Comptes rendus d’articles 67th Canadian Geotechnical Conference (GeoRegina 2014)

Cold Regions Geotechnics


1. Numerical modeling of heat loss from residential foundation to surrounding soils in freezing environment
   Dominique Beaulieu, Jean Cote
2. Geothermal Modelling of Ground Thermal Regime Beneath a Highway Embankment on Degrading Permafrost
   David Flynn, Marolo Alfaro, Jim Graham
3. The role of forced convection in thawing a sloped frozen layer
   Joel Steeves, Lee Barbour, Grant Ferguson, Sean Carey
4. Field Testing of Pipeline Trench Backfill Properties Placed during Winter Conditions
   Rodney McAffee, Ryan Phillips, Michael Martens
5. A Risk Management Framework for Ice Cover Operations
   Sam Proskin, Al Fitzgerald

Earth Walls and Foundations


1. New Method for Static Load Test for Pile Rests in Sandy Soil Underlain by Clay
   R. Bakr, M. Elmeligy, A. Ibrahim
2. Osterberg Cell Pile Load Test in Calgary, Alberta - A Case Study
   Deepak Kumar, Joseph Yonan, A.F. Ruban
3. Effect of the Soil under Retaining Wall Footings on the Resulted Earth Pressure
   Hany F. Shehata
4. Drilled Shaft Capacity in Compression - Comparison of Prediction Methods
   Masud Karim, Cory Zubrowski, D. Chad LePoudre
5. EPS supported fibre reinforced concrete slabs on grade built over soft clay
   Walid El Kamash, Hany El Naggar
6. Using micropile as settlement reducer: centrifuge and numerical investigations
   Ahmed Alnuaim, Hany El Naggar, M.H. El Naggar
7. Implementation of Foundation Repairs to Improve the Operational Life of Existing Coker Structures
   Charles L. Lee, David J. Walter, Parm Parmar
8. Interpretation of failure load of helical piles
   Mohammed Sakr
9. Long-term Lateral Resistance of Helical Piles in Cohesive Soils
   Bien Dinh, John Liu, John Dunn, Justin Zhang, Peter Huang
10. Effects of non-linear soil-structure interaction on dynamic characteristics of structures supported on piles
    Mahmoud N. Hussien, Mourad Karray, Tetsuo Tobita, Susumu Iai
11. Design Charts and Equations for Laterally Loaded Piles
    Dipanjan Basu
12. Influence of pullout loads on the lateral response of pile foundation
    Mahmoud N. Hussien, Mourad Karray, Tetsuo Tobita, Susumu Iai
13. Design and load tests of helical piles
    Mustapha Zergoun, Bernie Vaughan, Steven Lewis
14. Pile load test results - glacial clay till and clay shale near Regina, Saskatchewan
    Gene Froc, Ramy Saadeldin
15. Modélisation des surpressions causées par le battage de pieux et effet sur la stabilté des talus
    Emmanuel Charrois, Gilles Grondin, François Saint-Pierre
16. Determination of rigidity index for a shallow foundation on a carbonate clay till
    Jesus Gonzalez-Hurtado, Tim Newson, Michelle Tyldesley

