# Computer Methods and Recent Advances in Geomechanics

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## Book Description

**Computer Methods and Recent Advances in Geomechanics** contains the proceedings (abstracts book 472 pages + full paper USB-drive 2052 pages) of the 14th International Conference of the International Association for Computer Methods and Advances in Geomechanics (Kyoto, Japan, 22-25 September, 2014). The contributions cover computer methods, material modeling and testing, applications to a wide range of geomechanical issues, and recent advances in various areas that may not necessarily involve computer methods, including:

- Development and usage of new materials;

- Constitutive modeling of materials including deformation, damage and failure;

- Verification of existing and new constitutive models;

- Micro-macro correlations of material response including non-destructive testing;

- New techniques for material and site characterization;

- Computer-aided engineering and expert system;

- Innovative construction using new materials and computer methods;

- Design and rehabilitation of infrastructure;

- Use of system and optimization procedures, and

- Remote sensing.

**Computer Methods and Recent Advances in Geomechanics** will be of interest to researchers and engineers involved in geotechnical mechanics and geo-engineering.

## Table of Contents

Preface

Obituary

Committee members

Reviewers

**PLENARY LECTURES**

Measuring stiffness of soils in situ

G. Biscontin & J. Ahn

Strain localization in porous materials with spatially varying density and degree of saturation

R.I. Borja & X. Song

Consolidation-induced transport of contaminants in compressible porous media

P.J. Fox

The Great East Japan Earthquake Disaster and integrated earthquake simulation for earthquake hazard and disaster estimate

M. Hori

Ground improvement in transport geotechnics – from theory to practice

B. Indraratna, S. Nimbalkar, C. Rujikiatkamjorn &A. Heitor

Carbon dioxide injection into deep aquifers: A geomechanical perspective

L. Laloui & C. Li

Parameter and model identification using the particle filter for geotechnical applications

A. Murakami, K. Fujisawa, S. Ohno, T. Shuku & S. Nishimura

Characterization of geotechnical variability – a multivariate perspective

K.K. Phoon & J. Ching

Finite element analysis of tunnel excavation and ground improvement techniques employing a new constitutive model for shotcrete

H.F. Schweiger, B. Schädlich, P. Sedighi, E. Saurer, T. Marcher, S. Henke & K.-M. Borchert

A theory of plasticity with generalized hardening for natural geomaterials under mechanical and environmental loading: Constitutive modeling and numerical implementation

C. Tamagnini & M.O. Ciantia

Geomaterial plasticity and thermodynamic stability of equilibrium

Q. Yang, Y.R. Liu & K.D. Leng

**GENERAL SESSIONS**

**Computational advances in numerical and analytical methods**

Penetration simulation for an open caisson using mesh-free SPH method

J.Wang, H. Hua & W.P. Lian

Simulation of granular materials under continuously varying intermediate principal stress ratio using DEM

D. Phusing & K. Suzuki

Assessment of applicability of the material point method in offshore geotechnical engineering

Y. Dong, J. Ma, D.Wang & M.F. Randolph

Numerical assessment on some preconditioners for elasto-plastic geotechnical finite element analysis

X. Chen,W. Dong, Y. Yu & K.K. Phoon

Application of the generalised-α method in dynamic analysis of partially saturated media

J. Ghorbani, M. Nazem & J.P. Carter

Local calibration of MEPDG rut models: Oklahoma’s experience from an instrumented pavement section

N. Hossain, D. Singh, M. Zaman & SM.S. Rassel

Discontinuity layout optimization with adaptive node refinement

M. Crumpton, A.J. Abbo & S.W. Sloan

Decision of the concrete parameters and fracture analysis of concrete for interactive analysis of soils and concrete structures

K. Okajima &T. Tanaka

High Performance Computing preconditioners for the efficient solution of geomechanical models

M. Ferronato, C. Janna, G. Gambolati & F. Sartoretto

A numerical approach for modelling the ploughing process in sands

E. Kashizadeh, J.P. Hambleton & S.A. Stanier

Development and its validation of Rigid Plastic Moving Particle Simulation method

K. Isobe, S. Ohtsuka & T. Hoshina

Material point method simulation of triaxial shear tests

W.T. Sołowski, S.W. Sloan & D.Wang

The effect of consolidation path on undrained behaviour of sand – a DEM approach

H.B.K. Nguyen, M.M. Rahman, D.A. Cameron & A.B. Fourie

A new stability analysis method of slopes considering progressive failure

K. Onishi & J.-C. Jiang

Numerical implementation of a non-local Mohr-Coulomb model

X. Qu, M.-S. Huang, X. Gu & X.-L. Lu

A numerical study of the penetration test at constant rod velocity

Q.A. Tran, B. Chevalier & P. Breul

Numerical simulation of spudcan penetration using coupled Eulerian-Lagrangian method

H.D.V. Khoa

Computational and reliability aspects of micro-geomechanics

R. Blaheta, R. Kohut, J. Starý & S. Sysala

Numerical study on the influence of traditional soil foundation on the stability of masonry structure in Angkor with NMM-DDA

R. Hashimoto, T. Koyama, M. Mimura, M. Kikumoto, T. Saito, S. Yamada, M. Araya &Y . Iwasaki

**Constitutive modelling**

Analytical solution of a dynamical systems soil model

P.G. Joseph & J. Graham-Eagle

The effect of constitutive modelling on estimates of the short-term response of squeezing ground to tunnel excavation

W. Dong & G. Anagnostou

A semi-analytical procedure for circular opening in strain-softening rock mass with the unified strength criterion

L. Cui, J. Zheng & R. Zhang

On the compression behaviour of structured soils

C. Yang, J.P. Carter & D. Sheng

A viscoplastic subloading overstress model with a moving centre of homothety

J.R. Maranha, C. Pereira & A. Vieira

A numerical model for the long-term stability of jointed rock slope

H.B. Bian, L.F. Zheng & J.F. Shao

On plasticity-damage modeling of shales

F. Parisio, S. Samat & L. Laloui

Numerical and analytical modeling of particle degradation

S. Nimbalkar & B. Indraratna

Explicit finite deformation stress integration of the elasto-plastic constitutive equations

