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09:30-16:00

In-person Workshop by Klohn Crippen Berger

BALLROOM A & B

BALLROOM A & B

In-person Workshop by Klohn Crippen Berger

09:30

eng

Responsible Tailings Stewardship: Managing Multidisciplinary Challenges in a Changing World

Andrew Witte, Klohn Crippen Berger, Canada; Vicki Nguyen, Klohn Crippen Berger, Canada; Orlando Bravo, Klohn Crippen Berger, South America; Anita Parbhakar-Fox, Klohn Crippen Berger, Australia 

Paid course — register to reserve your spot.

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08:30-10:20

Technical Sessions

BALLROOM A, B & C

BALLROOM A
BALLROOM B
BALLROOM C
Session 1

Session 1: Geotechnics and Dam Safety I

Session 2

Session 2: Governance, GISTM and Risk Management I

Session 3

Session 3: Monitoring and Surveillance I

Technical Sesion Sponsor

08:30

spa

Daily Update

spa

Daily Update

spa

Daily Update

08:40

spa

Effect of Fines content on the Critical State Behaviour of Cycloned Tailings Sands

Pedro Mendoza, David Rodríguez, Jaime Tello and Jorge Chávez, WSP, Peru; and Franklin Olaya, Pontificia Universidad Católica del Perú

eng

Independent Auditing and Enforceable Governance in Tailings Dam Safety: Lessons from Brazil

Andressa Lanchotti, Minas Gerais State Prosecutor’s Office (MPMG), Brazil

prt

Validation of Calibration and Cross-Verification of Electric Piezometers during Reinforcement Works of an Iron Ore Containment Dike in the Quadrilátero Ferrífero Region: Minas Gerais, Brazil

Jarleson Andriao, Nathalia Sena and Rodrigo Peres, Vale, Brazil

09:00

prt

Numerical Modeling of the Decharacterization of an Upstream-Raised Tailings Storage Facility

André Lima and Ana Luiza de Oliveira, TPF Engenharia, Brazil; and Jeanne Castro, Vale, Brazil

eng

Improving Dam Safety Review Outcomes Through Proactive Information Management

Jodie Kilpatrick, SLR Consulting, Australia; and Ezra Coyle, SLR Consulting, USA

spa

A Three-Level Automated QA/QC Framework for Geotechnical Instrumentation Data in TSFs

Benjamín Latorre and Sergio Vergara, Velageo, Chile

09:20

spa

Assessment of CPT-Based Soil Classification in a Partially Saturated Tailings Storage Facility

Santiago Guivin and Daniel Jauregui, SRK Consulting, Peru; and Camilo Morales, SRK Consulting, Chile

eng

Achieving Verified GISTM Conformance Across a Global Tailings Portfolio: Lessons from the Third-Party Verification Process

Louise McNab, Johan Boshoff and Gurpayal Taggart, Gold Fields, Australia

spa

Reduction of False Alerts and Reliability Improvement: Experience with more than 500 Electric Piezometers

Abraham Figueroa, Patricio Chacón and Consuelo Rodríguez, Arcadis, Chile

09:40

eng

Bayesian Inference of Critical State Line and Shear Modulus Parameters in Silty-Sand Tailings

Alexandre Vilaça and Guilherme Gomes, Federal University of Ouro Preto, Brazil; Bruno Delgado, WSP, UK; and Matheus Rabelo, Independent Engineer, Brazil

spa

Technical Alignment Between the GISTM and The Copper Mark Certification Criteria in Chilean Mining

Willy Piñones, Bruno Espinace and María Jose Zubieta, Anddes, Chile

prt

Field Evaluation of an IoT-Based GNSS Monitoring System Using LoRa Communication for Tailings Dams

Eduardo Diniz and María Alonso, Worldsensing, Brazil; Eduardo Castro and Alan Rodrigues, Tecwise, Brazil; and Tiago da Silva, Vale, Brazil

10:00

spa

Title to be Confirmed

Presenter to be confirmed

spa

The Role of the Responsible Tailings Facility Engineer within GISTM: Aligning the Components

Kimberly Morrison, ATC Williams, Australia; Scott Martens, Teck Resources, Canada; David Machin, Antamina, Peru; Pamela Soto, MMG, Australia; and Johan Boshoff, Gold Fields, Australia

eng

Lessons Learned on the Possibilities of Distributed Sensors in Earth Structures

Isabel Salah, Geokon, USA; Wilson Junior, G5 Instrumentos, Brazil; and Tomasz Howiacki, Nerve-Sensors, Poland

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11:00-13:00

Technical Sessions

BALLROOM A, B & C

BALLROOM A
BALLROOM B
BALLROOM C
Session 4

Session 4: Dam Break Analysis

Session 5

Session 5: Governance, GISTM and Risk Management II

Session 6

Session 6: Monitoring and Surveillance II

11:00

prt

Hypothetical Failure: A Tailings and Waste Rock Stack Break Study in the Iron Quadrangle, Brazil

Daniel Henriques, Maria Borba, Gabriel Pereira, Ana Yoda, Douglas Coelho, Tractebel Engie, Brazil; and Bruna Braga, Vale, Brazil

eng

Exploring the TSF Failure Record by TSF Status and Activity

Justin Willis, BHP, Australia

spa

Recent Advancements in CPTu Modules for Enhanced Characterization of Mine Tailings

Iman Entezari and Dallas McGowan, ConeTec Group, Canada; Joseph Bindner, ConeTec Group, USA; Mayu Tincopa, ConeTec Group, Peru; and Adam Llanos, ConeTec Group, Chile

11:20

prt

Runout Calibration of a Failure Event Occurred in a TSF Using MPM and Mobilized Friction Reduction

Henrique Mendes and Fernando Azevedo, Ausenco, Brazil

spa

A Risk-Based Framework to Support Early-Stage GISTM Implementation

Víctor Tovar and Luis Coloma, SRK Consulting, Peru

spa

Operational Geophysical Monitoring of the Subsurface Using ERT and Vs in a Saline Tailings Storage Facility: The Spence Operational Pond Case Study, Atacama Desert, Chile

