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Technical and Social Program

November 7-9, 2018. Hotel Santiago, Chile

WEDNESDAY, NOVEMBER 7

14:00-19:00 Registration, Foyer

15:00-17:30 SANAP Meeting - South American Network on Acid Prevention

18:00-18:30 Authors and Session Chair Coordination Meeting, Ballroom A & B

NOVEMBER 07

BALLROOM A&B

Inaugural Ceremony

19:00

Words of Welcome

Bárbara Alcayaga, Planning for Closure 2018 Manager; Conferences Manager, Gecamin, Chile
David Mulligan, Planning for Closure 2018 Co-organizer; Director, Environment Centers, Sustainable Minerals Institute, The University of Queensland, Australia
Amélia Dondero, Planning for Closure 2018 Co-organizer; Director, Centro de Minería, Pontificia Universidad Católica de Valparaíso, Chile
Doina Priscu, Planning for Closure 2018 Program Director; Sustainability and Mine Closure Consultant, Chile

Opening Address

(ENG) Integrated Life of Mine Planning: Making Closure Redundant
Carl Grant, Planning for Closure 2018 Chair; Head of Mine Closure Planning, Anglo American

20:00 - 21:30 Welcome Reception. Foyer.

NOVEMBER 08

BALLROOM A&B

Plenary Session 1
Chair: Carl Grant, Head of Mine Closure Planning, Anglo American

08:20

Daily program updates

08:30

(SPA) Ceasing Historic Operations at Codelco: An Intermediate Step Towards Long Term Closure Eduardo Sanzana, Codelco, Chile

09:00

(SPA) Assessing Closure Risks: Review of BHP Methodology Karina López, BHP Pampa Norte, Chile

09:30

(SPA) Partial Reprogramming of Ovalle’s Plant Closure Plan of ENAMI Plácido Ávila, Empresa Nacional de Minería (ENAMI), Chile

10:00 - 10:50 Coffee Break. Foyer. Courtesy of WSP

BALLROOM A

Session 1: Design of Mining Operations for Closure and Progressive Remediation
Chair: Karina López, BHP Pampa Norte, Chile

10:50

(ENG) Integrating Erosion Prediction into Landform Designs for Rehabilitation and Closure Planning Evan Howard, Landloch, Australia

11:10

(SPA) Satellite Technology to Plan Mine Closure

Agustín Cardenas, San Andres University, Bolivia and Natalia Cardenas, Independent, Australia

11:30

(ENG) Moatize Coal Mine Closure Plan Update Based on Waste Rock Backfill and the New Production Reality

Daniel Ruas, Filipe Silveira and Richardson Faria, Vale, Brazil

11:50

(ENG) Case Study in Evaluating Value of Active vs Reactive Rehabilitation Planning

Ian Neilsen and Janelle Plan, Deswik Mining Consultants, Australia

12:10

(SPA) Demolition of Assets within Mine Closure Plans Michel Chait, Flesan, Chile

BALLROOM B

Session 2: Closure Risk Assessment and Closure Criteria
Chair: Marcelo Zepeda, Teck Carmen de Andacollo, Chile

10:50

(ENG) Integrated Closure Planning Systems: A Structured Approach to Opportunities Analysis Creates Significant Value

Carl Grant, Anglo American, Mike Slight, Mike Slight & Associates, Australia and Harley Lacy, Stantec, Australia

11:10

(ENG) Modeling an Undisturbed Landform to Enhance the Assessment of a Final Rehabilitated Landform Design

John Lowry, Department of the Environment and Energy, Australia; Monishka Narayan and Ken Evans, Charles Darwin University, Australia; Ken Evans, Department of the Environment and Energy, Australia; and Greg Hancock, University of Newscastle, Australia

11:30

(ENG) Management of Health Risk from Arsenic Contamination from Mining for Closure Purposes

Barry Noller, Centre for Mined Land Rehabiliation (CMLR), SMI UQ, Australia; Jack Ng, Queensland Alliance for Environmental Health Sciences, UQ, Australia; Jiajia Zheng and Raijeli Taga, CMLR, SMI UQ, Australia; Violet Diacomanolis, Queensland Alliance for Environmental Health Sciences, UQ, Australia; and Hugh Harris, Univ. of Adelaide, Australia

11:50

(ENG) Exposure and Health Risk Apportionment of Arsenic in Environmental and Dietary Matrices in a Gold Mining Town

Jack Ng, Queensland Alliance for Environmental Health Sciences, UQ, Australia; Virginia Ciminelli, Universidade Federal de Minas Gerais, Brazil; Massimo Gasparon, UQ, Australia; Gabriela Silva and Claudia Caldeira, National Inst. of Science and Technology on Mineral Resources, Water and Biodiversity, Brazil