L. Monforte, M. Arroyo, A. Gens & J.M. Carbonell

Modeling soil behaviors under principal stress rotations

Y. Yang, Z.Wang & H.-S. Yu

Nonlinear strength criterion for municipal solid waste

X. Lu, H. Lai & M. Huang

Propagation of seismic waves through saturated soft clay deposits: Constitutive and numerical modeling

G. Seidalinov & M. Taiebat

Equivalent continuum model accounting for anisotropy in chalk by means of embedded joint sets

F. Rafeh, H. Mroueh & S. Burlon

Numerical analysis and its verification of Azad earth dam in the period of construction

M. Karami, A. Aminjavaheri & A. Mazaheri

**Failure of geomaterials**

Experimentally observed shear bands in a Scandinavian soft clay subjected to an undrained shearing under the plane strain condition

V. Thakur

Fatigue of geomaterials

R. Pytlik & S.V. Baars

Punching shear coefficients for the design of working platforms

S.N.S. Eshkevari & A.J. Abbo

A practical use of the finite element with an embedded interface for simulating the direct shear on brittle materials

T. Nishiyama &T. Hasegawa

Failure propagation and mesh-dependency in coupled hydraulic-mechanical transient problems

R. Schuerch & G. Anagnostou

Modeling of Excavation Damaged Zone through the strain localization approach in Boom clay

F. Salehnia, R. Charlier, X. Sillen & A. Dizier

Experimental study of trapdoor problem in 3 dimensions with X-ray CT – transition from plane strain to 3D behavior

B. Chevalier, J. Otani & T. Mukunoki

Strain localization of a soil column due to seismic loading

I. Rapti, A. Foucault, F. Voldoire, F. Lopez-Caballero & A. Modaressi-Farahmand-Razavi

Centrifuge model experiments and granular element simulation on deformation of surface soil layer caused by the large displacement of reverse fault

K. Sassa, K. Kaneko, S. Nozoe, A. Yamamoto, N. Oyama & Y. Hashizume

Characteristics of shear band in granular materials by discrete element modeling

X.Q. Gu, M.S. Huang & J.G. Qian

Effect of confining pressure on strain localization of a sand specimen under plane strain condition

M. Mukherjee, A. Gupta & A. Prashant

**Coupled phenomena**

Salt domes deformation coupled to the flow of geothermal brine and oil

M.C. Suárez, F. Samaniego & X. Shen

Numerical simulation of thermo-hydro-mechanically coupled processes during ground freezing and thawing

H. Kyokawa & Y.W. Bekele

Predictable coupled behavior of buffer material in HLW repository

Y. Tsukada, A. Kobayashi & M. Chijimatsu

Liquefaction of fluid-saturated soils

W. Ehlers & M. Schenke

On spherically symmetric problems in thermo-poromechanics

A.P.S. Selvadurai &A.P. Suvorov

Expression of the pore-pressure coefficient B with numerical simulation

Y. Sugiyama, H. Tanaka, K. Kawai & A. Iizuka

Numerical simulation of saturation process in TRU disposal facility

Y. Takayama, R. Hino, A. Iizuka & K. Kawai

Numerical experiments on freeze-thaw of soils with coupled thermo-hydro-mechanical FE analysis

T. Ishikawa, I. Kijiya, T. Tokoro & M. Sato

Instability analysis and numerical simulation of the dissociation process of methane hydrate bearing soil

H. Iwai, S. Kimoto, T. Akaki & F. Oka

**Testing and modelling**

Prediction of the shear modulus at small strains for fine-grained unsaturated soils

S. Han & S.K. Vanapalli

Evaluation of settlement behaviors of the improved ground by using floating type cement-treated columns during consolidation

Z.B. Jiang, R. Ishikura & N. Yasufuku

On the influence of loading frequency on the pore-water dissipation behavior during cyclic consolidation of soft soils

N. Müthing, T. Schanz & M. Datcheva

Undrained stability of tall tunnels

D.W.Wilson, A.J. Abbo & S.W. Sloan

Effects of RAP binder on moisture-induced damage potential of asphalt mixes with limestone aggregates

R. Ghabchi, D.V. Singh & M. Zaman

Evaluation of fatigue resistance of asphalt mixes using Four Point Beam Fatigue and Semi-Circular Bend test methods

M. Barman, R. Ghabchi, D.V. Singh, M. Zaman, S. Commuri & K. Hobson

Correlations between swelling and suction properties of expansive soils

B.H. Rao, R.L. Sahu & S.K. Das

Assessment of pipe-jacking forces through direct shear tests on tunneling rock spoils

C.S. Choo & D.E.L. Ong

Estimation of consolidation properties and the settlement of Pleistocene clay layer at Kobe Port Area

E.K. Ha, S. Kataoka, S. Nonami, T.N. Lohani & S. Shibuya

Validation of porosity in 2D-DEM CPT model using large scale shaking table tests in saturated sands

P. Bakunowicz & N. Ecemis

Recent design strategies adapted for foamed bituminous stabilisation in flexible pavement rehabilitation works in Queensland

R.L. Logitharan, K. Somasundaraswaran & J.M. Ramanujam

3D Simulation of an actual snow avalanche

K. Sawada, S. Moriguchi & K. Oda

Design and assessment of a new model device for testing internal erosion and piping

M. Caruso, D. Sterpi & C. Jommi

Influence of aspect ratio on crushing strength characteristics of sand and granite saw dust materials

B.H. Rao, R.Ch. Meena, N. Meena & R.L. Sahu

Numerical lower bound limit analyses of sand heap subjected to basal settlement with hysteretic reversals

T. Pipatpongsa, J. Nakamura, C. Borely & M.H. Khosravi

Numerical and field analysis of interaction of piling foundations with soil ground