Francisco Gutiérrez, Spence, BHP, Chile; and José María Martínez, Julio Viveros, Sergio Garrido and Felipe González, AguaEx Geociencias, Chile

11:40

spa

Beyond a Single Scenario: Integrated Probabilistic Dam Break Analysis for Tailings Facilities from Concept to Application

Hugo Quelopana and Francisca Salas, Gestiona Consultores, Chile

spa

Continuous Risk Management for Tailings Facilities to Support Decision Making under GISTM

Adrián Morales, Ignacio Escuder and Francisco García, iPresas, Spain; and Luis Altarejos, Technical University of Cartagena, Spain

eng

InSAR-Based Risk Analysis for Proactive Tailings Dam Safety: The Cieneguita Failure Case Study in Mexico

Skevi Perdikou, Vipin Maurya, Bala Raju and Andrew Lees, GEOFEM, Cyprus

12:00

prt

Numerical Representation of Material Mobility in a Hypothetical Mixed Tailings-Waste Rock Stack: A Comparative Evaluation of Three Numerical Modeling Approaches

Stella Andrade, Nathália Goulart, Felipe Bernardi, Wesley de Souza, Vitor do Vale, Paula de Castro and Artur Bertone, HIDROBR, Brazil

spa

Normalization of Deviation and Other Human Errors Affecting the Safety of Tailings Storage Facilities

María Hernández, Luis González and Rodrigo Ramírez, WSP, Chile

spa

Hydroperiod Characterization in Tailings Storage Facilities Using Multi-Sensor Satellite Imagery

Nicolás Ibáñez, Blas del Río and Lisandro Roldán, SRK Consulting, Argentina

12:20

spa

Volumetric Analysis of the Brumadinho Tailings Dam Break

Miguel Palape, Muk3D, Chile; Willyan Debastiani, Vale, Brazil; and Gullibert Novoa, Sernageomin, Chile

spa

Operationalizing Critical Controls in Tailings Facilities Using a Semi-Quantitative Risk Method

Claudia Reyes and Emilio López, Nava Consulting, Chile

spa

Real-Time Rheology Monitoring for Optimizing Tailings Thickening

Valentina Mella, José Grandi, Rodrigo Balboa, Arturo Rock and Miguel Parra, Konatec, Chile; and Walter Díaz, Vicente Bustamante and Leopoldo Gutiérrez, Universidad de Concepción, Chile

12:40

prt

Comparative Analysis of Computational Tools for Hypothetical Stack Break: A Case Study

Letícia Imbuzeiro, Ana Júlia Rezende, Bruna Moreira, Flávia Nascimento, Márcio Resende and Rodrigo Barbosa, Potamos Engenharia e Hidrologia, Brasil

spa

Integrating Risk Management into Daily Tailings Operations

Cristian Rojas, Paulina Faundez and Ignacio Muñoz, Codelco, Chile

spa

Early Detection of Seepage Zones in Tailings Storage Facilities with Integrated Satellite Monitoring

Matías Fernández and Carola Sepúlveda, Worley, Chile

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14:30-16:10

Technical Sessions

BALLROOM A, B & C

BALLROOM A
BALLROOM B
BALLROOM C
Session 7

Session 7: Digital Transformation and Automation

Session 8

Session 8: Case Studies and Operational Experiences I

Session 9

Session 9: TSF Design and Studies I

Technical Sesion Sponsor

14:30

prt

From Instrumentation to Intelligence: Predictive Models for Risk Management in Geotechnical Structures

João de Ávila, Bruno Martini and Emmanuel Tavares, SYSDAM, Brazil; and Joaquim Pimenta de Ávila and Giani Aragão, Pimenta de Ávila Consultoria, Brazil

spa

Lessons Learned from TARP Implementation in Tailings Storage Facilities

Carolina Barrera, Mauricio Gómez and Patricio Chacón, Arcadis, Chile

eng

Beyond Filter Presses: Exploring Sustainable Alternatives for Tailings Dry Stacking

Timo Dobler and Jürgen Hahn, Bokela, Germany

14:50

prt

AutoML Framework for CPTu Data Interpretation Applied to Tailings Characterization

José Cidral, Ricardo Pfitscher and Helena Nierwinski, Federal University of Santa Catarina, Brazil; and Rafael Piton, Ezequias Oliveira and Marieli Biondo, Vale, Brazil

spa

Field Experience in TSF Hydraulic and Operational Management Using Amphibious Equipment

Jaime Wiedman, Freemaq, Chile

eng

Scaling Hydraulic Dewatered Stacking toward a Field Demonstration at Sossego: From UFOP to On-Site

Gustavo Belotto, Rafael Santos, Jean Lima, João da Costa, Henrique Guerzoni, José Costa, Romulo Reis, Jason Hall, Vale Base Metals, Brazil; and Ricardo Fiorotti, Universidade Federal do Ouro Preto

15:10

eng

Multimodal AI for Credible Failure Mode Surveillance: A Faro Mine Closure Case Study

Jean-Samuel Poirier and Rob McEwan, KorrAI, Canada

spa

Operational and Construction Experiences in a Centerline Tailings Storage Facility: The Mantoverde Case Study

Nilson Saldia and Álvaro Gutiérrez, Capstone Copper, Chile

spa

From Waste to Resource: Technologies for Zero Tailings Deposition

Waldo Aracena, Florencia Middleton, Vreni Caro, Felipe Concha and Millaray Hernández, Centro de Investigación en Minería Sustentable JRI (CIMS), Chile

15:30

eng

Visual Management and QA/QC for Dam Decharacterization: AngloGold Ashanti Case Study

Bianca Lacerda, Simplelab Tecnologia, Brazil; and Gerlane Pereira, AngloGold Ashanti, Brazil

spa

El Abra Expansion Project: Analysis and Design of the Tailings Management System

Ricardo Yáñez and Claudio Cifuentes, Freeport McMoRan, Chile

spa

Enhancing Filtered Tailings Implementation via Comprehensive Upstream Process Integration

