Earthquake Engineering

5.

Geotechnical Earthquake Engineering

5.1.

Dynamic Soil Properties

5.1.1.

5.1.1.1.

Small-Strain Shear Modulus

5.1.1.2.

Strain-Dependent Degradation

5.1.1.3.

Temperature and Confining Pressure Effects

5.1.2.

5.1.2.1.

Material Damping

5.1.2.2.

Measurement Techniques

5.1.2.3.

Strain Dependency

5.1.3.

Strain-Dependent Behavior

5.1.3.1.

Modulus Reduction Curves

5.1.3.2.

Damping Increase with Strain

5.1.3.3.

Nonlinear Soil Models

5.2.

Site Response Analysis

5.2.1.

Ground Motion Amplification

5.2.1.1.

Impedance Effects

5.2.1.2.

Resonance Phenomena

5.2.1.3.

Deamplification Mechanisms

5.2.2.

One-Dimensional Site Response

5.2.2.1.

Layered Soil Models

5.2.2.2.

Wave Propagation Theory

5.2.2.3.

Equivalent Linear Analysis

5.2.2.4.

Nonlinear Analysis Methods

5.2.3.

Two-Dimensional and Three-Dimensional Analysis

5.2.3.1.

Complex Site Geometries

5.2.3.2.

Topographic Effects

5.2.3.3.

Numerical Modeling Approaches

5.3.

Soil Liquefaction

5.3.1.

Mechanism of Liquefaction

5.3.1.1.

Pore Water Pressure Generation

5.3.1.2.

Effective Stress Reduction

5.3.1.3.

Triggering Conditions

5.3.2.

Evaluation of Liquefaction Potential

5.3.2.1.

Field Testing Methods

5.3.2.1.1.

Standard Penetration Test

5.3.2.1.2.

Cone Penetration Test

5.3.2.1.3.

Shear Wave Velocity Measurements

5.3.2.2.

Laboratory Testing Methods

5.3.2.2.1.

Cyclic Triaxial Tests

5.3.2.2.2.

Cyclic Simple Shear Tests

5.3.2.3.

Empirical Correlations

5.3.2.3.1.

SPT-Based Methods

5.3.2.3.2.

CPT-Based Methods

5.3.2.3.3.

Vs-Based Methods

5.3.3.

Consequences of Liquefaction

5.3.3.1.

Lateral Spreading

5.3.3.1.1.

Displacement Estimation

5.3.3.1.2.

Damage Mechanisms

5.3.3.2.

5.3.3.2.1.

Volumetric Strain Methods

5.3.3.2.2.

Post-Liquefaction Reconsolidation

5.3.3.3.

Loss of Bearing Capacity

5.3.3.3.1.

Foundation Failure Modes

5.3.3.3.2.

Bearing Capacity Reduction

5.3.3.4.

Sand Boils and Ground Fissures

5.3.3.4.1.

Surface Manifestations

5.3.3.4.2.

Subsurface Flow Patterns

5.3.4.

Mitigation Techniques

5.3.4.1.

Ground Improvement Methods

5.3.4.1.1.

Densification Techniques

5.3.4.1.2.

Reinforcement Methods

5.3.4.2.

Drainage Systems

5.3.4.2.1.

5.3.4.2.2.

Prefabricated Vertical Drains

5.3.4.3.

Soil Replacement

5.3.4.3.1.

Excavation and Backfill

5.3.4.3.2.

Material Selection

5.3.4.4.

Grouting Techniques

5.3.4.4.1.

Chemical Grouting

5.3.4.4.2.

Compaction Grouting

5.4.

Seismic Slope Stability

5.4.1.

Slope Failure Mechanisms

5.4.1.1.

Sliding Failures

5.4.1.2.

5.4.1.3.

Toppling Failures

5.4.2.

Pseudostatic Analysis

5.4.2.1.

Seismic Coefficient Method

5.4.2.2.

Factor of Safety Calculation

5.4.2.3.

5.4.3.

Newmark Sliding Block Analysis

5.4.3.1.

Displacement Calculation

5.4.3.2.

Critical Acceleration

5.4.3.3.

Empirical Correlations

5.4.4.

Remediation and Stabilization

5.4.4.1.

Slope Modification

5.4.4.2.

Drainage Improvements

5.4.4.3.

Reinforcement Systems

Previous

4. Seismic Hazard Analysis

Go to top

Next

6. Structural Dynamics