Publications

• Christoph Wels, Laura Findlater and Chris McCombe (2009): Contaminant Load Balance Study for Mount Morgan Mine, QLD, Australia. Paper presented at Securing the Future and 8th ICARD, June 23-26, 2009, Skellefteå, Sweden.
  
  
• Christoph Wels and Laura-Lee Findlater (2009): Groundwater Modeling as a Tool for Closure Planning: Prediction of Zinc Transport for Alternative Cover Scenarios. Paper presented at Securing the Future and 8th ICARD, June 23-26, 2009, Skellefteå, Sweden.
  
  
• Wels, C., and Findlater, L. (2008): Groundwater Modeling as a Tool for Closure Planning. Prediction of Zinc Transport for Alternative Cover Scenarios. In proceedings of the 6th Australian Workshop on Acid and Metalliferous Drainage, Burnie, Tasmania, Australia, 15-18th April 2008, pp 139-150.
  
  
• Wels, C., Findlater, L., and McCombe, C. (2007): Contaminant Load Estimates for the Historic Mount Morgan Mine Site, Queensland, Australia. In proceedings of WISMUT 2007 - Stilllegung und Revitalisierung von Bergbaustandorten zur nachhaltigen Regionalentwicklung, Gera, Germany 10-12th September 2007, pp 377-384.
  
  
• Wels, C., Findlater, L., and McCombe, C. (2006): Assessment of groundwater impacts at the historic Mount Morgan Mine Site, Queensland, Australia. In proceedings of the 6th International Conference on Acid Rock Drainage, St Louis, Missouri, USA, March 26-30, 2006.
  
  
• Wels, C., Findlater, L., Shaw, S. and Laurencont, T. (2004): Mt Morgan Mine - A Case Study of ARD Impacted Groundwater. In proceedings of Mine Water 2004 - Process, Policy and Progress Newcastle upon Tyne, United Kingdom 20-24th September 2004, pp 235-245.
  
  
• Robertson, A. MacG. and Shaw, S. (2004): The Multiple Accounts Analysis of Pit Backfilling. Presentation published in proceedings of the 12th Annual Mine Design, Operations & Closure Conference, Polson, Montana, USA, 25-29 April, 2004.
  
  
• Robertson, A. MacG., and Shaw, S. (2004): Use of the Multiple Accounts Analysis Process for Sustainability Optimization. In proceedings of the SME Annual Meeting, Denver, Colorado, USA, 23-25 February, 2004.
  
  
• Matasovic, N., Caldwell, J. and Guptill, P. (2004): "The Role of Geotechnical Factors in Northridge Earthquake Residential Damage," Proc. 5th International Conference on Case Histories in Geotechnical Engineering, New York, New York, CD ROM Paper 8.13.
  
  
• C. Wels, A. MacG. Robertson, P. M. Madariaga (2004): Water Recovery Study for Pampa Pabellon Tailings Impoundment, Collahuasi, Chile. In proceedings of the 11th Annual Conference on Tailings and Mine Waste, Vail, Colorado, USA, 10-13 October, 2004.
  
  
• Robertson, A. MacG., Llyod, T., and Robins, M. (2003): Residue Disposal at Sadiola Hill Gold Mine. Stability Evaluation by Field Testing. In proceedings of the International Mining Conference, Johannesburg, SA, 2003.
  
  
• Wels, C. and Robertson, A. MacG. (2003): Conceptual model for estimating water recovery in tailings. In proceedings of the 10th International Conference on Tailings and Mine Waste, Vail, Colorado, USA, 12-15 October 2003, pp. 87-94.
  
  
• Robertson, A. MacG., and Shaw, S. (2003): Risk Management for Major Geotechnical Structures on Mines. In proceedings of Computer Applications in the Mineral Industries. CAMI, Calgary, Alberta, Canada, 8-10 September 2003.
  
  
• Jakubick, A., McKenna, G., and Robertson, A. (2003): Stabilisation of Tailings Deposits.International Experience. In proceedings of Mining and the Environment III, Sudbury, Ontario, Canada, 25-28 May, 2003.
  
