Unsaturated soils: research & applications: proceedings of the Sixth International Conference on Unsaturated Soils, UNSAT 2014, Sydney, Australia, 2-4 July 2014. Volume 2 9781003070580, 9781138001503, 9781138026896, 9781138026902, 1138001503, 9781000115352, 1000115356, 9781000133301, 1000133303, 9781000158151, 1000158152, 1003070582

Table of contents :
Cover......Page 1
Half Title......Page 2
Title Page......Page 4
Copyright Page......Page 5
Table of Contents......Page 6
Preface......Page 20
Organization......Page 22
Obituary......Page 24
Water Retention Characteristics......Page 26
Voids Ratio Dependent Soil-Water Characteristic Curves: Theoretical Derivations Using Fractals......Page 28
Study of SWCC Modeling Parameters with Variation in Swelling Behavior and Mineralogy of Four Compacted Expansive Clays......Page 34
Generating Accurate Soil Water Characteristic Curves over the Full Range of Soil Suction by Combining the Wind-Schindler and Dewpoint Hygrometer Techniques......Page 42
Development of a Hysteretic Soil-Water Retention Model Using an Optimisation Technique......Page 48
SWCC Measurement of Two Types of Iron Ore Fines......Page 56
On the Effects of Density on Water Retention Properties of Expanded Perlite......Page 64
Retention Curves of Bentonite Under a Microstructural Perspective......Page 72
Soil Water Retention Curves of a Compacted Soil Used as Liner of a Sanitary Landfill......Page 78
Evaluation of a Geosynthetic Clay Liner Water Retention Curve Using Vapour Equilibrium Technique......Page 86
The Water Retention Properties of the Callovo-Oxfordian Claystone......Page 94
Effect of Adding Natural Clay on the Water Retention Curve of Sand-Bentonite Mixtures......Page 100
Effects of Hydration Fluid on Moisture-Suction Relationships for Geosynthetic Clay Liners......Page 106
Variability in Soil-Water Characteristic Curve Associated with Fitting Parameters......Page 114
Water Retention Behavior of Deformable Soils—Experiment and Modeling......Page 122
Unsaturated Flow and Hydraulic Conductivity......Page 128
A Conceptual Model for Water-Limited Evapotranspiration Taking into Account Root Depth, Root Density, and Vulnerability to Xylem Cavitation......Page 130
Dynamics of Water Movements with Reversals in Unsaturated Soils......Page 136
Characterisation of the Hydraulic Behaviour of Coarse-Grained Flood Embankment Materials......Page 144
Hydration Kinetics of Compacted Low-Density Bentonite......Page 150
Underlying Parameters Affecting Estimation of Unsaturated Permeability of Soils......Page 156
Rate of Capillary Rise in a Column of Uniform Sized Spheres......Page 162
Comparison of 1D and 2D Infiltration Results Using Unsaturated Transparent Soil......Page 168
Predicting the Dependency of a Permeability Function on Initial Density for Unsaturated Soils......Page 174
Probabilistic Model to Predict Soil-Water Characteristics on Unsaturated Soils......Page 182
Hydraulic Conductivity from Soil-Water Characteristic Curves with Hysteresis......Page 190
Inverse Analysis to Estimate Hydraulic Properties of Unsaturated Soil......Page 196
Assessment of Soil Texture Influence on Nitrates Leachability in Unsaturated Soils......Page 202
Experimental Study of Brown Coal Hydraulic Behavior at Low Confining Stress......Page 208
An Experimental Study on Pore-Air Behavior During Water Seepage Process in Unsaturated Soil......Page 214
Determination of Unsaturated Permeability Function for Clayey Silt......Page 220
Evaluation of the Method of Determining Unsaturated Hydraulic Conductivity Based on the Pore Size Distribution Curve......Page 226
Experiences with Unsaturated Flow Modeling and Unsaturated Flow Property Determination for Expansive Clays......Page 232
Determination of the Unsaturated Hydraulic Conductivity of Clayey Soil Columns Using Magnetic Resonance Imaging (MRI)......Page 238
Gas Flow in Variable Permeability Porous Media......Page 246
The Modified Van Genuchten-Mualem Model on Hydraulic Conductivity to Improve Reliability and Numerical Stability Near Saturation......Page 256
Derivation of Mass Transfer Model for Unsaturated Soil and Its Applications......Page 262
Evaluation on Air-Permeability of Unsaturated Soils Subjected to Freeze-Thaw Action......Page 272
Estimation and Observation of Water Diversion in Capillary Barrier of Soil......Page 280
Influence of Fredlund-Xing-Kunze Hydraulic Models for the Prediction of Flow Through Unsaturated Soils......Page 288
