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Sunday, September 5th


18:00 - 20:00
Registration


Monday, September 6th

09:30 - 10:00
Opening Ceremony
MoMP
Room: Auditorium
Chair: to be confirmed
10:00 - 11:20
Keynote Lecture and General Report
MoMP
Room: Auditorium
Chair: Robert Charlier
Design of Stiffened Slabs-on-grade on Shrink-swell Soils
J-L. Briaud, R. Abdelmalak, X. Zhang


Constitutive Modelling of Unsaturated Soils: Discussion of Fundamental Principles
D. Sheng



11:20 - 11:50
Coffee-break

11:50 - 13:00
TECHNICAL SESSIONS
Engineering Applications and Case Histories: Embankments (D4) MoM01
Room: Auditorium
Chair: Tom Schanz
Influences of Spatially Varying Porosity on Unsaturated Flow through Earth Structures
T.M. Le, D. Gallipoli, S.J. Wheeler, M. Sanchez


Numerical Analysis of the Behaviour of Embankments Constructed with Expansive Soils
J.I. Ortega, A. Lloret, S. Olivella, E. Romero


Improvement and Controlling Deformation of the Expansive Soil Ground
L. C Miao, F. Wang, Y. Cui


Banking Simulation with a Constitutive Model for Unsaturated Soil
M. Tanaka, K. Kawai, S. Kanazawa, A. Iizuka, S. Tachibana, S. Ohno, T. Takeyama


Suction Changes during the Construction of an Embankment from A10 Motorway in Portugal
R. Cardoso, E. Maranha das Neves, P. Almeida Santos


Investigation of the Water Flow in an Embankment Built of Organic Soil: Experimental Results and Large Scale Field Test
E. Birle, M. Boso, D. Heyer


Failure of Peat Dykes by Drought
D. Nterekas, J. P Oostveen, F.A. Mathijssen, R.B. Brinkgreve, M.A. Hicks, F. Molenkamp


Modelling: Fundamentals and Constitutive Modelling (C1) MoM02
Room: Sala d'Actes
Chair: Bernardo Caicedo
On the Time-Dependent Behaviour of Unsaturated Geomaterials
J. M Pereira, V. De Gennaro


Prediction of the Behaviour of Unsaturated Soils using Evolutionary Polynomial Regression; An Incremental Approach
A.A. Javadi, A. Johari, A. Ahangar-Asr, A. Faramarzi, D.G. Toll, N. Khalili


Parameter Calibration for Hydro-Mechanical Modelling using Numerical Simulation of Test Results
R. Gómez, E. Romero, A. Lloret, J. Suriol, C. Jommi


Numerical Simulations of the Thermomechanical Behaviour of Clays on Volumetric and Deviatoric Paths
M.S. Ghembaza, Z. Bellia, H. Trouzine


Mechanical Model for Partially Saturated Sandy Soils: Application to Liquefaction
H.B. Bian, T. Nishimura, I. Shahrour


Evaluation of a Constitutive Model for Unsaturated Soils: Stress Variables and Numerical Implementation
N.A. González, A. Gens


A Simple Elasto-Plastic Model for Unsaturated Soils and Interpretations of Collapse and Compaction Behaviours
M. Kikumoto, H. Kyokawa, T. Nakai, H.M. Shahin


Unsaturated Soil Behaviour: Microstructure (A1) MoM03
Room: VS208
Chair: Yu-Jun Cui
An Insight into Role of Clay-Fluid Molecular Interactions on the Microstructure and Macroscale Properties of Swelling Clays
D.R. Katti, K.S. Katti, P.M. Amarasinghe, S.M. Pradhan


A Model for Capillary Pressure in Unsaturated Granular Soils within the Pendular Saturation Regime
J.L. Justo, M. Vázquez


Development of Microstructure in Compacted Earthen Building Materials
C.T. Beckett, C.E. Augarde


Influence of Microstructure on the Hydro-Mechanical Behaviour of a Natural Silty Clay
M. Mascarenha, M. Cordão Neto, E. Romero


Volume Changes of Swelling Clayey Soils at Microscopic Scale Level
T. Maison, F. Laouafa, J.M. Fleureau




13:00 - 14:00
Lunch

14:00 - 16:00
TECHNICAL SESSIONS
Engineering Applications and Case Histories: Slopes (D3) MoA01
Room: Auditorium
Chair: David Williams
Influence of Seasonable Water Pressure Variations on Unsaturated Slopes Stability
F.A. Franch, M.M. Futai


Matric Suction in Unsaturated Pyroclastic Slope
A. Scotto di Santolo, A. Evangelista


Performance of an Instrumented Slope under a Capillary Barrier System
H. Rahardjo, C.J. Hua, E.C. Leong, V.A. Santoso