  
• O'Kane, M., and Wels, C. (2003): Mine Waste Cover System Design – Linking Predicted Performance to Groundwater and Surface Water Impacts. In proceedings of the Sixth International Conference on Acid Rock Drainage, Cairns, Queensland, Australia, 14-17 July, 2003, pp. 341-350.
  
  
• Shaw, S., Wels, C., Robertson, A., Fortin, S., and Walker, B. (2003): Background characterization study of naturally occurring acid rock drainage in the Sangre de Cristo Mountains, Taos County, New Mexico. In proceedings of the Sixth International Conference on Acid Rock Drainage, Cairns, Queensland, Australia, 14-17 July, 2003, pp. 605-616.
  
  
• Wels, C., Lefebvre, R., and Robertson, A. (2003): An Overview of Prediction and Control of Air Flow in Acid-Generating Waste Rock Dumps. In proceedings of the Sixth International Conference on Acid Rock Drainage, Cairns, Queensland, Australia, 14-17 July, 2003, pp. 639-650.
  
  
• Wels, C. (2002): Use of Waterloo Barrier in Progressive Reclamation of Hydrocarbon Plume Proceedings of the 55th Canadian Geotechnical Conference, Niagara Falls, Ontario, October 20-23, 2002.
  
  
• Wels, C., Fortin, S. & Loudon, S. (2002): Assessment of Store-and-Release Cover for Questa Tailings Facility, New Mexico. In Tailings and Mine Waste 02, proceedings of the Ninth International Conference on Tailings amd Mine Waste, Fort Collins, Colorado, USA, 27-30 January 2002, pp. 459-468.
  
  
• Wels, C., Loudon, S. & Fortin, S. (2002): Factors Influencing Net Infiltration into Mine Rock Piles at Questa Mine, New Mexico. In Tailings and Mine Waste 02, proceedings of the Ninth International Conference on Tailings amd Mine Waste, Fort Collins, Colorado, USA, 27-30 January 2002, pp. 469-477.
  
  
• Shaw, S., Wels, C., Robertson, A. & Lorinczi, G. (2002): Physical and Geochemical Characterization of Mine Rock Piles at the Questa mine, New Mexico. In Tailings and Mine Waste 02, proceedings of the Ninth International Conference on Tailings amd Mine Waste, Fort Collins, Colorado, USA, 27-30 January 2002, pp. 447-458.
  
  
• Lefebvre, R., Lamontagne, A. Wels, C., & Robertson, A. MacG. (2002): ARD Production and Water Vapor Transport at the Questa Mine. In Tailings and Mine Waste 02, proceedings of the Ninth International Conference on Tailings amd Mine Waste, Fort Collins, Colorado, USA, 27-30 January 2002, pp. 479-488.
  
  
• Wels, C., O Kane, M., Fortin, S. and Christensen, D (2001): Infiltration Test Plot Study for Mine Rock at Questa Mine, New Mexico. Paper presented at the American Society for Surface Mining and Reclamation Conference, Proceedings Volume 1, pp. 195-209, June 2001, Albuquerque, New Mexico.
  
  
• Wels, C., O Kane, M., and Fortin, S. (2001): Assessment of Water Storage cover for Questa Tailings Facility, New Mexico. Paper presented at the American Society for Surface Mining and Reclamation Conference, Proceedings Volume 2, pp. 500-513, June 2001, Albuquerque, New Mexico.
  
  
• Wels, C., Loudon, S. and Newman, G. (2001): Modeling of Alterntive Cover Scenarios for Mine Rock Piles at the Zortman and Landusky Mine Sites. In: National Association of Abandoned Mine Lands Annual Conference, August 19-22, 2001, Athens, Ohio.
  
  
• Shaw, S.C, Robertson, A. MacG., Maehl, W.C., Kuipers, J. and Haight, S. (2001): Review of the Multiple Accounts Analysis Alternatives Evaluation Process Completed for the Reclamation of the Zortman and Landusky Mine Sites. Paper submitted for presentation at the National Association of Abandoned Mine Lands Annual Conference, August 19-22, 2001, Athens, Ohio.
  
