Graphical Demonstration of Serviceability Analysis
A graphical interactive computer program (GISALLE) has been developed using state of the art computer graphics to estimate the seismic performance of water supply systems. GISALLE is developed...
Analysis of Earthquake Response at a Site With Uncertain Properties
The problem of earthquake response of a soil deposit with uncertain properties is studied in the paper. Various analysis procedures for handling the dynamic response of an uncertain system...
Identification of Seismic Waves for a Nonstationary Load Model from Strong Motion Records
Strong motion records of 5 moderate to strong earthquakes with different source mechanisms are investigated by Evolutionary Spectra Analysis. Only earthquakes with strong motion stations...
A Practical Model for Forecasting Water Supply Functions at Time of the Earthquake
This study aims to construct a practical forecasting model for the seismic damage restoration of city water supply functions by using experts empirical knowledge as well as the functional...
A Geophysical Model for Earthquake Hazard Estimation
A method for site hazard estimation from subduction earthquake is developed by combining a time-dependent earthquake occurrence model and a ground motion model into a unified hazard model....
Local Integration Method in Stochastic Finite Element Analysis
This paper, introducing local integration method, proposes a new stochastic finite element method for estimating the response variability of multi-dimensional stochastic systems. Young's...
Galerkin-Based Response Surface Approach for Reliability Analysis
A new method for structural reliability analysis is presented. The method relies on an efficient algorithm for approximating the response surface of engineering structures. Unlike methods...
Some Insight in Autoregressive (AR) Spectral Modeling
The difficulties associated with the determination of reliable autoregressive (AR) approximations of the Pierson-Moskowitz and Davenport spectra are examined from the standpoint of developing...
Stochastic Finite Element Analysis for Spatial Variations of Soil Properties Using Kriging Technique
When a reliability analysis for geotechnical problems is performed based on the stochastic finite element method, a proper estimation of spatial variation of soil properties is important...
Continuous Simulation of Gaussian Processes with Given Spectrum
A new algorithm, to be called MIMA (modulated interpolated moving average) allows stationary Gaussian processes with given spectral density to be simulated in continuous time, while providing...
Response Variability of Isolated Structure Due to Randomness of Isolation Devices
Effect of randomness of restoring characteristics of an isolation device, which is considered to result from the randomness of material properties, configuration and setting error, on...
Statistical Fatigue Properties of Carbon Steels for Machine Structural Use Based on JSMS Database on Fatigue Strength of Metallic Materials
A database on the fatigue strength of metallic materials was compiled by collecting the experimental fatigue data of the last 20 years in Japan on a nationwide scale as a joint project...
Damage Process of Composite Material with Randomly Oriented Fibers
A numerical procedure is formulated to make clear the damage process of composite materials with randomly oriented fibers. These composites often have complicated fiber oriented states,...
Objective Comparison of Fatigue Crack Growth Laws
This paper presents objective criteria for choosing between different fatigue crack growth laws to represent a material's fatigue behavior based on a data set containing multiple...
Reliability-Oriented Materials Design of Composite Materials
A basic formulation for evaluating safety index of unidirectional fiber reinforced laminate is presented. The proposed formulation is based on in-plane failure criteria of composite laminate...
Reliability and Redundancy Assessment of Prestressed Truss Bridges
Methods for the assessment of the reliability and redundancy of post-tensioned trusses are suggested. The effect of tendon layout on the reliability and redundancy of post-tensioned trusses...
On the Dynamic Response of Bridges by Oscillating Vehicles on Rough Surfaces
The spectral theory is applied to the response of bridges under a Poissonian stream of vehicles moving with constant speed over the bridge. The vehicles are modeled as oscillators with...
Approximate Reliability Analysis of Highway Bridges Under the Action of Random Vehicles?In Relation to an Interchange Bridge of China
In relation to an interchange curved bridge of China, a simple method by FSE for analysis of stochastic vibration has been proposed. The random vibration characteristics of bridge structures...
Probabilistic Analysis of Structures Composed of Path Dependent Materials
A procedure is outlined for calculating the time-evolving CDF's (cumulative probability distribution functions) of structural response variables for cases in which the structure's...
Lining Up Against Oil
Officials of California's Metropolitan Water District were more than slightly concerned when seeping oil showed up in the Newhall Tunnel, the last leg of a project that brings...
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