Stochastic Modelling of Unsaturated Slope Stability
P. Arnold, M.A. Hicks


Test Site Experience on Mechanisms Triggering Mudflows in Unsaturated Pyroclastic Soils in Southern Italy
M. Pirone, R. Papa, M.V. Nicotera


Analysis of Influencing Factors in Strengthening Expansive Soil Slope with the Coverage of Geo-Membrane
J.P. Yuan, J.H. Wu, Z.Z. Yin


The Influence on the Slope Stability of the Initial Degree of Saturation of a Fill Ground
T. Mori, R. Uzuoka, M. Kazama


Back-Analysis of Infiltration Characteristic of a Saprolitic Hillslope by considering Permeability Heterogeneity
A.K. Leung, C.W. W. Ng


The Significance of Curved Shear Strength Envelope in Modelling Rainfall Induced Shallow Failure of Slopes
M.J. Md Noor, B.A. Hadi


Shear and Soil-Water Retention Behaviour of a Variably Saturated Residual Soil and Its Implication on Slope Stability
A. Jotisankasa, J. Tapparnich


The Effect of Ripping Clay Soil on Swell Behaviour
S. Fityus, O. Buzzi, M. Holt, T. Gunther


Modelling: Fundamentals and Constitutive Modelling (C1) MoA02
Room: Sala d'Actes
Chair: Luis Vallejo
Rotational Multiple Yield Surface Framework and the Prediction of Stress-Strain Response for Saturated and Unsaturated Soils
M.J. Md Noor, I.B Mohamed Jais


Laboratory Modelling: Settlement due to Groundwater Fluctuation in Partially Saturated Soil
M.J. Md Noor, I.B. Mohamed Jais, J.D. Nyuin


Modelling Criteria for a Microbiologically Stabilised Compacted Soil in the Framework of Elastoplasticity
G. Della Vecchia, L. Morales, E. Garzón, C. Jommi, E. Romero


Simulations of Static Compaction with Unsaturated Soil/Water Coupled F.E. Analysis
M. Shibata, K. Kawai, S. Kanazawa, A. Iizuka, S. Tachibana, S. Ohno, M. Honda


Hydro-Mechanical Coupling for Unsaturated Soils
D. Sheng, A.N. Zhou


Use of Test Results from Undrained Loading for Constitutive Modeling of Unsaturated Soils
X. Zhang


Constitutive Model of Unsaturated Structured Soils under Cyclic Loading
C. Yang, M. Huang, Y. Cui


An Introduction of Jumped Kinematic Hardening Rule to Elastoplastic Model for Unsaturated Geo-materials
Y. Kohgo


Constitutive Model Developments for Compacted Unsaturated Fine Grained Soils Based on Porosimetry
R. Salgueiro, S. Olivella, J. Suriol


Unsaturated Soil Behaviour: Water Retention and Hydraulic Behaviour (A3) MoA03
Room: VS208
Chair: Sun De‘an
An Investigation on the Effect of Initial Water Content and Dry Density on Drying Soil-Water Characteristic Curve of a Cohesionless Soil
M. Chetia, S. Sreedeep


Investigations on Water Retention Behaviour of Deformable Soils
S. Salager, A. Ferrari, M. Nuth, L. Laloui


On the Inverse Problem Solution for Laboratory Determination of Unsaturated Water Hydraulic Conductivities
K.V. Bicalho, J-M. Fleureau, Y-J. Cui, C. Romanel


Prediction of Soil-Water Characteristic Curve using Neural Network
A. Johari, A.A. Javadi


The Void Ratio Dependency of the Retention Behaviour for a Compacted Clay
C. Airò Farulla, A. Battiato, A. Ferrari


Hydromechanical Behaviour of a Natural Sand using different Suction Controlled Techniques
H. Nowamooz, M.I. Arsenie, C. Chazallon, F. Masrouri


Unsaturated Hydraulic Properties of Fine-Grained Soil from the Blanket Layer of Old Railway Lines in France
V.N. Trinh, A.M. Tang, Y.J. Cui, J.C. Dupla, J. Canou, N. Calon, A. Robinet, L. Lambert, O. Schoen


A Study of the Water Retention Characteristics and Volume Change of Lime-Treated London Clay
X. Zhang, M. Mavroulidou, M.J. Gunn, Z. Cabarkapa


Soil-Water Characteristic Curves obtained through the Wetting Paths for a Tropical Soil Profile
B.H. Bonder, M.G. Miguel


Hysteresis between Wetting and Drying Diffusivity Parameters
D. Mabirizi, R. Bulut