A.Zh. Zhussupbekov, Y.B. Utepov & I.O. Morev

Modifying the Casagrande curve-fitting method to account for 3D axisymmetric consolidation

J. Lovisa, N. Sivakugan, S. MacDonald, S. Thomas & W.W. Read

Volume change behavior of an unsaturated soil – a numerical investigation

M.W. Gui, S.S. Ketsu, C.H. Chen & C.W. Lu

Shear strength and dilatancy of unsaturated silica sand in triaxial compression tests 131

J. Fern, K. Soga, D.J. Robert &T. Sakanoue

**Reliability, data mining, artificial intelligence techniques/methods**

Availability of artificial neural network to estimating soil properties of Holocene clays in Osaka Bay

K. Oda, K. Yokota & M.S. Lee

Stochastic consideration of consolidation settlement of Holocene clay layer in Osaka Bay

K. Oda, K. Yokota & M.S. Lee

A new optimization approach for calibrating the parameters of the hyperbolic soil constitutive model

Y.T. Yeung & J.P.Wang

An expert technique for optimization of underground mine support system

S.K. Kashyap, Md. Tanweer, A. Sinha & D.R. Parhi

**Computers and information technology**

Forecasting of vibration parameters and optimization of the design of pile foundations operated under dynamic loads

L.V. Nuzhdin & M.L. Nuzhdin

Development of computer software based on RMR, Q and M-RMR classification systems used for rock mass characterization: ROCKMASS V2.0

Ö. Inik, I. Özkan & E. Ünal

A study on photogrammetric algorithm for crack width measurement

S. Nishiyama, T. Tsubosaka, T. Kikuchi & T. Yano

Hybrid parallelization of earthquake response analysis using K computer

Y. Shigeno, Y. Hamada & N. Nakamura

The development of mobile application for debris flow disaster prevention – the case of Kaohsiung City

S.-H. Chang & M.-H.Wu

**Geoenvironmental engineering**

Municipal solid wastes landfills slopes: A reliability based approach

B.M. Basha, S. Mahapatra & B. Manna

Random walk particle tracking for quantifying anomalous transport in laboratory-scale, heterogeneous porous formations

K. Inoue, T. Fujiwara & T. Tanaka

Groundwater modeling of pressure effect on deep open-pit mining against floor heaving at the Mae Moh mine, Thailand

S. Touch, T. Pipatpongsa, J. Takemura & P. Pongpanlarp

Building wastes and cement clinker using in the geoecoprotective technologies in transport construction

A.S. Sakharova, L.B. Svatovskaya, M.M. Baidarashvilly & A.V. Petriaev

Modeling of mineral fouling in an alkaline permeable reactive barrier in Australia

U. Pathirage, B. Indraratna, G. McIntosh & L. Banasiak

**Earthquake engineering and soil dynamics**

Simulation analysis of grid-form ground improvement for preventing liquefaction among existing small houses

S. Tsukuni & T. Namikawa

Dynamic analysis of river embankments during earthquakes using a finite deformation FE analysis method

H. Sadeghi, S. Kimoto, F. Oka & B. Shahbodagh

Dynamic response of vertically oscillating foundations at large strain

C.Wersäll, S. Larsson & A. Bodare

Finite element analysis of vibration screening techniques using EPS geofoam

M. Majumder & P. Ghosh

Numerical modelling of offshore pipe-seabed interaction problems

H. Sabetamal, M. Nazem, S.W. Sloan & J.P. Carter

Stability analysis for local liquefaction initiation of plane wave type

J. Chen, H. O-tani & M. Hori

Calculation method for vibration-sliding displacement of reinforced soil retaining wall during earthquake

K. Miura, T.A. Quang, Y. Saitoh, T. Konami, T. Hayashi & M. Kobayashi

Liquefaction analysis of a damaged river levee during the 2011 Tohoku earthquake

H. Ishikawa, K. Saito, K. Nakagawa & R. Uzuoka

Verification of numerical modeling for nonlinear seismic analysis of a structure considering liquefaction

N.M. Syed & B.K. Maheshwari

Applicability of effective stress analysis for prediction of deformation during strong motion with long duration

S. Tsuboi, T. Ohsumi, R. Uzuoka & N. Sento

State of art of modeling of soil-pile interaction in liquefiable soils

P. Bandyopadhyay, S.R. Dash & S. Haldar

Seismic analysis of a rather complex ornamental commemorative structure in Mexico City

E. Boteroo & M.P. Romo

Effect of grain-size distribution on cyclic strength of granular soils

J.H. Lee, S. Shibuya, T.N. Lohani, T.Wakamoto & S. Kataoka

Three-dimensional analysis of a reinforcement method for an existing embankment on a liquefiable ground

M. Kobayashi, A. Tateishi, T. Fujiwara & T. Aoki

Analytical study on levees reinforced by double sheet-piles with partition walls

K. Fujiwara, A. Yashima, K. Sawada, Y. Abe & K. Otsushi

Numerical analysis on seismic response of piled raft foundation with ground improvement based on seismic observation records

J. Hamada, Y. Shigeno, S. Onimaru, T. Tanikawa, N. Nakamura & K. Yamashita

Comparison of interpolation methods to evaluate depths of bedrock from a limited number of boring data

J. Taniguchi & A. Mikami

Seismic analysis of Goucham earth dam based on the Newmark and non-linear approaches

M. Karami, A. Aminjavaheri & A. Mazaheri

Experimental and theoretical studies of bearing capacity and deformation of reinforced soil foundations under cyclic loading

I.T. Mirsayapov & I.V. Koroleva

Evaluation of dynamic behavior of culverts and embankments through centrifuge model tests and a numerical analysis

Y. Sawamura, K. Kishida & M. Kimura

Attenuation of blasting induced peak particle velocity: Constructing a new empirical formula

K.M. Cheng & K.T. Chau

A numerical simulation of seismic behavior of highway embankments considering seepage flow

