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Investigation of the Live-Load Effects on Long-Span Bridges under Traffic Flows
Publisher: American Society of Civil Engineers
Abstract: Different from short-span girder bridges, long-span bridges support a large amount of traffic, which significantly influences the dynamic performance of the bridge. The design live load on long-span bridges has seldom been ...
Full-Response Prediction of Coupled Long-Span Bridges and Traffic Systems under Spatially Varying Seismic Excitations
Publisher: American Society of Civil Engineers
Abstract: A long-span bridge supports a large number of vehicles, which are usually present when an earthquake strikes the bridge site due to the low predictability of earthquake events. Existing seismic analyses of long-span bridges ...
Correlated Random Parameter Marginalized Two-Part Model: Application to Refined-Scale Longitudinal Crash Rates Data
Publisher: American Society of Civil Engineers
Abstract: Crash rate data are mainly analyzed using the Tobit model. However, there are three major limitations associated with the Tobit model when it is applied to crash data: (1) the assumption that zeros are originated from ...
Stress Analysis of a Long-Span Steel-Truss Suspension Bridge under Combined Action of Random Traffic and Wind Loads
Publisher: American Society of Civil Engineers
Abstract: This paper presents an efficient approach for dynamic stress analysis of a long-span bridge under the combined action of stochastic traffic and wind loads based on the stress influence function, which converts the stress ...
Modularized Physics-Driven Dynamic Response Prediction of Long-Span Bridge and Traffic System Subjected to Stochastic Loads Based on Neural Operators
Publisher: American Society of Civil Engineers
Abstract: Abstract The rapid and reliable prediction of dynamic responses in long-span bridges (LSBs)
and traffic systems considering dynamic interactions under stochastic loads is crucial
for understanding the operational risk for ...
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