16:00 - 16:30
Coffee-break

16:30 - 18:30
TECHNICAL SESSIONS
Modelling: Fundamentals and Constitutive Modelling (C1) MoE01
Room: Auditorium
Chair: Behrouz Gatmiri
Elastoplastic Modelling of Hydraulic and Mechanical Behaviour of Expansive Soils
D.A. Sun, W.J. Sun


Saturation Induced Instability on Bonded Geomaterials
G. Buscarnera, R. Nova


Modelling the Unsaturated Behaviour of Structured Soils
M. Rouainia, J.M. Pereira


An Effective Stress Based Model for the Dependency of a Water Retention Curve on Void Ratio
D. Masin


Some Remarks on the Hydro-Mechanical Constitutive Modelling of Natural and Compacted Boom Clay
G. Della Vecchia, C. Jommi, A. Lima , E. Romero


Effect of Anisotropy on the Prediction of Unsaturated Soil Response under Triaxial and Oedometric Condition
F. D´Onza, D. Gallipoli, S. Wheeler


A Constitutive Model for Cemented Unsaturated Soils and Weak Rocks
R. Tamagnini, M. Mavroulidou, M.J. Gunn


A Fully Coupled Hysteretic Finite Element Model for Hydro-Mechanical Analysis of Unsaturated Soils
N. Khalili, S. Zargarbashi, M.A. Habte


Parameter Identification in BBM using a Parallel Asynchronous Differential Evolution Algorithm
Y. Zhang, X.T. Feng, D. Gallipoli, C. Augarde


Hydraulic Hysteresis Coupled to Volume Change Effects in Unsaturated Soil Behavior
M. Morvan, H. Wong, D. Branque


Unsaturated Soil Behaviour: Stress-strain and Strength Characteristics (A2) MoE02
Room: Sala d'Actes
Chair: Fernando A. M. Marinho
Compressive Strength of Unsaturated Fissured Clays
L. Vallejo


Dilatancy and Shear Strength of an Aged Compacted Fill
A. Chiu, X. Zhao


The Relationship between the Critical State Shear Strength of Unsaturated Soils and the Soil-Water Characteristic Curve
J.A. Infante Sedano, S.K. Vanapalli


Constant Volume Triaxial Compression Tests on Unsaturated Soil prepared from Slurry
M. Shimizu, J. Terakata


The Decrease of the Strength of Unsaturated Silty Sand and the Bishop´S Parameter X
J. Leal, G. Gallegos, E. Rojas


Shear Strength of an Unsaturated Silty Sand
F. Casini, P. Minder, S.M. Springman


Constant Water Content Triaxial Compression Tests with a Compacted Soil
G.B. Georgetti, O.M. Vilar


Unsaturated Shear Strength Parameters of Tropical Volcanic Residual Soils
R. Karlinasari, P. Rahardjo


Experimental Investigation of Stress Increment Direction Dependency of Plastic Flow in Unsaturated Soils
S. Zargarbashi, N. Khalili


Laboratory Investigations on Static Liquefaction Potential of Pyroclastic Soils involved in Rainfall-Induced Landslides of the Flow-Type
G. Sorbino, G. Migliaro, V. Foresta


Part I: Modelling: Analytical and Numerical Modelling (C2)
Part II: Unsaturated Soil Behaviour: Water Retention and Hydraulic Behaviour (A3)
MoE03
Room: VS208
Chair: Laureano Hoyos
Atmospheric Drying and Laboratory Wetting of Stockpiled Product Coal
D.J. Williams


Behaviour of an Unsaturated Soil Column under Loading and Watering
F. Salehnia, B. Gatmiri


Numerical Simulation of Volume Change of a Swelling Soil in the Northeast of Brazil
L.M. Costa, S.R. Ferreira, L.J. Guimarães, I.D. Pontes Filho


Water Retention Curve and Shrinkage of a Waste from the Paper Industry
J. Bizarreta, T.M. de Campos


Soil-Water Characteristic Curve (SWCC) and Volumetric Deformation Law for a Plastic Clay under High Suction
M. Vázquez, P. Durand, J.L. Justo


Comparison of Four Methods for Determining the Soil Water Retention Curve
M. Zielinski, M. Sanchez, E. Romero, P. Sentenac, A. Atique


Comparison between the In Situ and Laboratory Water Retention Curves for a Silty Sand
A. Askarinejad, F. Casini, P. Kienzler, S.M. Springman


A Transfer Function of a Soil Water Characteristic Curve Model for Sands
E. Imre , K. Rajkai, R. Genovese, C. Jommi


Laboratory determination of soil-water characteristic curves for cracked soil
M.M. Abbaszadeh, S. Houston, C. Zapata, W. Houston, B. Welfert, K. Walsh