R. Kato, F. Oka & S. Kimoto

Seismic assessment of river embankments with cut-off wall constructed on the alternatively layered soft ground

T. Noda, K. Nakai & K. Kato

Evaluation of seismic behavior of model earth dams in geotechnical centrifuge

T. Kawai, M. Ishimaru & T. Noda

Seismic analysis of piled raft foundations of tall chimneys considering the effect of SSI

B.R. Jayalekshmi, S.V. Jisha & R. Shivashankar

Seismic performance of a wharf dyke

J.C. Huertas & C. Romanel

Assessment of dike stability under earthquakes induced by gas extraction

B.Z. Coelho, M. Visschedijk, M. Korff & P. Meijers

Application of DSC model for offshore pile foundations

M.J.K. Essa & C.S. Desai

Evaluation of interaction forces for coupled rigorous-substructure SSI analysis using SBFEM

H. Rahnema, A. Baghlani, B. Javidsharifi & S. Mohasseb

Distribution of seismic loads in large pile groups

W.D.L. Finn, J. Dowling, M. Taiebat & G.Wu

Pseudo dynamic analysis of battered retaining structures to determine the passive earth pressure of dry and submerged c-φ backfill

V. Srinivasan & P. Ghosh

Simple and practical analysis of effect of soil liquefaction on response of structure-pile system

K. Kojima, K. Fujita & I. Takewaki

Analysis of liquefaction behavior during the 2011 off the Pacific coast of Tohoku earthquake

S. Kamagata & I. Takewaki

Some methods of modeling damping ratio for an equivalent homogeneous ground

X.R. Chen, A. Mikami & J. Taniguchi

**Geo-hazard mitigation**

Identification of sensitive clays susceptible to flow slides using remolding energy concept

V. Thakur & S.A. Degago

Case study on evaluating the groundwater seepage flow by using a 3D ground model prepared from soil borehole and GIS data

J.M. Baek, S. Shibuya, M. Furumiya, M. Saito, T.N. Lohani & J.S. Hur

Numerical simulation of centrifuge tests on seismic behavior of residential building on liquefiable foundation soil

N. Marasini & M. Okamura

Experimental model on tsunami inundation force for geo-structures

T. Tada, Y. Miyata & R.J. Bathurst

Correlations between earthquake magnitudes and fault rupture parameters with multiple regression analysis

Y. Xu & J.P.Wang

Extraction of embankments on mountain roads using the digital elevation model

K. Sawada, S. Moriguchi & N. Asano

A Bayesian approach to estimate the probability distribution of earthquake size of a given active fault

J.P.Wang

**Foundation engineering**

Coupled large deformation consolidation analysis of a spudcan footing penetrating into Kaolin clay

D.Wang & B. Bienen

Numerical analysis of large penetration of a cone and a large diameter footing into dense sand overlying clay

B. Bienen & G. Qiu

3D Finite Element analysis of a RCC dam employing a concrete model with tension softening

F. Tschuchnigg, B. Schaedlich, H.F. Schweiger & S. Pausz

CPT based direct design approach for spudcan penetration in non-uniform clay with an interbedded stiff layer

J. Zheng, M.S. Hossain & D.Wang

Nonlinear elastic solutions for axially and laterally loaded single pile by transfer matrix method

M. Zhu, X. He & W. Gong

Experiment and numerical simulation of pile stress on pile and piled raft foundations subjected to ground deformation during earthquakes

K. Kaneda, J. Hamada & T. Tanikawa

Large penetration FE analysis of stiffened caissons in NC clays with a sandwiched stiff clay layer

M. Zhou, M.S. Hossain & Y. Hu

Modelling installation of helical anchors in clay

C. Todeshkejoei, J.P. Hambleton, S.A. Stanier & C. Gaudin

Dynamic behavior of monopile supported offshore wind turbine system

S. Bisoi & S. Haldar

Vertical transient loading of a suction caisson in dense sand

B. Cerfontaine, F. Collin & R. Charlier

Bearing capacity of reinforced sandy ground

H.M. Shahin, Y. Morikawa, S. Masuda, T. Nakai & S. Mio

Load transfer mechanism for the composite piled raft foundation under consolidation

Z. Song, F. Liang & M. Huang

Estimation of ultimate lateral resistance of pile in clayey ground

S. Koumura, Y. Shiratori, S. Ohtsuka & T. Hoshina

Nonlinear dynamic response of floating piles under vertical vibration

S. Kumar, S. Biswas & B. Manna

Considerations when dislocation theory is used for evaluation of ground deformations by reverse fault displacements

K. Tani & Y. Okusa

Physical and numerical modelling of pile foundations subjected to vertical and horizontal loading in dry sand

Y.S. Ünsever, M.Y. Özkan, T. Matsumoto, S. Shimono & K. Esashi

Research on the influence of reclamation project on the pile foundation of newly built bridge

S. Huo, M. Zhu, H. Deng & W. Gong

Numerical modeling of piles in sandy soils considering stress dependent modulus of elasticity

M.M. Ahmadi & S.M.S. Abadi

Parametric FEM analysis on mechanical behavior of incompletely end-supported pile

S. Teramoto, M. Kimura & T. Boonyatee

Numerical modelling of pile jacking in a soft clay

N. Sivasithamparam, H.K. Engin & J. Castro

Experimental research on vertical bearing behavior of composite foundation constructed by caisson and piles

L.Wang, B. Mu,W. Gong & A. Xia

Soil-water coupled finite deformation analysis on subgrade reaction force acting on the underground pile

K. Nakai, T. Noda, S. Komura & Y. Shiratori

Numerical optimisation of geotechnical structures using finite element analysis

A. Spetz, O. Dahlblom & P. Lindh

Response of tall chimneys with piled raft and annular raft foundation under wind loads considering SSI

B.R. Jayalekshmi, S.V. Jisha & R. Shivashankar

Effect of superstructure rigidity on the contact stress and differential settlement under isolated footings using 3D Finite Element analysis