Engineering Geology and Rock Mechanics


1. Engineering characteristic of Georgian Bay Formation in Toronto
   L.F. Cao, S.M. Peaker, S. Ahmad, A. Sirati
2. Determination of Mechanical Behaviour and Performance of Forepole Support Elements used in Tunnelling
   N. Vlachopoulos, J. Oke, B. Forbes
3. The Geological Influences of Glacially Rafted Clearwater Formation on the Design and Operation of an External Tailings Facility
   Andrew I. Bayliss, Lucy Philip, Karen Masterson, Raymond Wong, Mohd Rahman, Daniel Hepp, Michael Clarke, Scott Martens, Mahmoud Elbanna
4. Evaluation of roughness parameters of rock fractures created by different loading modes
   A. Khosravi, R. Simon, N. Falaknaz
5. A 2D investigation of the fracture roughness created by a modified splitting method
   A. Khosravi, R. Simon
6. Dynamic Fracture Mechanics in Rock Engineering: Outline of Challenges and Advances
   Kamran Panaghi, Aliakbar Golshani, Shahaboddin Yasrobi
7. LiDAR as input for Discrete Fracture Networks: A comparison of automated manual joint mapping using scanned surface models.
   I. Vazaios, N. Vlachopoulos, M.J. Lato, M.S. Diederichs
8. Pyritic heave in Ireland: A case study in selection
   Fred Shrimer, Anett Briggs
9. A rock excavatability assessment for a basement excavation
   James Dann, Vasantha Wijeyakulasuriya
10. Simulation of lab scale tests on granular media using assumed stress polygonal finite elements and nonlinear joint elements
    Brandon Karchewski, Peijun Guo, Dieter Stolle
11. Performance analysis of deep excavations in rock
    Thomas Lardner, K.Y. Lo, Brian Isherwood
12. Strengthening of sand by calcite producing bacteria Lysinibacillus sp. DRG3 isolated from a naturally cemented site
    Saswati Ghatak, Suvendu Manna, Debasis Roy
13. Geomechanical controls on hydraulic fracturing of the Bakken Formation
    Christopher D. Hawkes, Mostafa Gorjian, Donna Beneteau
14. Determination of Flow Properties & Microstructure of Cemented & Fibre Amended Toyoura Sand
    Colin Schmidt, Tim Newson

Expansive Soils


1. Determination of swelling potential of a fissured expansive clay in a large cell
   Faseel S. Khan, Shahid Azam
2. Hear Strength Behaviour of Natural Expansive Soils
   Rashedul H. Chowdhury, Shahid Azam
3. Geotechnical Characteristics of Leda Clay in the Ottawa Region
   A. Drevininkas, M. Manzari, T. Sangiuliano, D. Staseff
4. Effect of cyclic swelling-full shrinkage on polymer-stabilized expansive clays
   Fatemeh Yazdandoust, S. Shahaboddin Yasrobi
5. Review of methods for predicting heave/shrink of expansive soils over time
   Hana H. Adem, Sai K. Vanapalli

Geoenvironmental Engineering


1. An evaluation of density dependant convective airflow causing accelerated drying of reclamation soil covers
   Bryan Koehler, Lee Barbour, Grant Ferguson
2. Electrokinetic sedimentation of mature oil sand mine tailings
   Raquibul Alam, Julie Q. Shang, Shriful Islam
3. Arsenic removal from the leachate of a chromated copper arsenate (CCA) contaminated soil using iron-copper oxide nanoparticles
   Yassaman Babaee, Catherine N. Mulligan, Md Saifur Rahaman
4. The Efficiency of Sophorolipids for Removal of Arsenic from Mine Tailings
   Fereshteh Arab, Catherine N. Mulligan
5. Cover Systems... Are We There Yet?
   Mike O'Kane
6. Simulating the variation of the phreatic surface level to assess reclamation techniques for an acidic tailings impoundment - A field-scale study
   Stefan Broda, Michel Aubertin, Daniela Blessent, Abdelkabir Maqsoud, Bruno Bussière
7. A laboratory column study of arsenic transport and sorption by recycled Nickel smelter slag
   Saidur R. Chowdhury, Ernest K. Yanful
8. Challenges facing field applications of electrokinetic bioremediation: A critical review
   Ikrema Hassan, Ernest K. Yanful, Eltayeb Mohamedelhassan
9. An examination of the relative dissolution of two gravels in acetic acid and impact on leachate collection system performance
   P.T. Saheli, F. Gondim, B. Forrestal, R.K. Rowe
10. Effects of Temperature and Leachate Exposure on Hydraulic Performance of Compacted Clay Liners (CCLs) in Landfills
    A.A. Aldaeef, M.T. Rayhani
11. Site Remediation in Northern Climates: Microbial Respiration Models for Petroleum Hydrocarbon- contaminated Soils at Low Temperatures
    Jihun Kim, Wonjae Chang

