Conference Proceedings
Seventh International Conference & Exhibition on Mass Mining (MassMin 2016)
Conference Proceedings
Seventh International Conference & Exhibition on Mass Mining (MassMin 2016)
Results from Physical Models of Block Caving
This paper describes a physical modelling program that recreated block cave propagation in a geotechnical centrifuge. A brief description of the design of the test along with the sample material and monitoring equipment is given. The samples tested showed caving behaviour and fragmentation distributions that one would expect from caving mines, with one cave deviating due to pre-existing major discontinuities in the sample. A series of fractures formed ahead of and parallel to the cave, implying that an extensional failure mechanism may play a larger role in cave development than previously thought. The results of acoustic emission monitoring of the tests show a seismogenic zone advancing ahead of the cave; however, the quantity and quality of the data is too limited to draw any further conclusions.CITATION:Cumming-Potvin, D, Wesseloo, J, Jacobsz, S W and Kearsley, E, 2016. Results from physical models of block caving, in Proceedings Seventh International Conference and Exhibition on Mass Mining (MassMin 2016), pp 329-340 (The Australasian Institute of Mining and Metallurgy: Melbourne).
Contributor(s):
D Cumming-Potvin, J Wesseloo, S W Jacobsz, E Kearsley
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- Published: 2016
- PDF Size: 2.988 Mb.
- Unique ID: P201602037