H.F. Shehata & M.F. Shehata

The effect of soil model on the differential settlement under strip foundations

H.F. Shehata & M.F. Shehata

**Geotechnical structures and slope stability**

An analytical solution to anchored sheet piles retaining cohesion less backfill

I. Chowdhury

A numerical study on the response and stability of abandoned lignite mines in relation to the excavation of a large underground opening below

Ö. Aydan & M. Genis

Numerical evaluation of the deformation of earth retaining wall reinforced by soil buttress method during the excavation in soft soil

N. Takada, K. Shimono, F. Oka, S. Kimoto & Y. Higo

Sensitivity analysis of slope stability based on orthogonal designs

T. Shuku, S. Nishimura & T. Shibata

Centrifuge modeling and finite element analysis for moisture and stress conditions in an embankment with deformation of foundation ground

Y. Ikami, T. Shimokawa & R. Uzuoka

Integrated modeling and monitoring for real time stability assessment of flood defense systems

J.M. van Esch

Delayed failure identification by coupled hydraulic-mechanical numerical analyses

R. Schuerch & G. Anagnostou

Study on the distribution of the lateral force loading on stabilizing piles in sandy slope

Y. He, H. Hazarika, N.Watanabe & H. Sugahara

Comparison on usefulness of two buried pipeline retrofitting methods in earthquake induced landslides with numerical modeling

F. Jafarzadeh, S. Yoosefi, H.F. Jahromi & M. Samadiyan

Explanation of seismic response of geosynthetic reinforced slope

S.J. Chao & H. Hwang

A discrete model for rock impacts on muckpiles

A. Effeindzourou, K. Thoeni, A. Giacomini & S.W. Sloan

Finite element simulation for an earthquake-induced landslide considering strain-softening characteristics of sensitive clays

A.Wakai, F. Cai, K. Ugai & T. Soda

Numerical simulation of landslide due to excavation of soft rock using an elasto-viscoplastic water-soil coupled FEM

T. Takyu, S. Kimoto & F. Oka

Granular mechanics of the lateral earth pressure in plane stress state

C. Yanqui

Analysis of failure mechanism of submarine slope under linear wave loading

T.K. Nian, B. Liu, D.Wang & P. Yin

Numerical study for wave-induced pore pressure accumulations around buried pipeline: Effects of back-fill trench layer

H. Zhao & D.-S. Jeng

Numerical analysis of MSE wall considering wall friction and reinforcement stiffness

S.S. Mouli & B. Umashankar

Probabilistic slope stability analysis considering spatial variability of soil properties: Influence of correlation length

C.P. Sarma, A.M. Krishna & A. Dey

Evaluation of rainfall infiltration and induced instability of tumulus mounds

M. Sawada, M. Mimura & M. Yoshimura

**Soil improvement**

Approximations of the macroscopic strength criterion of reinforced soils, with application to structural stability analyses

M. Gueguin, G. Hassen & P. de Buhan

Numerical analysis of improvement effect on peaty ground by vertical drains/vacuum consolidation based on a new macro-element method

H.S. Nguyen, M. Tashiro, T. Noda & S. Yamada

Reduction of expansive index and free swell of Kaolinite and Bentonite clay using sand and Class C fly ash

P.K. Kolay & K.C. Ramesh

Application of geosynthetic vertical drains under cyclic loads for track stabilization

B. Indraratna, C. Rujikiatkamjorn, J. Ni & J. Carter

Radial consolidation model incorporating the effects of vacuum preloading and non-Darcian flow

C. Rujikiatkamjorn, B. Indraratna & K. Kianfar

Evaluation of enzyme mediated calcite grouting as a possible soil improvement technique

D. Neupane, H. Yasuhara & N. Kinoshita

Freeze-thaw durability of lime stabilized clayey subgrade soils

Md.T. Rahman & R.A. Tarefder

Analytical study on the consolidation of soft soil under vacuum preloading combined with fill surcharge

W.H. Zhou, X.B. Li & C.Y. Hong

**Infrastructure geomechanics**

Application of shakedown analysis in pavement engineering

J.Wang & H.S. Yu

Validation of a reduced model of railway track allowing long 3D dynamic calculation of train-track interaction

E. Arlaud, S. Costa D’Aguiar & E. Balmes

Thawing railroad bed and methods of its reinforcing

A.V. Petriaev

**Case histories**

Real-time monitoring and assessment of groundwater responses due to dewatering of an abandoned 7m deep excavation pit in Kuching City

L.T. Ng, D.E.L. Ong,W.S.H.Wong, D.A. Gannilegedera, B.F. Jong & H.S. Chua

Effects of localized dewatering and corner on the behavior of tied-back Contiguous Bored Piled (CBP) wall in Kuching City

E.E.M. Chong & D.E.L. Ong

**MINISYMPOSIA**

**Inverse problems in geomechanics**

Prediction of the ground and dyke behavior with vacuum consolidation

T. Shibata, A. Murakami & M. Fujii

Data assimilation of SAR-based measurements for geomechanical characterization

C. Zoccarato, M. Ferronato, G. Gambolati, C. Janna, P. Teatini, A. Alzraiee & D. Baù

Identification of transfer parameters of a claystone by inverse approach

R. Giot, A. Giraud, C. Auvray & G. Armand

Particle filter-based data assimilation for identification of soil parameters with application in tunneling

L.T. Nguyen, T. Nestorovic, K. Fujisawa & A. Murakami

Hybrid minimization algorithm applied to tunnel back analysis

C. de Santos, A. Ledesma & A. Gens

**Modelling spatial variability in geotechnical engineering**

Effect of spatial variability on failure mechanism location in random undrained slopes

H. Zhu, D.V. Griffiths, J. Huang & G.A. Fenton

The influence of spatial variability of soil permeability on the risk of rainfall induced landslides

J. Huang, A. Ali, A.V. Lyamin, S.W. Sloan, D.V. Griffiths, M.J. Cassidy & J. Li

A simplified procedure to evaluate the effect of soil variability on geotechnical structures

Y. Otake & Y. Honjo

Is soil spatial variability the most important source of uncertainty in geotechnical design?

