematical Model
Abstract: A mathematical model to obtain various generalized physical properties, such as mass, stiffness, damping and loads, has been derived to evaluate the dynamic response of a coupled...