The University of Queensland

Characterising the in situ fragmentation of a fractured rock mass using a discrete fracture network approach

Rogers, S., Kennard, D., Dershowitz, W. and As, A. (2007). Characterising the in situ fragmentation of a fractured rock mass using a discrete fracture network approach. Rock Mechanics: Meeting Society's Challenges and Demands: Proceedings of the 1st Canada-US Rock Mechanics Symposium, Vancouver, Canada, 27-31 May 2007. (pp. 137-143) Taylor and Francis. doi: 10.1201/noe0415444019-c18

Computational modeling of multiple fragmentation in rock masses with application to block caving

Rance, J., As, A., Owen, D., Feng, Y. and Pine, R. (2007). Computational modeling of multiple fragmentation in rock masses with application to block caving. Rock mechanics: meeting society's challenges and demands: proceedings of the 1st Canada-US Rock Mechanics Symposium, Vancouver. (pp. 477-484) Taylor & Francis. doi: 10.1201/noe0415444019-c59

Block Caving Lift 1 of the Northparkes E26 Mine

A van As, M House and J Dudley (2001). Block Caving Lift 1 of the Northparkes E26 Mine. Stock Image Underground Mining Methods: Engineering Fundamentals and International Case Studies. (pp. i-728) edited by William A. Hustrulid and Richard L. Bullock. Denver, USA: Society for Mining, Metallurgy & Exploration.

Geotechnical engineering for mass mining

van As, Andre (2020). Geotechnical engineering for mass mining. SEG Discovery (120), 22-31. doi: 10.5382/geo-and-mining-06

In situ monitoring of rock fracturing using shear wave splitting analysis: An example from a mining setting

Wuestefeld, Andreas, Kendall, J. Michael, Verdon, James P. and Van As, Andre (2011). In situ monitoring of rock fracturing using shear wave splitting analysis: An example from a mining setting. Geophysical Journal International, 187 (2), 848-860. doi: 10.1111/j.1365-246X.2011.05171.x

A novel methodology for verifying height of draw in a cave mine through drawpoint sampling and drawpoint geological observations

Van Hout, G.J., Taylor, K. and van As, A. (2023). A novel methodology for verifying height of draw in a cave mine through drawpoint sampling and drawpoint geological observations. The World Mining Congress 2023, Brisbane, QLD Australia, 26-29 June 2023. Brisbane, QLD Australia: 26th World Mining Congress (WMC 2023).

Understanding the complex interactions between geo-risks, mine design and operation in deep cave mines

van As, Andre (2023). Understanding the complex interactions between geo-risks, mine design and operation in deep cave mines. 26th World Mining Congress (WMC 2023), Brisbane, QLD Australia, 26-29 June 2023. Brisbane, QLD Australia: 26th World Mining Congress (WMC 2023).

The design and operating philosophies of panel vs block caving

van As, Andre and Guest, Alan (2020). The design and operating philosophies of panel vs block caving. Eighth International Conference & Exhibition on Mass Mining, Virtual, 4-8 October 2020. Santiago, Chile: University of Chile, Santiago. doi: 10.36487/acg_repo/2063_10

Microseismic monitoring of the Oyu Tolgoi Hugo North Lift 1

Mercier, Jean-Philippe, Van As, Andre, Carlson, Christopher and Ochir, Batdelger (2018). Microseismic monitoring of the Oyu Tolgoi Hugo North Lift 1. Fourth International Symposium on Block and Sublevel Caving, Vancouver, BC, Canada, 15-17 October 2018. Perth, WA, Australia: Australian Centre for Geomechanics. doi: 10.36487/acg_rep/1815_65_mercier

Past learnings focus innovative solutions to future cave mining

Stegman, Craig, Van As, Andre and Peebles, Elton (2018). Past learnings focus innovative solutions to future cave mining. Fourth International Symposium on Block and Sublevel Caving, Vancouver, BC, Canada, 15-17 October 2018. Perth, WA, Australia: Australian Centre for Geomechanics. doi: 10.36487/acg_rep/1815_0.3_stegman

Cave tracker flow monitoring system installation at Argyle Diamond Mine

Whiteman, D., Talu, S., Wilson, M., Van As, A. and Kuiper, P. (2016). Cave tracker flow monitoring system installation at Argyle Diamond Mine. Seventh International Conference & Exhibition on Mass Mining (MassMin 2016), Sydney, NSW, Australia, 9 - 11 May 2016. Carlton, VIC, Australia: Victoria Australasian Institute of Mining and Metallurgy.