Y. Honjo & Y. Otake

Numerical modeling of discrete spatial heterogeneity in seismic risk analysis: Application to treated ground soil foundation

S. Montoya-Noguera, F. Lopez-Caballero & A. Modaressi-Farahmand-Razavi

Slope reliability analysis using random field numerical limit analyses

K. Kasama & A.J. Whittle

Reliability-based design of earth-fill dams to mitigate damage due to severe earthquakes

S. Nishimura, T. Shuku & T. Shibata

Spatial characterization of the abutments of a dam site, an intelligent idea

S.R. García, V. Castellanos, J. López, J. Landa & J. Alemán

Comparative study of bearing capacity of buried footings using random limit analysis and random finite element method

J.H. Li, M.J. Cassidy, Y. Tian, J. Huang, A.V. Lyamin & M. Uzielli

**Soil-atmosphere interaction**

Effect of evaporation on the performance of capillary barriers with recycled asphalt materials

F.R. Harnas, H. Rahardjo, E.C. Leong & J.Y.Wang

Influence of atmospheric actions on the performance of railway embankments built with different subgrade soils

R. Cardoso, V. Fernandes, T.M. Ferreira & P.F. Teixeira

Assessment and representation of thermal surface fluxes in soils

P.J. Cleall, J.J. Mu˜noz-Criollo & S.W. Rees

On the mechanism for desiccation cracks initiation in clayey materials

P. Gerard, I. Murray, A. Tarantino & F. Francescon

Soil atmosphere interactions for analysing slopes in tropical soils

D.G. Toll, M.S. Md. Rahim, M. Karthikeyan & I. Tsaparas

Centrifuge modelling of the effects of vegetation on the responses of a silty sand slope subjected to rainfall

A. Askarinejad & S.M. Springman

Consideration of rainfall index for slope failure at the world heritage Kiyomizu-dera

Y. Ishida, M. Fujimoto, R. Fukagawa, K. Sako & T. Danjo

Modeling drying cracks in soils using a mesh fragmentation method

M. Sánchez, O. Mazoli & L. Guimaraes

Water evaporation experiments in environmental chamber

W.K. Song, Y.J. Cui, A.M. Tang & W.Q. Ding

**Finite Element Method for multi-phase problems**

Modelling non-coaxiality and strain localisation in sand: The role of fabric and its evolution

J. Zhao & Z. Gao

Three-phase FE simulation for the penetration behaviors of LNAPL and DNAPL into the unsaturated ground

M. Kikumoto & K. Nakamura

Two-phase and three-phase coupled analysis of embankment affected by seepage water and earthquake

T. Matsumaru & R. Uzuoka

Modeling hydro-mechanical behaviors for unsaturated soils with different initial densities via stress-saturation framework with subloading concept

A.N. Zhou & D. Sheng

Ground deformations caused by CO2 injection into a depleted coal seam: Tiltmeter monitoring and geomechanical modeling

R.K. Gondle, H.J. Siriwardane, R.A. Bajura, R.A.Winschel & J.E. Locke

Computational modelling and optimization of artificial ground freezing in tunnelling

G. Meschke, M.-M. Zhou, M.Z.A. Elrehim & A. Marwan

Effect of interface on pressure-settlement characteristics of reinforced earth retaining wall

N.N. Patil, R. Shivashankar & H.M. Rajashekharaswamy

3D dynamic interaction between earth dam and uneven liquefiable sandy ground based on CM model

Y.Q. Li, L.P. Jing, Y.L. Xiong, L.L. Gu & F. Zhang

Numerical study on thermo-hydro-mechanical coupling phenomena in saturation and unsaturated ground

Y.L. Xiong, F. Zhang & Y.Q. Li

Comparison of seepage analysis methods based on Finite Elements

T. Kang, D.M. Pedroso, A. Scheuermann & L. Li

Multiple-slopes stability assessment by limit equilibrium and genetic algorithms

Y.W. Tun, D.M. Pedroso, A. Scheuermann & D.J.Williams

Assessment of finite difference methods to solve porous media dynamics

Y.P. Zhang, D.M. Pedroso & L. Li

On techniques to recover finite element data from integration points

P. Schmidt, D.M. Pedroso, A. Scheuermann, R. Durand & H. Steeb

Dredger fill soft-clay analysis with large strain consolidation stochastic Finite Element Method

T. Li & J. Gao

**Modelling and simulation for multi-physics problems at various scales**

Effects of grain size and grain shape in granular flow simulations

S. Moriguchi, K. Terada, J. Kato, S. Takase & T. Kyoya

Two-scale assessment of tensile and compressive strengths of heterogeneous rock mass

K. Terada, T. Kyoya, T. Ishida, J. Kato, S. Moriguchi, S. Takase & S. Koumura

SPH simulations for slope and levee failure under heavy rainfall considering the effect of air phase

W. Zhang & K. Maeda

Multi-scale analysis method for partially improved ground using a three-dimensional nonlinear elastic constitutive model

A. Ishikawa & K. Terada

Molecular modeling of onset of swelling in expansive clays

D.R. Katti, K.S. Katti & L. Srinivasamurthy

Simulations of physical models of undercut slope lying on inclined bedding plane

T. Takeyama &T. Pipatpongsa

Modeling frost heaving and thaw settlement in frost-susceptible soils

Y. Zhang & R.L. Michalowski

Viscoplastic constitutive modeling of nanoindentation experiment on shale with quantified heterogeneity

K.C. Bennett & R.I. Borja

**Micro-geomechanics**

A computational mechanics avatar for the characterization and analysis of granular matter