12:10

(ENG) The North Fork Rose Creek Realignment Project: An Urgent Works Project before Final Closure

Jim Cassie and Jack Seto, BGC Engineering, Canada

BALLROOM C

Session 3: Closure of Tailings Deposits
Chair: René Orellana, Codelco, Chile

10:50

(ENG) Geomorphic Analysis for Tailings Dam Design in Consideration of a 1000-Year Closure Design Life Neeltje Slingerland, University of Alberta, Canada; Allison Isidoro, Golder, Canada; Sebatian Fernandez and Nicholas Beier, University of Alberta, Canada

11:10

(SPA) Tailings Impoundment Closure Enhancement Antonio Sotil, Amy Adams and Craig Hall, Knight Piésold, Canada

11:30

(ENG) Chemical Engineering of Sulfidic Pb-Zn Tailings for Rapid Phytostabilization Felipe Saavedra-Mella, Centre for Mined Land Rehabilitation, SMI UQ, Australia; Gordon Southam, The University of Queensland, Australia; and Longbin Huang, Centre for Mined Land Rehabilitation, SMI UQ, Australia

11:50

(ENG) Mineralogical and Geochemical Controls on Tailings Transport: A Case Study from Chile Ursula Kelm and Juan Alcalde, IGEA, Univ. de Concepción, Chile; David Rubinos, SMI-ICE, UQ, Chile; and Mansour Edraki, Centre for Mined Land Rehabilitation, SMI UQ, Australia

12:10

(SPA) Dambreak Studies for the Surveillance, Risk Controls Management and the Closure Planning of Tailing Dams Gabriel Troncoso and Jasna Zúñiga, Stantec, Chile

12:30-14:00 Lunch. Poolside Terrace

BALLROOM A

Session 4: Physical and Chemical Stability of Wastes
Chair: Ana Luisa Morales, Kinross Chile

14:00

(ENG) Case Study: Managing Sub-Surface Erosion on Rehabilitated Tailings Dam Batters Janine Cameron, Kalgoorlie Consolidated Gold Mines, Australia; and Evan Howard, Landloch, Australia

14:20

(SPA) Phytoremediation of Tailings from a Chilean Copper Mine Estefania Milla-Moreno and Robert Guy, University of British Columbia, Canada

14:40

(SPA) Assessment of Chemical Stability in Waste Dumps: A Methodology for Acid Drainage Predictions Jorge Rivera, Fernanda Escorza, Edgardo Fuentealba, Karina González, Patricia Silva and Francisco Arriagada, Arcadis, Chile

15:00

(ENG) Planning Closure of Arizona Closed Sites using Field Erodibility Studies and Erosion Modeling

Terry Braun, SRK Consulting, USA; Evan Howard, Landloch, Australia; and Trevor Chesal, BHP, Canada

15:20

(ENG) Physical Properties of Acidic Mine Water Treatment Solids: Methods, Results, and Lessons Learned

Nicholas Brink and Phillip Crouse, Stantec, USA; and Trevor Chesal, BHP, USA

BALLROOM B

Session 5: Suface and Groundwater Management
Chair: Jacques Wiertz, SMI-ICE, The University of Queensland, Chile

14:00

(SPA) Natural Drainage Basins as Fundamental Units for Mine Closure Planning: Aurora and Pastor I Quarries Cristina Martín, María Tejedor amd José Martín, Univ. Complutense de Madrid, Spain; José Nicolau, Univ. de Zaragoza, Spain; Ernest Bladé, Univ. Politecnica de Catalunya, Spain; Sara Nyssen, Unv. Complutense de Madrid, Spain; Miguel Lalaguna, Univ. de Zaragoza, Spain; Alejandro de Lis and Ivón Cermeño, Univ. Complutense de Madrid, Spain; and José Gómez, Cemex España

14:20

(SPA) Developing Hydrological Scenarios for Extreme Flooding Events as a Framework for Risk Analysis of Mine Infrastructure Gustavo Moran, Univ. of New Brunswick, Canada; Doug Aitken, SMI-ICE, UQ, Chile; Pedro Paolini, LP Consultores, Chile; John-Paul Arp and Paul Arp, Univ. of New Brunswick, Canada

14:40

(SPA) Semi-Passive System for the Bioremediation of Contaminated Water Using Sulfate Reducing Bacteria Marcela Muñoz, Rory Tibbals, Renzo Peirano, ARD Solutions, Chile

