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Risk-Informed Bridge Optimal Maintenance Strategy Considering Target Service Life and User Cost at Project and Network Levels
Publisher: ASCE
Abstract: As the concept and methods of maintenance of infrastructure systems are receiving increasing attention, the optimal maintenance strategy for a group of structures is a promising research topic. Among the factors affecting ...
Impact of Climate Change on Risk Assessment and Effective Maintenance Strategies for Bridge Networks Subjected to Corrosion
Publisher: ASCE
Abstract: Given the impact of climate change on the society, climate adaptation for civil structures and infrastructure systems has become an urgent task. To determine an adaptation and maintenance strategy in a rigorous manner, the ...
Probabilistic Life-Cycle Connectivity Assessment of Transportation Networks Using Deep Learning
Publisher: ASCE
Abstract: Bridges and pavements are two major infrastructure components of a transportation network providing mobility of freight and commodities for economic vitality and access to a range of users as social benefits. However, the ...
A Recommender for Personalized Travel Planning Using Stacked Autoencoder in a Multimodal Transportation Network
Publisher: ASCE
Abstract: This paper proposes a recommender in multimodal transportation-as-a-service (MMTaaS) system that offers personalized travel planning in multimodal transportation network. The framework focuses on three key aspects: ...
Cascading Failure Analysis of Causal Factors for Construction Collapse Accidents Based on Network Theory
Publisher: ASCE
Abstract: Construction collapse accidents are one of the most serious accidents. A variety of causal factors interact with each other, leading to the occurrence of accidents. Some causal factors may cause other causal factors to ...
Verification and Validation of Agent-Based Models for Resilience Analysis and Simulation
Publisher: American Society of Civil Engineers
Abstract: Natural hazards can inflict significant damage on communities. It may take a long time for hazard-stricken communities to recover from the losses induced by natural hazards. The concept of community resilience has received ...
Risk-Based Optimal Life-Cycle Maintenance Strategy for Bridge Networks Considering Stochastic User Equilibrium
Publisher: ASCE
Abstract: The risk-based approach is a powerful tool to assess the impact of hazards on bridge networks. The results of risk analysis of a bridge network can be integrated into an optimization process to obtain the optimal maintenance ...
Nonparametric Representation for Seismic Fragility Assessment of Earth Dams with Spatially Variable Soil Properties
Publisher: ASCE
Abstract: Seismic fragility is the conditional failure probability of reaching certain performance states under various intensities of seismic load, which is a significant part of the seismic risk and resilience assessment of ...
Dynamic Splitting Tensile Strength of Precast Concrete Samples with Varying Moisture Contents
Publisher: ASCE
Abstract: In this work, we investigated the impact of moisture content on the dynamic mechanical properties of precast concrete members. The dynamic splitting impact test was applied to concrete specimens with different moisture ...
Adaptive Mesh Refinement–Based Numerical Simulation of Detonation Initiation in Supersonic Combustible Mixtures Using a Hot Jet
Publisher: American Society of Civil Engineers
Abstract: An open-source program implementing a block-structured adaptive mesh refinement method was adopted for the fine structure numerical simulation of detonation initiation in supersonic combustible mixtures. Simulations were ...