Swelling Characteristics and Permeability of Bentonite......Page 294
Discrete Microbubbles Flow in Transparent Porous Media......Page 302
Slope Stability......Page 308
Effect of Dual-Porosity Material on Stability of Slope During Rainfall......Page 310
Evaluating Slope Stability with Respect to Pore-Water Pressure and Suction Variation with Rainfall: A Case Study of Fill Granitic Slope in Northern Thailand......Page 318
Infiltration and Stability of Soil Slope with Vetiver Grass Subjected to Rainfall from Numerical Modeling......Page 324
A Numerical Study of Hydrological Effects of Vegetation on Slope Stability......Page 332
The Mechanism of Soil Moisture Contents in a Slope Gully During Rainfall......Page 340
Stability Analysis of High Steep Saturated-Unsaturated Loess Slope......Page 348
Implementation of Coupled Finite Element Analysis for Partially Saturated Soil Slope Stability......Page 354
Slope Stability Analysis by Considering Unsaturated Seepage Force in Unsaturated Slope......Page 362
Reliability Analysis of Rainfall Induced Slope Instability of Unsaturated Soil Slopes......Page 370
Experimental Study on the Initiation of Debris Flow......Page 378
Shear Strength......Page 382
Unsaturated Shear Strength Prediction of Highly Expansive Soil......Page 384
Modification of Relative Humidity and Soil Resistance at Ground Surface......Page 390
The Relationship Between Unconfined Compressive Strength and Matric Suction of Compacted Khon Kaen Loess......Page 398
Matric Suction and Shear Strength of Dynamically Compacted Soils......Page 406
Generalized Sensitivity for Unsaturated Cohesive Soils......Page 412
Unsaturated Shear Strength of Coal Mine Spoil......Page 418
Experimental Study and Evaluation of Shear Behavior of Unsaturated Soil-Steel Interfaces......Page 424
Shearing Behavior and Modeling of Disturbed Volcanic Cohesive Soil Considering Dependence of Hydraulic Hysteresis on Void Ratio......Page 432
Field Studies......Page 440
Field Monitoring of Seasonal Ground Movements in Expansive Soils in Melbourne......Page 442
Analysis of the Effects of the Partial Saturation on the Adige River Embankment Stability......Page 450
Effects of Grass on Induced Soil Suction During Evapotranspiration and Ponding......Page 456
Improvement of Expansive Soil of East Java, Indonesia by Using the Industrial Solid Waste......Page 464
Excavation Damaged Zone Modelling Including Hydraulic Permeability Evolution in Unsaturated Argilaceous Rock......Page 470
Himes and Johnson Street Subgrade Soil Analysis......Page 478
Soil Moisture Profile of a Water-Shedding Cover Design in Central Queensland......Page 486
Soil-Atmosphere Interaction in a Slope Affected by Shallow Landslides: An Example in Northern Italy......Page 492
On the Role of Geotechnical Properties on the Response of Shafts Realized by the Sequential Excavation Method in Unsaturated Soils......Page 500
In-Situ and Laboratory Measurements of Coal Matrix and Cleat Permeability......Page 508
The Change of Matric Suction Due to Heavy Vehicle Crossing......Page 514
Field Monitoring of an Experimental Embankment Constructed with Two Treated Fine-Grained Soils......Page 522
Studies on the Inhibitory Effect by Various Adaptation Measures for Red Soil Runoff from Farmland on Field Tests......Page 530
Fully Coupled Flow-Deformation Analyses of Infiltration and Matric Suctions Within a Tropical Soil Slope......Page 536
Rainfall-Induced Landslides: Development of a Simple Screening Tool Based on Rainfall Data and Unsaturated Soil Mechanics Principles......Page 542
Experimental Arguments Concerning a Hydraulic Connection Layer During Limestone Convective Drying......Page 550
Comparison of Field and Laboratory Data in Relation to Cover Design on TSF Closure......Page 558
Excavation Damaged Zone Under Imbibition: Evidence of Self-Sealing into Claystone......Page 564
Cone Penetration Testing in Unsaturated Soils at Two Instrumented Test Sites......Page 572
Modeling Field Load Tests in Lateritic Unsaturated Soil......Page 578
Cyclic Relationship Between Saturation and Tensile Strength in the Near-Surface Zone of Infrastructure Embankments......Page 584
Field Monitoring of a Highway Cut Slope for Rain-Induced Instability......Page 590
Compression-Induced Saturation in Coal Mine Spoil Piles......Page 598
Slope Stability Analysis for Champlain Sea Clay Deposits Using the Mechanics of Unsaturated Soils......Page 604
