Author:Henry, G; Kuijpers, JDate:Aug 2011Underground mining is a high risk activity, and the design of an autonomous gold miner will reduce high risk to miners, monitor underground conditions and reduce costs. The narrow reef autonomous mining machine will be designed to be an ...Read more
Author:Henry, G; Johnson, D; Ilgner, H; Letlotla, SDate:Aug 2011This presentation looks at the way rocks break and the geological and geophysical aspects thereof. It it important to know that rocks are much weaker under tension (10 times) than under compression. Geological and geophysical factors play an ...Read more
Author:Van Der Merwe, CJDate:Sep 1993The report describes the findings of the research project on subsurface drainage. The need for drainage was quantified by evaluating HVS tests on wet pavements. Geotextiles were investigated and various tests performed. Soil/geotextile ...Read more