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Seismic Site Response for Near-Fault Forward Directivity Ground Motions
Publisher: American Society of Civil Engineers
Abstract: Forward directivity effects in the near-fault region produce pulse-type motions that differ significantly from ordinary ground motions that occur at greater distances from the causative fault. Current code site factors are ...
Quantifying the Error Associated with the Elastic Halfspace Assumption in Site Response Analysis
Publisher: ASCE
Abstract: One of the fundamental decisions when performing one-dimensional (1D) site response analyses (SRA) involves the selection of the depth and dynamic properties of the elastic halfspace (EHS). This boundary condition assumes ...
Number of Equivalent Stress Cycles for Liquefaction Evaluations in Active Tectonic and Stable Continental Regimes
Publisher: American Society of Civil Engineers
New Stress Reduction Coefficient Relationship for Liquefaction Triggering Analyses
Publisher: American Society of Civil Engineers
Performance and Analyses of Mechanically Stabilized Earth Walls in the Tecomán, Mexico Earthquake
Publisher: American Society of Civil Engineers
Abstract: This paper discusses the performance and analysis of four mechanically stabilized earth (MSE) wall bridge approaches shaken by the 2003 Tecomán, Mexico earthquake. Strong shaking during the earthquake caused varying degrees ...
Limitations of Surface Liquefaction Manifestation Severity Index Models Used in Conjunction with Simplified Stress-Based Triggering Models
Publisher: ASCE
Abstract: The severity of surface manifestation of liquefaction is commonly used as a proxy for liquefaction damage potential. As a result, manifestation severity index (MSI) models are more commonly being used in conjunction with ...
True Liquefaction Triggering Curve
Publisher: American Society of Civil Engineers
Abstract: Current simplified models for predicting liquefaction triggering and manifestation do not account for the mechanisms of liquefaction triggering and surface manifestation in a consistent and sufficient manner. Specifically, ...
Approach for Estimating Seismic Compression Using Site Response Analyses
Publisher: American Society of Civil Engineers
Selecting the Optimal Factor of Safety or Probability of Liquefaction Triggering for Engineering Projects Based on Misprediction Costs
Publisher: ASCE
Abstract: In deterministic evaluations, liquefaction triggering potential is assessed by comparing the computed factor-of-safety (FS) against liquefaction triggering to some minimal acceptable FS. While some guidelines are available ...
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