Unsaturated Hydraulic Characteristics of Soil with Significant Oversize Particles
S. Somasundaram, T. Shenthan, C. Benson, S. Nannapaneni


A Simple Method to Consider Water Density Changes in the Calculation of the Degree of Saturation of Swelling Clays
D. Marcial




19:00 - 20:30
Welcome Reception


Tuesday, September 7th

09:00 - 10:20
Keynote Lecture and General Report
TuMP
Room: Auditorium
Chair: Simon Wheeler
Geotechnical and Environmental Models Involving Unsaturated Soils and Rocks
S. Olivella


Unsaturated Soils: Compacted versus Reconstituted States
A. Tarantino



10:20 - 10:50
Coffee-break

10:50 - 13:00
TECHNICAL SESSIONS
Part I: Engineering Applications and Case Histories: Foundations (D2)
Part II: Part II: Engineering Applications and Case Histories: Pavements (D5)
TuM01
Room: Auditorium
Chair: Frans Molenkamp
Water Migration in Pavement Subgrade
E.J. Nelson, D.D. Overton


Identification, Characterization and Analysis of Deep Foundation in Collapsible Soil - Regional Prison of Eunápolis, Bahia / Brazil
R. Coutinho, B. Castro, K. Dourado


A Technique for Estimating the Shaft Resistance of Test Piles in Unsaturated Soils
S.K. Vanapalli, K.D. Eigenbrod, Z.N. Taylan, C. Catana, W.T. Oh, E. Garven


Piles Horizontal Bearing Capacity in Tropical Soil under Distinct Moisture Contents
M.A. de Almeida, M.G. Miguel, S.H. Teixeira


Settlement Prediction of Cyclically Loaded Footings Resting on Partially Saturated Sand by Means of a Kinematic Hardening Model
A. Becker


Performance and Design of Foundations on Unsaturated Expansive Soil
J.T. Bryant, M.A. Haque


Water Content Profiles for Design of Foundations on Expansive Soils
D.D. Overton, K.C. Chao, J.D. Nelson


Bearing Capacity of a Strip Footing on an Unsaturated Sand
T. Schanz, Y. Lins, S.K. Vanapalli


Three Dimensional Numerical Simulation of a Residential Building on Expansive Soil Subject to a Leaking Underground
X. Zhang


Interpretation of the Bearing Capacity of Unsaturated Soils extending the Effective and the Total Stress Approaches
S.K. Vanapalli, W.T. Oh


A Simple Technique for Estimating the 1-D Heave in Expansive Soils
S.K. Vanapalli, L. Lu, W.T. Oh


Bearing Capacity of an Unsaturated Sand from Model Footing Tests
S.K. Vanapalli, R. Sun, X. Li


Comparison of Bearing Capacity of Unsaturated Sand using the Cone Penetration Tests (CPT) and the Plate Load Tests (PLT)
F.M. Mohamed, S.K. Vanapalli, M. Saatcioglu


Testing Techniques: Laboratory, In Situ and Centrifuge (B) TuM02
Room: Sala d'Actes
Chair: Gerald Miller
Useful Laboratory Guidelines for Unsaturated Soils Research
J.L. Boyd, V. Sivakumar


Small-Strain Stiffness of Compacted Silty Sand using a Proximitor-Based Suction-Controlled Resonant Column Device
L.R. Hoyos, E.A. Suescun, J.A. Pineda, A.J. Puppala


Wave Velocity Analysis of State Parameter Changes in Multi-phase Granular Materials
F. Wuttke, M. Asslan, T. Schanz


Advances in Tensiometer Based Suction Control Systems
S.D. Lourenço, D. Gallipoli, D.G. Toll, C.E. Augarde, F.D. Evans


Calibration of a TDR Probe in an Expansive Soil
S. Fityus, K. Rajkai


Calibration of Smart Irrigation Sensor (SIS-UMS) for the Blanket Layer Soil from Old Railway Lines
V.N. Trinh, A.M. Tang, Y.J. Cui, J.C. Dupla, J. Canou, N. Calon, A. Robinet, L. Lambert, O. Schoen


Analysis of a Drawdown Test Displaying the Use of Transparent Soil in Unsaturated Flow Applications
G. Siemens, S. Peters, W.A. Take


Efficient Measurement of Unsaturated Hydraulic Conductivity using a Wetting Front Advancing Method
X. Li, L.M. Zhang, D.G. Fredlund


Characterization of Unsaturated Zone Susceptible to Landslides in Tropical Volcanic Residual Soil with In-Situ Tests
P.P. Rahardjo, R Karlinasari


The Challenges of Performing Laboratory Controlled Cone Penetration Tests in Unsaturated Soils
M. Pournaghiazar, A.R. Russell, N. Khalili


