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A Framework for Identification of the Critical Members for Truss Bridges through Nonlinear Dynamic Analysis
Publisher: ASCE
Abstract: This study proposes an integrated and easily applicable framework that considers the dynamic effect of sudden member loss to identify the critical members in steel truss bridges through nonlinear dynamic analysis. Numerical ...
Alternate Load Paths Redundancy Analysis of Steel Truss Bridges
Publisher: ASCE
Abstract: An analysis method to quantify the alternate load paths (ALPs), inspired by the concept of ALP for progressive analysis of buildings, is proposed for steel truss bridges subject to the loss of a critical member. Quantification ...
Reliability-Based Framework for Structural Robustness Evaluation of Bridges
Publisher: ASCE
Abstract: Long-span bridges, which are critical nodes of the nation’s infrastructure system, are frequently exposed to extreme hazards, such as flood, scour, hurricane, earthquake, blast, and impact. In spite of their importance, ...
Dynamic Response and Progressive Collapse of a Long-Span Suspension Bridge Induced by Suspender Loss
Publisher: ASCE
Abstract: Although long-span suspension bridges play a vital role in the transportation infrastructure, their resistance to disproportionate collapse resulting from locally induced damage has not yet been adequately investigated. ...