15:00

(ENG) The Role of Reactive Minerals in Dissolved Copper Groundwater Remediation Peter Reid, Jake Gossen, and Gerry Papini, Hemmera, an Ausenco company, Canada

15:20

(SPA) Bioaccumulation of Heavy Metals in Aquatic and Terrestrial Vegetation Tissues in Areas of Environmental Liabilities Lizardo Cahuana and Osvaldo Aduvire, SRK, Peru

BALLROOM C

Session 6: Progressive, Partial, Integrated Closure; and LoM Planning
Chair: Carlos Brito, KGHM, Chile

14:00

(ENG) Progressive Mine Reclamation … Can We Enhance it to Include Mine Rock Facility Design? Greg Meiers and Mike OKane, OKane Consultants, Canada

14:20

(ENG) Landform Rehabilitation Planning at Kumba Iron Ore: Bringing the Lessons from the Past into the Future Harley Lacy, Stantec, Australia; Carl Grant and Todd Bell, Anglo American; Jaco Lambrechts and Werner Voigt, Kumba Iron Ore, South Africa

14:40

(ENG) Restoration in Smelter-Impacted Landscapes in Northern Regions: A Comparison of Canadian and Russian Experiences Peter Beckett and Graeme Spiers, Laurentian Univ., Canada; Sergey Koptsik and Galina Koptsik, Lomonosov Moscow State Univ., Russia

15:00

(ENG) Can the Circular Economy Drive a Transformational Shift in Planning for Closure? Glen Corder, Philip Bangerter, Mansour Edraki and Artem Golev, Centre for Mined Land Rehabilitation, SMI UQ, Australia

15:20

(SPA) Genomic Studies Optimize Environmental Services for Mine Closure Claudia Ortiz, Daniel Barros, Rodolfo Parada and Macarena Mellado, Universidad de Santiago de Chile

15:40-16:20 Coffee Break. Foyer. Courtesy of WSP

BALLROOM A&B

Plenary Session 2
Chair: Eduardo Sanzana, Corporate Mine Closure Director, Codelco, Chile

16:20

(SPA) Institutionality of Territorial Dialogue Danae Mlynarz, Alianza Valor Minero, Chile

16:50

(SPA) Closure of Mine Sites: How to Plan for the Future Juan Manuel Correa, SERNAGEOMIN, Chile

17:20

(SPA) The Role of the Competent Person in the Chilean Mine Closure Law Hans Göpfert, Comisión Minera de Chile

17:50 - 20:00 Networking Cocktail. Foyer

NOVEMBER 09

BALLROOM A&B

Plenary Session 3
Chair: Amelia Dondero, Centro de Minería, P. Univ. Católica de Valparaíso, Chile

08:20

Daily program updates

08:30

(SPA) Words of Welcome Carolina Sánchez, Secretary of Mining Policy, Ministry of Production and Labor, Government of Argentina

08:40

(SPA) Towards Sustainable Mining in Argentina: Development of a National Policy on Mine Closure Carolina Del Valle, National Department of Sustainable Mining Production, Secretariat of Mining Policy, Ministry of Production and Labor, Argentina

09:15

(SPA) Modification to Chilean Closure Law and National Policy on Tailings Pablo Terrazas, Undersecretary, Ministry of Mining, Government of Chile

10:00 - 10:50 Coffee Break. Foyer

BALLROOM A

Session 7: Open Pit and Underground Closure
Chair: Doina Priscu, Sustainability and Mine Closure Consultant, Chile

10:50

(SPA) Geomorphic Design and Modeling for Best Practice Mine Rehabilitation: The Drayton Mine Eexample Greg Hancock, Univ. of Newcastle, Australia; José Martín, Univ. Complutense de Madrid, Spain; and Gary Willgoose, Univ. of Newcastle, Australia

11:10

(ENG) Preventing Pollution from Underground Mines: Active and Decommissioned Jeff Taylor, Nigel Murphy, Andrew Sampaklis and Nick Staheyeff, Earth Systems Consulting, Australia

11:30

(ENG) Design of Parallel-Sided Haulage Plugs at a Gold Mine in South Africa Nina Slawson and Chantelize van der Merwe, SRK Consulting, South Africa

11:50

(ENG) New Calumet Mining Restoration Work: A Successful Experience Carl Gauthier and Simon Latulippe, WSP, Canada

12:10

(ENG) Characterization and Hydrochemical Tracers Analysis in an Abandoned Mine: Minas Gerais, Brazil Rafael Pimenta and Rubens Moreira, Environmental Service, Center for the Development of Nuclear Technology (CDTN), Brazil