K.-W. Lim, R. Kawamoto, I. Vlahinic & J.E. Andrade

Instability modelling caused by internal erosion with changing grading

A. Kondo, K. Maeda & T. Yamada

Modeling the direct shear test using the Discrete Element Method

A. Salazar, E. Sáez & G. Pardo

Scour of the sandy soil with dynamic interactions among soil-water-gas due to tsunami

T. Imase, K. Maeda & Y. Ito

Statistical evaluation of damage area due to heavy-rain-induced landslide

A.M. Nakata & T. Matsushima

Efficient numerical simulation of debris flow with erosion and sedimentation

N. Zhang, T. Matsushima & Y. Yamada

The key causes of silica sand aging 337

R.L. Michalowski & S.S. Nadukuru

Liquefaction at the microscale: Response of a saturated deposit excited near resonance

U. El Shamy &Y. Abdelhamid

Experimental and numerical simulation of shear behavior on sand and tire chips

D. Takano, B.J. Chevalier & J. Otani

Plane strain compression behaviour of crushable grains assembly using DEM

Y. Nakata, A. Kato & M. Hyodo

Discrete modelling of a tilt box test for granular materials

K. Thoeni, S.G. Fityus, A. Giacomini & J. Vaha

A micromechanical interpretation of the capillary effect of unsaturated granular material in a pendular state

J.-P.Wang, X. Li & H.-S. Yu

Simulating mechanical response in biocemented sands

T.M. Evans, A. Khoubani & B.M. Montoya

A micromechanical model for studies of hydraulic fracturing

S.A. Galindo-Torres, S. Behraftar, A. Scheuermann & L. Li

Effects of fabric on stiffness properties and liquefaction of granular soils

M. Zeghal & C. Tsigginos

**Applications and perspectives of the combined and Discrete Element Modelling**

Study of cushion in rigid pile composite foundation by FDM-PFM coupling method

Y. Li, X. Han, J. Ji & Y. Luo

Combined Finite-Discrete numerical modeling of rock spalling in tunnels

M. Barla & F. Antolini

Investigation of dynamic stability on the effect of restoration of an aged castle masonry wall

Y. Noma, H. Yamamoto, T. Nishimura, H. Kasa, T. Nishigata & K. Nishida

Discrete element modeling of dry-stone masonry wall: Effects of block shape on seismic behavior

Y. Fukumoto, A. Murakami, J. Yoshida & H. Sakaguchi

Integration of discrete fracture network in numerical modeling of hydraulic treatments and heat production in enhanced geothermal reservoirs

A. Riahi, B. Damjanac & J. Furtney

An FEM-DEM numerical approach to simulate secondary fragmentation

D. Elmo, S. Rogers, L. Dorador & E. Eberhardt

**Environmental geotechnics**

An integrated study on the response of an arch structure above karstic caves at New Ishigaki Airport

M. Geni¸s, N. Tokashiki & Ö. Aydan

Some efficient methods for solving non-linear inverse problems

E. Imre, P. Berzi, Z. Hortobágyi, V.P. Singh, C. Hegedüs, S. Kovács & S. Fityus

Optimum thickness decision of biopolymer treated soil for slope protection on the soil slope

I. Chang, Y. Shin & G.-C. Cho

Architecture, built environment, construction engineering and environmental geotechnics

A. Cividini

Large strain consolidation of clays: Numerical comparison between evaporation and electro-osmosis dewatering

J. Yuan, M.A. Hicks & C. Jommi

Soil characterization for comprehending stability of geotechnical structures

S. Sharma, D.N. Singh & P.P. Phale

**Energy production: Geomechanical issues**

Dynamic behavior of hydrate-bearing sediments during earthquakes

S. Kimoto, T. Akaki, T. Kitano, H. Iwai & F. Oka

3D simulation of propagation of hydraulically driven fractures in oil reservoirs using EFG mesh-less method considering coupled hydro-mechanical effects

A. Pak & S. Samimi

Permeability enhancement of HDR reservoirs by hydraulic fracturing

M. AbuAisha & B. Loret

Upper limit of borehole fluid pressure to prevent near wellbore shear failure

J. Huang & S.-W.Wong

Uplift analysis for CAES tunnels

P. Perazzelli, G. Anagnostou & J. Amberg

Flow-coupled DEM modeling for hydraulic fracturing in unconsolidated sands

H. Shimizu, M. Shazree, T. Ito & H. Narita

Coupled semi-analytical approach of CO2 injection induced caprock deflection

C. Li, P. Barès & L. Laloui

Effects of methane hydrate gas production on mechanical responses of hydrate bearing sediments in local production region at Eastern Nankai Trough

M. Zhou, K. Soga, E. Xu & K. Yamamoto

The significance of local thermal non-equilibrium in simulations of enhanced geothermal recovery

R.M. Gelet, B. Loret & N. Khalili

Numerical modelling of hydraulic fracturing

E.W. Remij, J.J.C. Remmers, J.M. Huyghe & D.M.J. Smeulders

Offshore methane hydrate resource development; from a viewpoint of geomechanics

K. Yamamoto

Sensitivity analysis of depressurization rate for geo-mechanical behavior of methane hydrate sediment using by COTHMA

N. Tenma, J. Yoneda, K. Aoki & J. Mori

Finite element analysis of geomechanical failure during heat stimulation processes in heavy oil recovery

X. Gong, R.Wan & N. Hadda

Geomechanical modeling in thermal heavy oil recovery process: Effect of steam injection on the caprock

N. Guy & O. Vincké

Shear strength and local deformation of methane hydrate bearing sand with fines

M. Hyodo, S. Kajiyama, Y. Nakata & N. Yoshimoto

Coupled modeling of gas hydrate bearing sediments

M. Sanchez, A. Shastri, X. Gai & J.C. Santamarina

**Recent advances in prediction, prevention and restoration for geohazards**

Dynamic analysis of unsaturated embankment considering the seepage flow by a GIMP-FDM coupled method