  
• Robertson, A.MacG. (2000): International Experience in Tailing Pond Remediation. Wismut Tagungsband Internationale Konferenz 11. - 14.07.2000, in Schlema, Germany.
  
  
• Wels, C., Barnekow, M., Haase, M., Exner, M., and Jakubick, A.T (2000): A Case Stucy On Selfweight Consolidation Of Uranium Tailings. Paper presented at Uranium 2000; Conference held September 9-15, 2000, Saskatoon, Saskatchewan.
  
  
• Wels, C., Shaw, S., and Royle, M. (2000): A Case History Of Intrinsic Remediation Of Reactive Tailings Seepage For Questa Mine. Paper presented at the ICARD 2000 Conference, Proceedings Volume 1, pp. 441-458, May 2000, Denver, Colorado.
  
  
• Wels, C., Robertson, A. MacG., and Jakubick, A.T (2000): A Review of Dry Cover Placement on Extremely Weak, Compressible Tailings. Paper published in CIM Bulletin, Vol. 93, No. 1043, pp. 111-118, September 2000.
  
  
• Shaw, S.C., Robertson, A. MacG., and Maehl, W.C. (2000): Material Characterization and Prioritization of Remediation Measures at the Zortman/Landusky Mine Sites. In 2000 Billings Land Reclamation Symposium. March 20-24, 2000 Billings, Montana p. 346-358.
  
  
• Shaw, S.C. (2000): Geochemical Characterization and Water Quality Predictions for the Zortman/Landusky Reclamation Project. In Mine Design, Operations and Closure Conference 2000.
  
  
• Jambor,J.L., Groat, L.A., Shaw, S.C., Blowes, D.W., Hanton-Fong, C.J. (1999): Mineralogical Reactions in Lysimeters Containing Tailings with Different Sulfide Contents
  
  
• Robertson, A. MacG., Shaw, S.C. (1999): The Concept of Custodial Transfer of Mined Land. In Mine Water & Environment. 1999 IMWA Congress, Sevilla, Spain, v. II p. 765-771.
  
  
• Robertson, A.MacG., Shaw, S.C. (1999): Multiple Account Analysis for Tailings Site Selection. In Sudbury 99 conference proceedings, Mining and the Environment II, vol. 3, pp. 883-891.
  
  
• Wels, C., Robertson, A.MacG., and Jakubick, A.T. (1999): A Review Of Dry Cover Placement On Extremely Weak, Compressible Tailings. Paper presented at Sudbury 99 - Mining and the Environment II; Conference held September 13-15, 1999, Sudbury, Ontario.
  
  
• Wels, C., Robertson, A.MacG., and Jakubick, A.T. (1999): Cover Placement on Extremely Weak, Compressible Tailings. Paper presented at the Soft Tailings Stabilization Workshop, May 26-27, 1999, Edmonton, Alberta.
  
  
• Somasundaram, S., Caldwell, J.A., Loan, A.R., and LaFountain, L.J. (1999): "Design and Construction of an Evapotranspirative Cover at the OII Landfill" Solid Waste Association of North America. 4th Annual Landfill Symposium. Denver, Colorado June 28-30, 1999
  
  
• Zornberg, G.J., LaFountain, L., and Caldwell, J.A., (1999): "Design of Monocovers for Landfills in Arid Locations." Environmental Geotechnics, edited by Seco e Pinto, P. Proc. Third International Congress on Environmental Geotechnics. Lisbon, Portugal, 7-11 September 1998. Published by A.A. Balkema, Rotterdam and Brookfield. ISBN 90 5809 006 X
  
  
• Robertson, A.MacG., Wels, C. (1998): Assessment & Management of Risks Relating to Covers for Metal Leaching and ARD Mitigation Presented at the 5th Annual Metal Leaching/ARD Workshop, December 9-10th 1998, in Vancouver, BC.
  