Geosynthetics


1. 3D numerical analyses of performance of geotextile-reinforced and pile-supported embankment over a soft foundation
   Kaiwen Liu, R. Kerry Rowe
2. Geosynthetic Reinforced Vegetated Sierra® Slope Practice on Circle Drive Project, Saskatoon SK
   Hardwin Zhanhong Zhen, Dan MacDonald
3. A new laboratory apparatus for testing geomembrane leakage with mine tailings under large earth and fluid pressures
   Prabeen Joshi, Richard W.I. Brachman, R. Kerry Rowe
4. Probabilistic slope stability analysis of unreinforced and geosynthetic reinforced slopes using Monte Carlo simulation
   Sina Javankhoshdel, Richard J. Bathurst
5. Numerical modelling of the behaviour of synthetic barrier layer in a landfill cap
   Mehdi Qoreishi, Muhammad Khalil

Geotechnical Practice / Risk Assessment and Reliability


1. An Innovative Approch for Jet Grouting in Soft Clays
   Naresh Gurpersaud, Jim Bruce
2. Development of geotechnical resistance fgactors for piles designed using a direct CPT method
   Steven Coulter, David Tara
3. Hydraulic conductivity for a glacial clay till liner
   Ramy Saadeldin, Gene Froc

Hydrogeology and Groundwater


1. Numerical analysis of four analytical methods to interpret a pumping test influenced by a neighbouring active well
   Simon Weber, Robert P. Chapuis
2. Essai du choc hydraulique pour la mesure de la conductivité hydraulique des dépôts meubles hétérogènes et anisotropes
   Djaouida Chenaf, Djamel Lemradji, Michel Tétreault
3. Regina East Aquifer Science and Monitoring Program
   Kei Lo, Nolan Shaheen, Mike Famulak
4. Influence of the water table initial depth when pumping an unconfined aquifer
   Robert P. Chapuis
5. Analyse de l’impact des données de terrain sur la méthode d’évaluation de la charge chimique émise d’une propriété affectée par des hydrocarbures aromatiques polycycliques
   Lamine Boumaiza

Infrastructure


1. Ground improvement for a bridge approach embankment - a case history
   Uthaya M. Uthayakumar, Ujjal Chakraborty
2. Soil-structure interaction uncertainties and their effects on the development of building vulnerability functions in subsidence regions
   Ali Saeidi, Alain Rouleau, Olivier Deck, Thierry Verdel
3. Soil-bonded micropiles at the Jean River Crossing 6B, Wabush, NL
   Jim Bruce, Matthew Alexander
4. Time-Dependent Deformations of Rockfill Dams
   Mohammad Kermani, Jean-Marie Konrad
5. Top Down Road Reconstruction, Slope Stability Solutions on a Budget
   Peter Bullock
6. Geotechnical Assessment of Alameda Dam
   Joseph Quinn, Bill Chin, Mark Pernito, Jody Scammell
7. Evaluation of Gardiner Dam’s Ongoing Movement
   Jody Scammell, Jitendrapal Sharma
8. Numerical simulation of deformation performance of Waba Dam
   Mona El Mosallamy, Tareq Salloum, Peter Hassan, Jinyuan Liu
9. Mitigation of pipeline uplift ratcheting in silty sand
   Ryan Phillips, Andrew Cuff, Sylvia Bryson, Rodney McAffee, Michael Martens
10. Mechanical Behaviour of TSL for Concrete Tunnel Linings
    Taesang Ahn, K.Y. Lo, Sean Hinchberger
11. Design and Construction of Driven Piles in Liquefiable and Laterally Spreading Soil Conditions for Bridge Structure
    Henrik Kristiansen, Adam McIntyre, Kip Skabar

Instrumentation and Monitoring


1. Construction of a New Sanitary Sewer: "Wishing it Into Place"
   Storer J. Boone, Dirka U. Prout, Dan Beadle, Kevin Brown, Jan Svihra
2. Piezometric error for fully grouted piezometers installed in clay layers
   Vahid Marefat, Robert P. Chapuis, François Duhaime
3. A decade of monitoring the landslide on a highway crossing in the Frenchman River Valley in Saskatchewan
   Hung Vu, Hamid Soleymani, Harpreet Panesar, Laurie McEachern
4. Instrumentation, Monitoring and Modelling of the Masjed-E-Soleiman Dam Infrastructure Project
   S. Kakhi, N. Vlachopoulos
5. The Effect of Wind-Structure Interaction on the Behaviour of a Shallow Wind Turbine Foundation
   Jordan Kiss, Tim Newson, Craig Miller, Rupp Carriveau