Y. Higo, D. Nishimura & F. Oka

Laboratory test and field measurement of rain infiltration characteristics

S. Tokuda, K. Koizumi, K. Oda, K. Murakami, S. Kamide & T. Konishi

Simultaneous computation of Navier-Stokes and approximate Darcy flows solving the Darcy-Brinkman equations

K. Fujisawa, S. Arimoto &A. Murakami

DEM analyses on L-shaped breakwaters subjected to lateral loads

Y. Sawada & T. Kawabata

Method for hazard assessment to deep-seated catastrophic landslides due to heavy rain with both artificial neural network and mathematical statistics

S. Ito, K. Oda & K. Koizumi

Effect of intensity of heavy rainfall on infiltration of rainwater into slope through numerical simulations

K. Oda, Y. Usuki, K. Koizumui, K. Umemura & T. Onishi

Numerical simulation of a large landslide triggered by Typhoon Talas in central Japan

M. Fujimoto, K. Kosugi, Y. Ishida, R. Fukagawa & Y. Satofuka

**Numerical models for earthquake-triggered geodisasters**

Large deformation analysis of slope models together with weak layers on shaking table by using Material Point Method

K. Abe, S. Nakamura & H. Nakamura

Numerical modeling of post-earthquake debris flows

Z.L. Dai, Y. Huang, H.L. Cheng, Q. Xu, K. Sawada, A. Yashima & S. Moriguchi

Liquefaction and post-liquefaction settlement of a building with different pile foundations

X.H. Bao, G.L. Ye, B. Ye & F. Zhang

Dynamic response and permanent displacement of landfill with a geosynthetic liner system

S.-J. Feng, Y. Shen & D.-P. Li

Liquefaction of a poro-elastoplastic seabed under combined wave and current loading

G. Ye, D.-S. Jeng, S. Cui & J. Leng

An equivalent finite element method for traffic-load-induced settlement of pavement on the soft clay subgrade

J.-G. Qian, J.-F. Zhang, Y.-G.Wang & X. Ma

Field observations and numerical simulations of the 2011 Tohoku tsunami using COMCOT

K.T. Chau & K.T.S. Lam

**Multiscale modelling of landslides and debris flows**

On the turbulent boundary layer of a rapid-flowing dry granular matter down an incline: Theory and numerical simulations

C. Fang & W.Wu

Modeling water induced instability in partly saturated soil

R. Tamagnini & W.Wu

Hypoplastic constitutive model in SPH

C. Peng,W.Wu & H.S. Yu

DEM simulation of dry granular flow impacting a rigid wall

A. Albaba, S. Lambert, F. Nicot & B. Chareyre

**Disaster prevention and risk management in geomechanics**

Earth pressures on reinforced soil retaining wall under dynamic loading

B. Chaudhary, H. Hazarika & A.M. Krishna

Numerical study on seismic response of quay wall reinforced with tire chips

A. Abdullah, H. Hazarika, N. Yasufuku & R. Ishikura

Investigation and analysis of a river dike damaged during the 2011 East Japan Disaster

H. Hazarika, T. Hara, K. Kuribayashi, S. Kuroda, T. Nishi, H. Furuichi, K. Takezawa & T. Ohsumi

Protection of seawall against earthquake and tsunami using flexible material

H. Hazarika, K.H. Pradhan, Y. Fukumoto, N. Yasufuku, R. Ishikura & N. Hirayu

Spatial distribution of landslides triggered by the 2004 Mid Niigata prefecture earthquake in Japan

K.M.S. Bandara & S. Ohtsuka

Numerical simulation on behaviour of concrete tunnels in internal blast loading

R. Prasanna & A. Boominathan

Development of reinforcement structure of high embankment on weak soils that approaches bridge across Amurskaya River branch

S.A. Kudriavtcev, T.Y. Valtseza, E.D. Goncharova & Y.B. Berestianyi

**Deformation stability and control of large-scale rock structures**

Long-term deformation influence of slope and foundation to high arch dam

Q. Yang, Y.W. Pan, Y.R. Liu, Q. Chang & L. Cheng

A direct solution to linear dependency issue arising from GFEM

H. Zheng &Y.T. Yang

The three-dimensional analysis of the influence of mining coal seams on the floor strata

H.T. Xiao, L.Z. Sun & Z.Q. Yue

Numerical simulation on wave transmission in jointed rock masses

W.M. Yan & J.M. Zhou

Evaluation of long-term stability for high arch dam and its application

Y.R. Liu, Z. He, Q. Yang, Y.W. Pan, L. Zhang & L.J. Xue

DDA extensions for simulating the fracturing process of rock mass

Y.Y. Jiao, H.Q. Zhang & X.L. Zhang

Numerical simulation on dam cracking analysis using DFPA code

P. Lin, T. Ma & C.Wang

Multiscale modelling of true triaxial behaviors of brittle rocks

Q.Z. Zhu & J.F. Shao

**Computational modelling in underground construction**

Consideration on the tunnel supporting effectiveness of shotcrete with a time-dependent viscoelastic model

T. Tani, T. Aoki, T. Ogawa & Y. Fujii

Relationship between the results of small and large strain elastoplastic analyses of deep tunnels

A. Vrakas & G. Anagnostou

An exact finite strain semi-analytical solution for the short-term ground response curve of circular tunnels in a modified Cam-clay material

A. Vrakas & G. Anagnostou

An implementation of finite differential calculation on tunnel face stability

W. Liu, F. Li, X. Tang & Y. Zhao

Error-controlled adaptive simulation and numerical assessment of face stability in mechanized tunneling

A. Alsahly & G. Meschke

Meta model-based sensitivity analyses of soil-structure interaction in urban tunneling

J. Nini´c, S. Miro, G. Meschke, D. Hartmann & T. Schanz

Numerical assessment of tunnel face stability below the water table

C. Callari

Investigation of the influence of deep tunneling on existing building

T. Nakai, H.M. Shahin, S. Kuroi & T. Iwata

Author index