Detecting Water Content Changes in Sand Samples by Means of Electrical Resistivity Tomography
R.M. Cosentini, G. Della Vecchia, S. Foti, G. Musso


A Novel Non-Contacting Laser Displacement Transducer Technique for Volume Change Measurements of Unsaturated Soils
X. Zhang, M. Mavroulidou, M.J. Gunn, Z. Cabarkapa, J. Sutton


Unsaturated Soil Behaviour: Thermal and Chemical Effects (A4) TuM03
Room: VS208
Chair: to be confirmed
Influence of Temperature Rise under Undrained Condition on the Shear Behavior of Unsaturated Sandy Soil Considering Solubility of Gaseous Components
Y. Katsuno, M. Iwabuchi, K. Ozawa, R. Uzuoka, M. Kazama


Thermo-Hydro-Mechanical Behaviour of an Expansive Bentonite/Silt Mixture using Different Suction Controlled Techniques
H. Nowamooz, R. Gómez-Espina, M.V. Villar, F. Masrouri


Thermal Damage in Unsaturated Geomaterials
M. Mozayan, C. Arson, B. Gatmiri


Effect of Temperature on Collapse Potential of Kaolin Clay
A. Haghighi, G. Medero, P. Woodward, L. Laloui


Influence Analysis of the Contaminants Fluid in a Compacted Soil Collapse
E.Q. Motta, S.R. Ferreira


Influence of Temperature on the Water Retention Capacity of Soils. Analysis using Solution Thermodynamics
A.C. Jacinto, A. Ledesma, M.V. Villar, R. Gómez-Espina


Temperature Effects on Soil-water Retention Properties of Densely Compacted GMZ01 Bentonite
W.M. Ye, M. Wan, B. Chen, Y.J. Cui, J. Wang


Thermal Pulse Effects on the Stiffness Degradation of Unsaturated Clayey Materials
A. Lima , J.A. Pineda, E. Romero


Direct Measurement of Thermal Expansion in Unsaturated Soils
X. Pintado, A. Lloret


Determining the Thermal Conductivity as a Function of Previous Moisture for a Soil with Different Percentages of Gravels
C.M. Rubio, R. Josa, D.R. Cobos, C.S. Campbell, F. Ferrer




13:00 - 14:00
Lunch

14:00 - 16:00
Panel Session. Unsaturated Soil Mechanics in Geotechnical Engineering
TuA
Room: Auditorium
Chair: Antonio Gens
Panel Session. Unsaturated Soil Mechanics in Geotechnical Engineering
J.L. Justo, J.D. Nelson, H. Rahardjo, A.M. Ridley, S.K. Vanapalli




16:00 - 16:30
Coffee-break

16:30 - 18:30
TECHNICAL SESSIONS
Engineering Applications and Case Histories: Geoenviromental Applications (D6) TuE01
Room: Auditorium
Chair: Abdelmalek Bouazza
Non-Isothermal Infiltration in Plastic Bentonite
B. François, L. Laloui


Behaviour of Wet Fill using Residual Soil
F.A. Marinho, F. Massad


Geotechnical Issues in the Design and Construction of PMOBs
A.R. Cabral, M. Letourneau, J.S. McCartney, J.M. Parks, E. Yanful, Q. Song


Coupled Solute Mass Transport and Evaporation in Saline Soil
A. Dunmola, P. Simms


Evaluation of a Capillary Barrier at the Rocky Mountain Arsenal
L.O. Williams, D.L. Hoyt, G.A. Hargreaves, S.F. Dwyer, J.G. Zornberg


Numerical Modelling of the Resaturation of Swelling Clay with Gas Injection
P. Gerard, J.-P Radu, J. Talandier, R. de La Vaissière, R. Charlier, F. Collin


THMC analysis of saturation and heating processes of an expansive clay barrier in radioactive waste isolation
L. Guimarães, A. Gens, M. Sánchez, S. Olivella


Evaluation of Landfill Gas Emission in Experimental Cover Layers in Brazil
F.J. Maciel, R.L. Lopes, J.F. Jucá


Gas Migration in Sand/Bentonite Mixtures through Preferential Paths
D. Arnedo, E.E. Alonso, S. Olivella, E. Romero


Laboratory Studies of the Addition of Bentonite to Landfill Cover Soil
R.L. Izzo, C.F. Mahler, K. Huse


Thermal-Hydro-Mechanical Behavior of Unsaturated Bentonite Blocks:Experimental Approaches
J.O. Lee, W.J. Cho, S.K. Kwon, J.W. Choi


Modelling: Fundamentals and Constitutive Modelling (C1) TuE02
Room: Sala d'Actes
Chair: Yuji Kohgo
On the Definition of Constitutive Models for Compacted Soft Rocks
R. Cardoso, E.E. Alonso