Laboratory and Field Testing


1. Thermal induced pore pressure within peat
   M.P. Acharya, M.T. Hendry, C.D. Martin, T. Edwards
2. Strength and stiffness properties of lightweight TDA-Sand fill mixtures
   Hany El Naggar, Pendar Soleimani, Amirnezam Fakhroo
3. Development of a Time Domain Reflectometry Sensor for Cone Penetration Testing
   Mike Amos, Lee Barbour, Dyan Pratt, Bing Si
4. Very deep seismic piezocone testing in geocharacterization
   Paul W. Mayne, James Sharp, Mark A. Styler, David Woeller
5. Behaviour of a compacted cohesionless till under cyclic simple shear loading
   Vincent Castonguay, Jean-Marie Konrad
6. The new GeoREF geotechnical beam centrifuge: modeling tailings consolidation
   G. Zambrano-Narváez, J.D. Scott, R.J. Chalaturnyk
7. Progressive deformation of glacial till due to viscoplastic straining and pore pressure variation
   R. Harley, V. Sivakumar, D. Hughes, M.R. Karim, S.L. Barbour
8. The Application of Distributed Optical Sensing for Monitoring Temporary Support Schemes
   B. Forbes, N. Vlachopoulos, J. Oke, A.J. Hyett
9. Continuous flow system for arsenate uptake by horticultural peat impregnated with Fe
   Osama M. Rageh, Cynthia A. Coles
10. Taking into account the data accuracy and using three diagnostic graphs for slug tests in aquifers
    Robert P. Chapuis, François Duhaime
11. Post-liquefaction Strength of Cohesionless Soils
    Abouzar Sadrekarimi
12. Field and laboratory geotechnical properties of oil sands tailings beach deposits in flume tests
    William Anglow, G. Ward Wilson, Dave C. Sego, Louis K. Kabwe, Jianmin Kan
13. Laboratory investigation on the effect of grain size distribution of granular material on penetration test results
    Michael Ghali, Mahmoud N. Hussien, Mourad Karray, Mohamed Chekirad, Varvara Roubtsova
14. Some observations on the cyclic shear response of natural silt with increasing coarse-grained fraction
    Achala Soysa, Dharma Wijewickreme
15. Influence of Salt Concentration on Shear Strength Behaviour of Leda Clay
    M. Yary, A.A. Aldaeef, M.T. Rayhani
16. Evaluation of a new treatment technology for improving oil sands tailings management
    Fernando Da Silva, Michael Graham, J. Don Scott, G. Ward Wilson
17. Drained residual strength of Little Belt Clay
    K.K. Sørensen

Landslides and Geohazards


1. A slope failure caused by drainage cutoff through the advancement of seasonal frost, Nelson River, northern Manitoba
   D.P. van Zeyl, L.A. Penner
2. Applications des méthodes de rapports spectraux dans l’estimation des effets de site : Cas de Damien (Haïti)
   B.J. Jean, S. St. Fleur
3. Reinforced soil embankment to absorb high energy impacts along the regional road SR 47 Aymavilles-Cogne, Aosta (Italy)
   Alberto Grimod, Valerio Segor
4. Simplified methodology to design flexible debris flow barriers
   Alberto Grimod, Giorgio Giacchetti, Alessio Savioli, Marco Cerro
5. Slopes in the Highly Plastic Clay Shales of the Canadian Prairies - A Case History of the Three Borden Bridges
   Harpreet Panesar, Rob Bushman, Allen Kelly, Wayne Clifton
6. On the mechanics of seepage induced cohesionless soil slope instability
   Charlie Harrison
7. Stability Analysis of Silty-Sandy Earth Slopes Subjected to Earthquake Loading
   Sahar Ismail, Riad Al Wardany, Fadi Hage Chehade
8. Slope Stability Analysis using a Large Deformation Finite Element Modeling Technique
   Biswajit Saha, Bipul Hawlader, Rajib Dey, Rodney McAffee
9. A combined remote sensing - numerical modelling approach to the forensic investigation of catastrophic rock slope failures
   Andrea Wolter, Doug Stead, John J. Clague, Mohsen Havaej, Janisse Vivas-Becerra, Valentin Gischig
10. Evaluation and Stabilization of a Slope Failure at Liard Highway No. 7, km 5.9 (Case Study)
    Rita Kors-Olthof, Ed Hoeve, Bob Patrick
11. Anthropogenic Impacts on Groundwater and Slope Stability; a Case History
    Wayne Clifton