Juan Ccarita, Jord International, Peru; and Mario Saavedra and Oliver Whatnall, Jord International, Australia

15:50

spa

Digital Tracking for Mine Material Selection in TSF Infrastructure

Fernando López and Rodrigo Fernández, Spence, BHP, Chile

spa

Advanced Analysis of Operational Controls in Tailings Storage Facilities Applied at CMB

Dayana Durán, Compañía Minera Buenaventura, Peru; and Miguel Díaz, Lara Consulting, Peru

eng

Tailings Storage Closure and Post Closure: Unlock Opportunities During Ongoing Operations and Let the Economics Work

Anjan Kundu, GHD, Australia

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16:50-18:10

Technical Sessions

BALLROOM A, B & C

BALLROOM A
BALLROOM B
BALLROOM C
Session 10

Session 10: Mine Waste Facilities

Session 11

Session 11: Case Studies and Operational Experiences II

Session 12

Session 12: Tailings Closure and Post-Closure I

16:50

prt

Assessment of USPED Model for Erosion and Deposition Mapping in Mining Waste Dumps

Bibiana Soares and André Rodrigues, Federal University of Minas Gerais, Brazil; Keila Dourado, Guilherme Rodrigues, Douglas Rodrigues, Barbara Batista and Antonio Fernandes, Vale, Brazil; and Francisco Rodrigues, Progen, Brazil

eng

Large, Larger, XL352 Disc Filter: From Idea to Production

Jurgen Hahn, Timo Dobler and Halit Kilic, Bokela, Germany

spa

Use of a Landform Evolution Model to Define Closure Measures for Tailings Storage Facilities

Alejandro Pizarro, Rodrigo Jiménez and Jean Paul Posch, SRK Consulting, Chile

17:10

spa

Challenges and Opportunities in Coarse Tailings: Pressuremeters and AI

Rafael Martínez and José Quiroz, Pangea Geotecnia, Chile; Gustavo Donoso, BHP, Chile; and Carlos Ovalle, Polytechnique Montreal, Canada

eng

Tailings Filtration and Deposition: Insights from Operational Case Studies

Tobie Loftus, ENPROTEC, South Africa

spa

Proposed Strategy for the De-Characterization of Copper Tailings Storage Facilities

Jorge Antilef, Francesca Navarro and Javier Ubilla, Nava Consulting, Chile

17:30

spa

Validation of Failure Surfaces of a Heap Leach Pad in the Peruvian Andes Using LEM and SSR Method

Jimmy Tapia, Jean Minaya and Diana Machuca, Universidad Nacional de Ingeniería, Peru

spa

Specialist Audit of Thickening and Filtered Tailings Filtration: Multi-Causal Analysis and Operational Improvements

Becky Rodríguez, Pablo del Río, David Romo, Paterson and Cooke, Chile; and Katherine Asencio, CMP, Chile

spa

Performance-Based Design in the Decommissioning of Tailings Dams

Juliana Meza, Valeria Armigliato, Nelson Motta, Waldemar Felitti, AECOM, Brazil; and Masood Kafash, AECOM, USA

17:50

spa

Influence of Modified Cam Clay and Hardening Soil Models on Failure Prediction of Heap Leach Pad by 3D Shear Strength Reduction Method

Jimmy Tapia, Jean Minaya and Diana Machuca, Universidad Nacional de Ingeniería, Peru

spa

Lessons Learned and Operational Optimization of a Filtered Tailings System

Elizabeth Díaz, Andres Frez and Katherine Ascencio, Compañía Minera del Pacífico, Chile

prt

Tailings Dam Post-Decharacterization Stability: Transient Flow and Numerical Limit Analysis

Carlos Conegundes, Guilherme Gomes, Universidade Federal de Ouro Preto, Brazil; and David Juajinoy, University of São Paulo, Brazil

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18:40-20:10

Inaugural Ceremony

BALLROOM A & B

BALLROOM A & B

Inaugural Ceremony

18:40

spa

Welcome Words

 

  • Mimy Mackenzie, Conference and Publications Manager, Gecamin, Chile
  • Hugo Quelopana, Tailings 2026 Program Director; Engineering Manager, Gestiona Consultores, Chile
  • James McPhee, Tailings 2026 Co-Organizer; Professor, AMTC, Universidad de Chile
  • Álvaro Videla, Tailings 2026 Co-Organizer; Director, Department of Mining Engineering, Pontificia Universidad Católica de Chile
  • Guilherme Gomes, Tailings 2026 Co-Organizer; Professor, Universidade Federal de Ouro Preto, Brazil
  • Linda Figueroa, Tailings 2026 Co-Organizer; Professor, Tailings Center, Colorado School of Mines, USA

19:40

eng

Welcome Message and Opening Talk from the Chair of the Conference


Built to Last: Long-Term Governance and Stewardship of a Tailings Management System


Katie Kruger, Manager of Tailings, Crushed Leach, and Water Freeport-McMoRan, USA

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08:30-10:20

Technical Sessions

BALLROOM A, B & C

BALLROOM A
BALLROOM B
BALLROOM C
Session 13

Session 13: Geotechnics and Dam Safety II

Session 14

Session 14: Governance, GISTM and Risk Management III

Session 15

Session 15: Tailings Closure and Post-Closure II

08:30

spa

Daily Update

spa

Daily Update

spa

Daily Update

08:40

prt

Tailings Dam Closure: The Implications of Stress History For Tailings Behavior

Raphael Soares, São Carlos School of Engineering, Brazil; João Pedro Fieldman, Intertechne Consultores, Brazil; and Leonardo Machado, Jordan Lopes and Tadeu Torquato, University of Viçosa, Brazil

spa

A Stakeholder Mapping and Governance Framework for Democratic Tailings Management: The RESILMIN Approach

Elizabeth Lam, Ítalo Montofré, R. Rojas, Daniel Eyzaguirre, B. Fuentes and Fernando Álvarez, Universidad Católica del Norte, Chile; and Alex Godoy, Universidad del Desarrollo, Chile

prt

A Comprehensive Review of Waste Rock Pile Closure Planning

María Borba, Daniel Henriques, Douglas Coêlho and Ana Yoda, Tractebel Engie, Brazil