A Fundamental Interpretation of the Critical State Strength of Unsaturated Soils
E.J. Murray, V. Sivakumar


Hydraulic Conductivity Function for Unsaturated Cracked Soil
L.M. Zhang, J.H. Li, D.G. Fredlund


Soil Water Characteristic Curves and Adsorption Potential
S. Frydman, R. Baker


Assessment of Volumetric Collapse using Probabilistic Approach
I. Otálvaro Calle, M.P. Cordão-Neto, G. Medero


Is the Degree of Saturation a Good Candidate for Bishop’s χ Parameter?
J.M. Pereira, O. Coussy, E. Alonso, J. Vaunat, S. Olivella


Unsaturated Soil Behaviour: Stress-strain and Strength Characteristics (A2) TuE03
Room: VS208
Chair: Luciano Oldecop
Direct Shear Strength of Compacted Bentonite under Different Suctions
T. Nishimura, H. Rahardjo, J. Koseki


Investigation of the Behavior of an Unsaturated Sand using a Cyclic Direct Shear Device
T. Nishimura, I. Shahrour, H.B. Bian


Simple Shear Tests on Unsaturated Undisturbed Specimens containing a Weak Layer
J.L. Deng, H. Kameya, Y. Tsutsumi, J. Koseki, J. Kuwano


Critical State Behaviors of Unsaturated Soil in the Direct Shear Test under Constant Pressure
B.S. Kim, S. Kato, S. Shibuya


Direct Shear Test under Constant Volume State for Unsaturated Soil
S. Kato, B.S. Kim, S. Shibuya


A New Unsaturated Direct Shear Apparatus for Measuring Shear Strength of Unsaturated Soils Part 2: Results and Comparison between Plane Strain and Triaxial Loading Conditions
A. Mirzaii, S.S. Yasrebi, E. Hefzi


Shear Strength of Pyroclastic Unsaturated Soils from Suction-Controlled Direct Shear Tests
R. Papa, M.V. Nicotera


Effect of Suction and Plasticity on the Shear Strength os Sand/Silt Mixtures
M.V. Villar, P.L. Martín, R. Gómez-Espina, A. Lloret


Effect of Suction Hysteresis on the Shear Strength of Unsaturated Soil Interfaces
C. Khoury, G. Miller




19:00 - 21:00
TC106 Meeting


Wednesday, September 8th

09:00 - 10:20
Keynote Lecture and General Report
WeMP
Room: Auditorium
Chair: to be confirmed
Energy Geotechnology: Implications of Mixed Fluid Conditions
J.C. Santamarina, J. Jang


Geotechnical Problems and Case Histories from the Perspective of Unsaturated Soil Mechanics
C.W. Ng, A.K. Leung



10:20 - 10:50
Coffee-break

10:50 - 13:00
TECHNICAL SESSIONS
Modelling: Analytical and Numerical Modelling (C2) WeM01
Room: Auditorium
Chair: Anand Puppala
Numerical Simulation of an Unsaturated Slope Failure during an Earthquake
R. Uzuoka, K. Maruyama, T. Mori, M. Kazama, T. Unno, N. Sento


Drying Shrinkage and Cracking Initiation in Clays: Main Modeling Concepts and Application to the Ventilation of a Tunnel
H. Peron, J. Eichenberger, L. Laloui


Effect of Mesh Resolution on Long-Term Water Balance Calculations
M.D. Fredlund, R.T. Thode, R.G. Nelson


Fully Coupled Analysis of Unsaturated Porous Media using a Meshfree Method
A. Khoshghalb, N. Khalili


A Driver for the Integration of Coupled Hydro-Mechanical Constitutive Laws for Unsaturated Soils
F. Cattaneo, G. Della Vecchia, C. Jommi


Explicit Stress Integration with Reduced Drift for Barcelona Basic Model
W.T. Solowski, D. Sheng, S.W. Sloan


Implicit Integration of a Constitutive Model for Partially Saturated Structured Porous Materials
R. Tamagnini, M. Mavroulidou, M.J. Gunn


Active Earth Force in “Cohesionless” Unsaturated Soils using Bound Theorems of Plasticity
S. Stanier, A. Tarantino


A New Analytical Solution for One Dimensional Transient Flow in Unsaturated Soils
H. Farshbaf Aghajani, A. Soroush


Two-Dimensional Fundamental Solution for Dynamic Behaviour Analysis of Unsaturated Soils
P. Maghoul, B. Gatmiri, D. Duhamel


Comparison of the Nonlinear Elastic and Elastoplastic Models in THM Response of Unsaturated Soils
F. Salehnia, B. Gatmiri