BALLROOM B

Session 8: Closure Costs
Chair: Petri Salopera, Nueva Unión, Chile

10:50

(SPA) State of Practice of Closure Costs Calculation: Comparative Analysis between Guidelines Andrés López, Wood, Chile; René Toro, P. Univ. Católica de Valparaíso, Chile; and Álvaro Paredes, Wood, Canada

11:10

(SPA) Financial Guarantees for the Closure of Mining Operations in Colombia Karen Barros, Alejandra García and Giovanni Franco, Univ. Nacional de Colombia

11:30

(SPA) Guarantee for Closure: Financial Aspects Related to Mine Closure and Proposals Paulina Riquelme, Valentina Sepúlveda, Paula Reyes and Jorge Brower, Eelaw Environmental and Energy Legal Advice, Chile

11:50

(SPA) Mine Closure Costs: Peru Case Jorge Chávez, EnPhys, Peru

12:10

To be confirmed

BALLROOM

NO SESSION
Chair: No session

10:50

No Session

11:10

No Session

11:30

No Session

11:50

No Session

12:10

No Session

12:30-14:00 Lunch. Poolside Terrace

BALLROOM A

Session 9: Regulatory Aspects
Chair: César Hernández, SERNAGEOMIN, Chile

14:00

(ENG) Introducing the APEC Mine Closure Checklist for Governments Bjorn Weeks, Golder, Canada; Eleni Deroukakis, Natural Resources Canada; and Mark Freberg, Teck, Canada

14:20

(SPA) Analysis of Sensitivity to the Valuation of Closure Planning for the Audit Process María Luisa Delgado, Independent Consultant and Auditor, Chile

14:40

(SPA) Regulatory Approach to Mine Closure in Chile: Critical Analysis and Proposals Paulina Riquelme, Valentina Sepúlveda and Jorge Brower, Eelaw Environmental and Energy Legal Advice, Chile

BALLROOM B

Session 10: Stakeholder Engagement in Closure Planning
Chair: Norman Gridley, Quellaveco Project, Anglo American, Peru

14:00

(SPA) Mine Closure and Social Performance: An Industry Discussion Paper

John Owen and Deanna Kemp, SMI-CSRM, UQ, Australia; Nigel Wight, SMI-ICE-Chile, UQ, Chile

14:20

(ENG) Social Closure Engagements with Arizona Mining Community Doug Bannerman and Daphne Place-Hoskie, BHP Petroleum, USA

14:40

(ENG) Planning for Positive Post-Mine Legacies

Roger Higgins, Mansour Edraki and Anna Littleboy, Sustainable Minerals Institute, The University of Queensland, Australia

BALLROOM

NO SESSION
Chair: No session

14:00

No Session

14:20

No Session

14:40

No Session

15:00-15:40 Coffee Break. Foyer

BALLROOM A&B

Plenary Session 4
Chair: David Mulligan, Director, Environment Centers, Sustainable Minerals Institute, The University of Queensland, Australia

15:40

(ENG) BHP’s Integrated Approach to Achieve Optimized Closure Outcomes Joanne Heyes and Daphne Place-Hoskie, BHP, Australia

16:10

(ENG) The Moquegua Dialogue Table for Establishing Agreements on Water, Environmental and Social Issues Norman Gridley and Eduardo Serpa, Quellaveco Project, Anglo American, Peru

BALLROOM

Closing Ceremony

16:40

Seminar Balance and Final Comments

Bárbara Alcayaga, Planning for Closure 2018 Manager; Conferences Manager, Gecamin, Chile
Amelia Dondero, Planning for Closure 2018 Co-organizer; Director, Centro de Minería, Pontificia Universidad Católica de Valparaíso, Chile
David Mulligan, Planning for Closure 2018 Co-organizer; Director, Environment Centers, Sustainable Minerals Institute, The University of Queensland, Australia
Doina Priscu, Planning for Closure 2018 Program Director; Sustainability and Mine Closure Consultant, Chilee
Carl Grant, Planning for Closure 2018 Chair; Head of Mine Closure Planning, Anglo American

BALLROOM

POSTER PRESENTATIONS

Mine Closure: Risk Compliance Assessment at the First Closure Experience in a World Class Mining Operation in Peru Christian Puebla, Eduardo Astorga and Leonardo Cornejo, Mining Core Business Consulting, Chile

Water Treatment at a Site in Northern British Columbia Using a Mobile Treatment Plant Sohan Basra and Prab Bathia, Applied Water Treatment Solutions, Canda; and Jorge Chávez, EnvPhys, Peru