09:00

spa

Strength Gain of Fine Tailings Resulting from Secondary Compression

Iván Contreras, Barr Engineering, USA

prt

Strategy for Social Engagement of Communities in Pre-Drill Dam Simulations

Flaviane Soares and Cristiane Paschoin, Nexa Resources, Brazil

prt

Optimization of Tailings Facility Closure through Hydraulic Deposition and Beach Formation Control

Rafael Santos, Gustavo Belotto, João da Costa, Henrique Guerzoni, José Costa, Jean Lima, Vale Base Metals, Brazil; Vanessa Leme, Enzo Zucchi, GEOCOBA Projetos de Engenharia, Brazil; and Yara Martins, Kamili Sandrini and Roberto Junior, Walm BH Engenharia, Brazil

09:20

spa

Combined Drained and Undrained Shear Strength Envelope for Compacted Filtered Tailings at High Confining Stresses

Hainer Inga, Raúl Malacas, Erika Pariona and Denys Parra, Anddes, Peru; and Stefania Oliveira and Sabrine Rodrigues, BVP Geotecnia e Hidrotecnia, Brasil

spa

The Human Value in Tailings Storage Facility Success and Safety

Gail Riddell, Nava Consulting, Chile; and Christina Winckler, Tailriskreview, USA

spa

From Hydraulic Deposition to Landslide-Like Conditions: Rheological Evolution of The Romeral Tailings Deposit

René Molina and Bruno Espinace, Anddes, Chile; and Katherine Ascencio, CMP, Chile

09:40

spa

Brittleness Assessment of Cycloned Tailings Sand Based on Triaxial Tests within the Critical State Soil Mechanics (CSSM) Framework

David Rodríguez, Pedro Mendoza, Carmen Ayquipa and Jorge Chávez, WSP, Peru; and Franklin Olaya, Pontificia Universidad Católica del Perú

prt

Business Continuity Planning and GISTM Principle 14 as Drivers of Supply Chain Resilience in Mining: A Case Study in the Brazilian Phosphate Fertilizer Industry

Frederico Viana, Vítor do Vale and Artur Bertone, HIDROBR, Brazil; and Vinícius Silva, Thiago Oliveira and Pedro Leite, MOSAIC, Brazil

spa

Shot-Tailings: Reuse of Tailings for Dust Control and Progressive Closure

Jorge López, Luis Morales and Álvaro Gutiérrez, Capstone Copper, Chile

10:00

prt

Comparative Evaluation of the Casagrande and Cone Penetration Methods for Determining the Liquid Limit of Mining Tailings

Anna Couto, Raianny Almeida, Kayky Lucas, Luís Júnior, Jhonatan Borges and Tálita Nola, Federal University of Ouro Preto, Brazil; João Silva, Vale, Brazil and Roberto dos Santos, Federal University of Viçosa, Brazil

spa

Circular Economy and Collaborative Governance as a Financial Model for Urban Mine Tailings Closure: Evidence from Andacollo

Gerardo Soto, Universidad de Chile; Carolina Soto, Tecnosuelo, Chile; Audrey Gallaud-Parquet, Centro de Información de Recursos Naturales (CIREN), Chile

eng

Uncovering Unconventional Critical Metal Ore Deposits in Western Tasmania, Australia

Anita Parbhakar-Fox, Laura Jackson, Sustainable Minerals Institute, University of Queensland, Australia; and Maedeh Tayebi and Rob Coleman, Core Resources, Australia

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11:00-13:00

Plenary Session 1

BALLROOM A & B

BALLROOM A & B

Plenary Session 1

Plenary Session Sponsor

11:00

eng

Beyond Compliance: Implementing GISTM With a Focus on Effectiveness

Scott Martens, Technical Director, Tailings and Geotechnical Engineering, Teck Resources, Canada

11:30

spa

Breaking the Scale Barrier: Implementing Large-Scale Filtered Tailings to Improve Water Recovery and Geotechnical Stability

Claudio Román, Principal Geotechnical Engineer, Ausenco, Chile

12:00

prt

Circular Mining at Scale: Transforming Tailings into Strategic Assets at Vale (TBC)

Geraldo Paes, Corporate Geotechnical Director, Vale, Brazil

12:30

spa

The Consolidated Mining Standard Initiative (CMSI): Unifying the Future of Tailings Management (TBC)

Tabatha Chávez, Innovation Manager, International Council of Mining and Metals (ICMM), UK

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14:30-16:30

Technical Sessions

BALLROOM A, B & C

BALLROOM A
BALLROOM B
BALLROOM C
Session 16

Session 16: Geotechnics and Dam Safety III

Session 17

Session 17: Governance, GISTM and Risk Management IV

Session 18

Session 18: TSF Design and Studies II

14:30

spa

Seismic Response of an Earth-fill Dam to Crustal Earthquakes: A Parametric Study

Edward Escudero, SRK Consulting, Peru; and C. Gonzales, Universidad Nacional de Ingeniería, Peru

prt

Quality Indicators to Support Strategic Decisions in Tailings Dam Decharacterization

Bianca Seabra, Progen, Brazil; and Juliana Noronha, Vale, Brazil

eng

Filtered Tailings: Risk Reduction Versus Risk Transfer

Nelson Amoah, SLR Consulting, Australia

14:50

spa

Estimation of the Site Effect for a Filtered Tailings Storage Facility and Its Influence on Physical Stability

Katherine Ascencio, Compañía Minera del Pacífico, Chile; and Paz Esparza, Valeria Miranda and Héctor Huenchulao, E-Mining Technology, Chile

prt

Integration of Closure Conditions into Multiple Account Analysis (MAA) for the Evaluation of TSFs Alternatives

Raphael Viola, Lucas Paglioto and Vitor Albuquerque, Klohn Crippen Berger, Brazil

spa

Self-Consolidation Effects in Unsaturated Filtered Tailings

Miguela Cabañas, JRI Ingeniería, Chile

15:10

spa

Not Just Subduction: Integrating Active Faults into Seismic Hazard Assessment for Tailings Storage Facilities in the Central Andes

