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Unsaturated soil mechanics in engineering practice

Author: D G Fredlund; H Rahardjo; Murray D Fredlund
Publisher: Hoboken, N.J. : John Wiley & Sons, ©2012.
Edition/Format:   eBook : Document : EnglishView all editions and formats
Summary:
"Here is the definitive guide to unsaturated soil by the world's expert in the area of unsaturated soil mechanics. This volume features the latest information and replaces the leading text in the field, also written by this author team. The text offers state-of-the-art information to deal with the practical engineering problems resulting from unsaturated soil. Greater emphasis has been placed on the using the
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Genre/Form: Electronic books
Additional Physical Format: Print version:
Fredlund, D.G. (Delwyn G.), 1940-
Unsaturated soil mechanics in engineering practice.
Hoboken, N.J. : John Wiley & Sons, ©2012
(DLC) 2012013543
Material Type: Document, Internet resource
Document Type: Internet Resource, Computer File
All Authors / Contributors: D G Fredlund; H Rahardjo; Murray D Fredlund
ISBN: 9781118280508 1118280504 9781118280515 1118280512 9781118280546 1118280547 9781118280492 1118280490
OCLC Number: 793497239
Description: 1 online resource
Contents: Unsaturated Soil Mechanics in Engineering Practice --
Contents --
Foreword --
Preface --
Acknowledgments --
Chapter 1 Theory to Practice of Unsaturated Soil Mechanics --
1.1 Introduction --
1.1.1 Application of Unsaturated Soil Mechanics in Engineering Practice --
1.1.2 Scope of the Book --
1.1.3 Gradual Emergence of Unsaturated Soil Mechanics --
1.1.4 Challenges to Implementation --
1.1.5 Laboratory and Field Visualization of Degree of Saturation --
1.2 Moisture and Thermal Flux Boundary Conditions --
1.2.1 Quantification of Moisture and Thermal Boundary Fluxes --
1.3 Determination of Unsaturated Soil Properties --
1.3.1 Estimation Procedures for Unsaturated Soil Properties --
1.3.2 Design Protocols for Unsaturated Soil Properties --
1.4 Stages in Moving Toward Implementation --
1.4.1 State Variable Stage --
1.4.2 Constitutive Stage --
1.4.3 Formulation Stage --
1.4.4 Solution Stage --
1.4.5 Design Stage --
1.4.6 Verification and Monitoring Stage --
1.4.7 Implementation Stage --
1.5 Need for Unsaturated Soil Mechanics --
1.5.1 Application Areas for Unsaturated Soil Mechanics --
1.5.2 Construction and Operation of a Dam --
1.5.3 Natural Slopes Subjected to Environmental Changes --
1.5.4 Mounding Below Waste Retention Ponds --
1.5.5 Stability of Vertical or Near-Vertical Excavations --
1.5.6 Bearing Capacity for Shallow Foundations --
1.5.7 Ground Movements Involving Expansive Soils --
1.5.8 Design of Soil Cover Systems and Capillary Breaks --
1.5.9 Road and Railroad Structures --
1.5.10 Characteristics of Unsaturated Soil Examples --
1.6 Partial Differential Equations in Soil Mechanics --
1.6.1 Components of Boundary Value Problem --
1.6.2 Partial Differential Equation Solving --
1.6.3 Convergence of Nonlinear Partial Differential Equations --
1.6.4 Uncoupled Processes in Unsaturated Soil Mechanics. 1.6.5 Numerical Modeling of Saturated-Unsaturated Soils --
1.6.6 Example of Two-Dimensional Seepage Analysis --
1.6.7 Finite Element Mesh for Three-Dimensional Tailings Pond --
1.6.8 Example of Stress and Shear Strength Applications --
1.6.9 Example of Combined Stress, Seepage, and Deformation Analysis --
1.7 Engineering Protocols for Unsaturated Soils --
1.7.1 Definition of Engineering Protocol --
1.7.2 Categorization of Engineering Design Protocols --
1.7.3 Preliminary Design Protocols --