Development and implementation of the CaveCAD ground support module for cost and safety improvements in block cave mines

Savage, E., Talu, S., Sturm, P. and Van As, A. (2016). Development and implementation of the CaveCAD ground support module for cost and safety improvements in block cave mines. MassMin 2016 - 7th International Conference & Exhibition on Mass Mining 2016, Sydney, NSW, Australia, 9 - 11 May 2016. Carlton, VIC, Australia: Australasian Institute of Mining and Metallurgy.

Wireless system for monitoring cave-back propagation

Steffen, S., Poulsen, J., Van As, A., Talu, S., Watt, G. and Ooi, J. (2016). Wireless system for monitoring cave-back propagation. Seventh International Conference & Exhibition on Mass Mining (MassMin 2016), Sydney, NSW, Australia, 9 - 11 May 2016. Carlton, VIC, Australia: Victoria Australasian Institute of Mining and Metallurgy.

Quantification of preconditioning efficiency in cave mining

Reyes-Montes, J. M., Young, R. P. and Van As, A. (2012). Quantification of preconditioning efficiency in cave mining. MassMin 2012, Sudbury, ON, Canada, 10 - 14 June 2012. Sudbury, ON, Canada: Canadian Institute of Mining, Metallurgy and Petroleum.

The design and development of an integrated cave management system

Mol, M.J., Van As, A., Tosen, Royce and McGaughey, John (2012). The design and development of an integrated cave management system. MassMin 2012, Sudbury, ON, Canada, 10 - 14 June 2012. Sudbury, ON, Canada: Canadian Institute of Mining, Metallurgy and Petroleum.

Major hazards associated with block caving

Ross, I. T. and Van As, A. (2012). Major hazards associated with block caving. MassMin 2012, Sudbury, ON, Canada, 10 - 14 June 2012. Sudbury, ON, Canada: Canadian Institute of Mining, Metallurgy and Petroleum.

The implication of high block heights on cave flow and recoveries

Van As, A., Power, G. P. and Van Hout, G. J. (2011). The implication of high block heights on cave flow and recoveries. 45th US Rock Mechanics / Geomechanics Symposium, San Francisco, CA, United States, 26 - 29 June 2011.

A new approach to hydraulic fracturing modeling in naturally fractured reservoirs

Damjanac, Branko, Gil, Ivan, Pierce, Matt, Sanchez, Marisela, Van As, Andre and McLennan, John (2010). A new approach to hydraulic fracturing modeling in naturally fractured reservoirs. 44th U.S. Rock Mechanics Symposium and 5th U.S.-Canada Rock Mechanics Symposium, Salt Lake City, UT, United States, 27 - 30 June 2010. Red Hook, NY, United States: Curran Associates.

Installing smart markers to monitor lift 2 north extension ore flow behaviour

Talu, Sami, Van As, Andre, Henry, R, Hilton, J and Whiteman, Dylan (2010). Installing smart markers to monitor lift 2 north extension ore flow behaviour. Second International Symposium on Block and Sublevel Caving, Perth, Australia, 20-22 April 2010. Perth, WA, Australia: Australian Centre for Geomechanics. doi: 10.36487/acg_rep/1002_43_talu2

Lift 2 north extension cave performance

Talu, Sami, Van As, Andre, Seloka, William and Henry, R (2010). Lift 2 north extension cave performance. Second International Symposium on Block and Sublevel Caving, Perth, Australia, 20-22 April 2010. Perth, WA, Australia: Australian Centre for Geomechanics. doi: 10.36487/acg_rep/1002_28_talu1

Measurement of hydraulic fracture growth in a naturally fractured orebody for application to preconditioning

Jeffrey, Robert, Van As, Andre, Zhang, Xi, Bunger, Andrew and Chen, Zuorong (2010). Measurement of hydraulic fracture growth in a naturally fractured orebody for application to preconditioning. Second International Symposium on Block and Sublevel Caving, Perth, Australia, 20-22 April 2010. Perth, WA, Australia: Australian Centre for Geomechanics. doi: 10.36487/acg_rep/1002_45_jeffrey

The critical earthquake concept applied to block caving — evidence for cooperative behaviour during failure

White, Hylton, Van As, Andre, White, D and O’Keefe, B (2010). The critical earthquake concept applied to block caving — evidence for cooperative behaviour during failure. Second International Symposium on Block and Sublevel Caving, Perth, WA, Australia, 20-22 April 2010. Perth, WA, Australia: Australian Centre for Geomechanics. doi: 10.36487/acg_rep/1002_2_white

Measuring hydraulic fracture growth in naturally fractured rock

Jeffrey, Robert G., Bunger, Andrew, LeCampion, Brice, Zhang, Xi, Chen, Zuorong, van As, Andre, Allison, David P., De Beer, Willem, Dudley, John Wesley, Siebrits, Eduard, Thiercelin, Marc J. and Mainguy, Marc (2009). Measuring hydraulic fracture growth in naturally fractured rock. SPE Annual Technical Conference and Exhibition, New Orleans, LA, United States, 4-7 October 2009. SPE. doi: 10.2118/124919-ms

Characterization and empirical analysis of block caving induced surface subsidence and macro deformations

Woo, K., Eberhardt, E. and Van As, A. (2009). Characterization and empirical analysis of block caving induced surface subsidence and macro deformations. ROCKENG09, Toronto, ON, Canada, 9 - 15 May 2009. Toronto, ON, Canada: Geogroup.