Mining Geotechnics


1. Numerical investigation of the lateral earth pressure coefficient along the VCL of vertical backfilled stopes
   Mohamed Amine Sobhi, Li Li, Michel Aubertin
2. Numerical modeling of seismic table testing of tailings with and without inclusion
   Behnam Ferdosi, Michael James, Michel Aubertin, Frederick Pretot
3. A numerical modelling study to assess the stress distribution in two nearby backfilled openings created in sequence
   N. Falaknaz, M. Aubertin, L. Li
4. Design and monitoring considerations for heap leach pad facilities constructed in environments with steep topography and complex hydrogeological regime
   Michel R. Julien, Fiona Esford, Gerd Janssens
5. Consolidation Behaviour of Coke-Capped Oil Sand Fluid Fine Tailings
   Maki Ito, Shahid Azam
6. Large-Strain Consolidation Behaviour of Uranium Mill Tailings from Northern Saskatchewan, Canada
   Imteaz Bhuiyan, Shahid Azam
7. A 3D analytical solution for the short-term stress distribution in backfilled stopes and on barricades
   Pengyu Yang, Li Li
8. An improved solution for sizing barricades made of waste rock to retain cemented paste backfill
   Pengyu Yang, Marin Brochu-Baekelmans, Li Li, Michel Aubertin
9. Experimental study of tailings percolation into waste rock
   Nicolas Rey, Isabelle Demers, Bruno Bussière
10. Characterisation of the Thermal Regime Through Oil Sands Fluid Fine Tailings in an End Pit Lake
    Kathryn Dompierre, Lee Barbour, Geoff Halferdahl
11. Characterization of oil sands tailings containing a significant hydrocarbon content and a synthetic polymer
    Courtney Dean, Sumi Siddiqua, Deborah Roberts, Greg Siemens
12. Empirical Runout Prediction for Open Pit Slope Failures
    John Whittall, Erik Eberhardt, Oldrich Hungr, Derek Kinakin
13. Field and laboratory measurements of centrifuge cake deposits for oil sands reclamation
    Louis K. Kabwe, G. Ward Wilson, J. Don Scott, Robert Donahue
14. Evaluation of the water retention curve of mine waste rock using laboratory tests and predictive models
    Anna Peregoedova, Michel Aubertin, Bruno Bussière
15. Results from a field investigation of the elevated water table technique combined with a monolayer cover on acid generating tailings
    Marie-Pier Ethier, Bruno Bussière, Isabelle Demers, Abdelkabir Maqsoud, Michel Aubertin, Jean Dionne, Mélanie Roy
16. Modeling effect of bitumen extraction processes on oil sands tailings ponds
    Silawat Jeeravipoolvarn, Warren Miller, J. Don Scott
17. Case Study of a 20m High MSE Wall Founded on Clearwater Formation Clays
    Rod Kostaschuk, Blair Garinger, Peter Hsieh, Ed McRoberts, Robert Cameron, Osama Safaqah
18. Numerical modeling of multi-lift thickened tailings, considering the effects of evaporation
    M.D. Fredlund, L. Xu, A. Hammami
19. Determination of field-representative consolidation properties of oil sands fine tailings by back-analysis of instrumented deposition trials
    Srboljub Masala, Reza Nik, Gavin Freeman, Robert Mahood
20. Rockfill Compaction Trial
    Siavash Farhangi, David Ritchie, Narendra S. Verma
21. Laboratory Evaluation of Crushed Rock-bentonite Hydro-geotechnical Properties
    Vincent Boulanger Martel, Bruno Bussière, Jean Côté
22. Long term hydro-geochemical behaviour of surface paste disposal in field experimental cells
    Gilles Barast, Mostafa Benzaazoua, Abdelkabir Maqsoud, Bruno Bussière
23. An Integrated Slope Management Framework for Potash Tailings Piles - A Case Study
    Jason Stianson, Greg Misfeldt, Chris Fortier, Del Fredlund, Tyler Knock, Kim Michaud
24. Design of Horizon Waste Area 1
    Walday Abeda, Richard Sisson
25. Cemented Paste Backfill Consolidation with Deposition-Dependent Boundary Conditions
    M. Shahsavari, M. Grabinsky
26. Liquefaction Screening Assessment for As-placed Cemented Paste Backfill
    M. Shahsavari, M. Grabinsky, R. Moghaddam
27. Yield stress versus arresting stress for managing high density tailings deposition
    S. Mizani, P. Simms