Carlos Benavente, BE. Earthwise, Peru; and Alan Hull, Hull Seismic Review, USA

spa

Professional Tailings Management: A Strategic Investment Against the Consequences of Failure

Hugo Quelopana and Ricardo Zúñiga, Gestiona Consultores, Chile; and Álvaro Gutiérrez, Capstone Copper, Chile

spa

Stress-Strain Response to Paste Tailings Deposition Sequences: DEPIM Stage II Case Study

Nicolás Rodriguez, Grupo Minero Las Cenizas, Chile; Ricardo Valdebenito, Emmanuel Fuentealba, Gustavo Valdebenito, RVIA, Chile; and Adeline Delonca, Universidad Técnica Federico Santa María, Chile

15:30

spa

Influence of the Damping Model on the Seismic Response of Tailings Dams

Agustín Toro, Cristian Monje and Sebastián Maureira, WSP, Chile

spa

Construction Quality Assurance (CQA) in Tailings Storage Facilities

Gustavo Vásquez, Camilo Cornejo, Matías Valenzuela and Gonzalo Jara, Stantec, Chile

eng

Advancing Tailings Innovation: Global Trials, Emerging Technologies and Future Pathways

Louise McNab and Johan Boshoff, Gold Fields, Australia

15:50

spa

Assessing the Correlation Between Seismic Intensity Measures and Tailings Dam Displacements: A Numerical Study

Nicolás Di Giovanni, Felipe López, Nicolás Tasso, Marcelo Martínez and Jonathan Ybáñez, WSP, Argentina

spa

Practical Methodology for Information Management During GISTM Implementation: A Successful Case

Álvaro Gutiérrez and Nilson Saldía, Capstone Copper, Chile; and Diego Pavez, María Fernanda Molina, Emilio López and Carolina Ramirez, Nava Consulting, Chile

spa

Influence of Construction Stages on the Settlement of Tailings Dams in PLAXIS 2D

José León, Felipe Rojas and Denys Parra, Anddes, Peru

16:10

spa

Numerical Effect of Including Vertical Seismic Motion in the Stress-Strain Analysis of a Tailings Dam

Rodrigo Maluenda and Cristian Monje, WSP, Chile

prt

Digital Management of Tailings Storage Facilities

Ana Luiza de Oliveira and André Lima, TPF Engenharia, Brazil

spa

Influence of Crest Width on the Stability of a TSF with Centerline-Raise Dam

Charbel Chapana, WSP, Chile; and José Ale, WSP, Peru

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17:10-18:30

Technical Sessions

BALLROOM A, B & C

BALLROOM A
BALLROOM B
BALLROOM C
Session 19

Session 19: Geotechnics and Dam Safety IV

Session 20

Session 20: Case Studies and Operational Experiences III

Session 21

Session 21: Seepage and Water Management I

17:10

spa

Probabilistic Slope Stability Analysis of Tailings Dams: A Case Study

Brahian Román, Melannie Espinoza and Martín Villanueva, SRK Consulting, Peru

spa

Influence of Geochemical Processes on Geotechnical Properties of Tailings Storage Facilities

May-Lin Almendras, Jose Pablo Correa, Carolina Soto and Carolina Vergara, Arcadis, Chile

spa

Lessons Learned from the Design of Drainage Systems in Tailings Dams: An Approach to Dam Safety

Pablo Valdés and José Luis Illanes, ARDUM Ingeniería, Chile; and Enrique Siu, INGEOCONTROL, Chile

17:30

spa

Comparison between Monte Carlo Simulation and Latin Hypercube Sampling for the Probabilistic Assessment of Slope Stability

Nilthson Noreña, Carlos Meza, Juliana Meza and Jimena López and Celso Romanel, Pontifical Catholic University of Rio de Janeiro, Brazil

spa

The Missing Failure Mode: Case Histories and Tailings Risk Assessment

Hernán Cifuentes, Tailings HC, Australia

prt

Application of Oxygen and Deuterium Isotopes in the Evaluation of Groundwater Flow in the Foundation of Tailings Storage Facilities

Gustavo Silva and Lucas dos Santos, Alcoa, Brazil

17:50

spa

Effect of Constitutive Model Selection on Trigger Analyses in Tailings Storage Facilities

Franco Orabona, Universidad de Buenos Aires, Argentina; Nicolás Tasso, WSP Australia; and Felipe López, WSP, Argentina

spa

Integrating Numerical Modelling with CPT-Based Seismic Liquefaction of Contractive Tailings

Pouyan Abbasimaedeh, SLR Consulting, Australia

spa

Plastic Concrete Cutoff Walls for Seepage Control in High-Permeability Soils: A Case Study in Tailings Dams

Christian González and Felipe Soto, Pilotes Terratest, Chile

18:10

spa

Static and Seismic Slope Stability Under Uncertainty: A Probabilistic Performance-Based Design Approach for a Tailings Embankment

Alan Figueroa, Sebastián Araya and Dennis Raddatz, Stantec, Chile

spa

What Remains: Disaster Risk and Emergency Preparedness in a Chilean Mining Town

Nigel Wight, SMI Chile; and Jill Harris, Angelica Andrade and Deanna Kemp, CSRM, Sustainable Minerals Institute, University of Queensland, Australia

spa

Jet Grouting Seepage Barriers: An Alternative for Tailings Storage Facilities

Macarena Ayarza, Pilotes Terratest, Spain; and Christian González, Pilotes Terratest, Chile

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08:30-10:20

Technical Sessions

BALLROOM A, B & C

BALLROOM A
BALLROOM B
BALLROOM C
Session 22

Session 22: Tailings in Complex Environments

Session 23

Session 23: Rheological and Chemical Aspects

Session 24

Session 24: TSF Design and Studies III

08:30

spa

Daily Update

spa

Daily Update

spa

Daily Update

08:40

spa

Legacy Tailings as Coastal Geomorphic Forcing Agents: Chañaral Bay, Chile

Germán Aguilar, Universidad de Chile; Camila Arróspide, Pontificia Universidad Católica de Chile; and Paloma Lazo, Université Paris Cité, France

spa

Amortized Physics: Anchored Neural Virtual Sensor for the Bingham Yield Stress of Thickened Tailings

Claudio Muñoz and Nicolás Valenzuela, Universidad de Chile

eng

Applying Multiple Accounts Analysis for Tailings Storage Facility Site Selection

James Alcorn, Masood Kafash and Braden Error, AECOM, USA

09:00

prt

Operational Management of Filtered Bauxite Residue in High-Rainfall Areas?