Unsaturated Soil Behaviour: Stress-strain and Strength Characteristics (A2) WeM02
Room: Sala d'Actes
Chair: Domenico Gallipoli
Study on Gas Phase in Unsaturated Soils
Y. Liu, C.G. Zhao, Q. Fang


The Relationship between the Elastic and Shear Modulus of Unsatured Soils
W.T. Oh, S.K. Vanapalli


Mechanical Behaviors and Water Retention Characteristics of Micro-Porous Ceramic Particles Made with Burning Sludge
J. Kawazu, K. Kawai, S. Kanazawa, A. Iizuka


Pore Pressure under Undrained Condition for Compacted Unsaturated Silty Soil having a Low Matric Suction
T. Nishimura, J. Koseki


Shrinkage during Wetting of Fine-Pored Materials: Does this Accord with the Principle of Effective Stress?
G.E. Blight


Stress Path Effects on Shear Stiffness, Damping Ratio and Volumetric Behavior of Normally Consolidated Unsaturated Compacted Clay
M. Biglari, A. d‘Onofrio, C. Mancuso, M.K. Jafari, A. Shafiee


Effects of Matric Suction on Elastic Shear Modulus of Three Unsaturated Soils
S. Kawajiri, S. Shibuya, S. Kato, T. Kawaguchi


A Constitutive Relationship for Collapsible Soils in Terms of Stress State Variables
J.D. Nelson, C.N. Hatton, K.C. Chao


An Experimental Study on the Cyclic Behaviour of Natural Loess
Y.J. Cui, A.M. Tang, J.P. Karam, J.M. Terpereau


Assessment of the cv Coefficient for Unsaturated Warsaw Clay
Z. Skutnik, M. Lendo-Siwicka, K. Garbulewski


Testing Techniques: Laboratory, In Situ and Centrifuge (B) WeM03
Room: VS208
Chair: Sarah M. Springman
Centrifuge Modeling of Soil Atmosphere Interaction
B. Caicedo, J. Tristancho, L. Thorel


Centrifuge Modeling applied to Swelling Soils
B. Caicedo, C. Segura


Physical Modelling on Unsaturated Soils Using Centrifuge
B. Caicedo, J. Tristancho, L. Thorel


A New Unsaturated Direct Shear Apparatus for Measuring Shear Strength of Unsaturated Soils Part 1: Apparatus Features and Test Procedures
E. Hefzi, S.S. Yasrobi, A. Mirzaii


Modeling Unsaturated Soil Response under Large Deformations Using a Novel Suction-Controlled Ring Shear Device
L.R. Hoyos, C.L. Velosa, A.J. Puppala


Constitutive Modeling of Unsaturated Soil Behavior using a Refined Suction-Controlled True Triaxial Cell: Preliminary Observations
L.R. Hoyos, D.D. Pérez-Ruiz, A.J. Puppala


A New Permeameter for the Determination of the Unsaturated Coefficient of Permeability
M. Moncada, T. de Campos


The Use of Filter Paper Method for Field Suction Investigation
M. Nacinovic, C. Mahler, R. Izzo, P.F. Brandt, A.S. Avelar


Evaluation of Filter Paper Calibrations for Indirect Determination of Soil Suctions of Unsaturated Soils
K.V. Bicalho, F.A. Marinho, J.-M Fleureau, A. Gomes Correia


Suction Measurements on a Natural Unsaturated Loess: A Reappraisal of the Filter Paper Method
J.A. Muñoz-Castelblanco, J.M. Pereira, P. Delage, Y.J. Cui


Effective Thermal Conductivity of partially Saturated Soils
S. Hamuda, M. Rouainia, B.G. Clarke


Commentaries on the Consolidation-Swell Test
K.C. Chao, J.D. Nelson, D.D. Overton, E.J. Nelson




13:00 - 14:00
Lunch

14:00 - 16:00
TECHNICAL SESSIONS
Unsaturated Soil Behaviour: Stress-strain and Strength Characteristics (A2) WeA01
Room: Auditorium
Chair: Pierre Delage
Inundation Collapse Strain and Creep Measurements for Two Campanian Pyroclastic Soils
P. De Simone


Experimental Study of the Collapsible Behavior of a Tropical Unsaturated Soil
R.A. Rodrigues, O.M. Vilar


Desorption and Consolidation Behaviour of Initially Saturated Clays
S. Tripathy, R. Bag, H.R. Thomas


Collapsibility Study for Tropical Soil Profile using Oedometric Tests with Controlled Suction
J.C. Benatti, M.G. Miguel, R.A. Rodrigues, O.M. Vilar


Collapse Potential of a Compacted Weathered Serpentinite from Skiros Island, Greece
M. Bardanis, S. Grifiza