Soil Mechanics


1. Behavioural modelling of Toronto Glacial Soils and implementation in numerical modelling
   Masoud Manzari, Andrew Drevininkas, Dmitry Olshansky, Abdullah Galaa
2. Scale Effect on Shear Behavior of Loose Sand in Triaxial Testing and its Implication in Engineering Design and Analysis
   Tarek Omar, Abouzar Sadrekarimi
3. Three-Dimensional Geotechnical Complexities of a Small Bridge Replacement
   Storer J. Boone, Mrinmoy Kanungo, Glen Powney, Philip Loh, Henry Huotari
4. A Constitutive Model for Soft Clays
   Vasantha Wijeyakulasuriya
5. Consolidation of an instrumented Champlain clay layer in the laboratory
   François Duhaime, Robert P. Chapuis
6. Effect of Mechanical Properties of Backfill on the Reinforcement Quantity of an MSE Wall
   Shahriar Mirmirani, Tatiana Rrokaj
7. Non-destructive inspection of the surface of underground structures based on the propagation of surface waves
   S.P. Tremblay, M. Karray, M. Chekired, C. Bessette, L. Jinga
8. Effects of overconsolidation and the direction of principal stresses on liquefaction susceptibility of Fraser River sand
   Mohammad Shahsavari, Siva Sivathayalan
9. Post liquefaction response of initially overconsolidated Fraser River sand
   Mohammad Shahsavari, Siva Sivathayalan
10. Shear stiffness from in-situ field vane testing: Theory, results, and reservations
    Mark A. Styler, John A. Howie, James T. Sharp
11. The use of piezoelectric ring-actuator technique (P-RAT) in shear wave velocity measurement in granular media
    Mohamed Ben Romdhan, Mahmoud N. Hussien, Mourad Karray, Mohamed Chekirad, Varvara Roubtsova
12. Effect of surface tension on tensile strength of moist uniform fine sand
    Rashid Bashir, Prateek Jindal, Jitendra S. Sharma
13. Cam-clay Material Properties for Soft Holocene and Pleistocene clay deposits in Northern Alberta
    H. Karimpour, A. Eshraghian, D.E. Becker, M. Etezad, R. McNally
14. Study of the swelling properties of marl samples of the “Morne Delmas” geological formation using indirect and direct methods. Some effects of waste water on these properties
    Kelly Guerrier, Dominique Boisson, Jean-François Thimus, Christian Schroeder
15. Equivalent Interface Properties for FLAC and PLAXIS Models to Simulate Soil-Structure Interactions in MSE Walls
    Yan Yu, Richard J. Bathurst, Ivan P. Damians, Antonio Lloret, Alejandro Josa
16. Compressibility characteristics of a glaciolacustrine clayey deposit in Northern Ontario
    Gholamreza Jarghi Araghi, Abouzar Sadrekarimi, Tony Sangiuliano, Jason Lee, Keli Shi
17. Preliminary Investigation of Transparent Soil for use in Heat Transport Experiments
    D. Kucharczuk, K.G. Mumford, G.A. Siemens
18. Identifying the Mechanisms of Ice Lens Formation Through Soil Suction Measurement and PIV Analysis During Step Freezing Tests
    Heidi McKnight-Whitford, Craig Lake, Andy Take
19. Correlation between seismic wave velocities and the corrected standard penetration test for soil
    Ahmed Farid, Muhamed Rizwan
20. A new approach for loose silty deposits of the Trois-Rivieres area
    B. Rousseau, S. Graveline, A. Philibert
21. Geotechnique in Calgary - A 60-year retrospective
    Heinrich K. Heinz, Mauricio Pinheiro, Tai T. Wong
22. Construction and Performance of Saskatchewan River Bridge near Nipawin SK
    Wayne Clifton