Reginaldo César, Pedro Favacho, Eduardo Lima, Antônio Viana and Leonardo Braga, Hydro Bauxite & Alumina, Brazil

prt

Yield Stress and Structural Reversibility of Iron Ore Tailings: A Multi-Test Rheological Approach

Neemias Dias, Patrício Pires and Edson Soares, Federal University of Espírito Santo, Brazil

prt

Alternatives Study: Copper Tailings Disposal System for a Greenfield Project in the Brazilian Amazon

Jean Lima, Simone Sousa, João da Costa, Henrique Guerzoni, Rafael Santos, Gustavo Belotto and José Costa, Vale Base Metals, Brazil; and Thiago Gomes and Elisa Silveira, DF+ Engineering, Brazil

09:20

spa

Filtered Tailings at Scale: Strategic Decisions in Complex Environments

Edgar Quiroz, Frame, Peru

spa

Chemical Environment Effects on the Long-Term Performance of Geogrids in Tailings Applications

Lizeth Ardila and Cristina Schmidt, HUESKER, Brazil; and Oliver Detert, HUESKER, Germany

spa

Multiple Account Analysis of Tailings Technologies to Define the Next TSF Stages

Cristian Bertolo, Gonzalo Laciar and Cristian Giner, Knight Piésold, Argentina

09:40

spa

Operational Challenges of Stacking Filtered Tailings at Extreme Altitude Conditions: Salares Norte; Ramp Up Experience

Carol Vásquez, Néstor Vargas and Karina Menares, Salares Norte, Gold Fields, Chile

spa

Assessing the Potential of Salt Water to Reduce Sodium Hydroxide Demand in Alkali-Activated Tailings for Backfilling

Mohsen Moeenian Far, Amin Hekmatnejad and Iván Navarette, Estefanía Loyola, Álvaro Videla, Pontificia Universidad Católica de Chile

prt

Governance in Geotechnical Projects: Guidelines for Quality, Sustainability, and Technical Excellence

Dalliane Guedes, Daiane Ferreira and Aline Malafaia, Vale, Brazil; and Juliana Restrepo, Progen, Brazil

10:00

spa

Title to be Confirmed

Presenter to be confirmed.

spa

Chemical Improvements for Cycloned Sand Drainage in Tailings Dams: Comprehensive Assessment and Strategies for Large-Scale Operation

Claudio Vásquez, Andrei Chaura, Becky Rodríguez and David Romo, Paterson and Cooke, Chile

spa

Experience in GISTM Implementation in Mining Companies with Centralized Tailings Management Systems

María José Zubieta, Bruno Espinace and Willy Piñones, Anddes, Chile

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11:00-13:00

Plenary Session 2

BALLROOM A & B

BALLROOM A & B

Plenary Session 2

Plenary Session Sponsor

11:00

spa

The GTMI: Strengthening the framework for an Independent Standard

Jerónimo Covacevich, Head of Tailings and Processing Excellence, BHP, Chile

11:30

eng

A House of Cards: Characterization of Cemented Soils and Implications for Tailings Dam Performance

Simon Dickinson, Principal Geotechnical Engineer and Chief Technical Officer, BGC Engineering, Canada

12:00

spa

Cerro Verde TSFs: Leading Water Recovery and Tailings Stewardship in the Region

Liliana Gutiérrez, RTFE Manager (Responsible Tailings Facility Engineer), SM Cerro Verde, Freeport-McMoRan, Peru

12:30

spa

Unlocking the Vicuña District: Synergistic Infrastructure as the Blueprint for Modern Tailings Management

Pablo D’Agnillo, Director of Infrastructure, Vicuña, Argentina

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14:30-16:30

Technical Sessions

BALLROOM A, B & C

BALLROOM A
BALLROOM B
BALLROOM C
Session 25

Session 25: Geotechnics and Dam Safety V

Session 26

Session 26: Modeling and Predictive Analysis

Session 27

Session 27: Monitoring and Surveillance III

14:30

eng

Stress Paths, Time Effects, and Monitoring Interpretation in Tailings Facilities

Priscilla Nelson, Colorado School of Mines, USA

prt

CPTu-Based Vs Prediction in Tailings: A Comparative Study

Rafael Piton, Ezequias Oliveira, Darlis Devise, Felipe Castro, Jaqueline Bertella, Vale, Brazil; Robert Nagai, GWS Engenharia, Brazil; and Helena Nierwinski, Federal University of Santa Catarina, Brazil

spa

Predictive Control and Digital Twins for Tailings Management Optimization

Keyla Sandoval and Amandeep Rana, Andritz, Chile

14:50

spa

Influence of Relative Density on the Cyclic Behaviour of a Sand-Like Foundation in a Tailings Dam

Víctor Puyen, Sebasthian Farfán, Brenda Carrasco and Pedro Mendoza, Ausenco, Peru

spa

Stochastic Characterization and Probabilistic Analysis of a Tailings Dam on Lacustrine Clay

Francesco Franco and Denys Parra, Anddes, Peru

spa

Online Particle-Size Measurement System: TIPCO

Claudio Araya, FLSmith, Chile

15:10

spa

Assessment of Flow Liquefaction Susceptibility in Mine Tailings Using State Parameter and CPTu Data

Miguel Bernilla, Miguel Santaria, Luis Neyra, Ronald Landa and Denys Parra, Anddes, Peru

prt

Tailings Stack Influence on a Shallow Tunnel in Soft Rock: Study in the Brazilian Lithium Valley