1.7.4 Final Design Protocols --
1.7.5 Verification or Monitoring Category --
1.7.6 Other Factors Affecting Engineering Design Protocol --
1.7.7 Challenge for the Future --
Chapter 2 Nature and Phase Properties of Unsaturated Soil --
2.1 Introduction --
2.1.1 What Is an Unsaturated Soil? --
2.1.2 Unsaturated Soil as Four-Phase Mixture --
2.1.3 Distinctive Features of Contractile Skin --
2.1.4 Terminology for Continuum Mechanics Variables of State --
2.1.5 Designation of Stress State Variables --
2.1.6 Designation of Deformation State Variables --
2.1.7 Typical Profiles of Unsaturated Soils --
2.2 Soil Classification --
2.2.1 Grain-Size Distribution Curves --
2.2.2 Equation for Grain-Size Distribution Curve --
2.2.3 Atterberg Limits --
2.2.4 Shrinkage Curve Equation --
2.3 Phase Properties --
2.3.1 Solid Phase --
2.3.2 Water Phase --
2.3.3 Air Phase --
2.3.4 Air-Water Interface or Contractile Skin --
2.3.5 Interaction of Air and Water --
2.3.6 Water Vapor --
2.3.7 Air Dissolving in Water --
2.3.8 Diffusion of Air through Water --
2.3.9 Surface Tension --
2.3.10 Capillary Phenomenon --
2.4 Volume-Mass Variables --
2.4.1 Porosity --
2.4.2 Void Ratio --
2.4.3 Degree of Saturation --
2.4.4 Volumetric Water Content --
2.4.5 Gravimetric Water Content --
2.4.6 Volume-Mass Relations --
2.4.7 Volume-Mass Relations When Pore Fluid Is Not Water. 2.5 Soil Compaction --
2.5.1 Pore Pressure Development During StaticCompaction --
2.5.2 Computation of Volume Change and Dry Density --
2.5.3 Compaction Model Assumptions --
2.5.4 Comparison of Predicted and Measured Compaction Curves --
2.6 Volume-Mass Relations When Mass Is Lost from System --
2.6.1 Similarities between Heap Leach and Municipal Solid Waste Problems --
2.6.2 Differences between Heap Leach and Municipal Solid Waste Problems --
2.6.3 Continuity When Mass Is Lost --
2.6.4 Incorporation of Constitutive Relations into Physical Processes --
2.6.5 Model to Predict Removal of Solid Mass --
Chapter 3 State Variables for Unsaturated Soils --
3.1 Introduction --
3.1.1 Basis for State Variables --
3.1.2 Background on Stress State for Saturated Soils --
3.1.3 Background of Stress State for Unsaturated Soils --
3.1.4 Designation of Deformation State Variables --
3.1.5 Constitutive Relations Stage --
3.2 Basis for Stress State Variables --
3.2.1 Experimental Evidence for Stress State Variables --
3.2.2 Theoretical Evidence of Stress State Variables --
3.3 Stress State Variables for Unsaturated Soils --
3.3.1 Equilibrium Analysis for One-Phase Solid --
3.3.2 Equilibrium Equations for Multiphase System --
3.3.3 Independent Phase Equilibrium --
3.3.4 Water Phase Equilibrium --
3.3.5 Air Phase Equilibrium --
3.3.6 Contractile Skin Equilibrium --
3.3.7 Equilibrium for the Soil Structure (Arrangement of Soil Particles) --
3.3.8 Other Combinations of Stress State Variables --
3.3.9 Saturated Soils as Special Case of Unsaturated Soils --
3.3.10 Case of Dry Soil (Solids and Air) --
3.3.11 Smooth Transition from Saturated to Unsaturated Conditions --
3.3.12 Consideration of Equilibriuma cross Wavy Plane --
3.4 Representation of Stress States --
3.4.1 In Situ Designation of Stress Components --
3.4.2 Coefficient of Lateral Earth Pressure. 3.5 Equations for Mohr Circle --
3.5.1 Construction of Mohr Circles for Unsaturated Soils --
3.5.2 Stress Invariants --
3.6 Role of Osmotic Suction --
3.6.1 Independence of Components of Soil Suction --
3.6.2 Description of Osmosis --
3.6.3 Mechanisms Associated with Osmotic Suction --
Chapter 4 Measurement and Estimation of State Variables --
4.1 Introduction --
4.2 Measurement of Soil Suction --