Long-range terrestrial digital photogrammetry for discontinuity characterization at Palabora open-pit mine

Sturzenegger, Matthieu , Stead, Doug, Beveridge, Andy, Lee, Sung and Van As, Andre (2009). Long-range terrestrial digital photogrammetry for discontinuity characterization at Palabora open-pit mine. ROCKENG09, Toronto, ON, Canada, 9 - 15 May 2009. Toronto, ON, Canada: Geogroup.

Implications of widely spaced drawpoints

Andre van As and Gert Van Hout (2008). Implications of widely spaced drawpoints. Massmin 2008, Luleå, Sweden, 9-11 June 2008. Luleå: Luleå tekniska universitet:

Transition from surface to underground mining - understanding complex rock mass interactions through the integration of mapping, monitoring and numerical modelling data

Eberhardt, Erik, Stead, Douglas, Elmo, Davide, Dunbar, W, Scoble, Malcolm, Van As, Andre, Moss, Allan, Vyazmensky, Alexander, Tollenaar, Roderick, O’Connor, C, Eissa, H and Sturzenegger, Matthieu (2007). Transition from surface to underground mining - understanding complex rock mass interactions through the integration of mapping, monitoring and numerical modelling data. International Symposium on Rock Slope Stability in Open Pit Mining and Civil Engineering, Perth, Australia, 12-14 September 2007. Perth, WA, Australia: Australian Centre for Geomechanics. doi: 10.36487/acg_repo/708_19

Northparkes Mines - Design, sudden failure, air-blast and hazard management at the E26 block cave

Ross, I. and van As, A. (2005). Northparkes Mines - Design, sudden failure, air-blast and hazard management at the E26 block cave. 9th Australasian-Institute-of-Mining-and-Metallurgy Underground Operators Conference 2005, Perth Australia, Mar 07-09, 2005. PARKVILLE VICTORIA: AUSTRALASIAN INST MINING & METALLURGY.

Design and Implementation of Seismic Monitoring Systems in a Block-Cave Environment

H. White, W. De Beer, A. Van As and D. Allison (2004). Design and Implementation of Seismic Monitoring Systems in a Block-Cave Environment. Massmin 2004, Santiago, Chile, 22-25 August 2004. Chile : Instituto de Ingenieros de Chile, ©2004..

Hydraulic fracturing used to precondition ore and reduce fragment size for block caving

A van As, R. G. Jeffrey, E. Chacon and V. Barrera (2004). Hydraulic fracturing used to precondition ore and reduce fragment size for block caving. Massmin 2004, Santiago, Chile, 22-25 August 2004. Chile : Instituto de Ingenieros de Chile, ©2004..

Preconditioning by hydraulic fracturing for block caving in a moderately stressed naturally fractured orebody

A. van As, R.G. Jeffrey, E. Chacon and V. Barrera (2004). Preconditioning by hydraulic fracturing for block caving in a moderately stressed naturally fractured orebody. Massmin 2004, Santiago, Chile, 22-25 August 2004. Chile : Instituto de Ingenieros de Chile, ©2004..

Caving induced by hydraulic fracturing at Northparkes Mines

Van As, A. and Jeffrey, R. G. (2000). Caving induced by hydraulic fracturing at Northparkes Mines. 4th North American Rock Mechanics Symposium: Pacific rocks 2000 : 'Rock around the rim, Seattle, WA, United States, 31 July - 3 August 2000. Rotterdam, Netherlands: A A BALKEMA PUBLISHERS.

Hydraulic fracturing as a cave inducement technique at Northparkes mines

van As, A and Jeffrey, RG (2000). Hydraulic fracturing as a cave inducement technique at Northparkes mines. MASSMIN 2000 Conference, Brisbane Australia, Oct 29-Nov 02, 2000. PARKVILLE VICTORIA: AUSTRALASIAN INST MINING & METALLURGY.

Numerical Modelling as a Tool to Estimate Time-Dependant Slope Failures

A. van As (1994). Numerical Modelling as a Tool to Estimate Time-Dependant Slope Failures. The Application of Numerical Modeling in Geotechnical Engineering, Johannesburg, South Africa, September 1994. Johannesburg, South Africa: SANIRE.