María Borba, Daniel Henriques, Natália Silva, Rian Porto, Bruno Chaves, Ana Lúcia Yoda, Tractebel Engie, Brazil; and Gabriel Dimitrov, Lithium Ionic, Brazil

spa

Chilean National Tailings Observatory: Advances in the Development of an Integrated Platform for the Operational Management and Technical Surveillance of Tailings Storage Facilities

Cristóbal Carrasco, Sergio Fuenzalida, Santiago Fuentes and Patricio Merino, Sernageomin, Chile

15:30

spa

The Destructiveness Potential: Past, Present, and Future in Tailings Dam Seismic Hazard

Rodolfo Saragoni and Bastían Garrido, S y S Ingenieros Consultores, Chile

spa

Advanced Analytics for Predictive Monitoring in Tailings Transport Systems

Ignacio Lorie and Claudio Larenas, Arcadis, Chile

eng

Integrated Monitoring of the Lyulyakovitsa Tailings Storage Facility: From Conventional to Real-Time Digital Surveillance

Vladmir Dodnikov and Stefan Tangarov, Asarel-Medet, Bulgaria

15:50

spa

Integrated Geotechnical Characterization for Risk-Based Tailings Management in Chile

Diego Cáceres, Mauricio Vásquez, Florencia Henríquez and Camila Lara, Ingemars Ingeniería, Chile

spa

When CFD Adds Value to Tailings Hydraulic Design: Four Practical Cases

Leonardo Olavarría and Pablo del Río, Paterson & Cooke, Chile

spa

Multi-Platform SAR Monitoring Approach for TSFs: Bridging Satellite and Ground Systems with SARDrone

Javier Duro, Rubén Iglesias, Eduard Makhoul, Dani Monells, Gerard Ruiz, Marc Lort-Cuenca, Luis Yam, Gerard Masalias, Antonio Heredia, Giuseppe Centolanza, Azadeh Faridi and Nelly Chávez, DARES Technology, Spain; and Hernán Zapata, DARES Technology, Chile

16:10

spa

Role of Multi-Source Instrumentation in the Post-Seismic Assessment of a Tailings Storage Facility Dam

Katherine Pardo, Isidora Illanes and Rodrigo Fernández, Spence, BHP, Chile

spa

Case Study: Paste Tailings Transport Optimization, Model Calibration and Concentration Sensitivity

Cristian Giner, Gonzalo Laciar, Cristian Bertolo and Alexander Manos, Knight Piésold, Argentina

eng

Assessing the Internal Structure of a TSF with Ambient Noise

Miro Döring, Institute of Mine Seismology, Canada; and Ashley Morris, Institute of Mine Seismology, Australia

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17:10-18:30

Technical Sessions

BALLROOM A, B & C

BALLROOM A
BALLROOM B
BALLROOM C
Session 28

Session 28: Geotechnics and Dam Safety VI

Session 29

Session 29: Case Studies and Operational Experiences IV

Session 30

Session 30: Seepage and Water Management II

17:10

prt

Analysis of the Mechanical Response of Compacted Iron Ore Tailings

Diego López, Júlio Azevedo, Sergio Marques, Nilo Consoli and Lucas Festugato, Universidade Federal do Rio Grande do Sul, Brazil; and Lessandro Franco, Marcus Dias, Dieggo dos Santos and Rodrigo Marinaro, Vale, Brazil

spa

Reuse of Copper Mining Tailings in Civil Construction Materials

Jéssica Castro, Sérgio Machado and Marco Antonio Casaes, Vale Base Metals, Brazil

spa

Evaluation of Infiltration Zones and Drainage Performance Using 3D Transient Modeling in a TSF

Roxana Ugaz, Erick Alvarado, Arnold Quispe and Aldair Quispe, Water Waste and Land, Australia

17:30

spa

Evaluation of Strength Parameters in Soils and Tailings Based on EC7-2G Statistical Approaches

Jonathan Ybáñez, Felipe López and Lisandro Roldán, WSP, Argentina

prt

Hydrogeotechnical Modeling of a Waste Rock Pile in an Open Pit in the Quadrilátero Ferrífero Region, Brazil

Hugo Alvarenga, Juan Huang, Marina Ribeiro, Water Services and Technologies, Brazil; and Rinaldo Afranio, Fabiane Ferrer, Camila Queiroz, Weslley de Souza and Frank Pereira, Vale, Brazil

spa

Accelerated Degradation of Steel Pipes Due to Seepage Leachates

Francisco Scheihing, Cristián Cortés and Ana Ramos, Ausenco, Chile

17:50

spa

A Preliminary Case Study on the Influence of Sampling Method on the DSS Response of Fine Tailings

Alan Chandía and Marcelo Garrido, Fugro, Chile

prt

Co-disposal and Shared Disposal of Waste Rock and Tailings: Operational and Design Implications

Talita Bergamaschi and Lucas Machado, HIDROBR, Brazil

eng

Thickener Retrofits: Improving Performance of Existing Equipment

Fred Schoenbrunn, Schoenbrunn Consulting, USA; and James Chaponnel, GKD, USA

18:10

spa

El Buitre Closure Cap: Engineering, Geotechnics and Permitting over an Inactive Tailings Dam

Michel Velásquez, Minera Candelaria, Lundin Mining, Chile

eng

Mine Drainage Prediction: A Case Study

Julia Oliveira, Ausenco, Brazil; Lucas Cristóvão, CNH Industrial, Brazil; Ruberlan Silva, Maaden, Saudi Arabia; Cibele Konzen, CDTN/CNEN, Brazil; and Lorena Guimarães, Vale, Brazil

spa

Product and Water Recovery from Thickener Overflow and Filter Wash Water Using a Decanter Centrifuge

Arvin Bangcale, Alfa Laval, Denmark; David Petersson, Alfa Laval, Sweden; and Alejandro Astete, Alfa Laval, Chile

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18:30-20:00

Closing Ceremony, Participants Satisfaction Survey Raffle and Farewell Cheese and Wine