  
• Robertson, A. MacG., Shaw, S.C. (1998): Alternatives Analysis for Mine Development and Reclamation. Proceedings of the 22nd Annual BC Mine Reclamation Symposium, Penticton, BC. Canada, September 14-17, 1998.
  
  
• Devenny,D., Robertson, A.MacG., Shaw, S. (1998): Post Mining Sustainable Use Plans Vs. Closure Plans.
  
  
• Robertson, A. MacG., and Shaw, S.C. (1997): Options for the Stabilization of Sludges from Acid Mine Drainage Water Treatment Plants. Prepared for Presentation to Wismut 97 Workshop, Wismut, Germany, September 23, 1997, 11 pages.
  
  
• Jakubick, A.T., Gatzweiler, R., Mager, D., and Robertson, A. MacG. (1997): The Wismut Waste Rock Pile Remediation Program of the Ronnenburg Mining District, Germany. In Fourth International Conference on Acid Rock Drainage, May 31 to June 6, 1997. Vancouver, B.C., Canada, p. 1285 - 1301.
  
  
• Wels, C., L. Smith, and R.D. Beckie (1997): The Influence Of Surface Sorption On Dispersion In Parallel Plate Fractures. Journal of Contaminant Hydrology 28 95-114
  
  
• Robertson, A. MacG. (1996): The Importance of Site Characterization for Remediation of Abandoned Mined Lands. Seminar Publication - Managing Environmental Problems at Inactive and Abandoned Metals Mine Sites. United States Environmental Protection Agency, Washington D.C., October 1996.
  
  
• Wels, C., L. Smith, and T.T. Vandergraaf (1996): The Influence Of Specific Surface Area On Transport Of Sorbing Solutes In Fractures. An Experimental Analyses. Water Resources Research 32. 1943 - 1954.
  
  
• Shaw, S.C., Groat, L.A., Jambor, J.L., Blowes, D.W., Hanton-Fong, C.J. and Stuparyk, R.A. (1996): Mineralogical Study of Base Metal Tailings With Various Sulfide Contents, Oxidized in Laboratory Column Oxidation and Field Lysimeter Studies. Environmental Geology, V. 33(2/3), p. 209-217.
  
  
• Jamieson, H.E., Shaw, S.C. and Clark, A.H. (1995): Mineralogical Factors Controlling Metal Release From Tailings at Geco, Manitouwadge, Ontario. In: Sudbury 95, Mining and the Environment, and eds. CANMET, vol 1, pp. 405-413.
  
  
• Santiago, J., Gonzalez, D., Caldwell, J. (1995): "Comparative Evaluation of International Practice in Remediating Hazardous and Radioactive Waste Sites," 5th International Conference on Radioactive Waste Management and Environmental Remediation, Berlin, Germany.
  
  
• Caldwell, J.A. (1995): "Waste Disposal Cell Covers: Practice, Problems, and Opportunities," Colloquium Presentation, The Desert Research Institute and the University of Reno, Nevada.
  
  
• Wels, C. and L. Smith (1994): Retardation Of Sorbing Solutes In Fractured Media. Water Resources Res. 30, 2547-2563.
  
  
• Mathis, J.I., Robertson, A. MacG. and Robertson, R.B. (1993): Mining below sea level. Design and performance of the south slope expansion at Island Copper. Proceedings of the International Congress on Mine Design, Kingston, Ontario, Canada, August 24-26.
  
  
• Chapman, J., Hockley, D., Robertson, A. MacG. and Broughton, L. (1993): Rock Pile Water Quality Modelling - The Q-ROCK Mathematical Model. Presented at the Environmental Management for Mining Conference, Saskatoon, October 27-29.
  
  
• Broughton, L.M. and Robertson, A. MacG. (1992): Reliability of ARD Testing. Workshop on U.S. EPA Specifications for Tests to Predict Acid Generation from Non-Coal Mining Wastes, Las Vegas, Nevada, July 30-31.
  
  
• Broughton, L.M. and Robertson, A. MacG. (1992): Acid Rock Drainage From Mines - Where We Are Now. IMM Minerals, Metals and Environment Conference, Manchester, U.K., February 4-6.
  