Transportation Geotechnics


1. Numerical and Physical Modelling of Road Embankments on Seasonally-Frozen Peat
   Earl Marvin de Guzman, Marolo Alfaro
2. Lower Bound Solutions for Stability of Two Parallel Circular Tunnels in Cohesive Soil
   Jun Xie, Xiaojun Yin
3. An EVP Approach for Embankment Surcharge Design
   Greg G. Qu, Sean Hinchberger, Keli Shi, Paul Dittrich
4. Discrete Element Modelling of Recycled Waste Rock under Monotonic Loading
   T. Afshar, M.M. Disfani, A. Arulrajah, G.A. Narsilio
5. Retrofit of a Steel-Reinforced MSE Wall
   Brian Hall, Alireza Afkhami, Amri Benjamin
6. Soil nailing for highway construction and maintenance in Ontario
   Tae-C Kim, Stephen Lee, Jinyuan Liu
7. Load and resistance factor design of soil nail walls
   Peiyuan Lin, Jinyuan Liu, Xian-Xun Yuan
8. Assessing the Capability and Limitations of ALS, TLS and Terrestrial Photogrammetry for Mapping Differential Slope Change in Mountainous Terrain
   M. Lato, D. Gauthier, D.J. Hutchinson, T. Edwards
9. Stabilization of Railway Bridge Foundations, Fairchild Creek Viaduct near Brantford, Ontario
   Colin Alston, Mario Ruel, Kianoosh Hatami, David M. Howett
10. Rockfall source location and volume from autonomous UAV-acquired photos: A case study from a railway slope in northern Ontario
    Dave Gauthier, D. Jean Hutchinson, Matt Lato, David F. Wood, A.J. Morris

Unsaturated Soils


1. Application of a predictive model to estimate the tensile strength of unsaturated tailings
   Bibiana Narvaez, Michel Aubertin, Faustin Saleh-Mbemba
2. Measurement and prediction of the CO2 effective diffusion coefficient in unsaturated media
   Akué Sylvette Awoh, Benoît Plante, Bruno Bussière, Mamert Mbonimpa
3. Modelling the Stress-Settlement Behavior of Shallow Foundation in Unsaturated Sand Using Sigma/W and Plaxis
   Zhong Han, Singyu Han, Won Teak Oh, Sai K. Vanapalli
4. Comparison of 2-D and 3-D slope stability analyses for unsaturated soil slopes
   Lulu Zhang, Murray D. Fredlund, Delwyn G. Fredlund, Haihua Lu
5. Estimation of the Soil-Water Characteristic Curve of Fine-Grained Soils Form Moisture Profile in Response to a Controlled Temperature Gradient
   Pedram Roshani, Julio Ángel Infante Sedano

Uranium Tailings Management


1. Numerical simulation of freeze-thaw and large strain consolidation of thickened tailings
   Nam H. Pham, David C. Sego, Abdelkader Hammami, Jianmin Kan
2. Design concept for the expansion of JEB Tailings Management Facility
   Greg Misfeldt, Hung Vu, Mike Tremblay, Vincent Laniece
3. Soil-bentonite liner for the JEB Tailings Management Facility optimization - Part 1: design
   Hung Vu, Greg Misfeldt, Vincent Laniece, Jeff Stone
4. Soil-bentonite liner for the JEB Tailings Management Facility optimization - Part 2: construction
   Hung Vu, Greg Misfeldt, Chris Blondeel, Nathan Drake, Jeff Stone
5. JEB Uranium Tailings Management Facility Approach to Closure Soil Cover and Landform Design
   Jason Stianson, Greg Misfeldt, Anil Beersing, Dale Huffman
6. An approach to solute transport prediction for an in-pit uranium tailings management facility
   Mike Tremblay, Bradley Schmid, Greg Misfeldt, Robert McLaren