Foyer

Foyer

Closing Ceremony, Participants Satisfaction Survey Raffle and Farewell Cheese and Wine

18:30

spa

Acknowledgments and Closing Remarks

  • Mimy Mackenzie, Conference and Publications Manager, Gecamin, Chile
  • Hugo Quelopana, Tailings 2026 Program Director; Engineering Manager, Gestiona Consultores, Chile
  • Katie Kruger, Tailings 2026 Chair, Manager of Tailings, Crushed Leach, and Water Freeport-McMoRan, USA

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Poster Session

Foyer

BALLROOM A & B

Poster Session

spa

A Digital Platform Reimagining Governance and Risk Management: Integrated GISTM Compliance

Rohit Prabhu, Francis Magisson, Dassault Systèmes, Australia; Alastair Bovim, Insight Terra, South Africa; and José González, Dassault Systèmes, Chile

spa

Cyclic Resistance Characterization of Borrow Sands Using Cyclic Direct Simple Shear Test

Alan Reyes, Scarlet Frez, Matías Bravo, Catalina Fuentes, Wendy Valenzuela and Héctor Fuentes,  IDIEM, Chile

spa

Practical Application of GISTM Requirements to Quality Management in Tailings Dam Construction

Bianca Lacerda and E. Suski, Simplelab Tecnologia, Brazil; and Luciana Sakuma, Juliana Noronha and María Morais, Vale, Brazil

spa

Pilot-Scale Production of Construction Materials from Mine Tailings: Lessons from the T2CM Process

Claudia Eugenin, Estefanía Loyola, Luis Morales, Iván Navarrete and Álvaro Videla, Pontificia Universidad Católica de Chile; and Felipe Vargas, Universidad Austral, Chile

spa

Critical Evaluation of QRA and SQRA Techniques for Tailings Storage Facilities

Yahanavi Miranda and David Hernández, Arcadis, Chile

spa

The Role of QA/QC in Geotechnical Instrumentation Installation in TSF: Critical Control Stages

Sergio Vergara and Benjamín Latorre, Velageo, Chile

spa

Comparative Assessment of the Liquefied Undrained Strength Ratio in Chilean Tailings Deposits

Matías Morales, Universidad Técnica Federico Santa María, Chile

prt

Advanced Triaxial and Hollow Cylinder Investigation of Tailings: Structure and Aging Effects

João Pedro Oliveira, Paulo Coelho and Luis Araújo Santos, University of Coimbra, Portugal

spa

Improving Water Recovery: Effect of NaPAon the Rheology and Compressibility of Clay Tailings

Steven Nieto, CHRIAM, Chile; Eder Piceros, Universidad Arturo Prat, Chile; Yanko Castañeda and Ricardo Jeldres, Universidad de Antofagasta, Chile, Pedro Robles, Universidad Católica de Valparaiso, Chile; Williams Leiva, Universidad San Sebastián, Chile; and Gonzalo Quezada, Universidad del Bío-Bío, Chile

prt

Experimental Evaluation of Piezometric Response and Phreatic Surface Evolution in Iron Ore Tailings Using an Instrumented Seepage Tank

Camili Yamamoto, Helena Nierwinski and Marcelo Heidemann, Federal University of Santa Catarina, Brazil

spa

Mobile System Based on AHP-TOPSIS for Activity Prioritization in Tailings Management

Alejandra Morales and Alejandro Jofré, University of Talca, Chile

spa

Hybrid AI Model for Rake Torque and Bed Height Prediction in a Copper Thickener

Vicente Gómez, Andrés Soto-Bubert, Roberto Acevedo, William Montes, Universidad San Sebastián, Chile; and David Romo, Paterson & Cooke, Chile

spa

Modeling of Underflow Solids Concentration (Cw) In a Paste Thickener

Alejandro Monsalve, Andrés Soto-Bubert, William Montes, Roberto Acevedo, Universidad San Sebastián, Chile; and David Romo, Paterson & Cooke, Chile

prt

Influence of Shear Strength Parameters on Tailings Stack Failure Behavior Using MPM

Bruna Moreira, Federal University of Minas Gerais, Brazil

spa

Joint Effects of Ore Type, Material Segregation, and Lake Location on the Stability of Upstream Tailings Dams

Parsa Alizadeh and Amin Hekmatnejad, Pontificia Universidad Católica de Chile

spa

Mapping of Contamination Proxy Minerals Using Drone-Based Hyperspectral Imaging for Post-Closure Monitoring of Rehabilitated Mine Waste Sites

Andrés Ortega, Katerina Savinova and Steven Micklethwaite, Sustainable Minerals Institute, The University of Queensland, Australia; and Karen Hudson-Edwards and Eva Marquis, University of Exeter, UK

spa

Water Retention Behavior of Compacted Iron Ore Tailings: Effects of Density State and Fine Content

Luís Disse Júnior, Jhonatan Borges, Tálita Nola, Federal University of Ouro Preto, Brazil; João Silva, Vale, Brazil; and Roberto dos Santos, Federal University of Viçosa, Brazil

spa

Incorporating the Effect of Flocculants into a Model for Predicting Sedimentation Rate in Copper Mining Tailings

Krisla Alkalay, Constanza Cruz, Daniel Navia and Universidad Técnica Federico Santa María, Chile; and Alejandra Álvarez and Daniel Morales, JRI, Chile

spa

Cu Tailings Passivation for AMD Control: Mineral-microbial and Electrochemical Assessment

Almendra Nieto, Universidad de Chile; D. Campos, M. Caldero´n, David Rubinos, T. Vargas and Jacques Wiertz, SMI Chile; and M. Alcama´n, Universidad del Desarrollo, Chile

spa

Hydrodynamic Baseline in 2D Fractal Voronoi Porous Media for Predicting Thickened Tailings Seepage

Claudio Rojas and Wernher Brevis, Pontificia Universidad Católica de Chile

spa

Assessment of the Potential for Liquefaction in Tailings Deposits Using Panda-SPT Correlations and Spatial Analysis Tools

Camille Pino and Luis Lemus, Universidad de La Serena, Chile