  
• Brodie, M.J., Robertson, A. MacG., Gadsby, J.W. (1992): Cost Effective Closure Plan Management for Metal Mines. 16th Annual Mine Reclamation Symposium, Smithers, B.C., June 15-18.
  
  
• Brodie, M.J., Broughton, L.M. and Robertson, A. MacG. (1991): A Conceptual Rock Classification System for Waste Management and a Laboratory Method for ARD Prediction from Rock Piles. Second International Conference on the Abatement of Acidic Drainage, Montreal, September 16-18.
  
  
• Broughton, L.M. and Robertson, A. MacG. (1991): Modelling of Leachate Quality from Acid Generating Waste Rock Dumps. Second International Conference on the Abatement of Acidic Drainage, Montreal, September 16-18.
  
  
• Wels, C., R.J. Cornett, and B.D. LaZerte (1991): Hydrograph Separation. Comparison Of Isotropic And Chemical Tracers. J. Hydrology 122:253-274.
  
  
• Wels, C., C.H. Taylor, R.J. Cornett, and B.D. LaZerte (1991): Streamflow Generation In A Headwater Basins On The Precambrian Shield. Hydrological Processes 4, 505-512.
  
  
• Wels, C., R.J. Cornett, and B.D. LaZerte (1990): Groundwater And Wetland Contributions To Stream Acidification. An Isotropic Analysis. Water Resources Res. 26. 2993-3003.
  
  
• Robertson, A. MacG. and Robertson, R.B. (1990): Geotechnical Considerations in the Design of the Island Copper Mine South Wall Pushback. International Symposium on Mine Planning and Equipment Selection in Surface Mining, the University of Calgary, November 7-9.
  
  
• Robertson, A. MacG. and Barton-Bridges, J.P. (1990): Cost Effective Methods of Long Term Acid Mine Drainage Control from Waste Rock Piles. GAC-MAC Conference, Vancouver, May.
  
  
• Hoopes, J., Caldwell, J.A., Bridgeman, B, Glover, W. (1990): ): "Management of the PIPP Program for the UMTRA Project Groundwater Restoration," Columbia Conference on Environmental Issues and Management of Waste in Energy and Mineral Production, Columbia University, New York
  
  
• Reith, C., Caldwell, J.A. (1990): "Vegetative Covers for Uranium Mill Tailings," Waste Management 90: Working Towards a Cleaner Environment, Tucson, Arizona.
  
  
• Caldwell, J.A., Shepherd, T.A. (1990): "Pile Stabilization and Groundwater Protection at Title I and Title II Uranium Mill Tailings Sites," U.S. Department of Energy Remedial Action Contractors Annual Conference, Albuquerque, New Mexico.
  
  
• Caldwell, J.A., Reith, C. (1990): "Cover Design for Uranium Mill Tailings Piles: A Standard for the Future," Western Regional Symposium on Mining and Mineral Processing Wastes, Berkeley, California.
  
  
• Healey, P.M. and Robertson, A. MacG. (1989): A Case History Of An Acid Generation Abatement Program For An Abandoned Copper Mine. Canadian Land Reclamation Association and the American Society of Surface Mining and Reclamation, Calgary.
  
  
• Barton-Bridges, J.P and Robertson, A. MacG. (1989): Design and Reclamation of Mine Waste Facilities To Control Acid Mine Drainage. Canadian Land Reclamation Association and the American Society for Surface Mining and Reclamation, Calgary, August.
  
  
• Barton-Bridges, J.P. and Robertson, A. MacG. (1989): Geotechnical Consideration in the Control of Acid Mine Drainage. One Day Symposium on Acid Mine Drainage, Vancouver Geotechnical Society, Vancouver, May.
  
  
• Robertson, A. MacG. (1989): Long Term Liability of Mine Wastes. Continuing Legal Education Seminar. Environmental Liability and Hazardous Waste Management, April 28,1989
  
  
• Peel, B., Caldwell, J.A. (1989): "Value Engineering in Hazardous Waste and Contaminant Remediation," HAZTECH International Conference, San Francisco, California.
  