Hydro-Mechanical Response of an Expansive Silt-Bentonite Mixture
M. Ajdari, H. Nowamooz, F. Masrouri, G. Habibagahi, A. Ghahramani


Deformation Behavior in Unsaturated Soils
R. Baltodano-Goulding


Experimental Study on K0Coefficient of Ningming Unsaturated Expansive Soil
H.P Yang, J. Xiao, G.F. Zhang, R. Zhang


Swelling Pressure Evolution in Compacted Bentonite: Experiments and Modelling
M. Sánchez, M.V. Villar, R. Gómez-Espina, A. Lloret, A. Gens


Volume Change Behavior due to Moisture Variation in Vertisoil from a Semiarid Region in Pernambuco - Brazil
S.R. Ferreira


Part I: Engineering Applications and Case Histories: Geoenviromental Applications (D6)
Part II: Engineering Applications and Case Histories: Soil-atmosphere interaction (D1)
WeA02
Room: Sala d'Actes
Chair: Jorge Zornberg
Unsaturated Behaviour of Mine Tailings in Low Precipitation Areas
L. Oldecop, L. Garino, J.J. Muñoz, R. Rodriguez, C. García


Numerical Study on Rainfall Infiltration into Landfill Earthen Final Cover
T.L. Zhan, G.W. Jia, Y.M. Chen, D.G. Fredlund


Water Infiltration and Methane Emission through Three Different Cover Layers of an Experimental Municipal Waste Landfill at Muribeca, Recife, Pernambuco, Brasil
R.L. Lopes, M.C. Alves, J.F. Jucá


Study of Stratification Resistant to Salt Damage
S. Nomura, K. Kawai, S. Kanazawa, A. Iizuka, S. Ohno, P. Thirapong, S. Tachibana


An Experimental Root Barrier to Protect the Foundations of a Building from the Desiccating Effects of Tree Roots
G.E. Blight


Soil Heat and Evaporation from Soil
G.E. Blight


An Environmental Chamber for studying the Soil-Atmosphere Interaction
A.N. Ta, A.M. Tang, Y.J. Cui, J. Thiriat


Use of Satellite Observations for Estimating the Degree of Saturation of Superficial Soils
L. Montrasio, R. Valentino, C. Quintavalla


Influences of the Soil-Atmosphere Interface Interactions on the Soil Water Content and Temperature Profiles
K.V. Bicalho, G. Vivacqua, Y.-J Cui


A Prototype Soil Column to Calibrate Numerical Models Accounting for Soil –Atmosphere Interaction
M. Caruso, C. Jommi


Part I: Unsaturated Soil Behaviour: Thermal and Chemical Effects (A4)
Part II: New Areas ( E )
WeA03
Room: VS208
Chair: Charles Augarde
Effects of a Microbiological Compound for the Stabilisation of Compacted Soils on their Microstructure and Hydro-Mechanical Behaviour
L. Morales, E. Garzón, E. Romero, C. Jommi


Effects of Crude Oil Pollution on the Shear Strength Behaviour of an Unsaturated Porous Soil Medium
M. Mohammadi, S.S. Yasrebi, A. Mirzaii


LNAPL Retention in Partially Saturated Silty Sand
M. Alferi, E. Romero, A. Dominijanni, M. Manassero


Effect of Drying and Wetting Cycles on the Shear Strength of Argillaceous Rocks
R.D. Tovar, J.E. Colmenares


Pore Geometry Induced Suction and the Slaking of Shales
L.E. Vallejo, A. Stewart-Murphy


Water Retention Curve for Evolving Marl under Suction Cycles
R. Cardoso, G. Della Vecchia, C. Jommi, E. Romero


Effects of Hydraulic Cycling on the Stiffness Response of a Rigid Clay
J.A. Pineda, G. Mitaritonna, E. Romero, M. Arroyo


Influence of Suction on the Mechanical Behaviour of Rock Joints under Shear Loading
M.T. Zandarín, E. Alonso, S. Olivella


Influence of Freeze-Thaw Action on Mechanical Behavior of Unsaturated Crushable Volcanic Soil
T. Ishikawa, S. Miura, K. Itou




16:00 - 16:30
Coffee-break

16:30 - 18:00
Panel Session. Unsaturated Soil Mechanics: The Future
WeE
Room: Auditorium
Chair: Eduardo Alonso
Panel Session. Unsaturated Soil Mechanics: The Future
D.G. Fredlund, C. Jommi, N. Khalili, S. Leroueil, D.G. Toll



18:00 - 18:30
Closing Ceremony
WeEP
Room: Auditorium
Chair: to be confirmed

20:30 - 23:00
Conference Dinner