ASCE-ASME Journal of Risk and Uncertainty in Engineering Systems, Part A: Civil Engineering: Recent submissions
Now showing items 361-380 of 760
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Methodology to Quantitatively Assess Impacts of 5G Telecommunications Cybersecurity Risk Scenarios on Dependent Connected Urban Transportation Systems
(ASCE, 2022-01-22)The fifth generation (5G) technology standard for cellular networks is currently being developed and is in the early stages of rollout across the United States. This upgrade from 4G LTE (long-term evolution) will not only ... -
Measurement Approach to Develop Flood-Based Damage Fragilities for Residential Buildings Following Repeat Inundation Events
(ASCE, 2022-04-05)Floods account for the highest annual average losses from natural hazards across the United States, and the occurrence of repeat flood inundation events in United States communities is increasing. Distinguishing damages ... -
Risk Identification Method for High-Speed Railway Track Based on Track Quality Index and Time-Optimal Degree
(ASCE, 2022-01-17)The real-time identification and early warning of the state of the track are significant to keep the high-speed railway (HSR) safe, stable, and comfortable. This paper proposes a new risk identification method based on the ... -
Operator Norm-Based Statistical Linearization to Bound the First Excursion Probability of Nonlinear Structures Subjected to Imprecise Stochastic Loading
(ASCE, 2021-12-15)This paper presents a highly efficient approach for bounding the responses and probability of failure of nonlinear models subjected to imprecisely defined stochastic Gaussian loads. Typically, such computations involve ... -
Reliability Bounds for Structural Systems Subjected to a Set of Recorded Accelerograms Leading to Imprecise Seismic Power Spectrum
(ASCE, 2022-02-07)In earthquake engineering, recorded accelerograms must be critically analyzed to predict the seismic behavior of structures under future earthquakes. Recent studies have highlighted that, in addition to amplitude, the ... -
Assessment of Risks in Building Inspection Services during and Post-COVID-19 Pandemic
(ASCE, 2022-01-22)The building industry has been deeply affected by the Covid-19 pandemic due to the cessation of many businesses and the changes in working methods. Building inspection is of great importance for ensuring safety and ... -
Displacement Estimation of a Nonlinear SDOF System under Seismic Excitation Using an Adaptive Kalman Filter
(ASCE, 2021-12-11)A displacement estimation method for a nonlinear single-degree-of-freedom (SDOF) system under seismic excitation is proposed based on an extended Kalman filter (EKF). This method first identifies time intervals where a ... -
Managing Safety Hazards in Metro Subway Projects under Complex Environmental Conditions
(ASCE, 2021-11-29)During the expansion of metro subway projects, numerous safety hazards occur due to geotechnical site conditions, the complexity of the construction work, the concealment of the project, and the lengthy construction period. ... -
Preposterior Analysis Considering Uncertainties and Dependencies of Information Relevant to Structural Performance
(ASCE, 2021-12-14)A modified general framework of preposterior analysis is proposed here, which takes the uncertainties and dependencies associated with the information relevant to structural performance into account, to provide a sound ... -
Optimal Generation of Multivariate Seismic Intensity Maps Using Hazard Quantization
(ASCE, 2021-11-29)This paper introduces a method for the optimal generation of multivariate intensity measure (IM) maps representing various aspects of the intensity of an earthquake over a region that can be used as input for regional ... -
Study of Statistical Uncertainties for Temperature Gradients in Concrete Bridges
(ASCE, 2021-12-08)The philosophy currently adopted by AASHTO Bridge Design Specifications (BDS) is based on considering uncertainties inherent in the structural design process by proposing load and resistance factors. Factors used in the ... -
Lifetime Resilience Migration Quantification Using Nonparametric Distance Metrics and Application for River-Crossing Bridges
(ASCE, 2021-12-02)Quantitative resilience assessment is an essential to the lifetime management of civil structures. With the uncertainties arising from both physical and socioeconomic dimensions, resilience needs to be measured probabilistically. ... -
Robust Optimization Method for Mountain Railway Alignments Considering Preference Uncertainty for Costs and Seismic Risks
(ASCE, 2021-11-25)Railways are vital infrastructures whose design is complex and time-consuming. In addition to multiple conflicting objectives and highly-constrained search spaces, their design also faces great uncertainties. The aim of ... -
Dynamic Risk Analysis of Deepwater Gas Hydrate Drilling with a Riserless Drilling System Based on Uncertain Dynamic Bayesian Network Model
(ASCE, 2021-12-08)The riserless drilling system (RDS) is a dual gradient drilling system. Offshore natural gas hydrate (NGH) drilling projects are often subject to various risks due to uncertainty factors (marine environment and complex ... -
Physics-Based Reliability Assessment of Community-Based Power Distribution System Using Synthetic Hurricanes
(ASCE, 2021-12-17)Power distribution systems are very vulnerable during hurricane events. Failure of power distribution systems could bring significant disruptions to the community’s daily activities. Sparse historical hurricane data are ... -
Explicit Model of Outcrossing Rate for Time-Variant Reliability
(ASCE, 2021-12-17)The usual approach to time-variant reliability problems is PHI2 method, which defines the outcrossing rate as a two-component parallel system problem and calculates it through a two-dimensional numerical integration. To ... -
Data Normalization and Anomaly Detection in a Steel Plate-Girder Bridge Using LSTM
(ASCE, 2021-12-07)Modal properties are recognized as indicators reflecting structural condition in structural health monitoring (SHM). However, changing environmental and operational variables (EOVs) cause variability in the identified modal ... -
Earthquake Risk of Gas Pipelines in the Conterminous United States and Its Sources of Uncertainty
(ASCE, 2021-12-06)Relatively little research has been conducted to systematically quantify the nationwide earthquake risk of gas pipelines in the US; simultaneously, national guidance is limited for operators across the country to consistently ... -
Effect of Spatial Variability of Soil Properties on Bearing Capacity of Strip Footing under Fuzzy Uncertainty
(ASCE, 2021-11-02)The present study investigates the effect of spatial variability of soil parameters on the probability of failure of strip footings against bearing pressure resting on a homogeneous and two-layered soil system. The uncertain ... -
Adaptive Monte Carlo Simulation Method and Its Applications to Reliability Analysis of Series Systems with a Large Number of Components
(ASCE, 2021-10-30)It is not uncommon to encounter engineering structures that can be modeled as series systems with a large, even unlimited, number of correlated components (e.g., component number greater than 1,000). It can be a ...