  
• Caldwell, J.A., Leske, D., Coons, L. (1989): "Groundwater Protection and Restoration at Uranium Mill Tailings Disposal Sites," HAZTECH International Conference, San Francisco, California.
  
  
• Caldwell, J.A. (1989): "Long Term Engineering Requirements in Waste Disposal and Site Remediation," Annual National Association of Environmental Professionals Conference, Reno, Nevada.
  
  
• Caldwell, J.A., Reith, C. (1989): "Remedial Activities in Arid Areas: The Design of Hazardous Waste Cells in the Desert," New Mexico Hazardous Waste Management Society, 2nd Annual Hazardous Waste Management Conference and Exhibition.
  
  
• Caldwell, J.A., Kyllo, M.S., Matthews, M., J. D'Antonio (1989): "DOE Disposal Cell Design and Surveillance and Maintenance Programs,"Proc. Conference: Waste Management 89, The University of Arizona, Tucson, Arizona.
  
  
• Nowatzki, E.A. and Robertson, A. MacG. (1988): Cement Stabilization of Dewatered Mine Tailings and its Effect on Vehicle Mobility. ASCE Geotechnical Division Specialty Conference, Hydraulic Fill Structures 88, August 15-18, Colorado State University.
  
  
• Robertson, A. MacG., Barton-Bridges, J.P., and Cowdery, P. (1988): Control of Acid Generation for the Cinola Gold Project. International Conference on Control of Environmental Problems from Metal Mines, Norway.
  
  
• Robertson, A. MacG. and Skermer, N.A. (1988): Design Considerations For The Long-Term Stability of Mine Wastes. First International Environmental Workshop, Australian Mining Industry Council, Darwin, Volume 1.
  
  
• Robertson, A. MacG. (1988): Estimating Weak Rock Strength. AIME Annual General Meeting, Tucson, January.
  
  
• Robertson, A. MacG. (1988): Geotechnical Engineering in the Mining Industry. AIME Annual General Meeting, Tucson, January.
  
  
• Robertson, A. MacG. (1988): Long Term Prevention of Acid Mine Drainage. International Conference on Control of Environmental Problems from Metal Mines, Norway, 1988.
  
  
• Robertson, A. MacG. and Barton-Bridges, J.P. (1988): Management Options for the Short and Long-term Control of Acid Mine Drainage. Proceedings from AMIC Environmental Workshop, Volume II, Darwin, September.
  
  
• Caldwell, J.A., Rager, R.E., Coons, L. (1988): "Geotechnical and Groundwater Site Characterization on the UMTRA Project," 2nd International Conference on Case Histories in Geotechnical Engineering, Editor: Sahmshet Prakash, University of Missouri Rolla.
  
  
• Caldwell, J.A., Rager, R., LARSON, N.B. (1988): "The Impact of Proposed EPA Groundwater Standards on UMTRA Project Disposal Cell Design," Department of Energy, Remedial Action Program Annual Meeting.
  
  
• van Zyl, D. and Robertson, A. MacG. (1987): A Probabilistic Approach to the Long-term Stability Analysis of Uranium Tailings Impoundments. International Journal of Surface Mining 1.
  
  
• Robertson, A. MacG. (1987): Alternative Acid Mine Drainage Abatement Measures. Proceedings British Columbia Mine Land Reclamation Conference, Campbell River, B.C.
  
  
• Caldwell, J.A. and Robertson, A. MacG. (1987): An Evaluation of Geotechnical and Hydrologic Aspects of Uranium Mill Tailings Reclamation in the USA and Canada. Waste Management 87 Symposium, Tucson.
  
  
• Robertson, A. MacG., Olsen, R. and Pierce, G. (1987): Assessment of Weak Altered Rock Masses at the Island Copper Mine. Proceedings from SME Annual Meeting, Denver, February.
  
