1 Overview
1.1 Background
1.2 Recent Advances in Theoretical Models for Wave-Seabed Interactions(WSIs)
1.2.1 An Overview of Theoretical Models
1.2.2 Simplified Models
1.2.3 Biot's Poro-Elastic Models for Oscillatory Mechanism
1.2.4 Inelastic Models for Residual Mechanism
1.2.5 Poro-Elastoplastic Models
1.2.6 Waves Propagating over a Porous Seabed: Wave Damping and Seepage Flux
1.3 Recent Advances in Wave-Induced Seabed Instability
1.3.1 Shear Failure
1.3.2 Liquefaction
1.4 Recent Advances in Physical Modeling
1.4.1 Wave Flume Experiments
1.4.2 Compressive Tests
1.4.3 Centrifugal Wave Experiment
1.5 Recent Advances in Field Measurements
1.6 Recent Advances in Wave-Seabed-Structure Interactions (WSSIs)
1.6.1 Seawalls
1.6.2 Breakwaters
1.6.3 Pipelines
1.6.4 Other Foundations
1.7 Challenges in Future Studies
2 Basic Seabed Mechanisms
2.1 Introduction
2.2 Wave Models
2.2.1 Linear Wave Model
2.2.2 Fully Non-Linear Wave Models
2.3 Wave-Induced Oscillatory Soil Response
2.3.1 Yamamoto-Madsen Model
2.3.2 Okusa (1985b) Model
2.3.3 Mei-Foda (1981) Model
2.3.4 u-p Approach
2.3.5 u-U Approach
2.3.6 Discussions: Comparisons and Validation of the Models
2.4 Wave-Induced Residual Soil Response
2.4.1 1D Seed-Rahman Model
2.4.2 2D Seed-Rahman Model
2.4.3 Poro-Elastoplastic Seabed Model
2.5 Progressive Nature of Wave-Induced Liquefaction
2.5.1 Two-Layered Fluid Systems
2.5.2 Poro-Elastoplastic Soil Model for Progressive Liquefaction
2.6 Solitary Wave over a Sloping Seabed
2.6.1 Theoretical Model
2.6.2 Comparison with Previous Works
2.6.3 Results and Discussions
2.7 Coupled Model for Wave-Seabed Interactions
3 Soil Response in Marine Sediments under Combined Loading of Waves and Currents
3.1 Introduction
3.2 Flow Models for Wave-Current Interaction
3.2.1 Analytical Solution: Third-Order Approximation of Wave-Current Interactions
3.2.2 Numerical Models of Wave-Current Interactions
3.3 Seabed Model
3.3.1 Boundary Value Problem
3.3.2 Analytical Solutions and Numerical Models
3.3.3 Treatment of Lateral Boundary Conditions
3.4 Discussions
3.4.1 Effects of Currents
3.4.2 Seabed Liquefaction under Combined Wave and Current Loading
4 Integrated Model of Wave-Seabed Interactions around Caisson-Type Breakwaters
4.1 Introduction
4.2 Theoretical Model
4.2.1 Wave Model
4.2.2 Seabed Model
4.2.3 Integration of Wave and Seabed Models
4.3 Validation of the Model
4.3.1 Lu's (2005) Experiment: Progressive Waves
4.3.2 Tsai and Lee's (1995) Experiment: Standing Wave
4.3.3 Mizutani and Mostafa's (1998) Experiment: Submerged Breakwater
4.3.4 Mostafa et al.'s (1999) Experiment: Composite Breakwater
4.4 Application 1: Seabed Response around Composite Breakwater under Ocean Wave Loading
4.4.1 Consolidation of Seabed under Composite Breakwater and Static Water Pressure
4.4.2 Dynamic Response of a Seabed
4.4.3 Wave-Induced Momentary Liquefaction
4.5 Application II: Water Waves over Permeable Submerged Breakwaters with Bragg Reflection
4.5.1 Numerical Example Configuration
4.5.2 Comparison with Experiments (Cho et al. 2004)
4.5.3 Pore-Water Pressures
4.5.4 Vertical Effective Stresses
4.5.5 Liquefaction Potential
4.6 Application III: Wave-Induced Dynamic Response in the Vicinity of a
Breakwater on a Sloping Seabed
4.6.1 Wave-Seabed-Breakwater Interactions
4.6.2 Wave-Induced Residual Liquefaction
5 Mechanics of Wave-Seabed-Pipeline Interactions
5.1 Introduction
5.2 Theoretical Formulations
5.2.1 Wave Model
5.2.2 Seabed Model
5.2.3 Integration of Wave and Seabed Models
5.3 Validations of Theoretical Models
5.4 Osc