4.2.1 Theory Related to Measurement of Soil Suction Components --
4.2.2 Components of Soil Suction --
4.2.3 Typical Suction Values and Measuring Devices --
4.2.4 Measurement of Matric Suction --
4.2.5 Direct Measurements (Low Suctions up to 100 kPa) --
4.2.6 Direct Measurements (High Suctions Exceeding 100 kPa) --
4.2.7 Axis Translation Technique for the Laboratory --
4.2.8 Indirect Measurement of Soil Suction --
4.2.9 Thermal Conductivity Suction Sensors --
4.3 Measurement of Total Suction --
4.3.1 Psychrometers --
4.3.2 Chilled-Mirror Psychrometer --
4.3.3 Filter Paper Method --
4.4 Measurement of Osmotic Suction --
4.4.1 Squeezing Technique --
4.5 Measurement of In Situ Water Content --
4.5.1 Measurement of Water Content --
4.5.2 Radiological-Based Methods --
4.5.3 Dielectric-Based Methods --
4.6 Estimation of Soil Suction --
4.6.1 Estimation of Matric Suction --
4.6.2 Use of SWCC to Estimate Soil Suction --
4.6.3 Estimation of Total Suction --
4.6.4 Estimation of Osmotic Suction --
Chapter 5 Soil-Water Characteristic Curves for Unsaturated Soils --
5.1 Introduction --
5.1.1 Background of Unsaturated Soil Mechanics --
5.1.2 Early Developments on the SWCC in Soil Physics --
5.1.3 Early Equipment for Measuring the SWCC --
5.1.4 Early Conceptual Models of Flow in Unsaturated Soils --
5.1.5 The SWCC in Early Soil Mechanics --
5.1.6 Need for Unsaturated Soil Property Functions --
5.1.7 Terminology and Definitions. 5.2 Volume-Mass Constitutive Relations --
5.2.1 Designation of Amount of Water in Soil --
5.2.2 Deformable and Nondeformable Soils --
5.2.3 Designation of Stress State --
5.2.4 Upper Limit for Soil Suction --
5.2.5 Volume-Mass Constitutive Relationships --
5.3 Equations for SWCC --
5.3.1 Comments on Some Empirical SWCC Equations --
5.3.2 Theory of Pore-Size Distribution and the SWCC --
5.4 Regression Analysis on SWCC Equations --
5.4.1 Equations for the SWCC --
5.4.2 Comparative Studies of SWCCs --
5.5 Hysteresis, Initialization, and Interpretation of SWCC --
5.5.1 Hysteresis in SWCC --
5.5.2 Initialization of Stress State in SWCC Test --
5.5.3 Desaturation Stages along SWCC --
5.5.4 Interpretation of SWCC Data for Low-Volume-Change Soil --
5.5.5 Interpretation of SWCC Data for High-Volume-Change Soil --
5.5.6 Linkage between SWCC and Unsaturated Soil Properties --
5.6 Pham and Fredlund (2011) Equation for Entire SWCC --
5.6.1 SWCC Equation with Meaningful Parameters for Entire Suction Range --
5.6.2 Pham and Fredlund (2009) Simplified Equation for Entire SWCC --
5.6.3 Pham and Fredlund (2011) Equation Fit of Soil Data --
5.6.4 Comments on Pham and Fredlund (2011) SWCC Equations --
5.7 Gitirana and Fredlund (2004) SWCC --
5.7.1 Unimodal Equation with One Bending Point --
5.7.2 Unimodal Equation with Two Bending Points --
5.7.3 Bimodal SWCC Equation --
5.7.4 Parametric Analysis of Gitirana and Fredlund (2004) SWCC Equations --
5.7.5 Fitting Gitirana and Fredlund (2004) SWCC Equation to Experimental Data --
5.8 Measurement of SWCC Using Pressure Plate Devices --
5.8.1 Tempe Cell Apparatus and Test Procedure --
5.8.2 Volumetric Pressure Plate Extractor Apparatus and Test Procedure --
5.8.3 Test Procedure for Volumetric Pressure Plate Extractor --
5.8.4 Drying Portion of SWCC --
5.8.5 Wetting Portion of SWCC.
Responsibility: D.G. Fredlund, H. Rahardjo, Murray D. Fredlund.

Abstract:

The definitive guide to unsaturated soil from the world's experts on the subject This book builds upon and substantially updates Fredlund and Rahardjo's publication, Soil Mechanics for Unsaturated  Read more...
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