  
• Robertson, A. MacG. and Clifton, A.W. (1987): Design Consideration for the Long Term Containment of Tailings. 40th Canadian Geotechnical Conference, Regina, October.
  
  
• Robertson, A. MacG. (1987): The Influence of Depositional Methods on the Engineering Properties of Tailings Deposits. International Conference on Mining and Industrial Waste Management, Johannesburg, South Africa, August.
  
  
• Caldwell, J.A., Larson, N., Rager, R. (1987): "Assessment of the Effects of Potential Ground Subsidence on a Reclaimed Tailings Pile," in Geotechnical and Geohydrological Aspects of Waste Management, Editors Dirk J.A. Van Zyl et al. Lewis Publishers, Inc., Chelsea, Michigan.
  
  
• Caldwell, J.A., Larson, N., Rager, R. (1987): "Assessment of the Effects of Potential Ground Subsidence on a Reclaimed Tailings Pile," in Geotechnical and Geohydrological Aspects of Waste Management, Editors Dirk J.A. Van Zyl et al. Lewis Publishers, Inc., Chelsea, Michigan.
  
  
• Robertson, A. MacG., Moss, A.S. and Neimi, W.R. (1986): A Simple Tool to Measure Stress in Mine Backfill. Symposium in West Virginia.
  
  
• Robertson, A. MacG. and Caldwell, J.A. (1986): Geotechnical Stability Considerations in the Design and Reclamation of Tailings Impoundments. Geotechnical Stability in Surface Mining Symposium, University of Calgary, November.
  
  
• Morris, D.V., Caldwell, J.A., Schwarz, S.D. (1986): "Correlation of Geophysical and Geotechnical Site Investigation Methods," Proc. 22nd Symposium on Engineering Geology and Soils Engineering, Boise, Idaho.
  
  
• Caldwell, J.A., Kiel, J., Thatcher, J. (1986): "Environmental Considerations in the Design of the Cannon Mine Tailings Impoundment," Proc. 1st International Conference on Environmental Geotechnology, Allentown, P.A.
  
  
• Caldwell, J.A., Wathen, T.R., D'Antonio, J.R. (1986): "Criteria for Remedial Works at Inactive Uranium Tailings Piles," 2nd International Conference on Radioactive Waste Management, Winnepeg, Manitoba.
  
  
• Caldwell, J.A., Thackston, J.W., Portillo, R. (1986): "Geotechnical and Water Resource Aspects of Uranium Mill Tailings Pile Reclamation Projects," Proc. 4th Annual Hazardous Materials Management Conference, Atlantic City, N.J.
  
  
• Caldwell, J.A., Sluder, T., Crews, T. (1986): "Engineering Geology and Soils Engineering in the Development of the Cannon Mine," Proc. 22nd Symposium on Engineering Geology and Soils Engineering, Boise, Idaho.
  
  
• Robertson, A. MacG. and Clifton, A. (1985): Design Concepts in Uranium Waste Management. Proceedings of Seminar on Waste Management, Saskatoon, Saskatchewan.
  
  
• Robertson, A. MacG., Steffen, & Kirsten (1985): Mine Waste Disposal: An Update on Geotechnical and Geohydrological Aspects.
  
  
• Follin, S., Chedsey, G. and Robertson, A. MacG. (1984): Unconventional Uses of Geotechnical Tools for Impoundment Seepage Investigations. Sixth Symposium on Uranium Mill Tailings Management, Fort Collins, Colorado, February 1-3.
  
  
• Caldwell, J.A., Moore, Poulter, D.A., Smith (1984): "Impoundment Design for Cyanided Tailings: Case History Descriptions of McLaughlin and Cannon Mine," Proc. Conference on Cyanide and the Environment, University of Arizona; Tucson.
  
  
• Byrne, P.M., Morris D.V., Caldwell J.A. (1984): "Seismic Stability of a Tailings Impoundment on Soft Clayey Silt Deposits, Eighth World Conference on Earthquake Engineering," Vol. III, pp. 381 388, San Francisco
  
  
• Blight, G.E., Caldwell, J.A. (1984): "Abating Pollution from Abandoned Gold Residue Dams," SAIMM Journal, Vol. 84, No. 1.
  