Instrumentation and Experimental Techniques......Page 612
Measurement of Pore Water Pressure Properties of Unsaturated Brown Coal Using Triaxial Test......Page 614
Measurement of Tensile Strength of Clayey Soil During Drying and Cracking......Page 620
High Pressure Triaxial Cell for Thermal Volume Change Measurements of Unsaturated Soils......Page 626
Laboratory Compression of Scalped Coal Mine Spoil Materials Tested Under Dry and Wet Conditions......Page 634
Coupled Effects of Suction and Degree of Saturation on Large Strain Shear Modulus of Unsaturated Sands......Page 642
The Use of Mini-Vane Test to Infer the Undrained Shear of a Compacted Residual Soil Under Suction......Page 648
Establishment of Water Retention Properties of Granite Saw Dust Using Ultracentrifuge......Page 654
Validity of a Making Method for a Homogeneous Specimen Using Micro-Wave Due to Examine Accurate Mechanical Properties of Unsaturated Clay......Page 662
Comparison of Tensiometer, Thermal Conductivity and Capacitance Sensor Measurements of Pore Water Pressure in Compacted Clay Columns......Page 670
Mechanical Behavior of Unsaturated Argillaceous Rocks Under Uniaxial Compression Through Acoustic Emission......Page 680
Photogrammetry for Volume Change Measurement in Unsaturated Soil Tests......Page 688
Performance of the University of Newcastle High Capacity Tensiometers......Page 694
New Triaxial Device for Unsaturated Soils with Local Measurements......Page 700
Digital Image Technique for Deformation Measurement of Unsaturated Soil Specimen in Triaxial Test......Page 706
Triaxial and Simple Shear Tests on Unsaturated Sand Specimens with Negative Pore Water Pressures......Page 714
CRS Compression Tests of an Unsaturated Kaolin with Pore-Water Pressure Measurement......Page 722
Effective Stress Behavior in Triaxial K0 Consolidation on Unsaturated Soil......Page 728
Experience Gained from the Conditioning of High-Capacity Tensiometers......Page 734
Collapse of Coarse-Grained Materials Due to Inundation Under One-Dimensional Compression Conditions......Page 742
Calibration Procedure for Osmotic Suction Controlled Testing......Page 750
Interpretation of the Cone Penetration Test in Unsaturated Sands......Page 758
Removal of Leached Metals from Flooded/Drained Contaminated Soils Using Zeolites......Page 766
Freezing-Thawing Tests on Natural Pyroclastic Samples......Page 772
Determination of Moisture Content and Soil Suction in Engineered Fills Using Electrical Resistivity......Page 778
Soil-Water Characteristic Curves from Various Laboratory Techniques......Page 784
Effect of Moisture Content on Thermal Conductivity of Soils......Page 792
Development of Facility and Testing Procedures to Investigate Retaining Wall-Unsaturated Soil Interactions......Page 798
Response of Tensiometers to Laboratory Thunder Sound Replicated Waves......Page 804
Strength/Volume Change Behaviour of Compacted Silty Sand Using a Novel Double-Walled Suction-Controlled Triaxial System......Page 810
Gas Transport Properties of Compacted Bentonite......Page 818
Determination of the Modulus of Elasticity and Suction Modulus of Compacted Unsaturated Expansive Clay from Nanyang, China......Page 824
Simultaneous and Continuous Measurements of Thermal and Hydrological Properties of Sand Using Transient Release and Imbibition Method......Page 832
Retaining Structures, Foundations and Pavements......Page 838
Application of Limit Analysis in Unsaturated Soils: Numerical and Experimental Study of Bearing Capacity......Page 840
Analytical Solution for One-Dimensional Consolidation of Unsaturated Soil Deposit Subjected to Step Loading......Page 846
In Situ Measurement of Steel Push-Piles and Helical Piers in Expansive Soils......Page 854
Revetment Walls for Stiff Unsaturated Clays......Page 860
Lateral Pressures on Soil Nail Walls Supporting High Plasticity Clays......Page 866
Modeling the p-δ Behavior of Single Friction Pile in Compacted Fine-Grained Soils......Page 874
Application of the Unsaturated Soil Mechanics in the Design of Pavements......Page 882
Slip Line Theory Extended to Unsaturated Soils and Applied to the Retaining Wall—Unsaturated Soil Interaction Problem......Page 890
Mechanisms of Rainfall Induced Differential Settlements in Unsaturated Heterogeneous Foundations......Page 896
Author Index......Page 904

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