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The Resource An Overview of the SIGMA Research Project : A European Approach to Seismic Hazard Analysis

An Overview of the SIGMA Research Project : A European Approach to Seismic Hazard Analysis

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An Overview of the SIGMA Research Project : A European Approach to Seismic Hazard Analysis
Title
An Overview of the SIGMA Research Project
Title remainder
A European Approach to Seismic Hazard Analysis
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Subject
Language
eng
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Cataloging source
MiAaPQ
Literary form
non fiction
Nature of contents
dictionaries
Series statement
Geotechnical, Geological and Earthquake Engineering Ser.
Series volume
v.42
An Overview of the SIGMA Research Project : A European Approach to Seismic Hazard Analysis
Label
An Overview of the SIGMA Research Project : A European Approach to Seismic Hazard Analysis
Link
http://libproxy.rpi.edu/login?url=https://ebookcentral.proquest.com/lib/rpi/detail.action?docID=4855681
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Carrier category
online resource
Carrier category code
cr
Carrier MARC source
rdacarrier
Color
multicolored
Content category
text
Content type code
txt
Content type MARC source
rdacontent
Contents
  • Contents -- Acronyms -- Chapter 1: Introduction -- 1.1 Overview of the Project Organisation -- 1.2 Object of the Document -- References -- Chapter 2: General Concepts and PSHA Background -- 2.1 Development of a Seismotectonic Framework for PSHA -- 2.2 Development of Seismic Sources and Logic Trees for Source Definition -- 2.3 Site Specific vs. Regional Study -- 2.4 PSHA - A Framework for Seismic Source & Ground Motion & Site Response Characterization -- 2.5 Logic Tree Approach and Treatment of Uncertainties -- 2.5.1 Epistemic Uncertainty vs. Aleatory Variability -- 2.5.2 Logic Tree Methodology -- 2.5.3 Site Response -- 2.5.3.1 Methods for Implementing Site Response Effects -- 2.5.4 Use of Experts -- 2.5.4.1 Guidance Regarding Expert Elicitations -- 2.6 Interface Issues Between Work Packages -- 2.7 Common Required Outputs for Seismic Hazard Results -- 2.7.1 Basic Definitions and Requirements -- 2.7.1.1 Control Point -- 2.7.1.2 Components of Motion -- 2.7.1.3 Vibration Frequencies for Hazard Analysis -- 2.7.1.4 Lowest Annual Probability of Exceedance -- 2.7.2 Common Hazard Results -- 2.7.2.1 Seismic Hazard Curves for Reference Rock Site Condition -- 2.7.2.2 Seismic Hazard Curves for the Soil Site Condition -- 2.7.2.3 Epistemic Uncertainty in the Soil Hazard Curves -- 2.7.2.4 Uniform Hazard Spectra -- 2.7.2.5 Disaggregation -- 2.7.3 Additional Parameters -- 2.7.3.1 Ground Motion Duration -- 2.7.3.2 Peak Ground Velocity -- 2.7.3.3 Cumulative Absolute Velocity -- References -- Chapter 3: Seismic Source Characterization -- 3.1 Pre-requisites to Develop the SSC Models -- 3.2 Database, Earthquake Catalogue, Magnitude Conversions, Uncertainties on Metadata -- 3.3 Seismic Source Models -- 3.3.1 Diffuse Seismicity Versus Identified Seismogenic Structures -- 3.3.2 Seismic Source Characterization Framework
  • 3.3.3 Area Source, Fault Sources, Gridded Seismicity -- 3.3.3.1 Area Sources -- 3.3.3.2 Fault Sources -- 3.3.3.3 Gridded/Smoothed Seismicity -- 3.3.4 Lessons Learned Related to Seismic Source Models -- 3.4 Occurrence Processes -- 3.4.1 Poisson Model -- 3.4.2 Characteristic Model -- 3.4.3 Time-Dependent Seismicity Models -- 3.5 Maximum Magnitude and Recurrence Parameters -- 3.5.1 Maximum Magnitude -- 3.5.2 Recurrence Parameters -- 3.5.3 Lessons Learned -- 3.6 Logic-Tree Implications -- 3.6.1 Logic Tree Approaches -- 3.6.2 Efficient Tools for the Logic Tree Conception and Weights Assignment -- 3.6.2.1 Pilot Model for an Interaction and Interface Management Between Components of the PSHA -- 3.6.2.2 Disaggregation -- 3.6.2.3 Sensitivity Analyses -- 3.6.2.4 Testing the Branches of the Logic Tree Using Data and Observations -- 3.6.3 Verification and Quality Assurance (QA) -- References -- Chapter 4: Rock Motion Characterization -- 4.1 Empirical Models and Point Source Stochastic Models -- 4.1.1 Empirical Ground Motion Attenuation Models -- 4.1.2 Point Source Stochastic Models -- 4.2 Model Selection and Criteria -- 4.2.1 Modelling Criteria -- 4.2.2 Tectonic Consistency -- 4.2.3 Site-Conditions Consistency -- 4.3 Corrections or Modifications of Published Models -- 4.3.1 m-VS30 (Simulation-Based) Correction -- 4.3.2 Data-Based Predictions for Hard Rock -- 4.4 Standard Deviation of Model Predictions -- Truncation -- 4.4.1 Sigma Truncation -- 4.5 Approaches for the Vertical Ground Motion Component -- 4.6 Logic Tree Implications -- 4.7 Lessons Learned from the SIGMA Project -- References -- Chapter 5: Site Response Characterization -- 5.1 Soil Characterization -- 5.1.1 Determination of the Profile Natural Frequency f0 -- 5.1.2 Determination of the Shear-Wave Velocity Profile and Site Class -- 5.1.3 Seismic Instrumentation
  • 5.1.4 Characterization of Nonlinear Soil Properties -- 5.2 Hazard Assessment at the Ground Surface -- 5.2.1 Direct Evaluation from Ground Motion Prediction Equations (FpG) -- 5.2.2 Generic Site Specific Approaches (HyG) -- 5.2.2.1 Correction to Rock Spectrum -- 5.2.2.2 Correction to Ground Surface Spectrum -- 5.3 Completely Site Specific Approaches (HyS) -- 5.3.1 Linear Numerical Analyses -- 5.3.2 Equivalent Linear Numerical Analyses -- 5.3.3 Nonlinear Numerical Analyses -- 5.4 Treatment of Uncertainties -- 5.4.1 Fully Probabilistic Generic Site Approach (FpG) -- 5.4.2 Hybrid Site Specific Approach (HyS) -- 5.4.2.1 Uncertainty Related to Selection of Input Motions -- 5.4.2.2 Uncertainty in VS Profiles -- 5.4.2.3 Uncertainty in Soil Behaviour Modelling -- 5.4.2.4 Combination of Epistemic Uncertainties -- 5.5 Lessons Learned from the SIGMA Project -- 5.6 Additional Topics in Ground Surface Hazard Assessment -- 5.6.1 Vertical Ground Motion -- 5.6.2 Maximum Ground Motion: Truncation -- References -- Chapter 6: Seismic Hazard Computation -- 6.1 Basic Requirements -- 6.2 Interfaces and Boundary Conditions -- 6.3 Software Packages -- 6.3.1 PSHA Software -- 6.3.2 Site Response Analysis Codes -- 6.4 Sensitivity Analysis -- 6.5 Hazard Disaggregation -- 6.6 Additional Engineering Output Parameters -- 6.7 Selection of Time Histories -- 6.7.1 Selection Based on UHS -- 6.7.2 Selection Based on Conditional Spectra -- References -- Chapter 7: Interfaces Between Subprojects -- 7.1 SSC and GMC Interfaces -- 7.2 GMC and SRC Interfaces -- 7.3 Single-Station Sigma -- 7.4 V/H Models for Rock and Soil -- References -- Chapter 8: Probabilistic Seismic Testing and Updating of Seismic Hazard Results -- 8.1 PSHA Testing Using Acceleration and Macroseismic Intensity Data -- 8.2 Bayesian Update of PSHA -- References -- Chapter 9: Summary and Way Forward
  • 9.1 Seismic Source Characterization -- 9.2 Ground Motion Characterization -- 9.3 Site Response Characterization -- 9.4 Hazard Calculation -- 9.5 Risk Assessment -- Annexes -- Annex 1: List of Committees Members -- Steering Committee -- Senior Hazard Analysis Review Panel-SHARP -- Scientific Committee -- SIGMA Work Package Leaders -- SIGMA Partners -- Annex 2: List of Publications -- Publications in International Journals with Peer Review -- Full Papers in Peer-Reviewed Conferences -- PhD Theses -- List of Deliverables -- Bibliography -- Index
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9783319581545
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