  
• Caldwell, J.A., Stevenson, (1984): "Geotechnical Evaluations for Tailings Impoundments," Proc. 6th Regional Conference for Africa, ISSMFE, Harare, Zimbabwe.
  
  
• Caldwell, J.A., Smith A. (1984): "Heave of Coal Shale Fill," Canadian Geotechnical Journal, Vol 21. No. 2.
  
  
• Caldwell, J.A. and Robertson, A. MacG. (1983): Selection of Tailings Impoundment Sites. The Consulting Engineer in South Africa, October.
  
  
• Robertson, A. MacG. (1982): Deformation and Monitoring of Waste Dump Slopes. Proceedings 4th Canadian Symposium on Mining Surveying and Deformation Measurements, Banff, Alberta.
  
  
• Robertson, A. MacG., Fisher, J.W. and van Zyl, D. (1982): The Production and Handling of Dry Uranium and Other Tailings. Symposium on Uranium Mill Tailings Management, Colorado, December.
  
  
• Robertson, A. MacG. (1982): Site Selection and Design Options for Uranium Mine Waste and Plant Tailings. Institution of Mining and Metallurgy, Johannesburg, South Africa.
  
  
• Robertson, A. MacG. and Moss, A. (1981): Site Selection and Optimization Studies for Mill Sites and Tailings Impoundments. Asian Mining.
  
  
• Robertson, A. MacG. and Fisher, J.W. (1981): The Production and Management of Dry Tailings in Coal and Uranium.
  
  
• van Zyl, D. and Robertson, A. MacG. (1980): Design and Construction Options for Surface Uranium Tailings Impoundments. Proceedings from the 1st International Conference on Uranium Mining Waste Disposal, Vancouver, British Columbia.
  
  
• van Zyl, D. and Robertson, A. MacG. (1980): Subsurface Drainage of Tailings Impoundments. Some Design, Construction, and Management Considerations. Third Symposium on Uranium Mill Tailings Management, Colorado State University.
  
  
• Robertson, A. MacG., Shepherd, T. and van Zyl, D. (1980): Uranium Tailings Impoundment Site Selection. Symposium on Uranium Mill Tailings Management, Fort Collins, Colorado, November 24-25.
  
  
• Robertson, A. MacG., Bamberg, S. and Lange, G. (1978): Current Uranium Mill Wastes Disposal Concepts. A Multinational Viewpoint. Proceedings of Symposium of Uranium Mill Tailings Disposal, Colorado State University, Fort Collins, Colorado, November.
  
  
• Robertson, A. MacG. and Wagener, F. Von M. (1975): Lateral Swelling Pressures in Active Clay. Sixth Regional Conference for Africa on Soil Mechanics & Foundation Engineering, Durban, South Africa, September.
  
  
• Robertson, A. MacG. and Piteau, D.R. (1973): The Determination of Joint Populations and their Significance for Tunnel Stability Transactions of the Society of Mining Engineers, Volume 254, June.
  
  
• Robertson, A. MacG. (1971): Accounting for Cracks in Slope Stability Analysis. Fifth Regional Conference for Africa on Soil Mechanics and Foundation Engineering, Luanda Angola. Portuguese West Africa), August.
  
  
• Robertson, A. MacG. (1970): The Interpretation of Geological Factors for use in Slope Theory. Symposium: The theoretical background and planning of open pit mines with special reference to slope stability, Johannesburg, Aug. 31 - Sept. 5.
  
  
• Jennings, J.E. and Robertson, A. MacG. (1969): The Stability of Slopes Cut in Natural Rock. Proceedings from 7th International Congress on Soil Mechanics, Mexico City.
  
  
• Tolle, James M., Robinson, Charles S., and Robertson, A. MacG. (0): Case Study in the Use of Joint Dilation in Design of Post-Tensioned Anchors. International Symposium on Prestressed Rock and Soil Anchors.
  
  
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