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Shear-flow coupling properties of a rock joint and its modelling by Geographic Information System (GIS)
By Y. Mitani, F. Vallier, T. Esaki
Shear-flow coupling tests are conducted using an original apparatus, and a shear-flow coupling model using Geographic Information System (GIS) is developed in order to evaluate shear-flow coupling pro
Jan 1, 2003
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Notices South African Council of Professional Engineers
The Registrar has requested us to publish the following notices: COUNCIL'S POLICY REGARDING LATE APPLICATIONS IN TERMS OF SECTION 18(4) (b) OF THE PROFESSIONAL ENGINEERS' ACT, 1968 (ACT N
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Coal pillar loading systems
By J. N. Van der Merwe, D. P. Roberts
The two components of pillar design formula being used in South Africa are pillar strength and pillar load. While considerable effort has been directed to the determination of pillar strength, the oth
Jan 1, 2003
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Preliminary assessment of rockfall hazard based on GIS data
By V. Labiouse, M. Jaboyedoff
GIS documents are of great interest for a quick and low-cost determination of areas endangered by rockfalls. They allow (i) the detection of potential instabilities from steep slopes and cliff areas,
Jan 1, 2003
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Open Access To Metallurgical Publications - Synopsis
By R. T. Jones
Technical publications in the field of mining and metallurgy have existed for a long time. Recent developments in electronic publishing on websites make it possible to disseminate information more wid
Jan 1, 2012
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Rock cut slope stability analysis in Sinpal-Ildong region using distinct element method
By J. H. Rhee, H. B. Ku, J. S. Lee, H. J. Park, B. S. Jang
A large wedge failure had occurred in the study area which was under construction. Therefore, in order to analyze the potential instability for this rock slope, the authors conducted numerical analys
Jan 1, 2003
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A design methodology for mechanised stoping with stable support pillars at depth in the Bushveld Complex
By D. A. Spencer, L. J. Gardner
In light of the apparent productivity benefits provided by mechanised stoping, Impala Platinum Limited commissioned a study to investigate its possible implementation for mining reserves located 1200
Jan 1, 2003
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Mechanical–transport processes in salt: consequences for abandonment of underground exploitations
By M. Ghoreychi, X. Daupley
ABSTRACT: The paper is devoted to two major aspects related to the abandonment of salt mines: 1)- Long-term risk associated with the mechanical instability of surface and its consequences for public s
Jan 1, 2003
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What boundary conditions should we apply? Applications to tunneling and to the AECL Underground Research Laboratory
By B. Amadei, F. Tonon
Rock stress measurement is cast in the more general context of the determination of boundary conditions for rock engineering. A study on the effect of elastic anisotropy on underground excavations rev
Jan 1, 2003
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Presidential Address: Truth and Error in Scientific Publishing
By R. T. Jones
"SynopsisScientific progress relies on the publication of ideas and experimental results that can be replicated, tested, and improved over time. The first printed book on metallurgy to have been publi
Jan 1, 2015
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Case Studies Of Simultaneous Mining And Mineral Processing Optimization Applied To Platinum And Nickel Operations ? Synopsis
By S. Burks
This paper develops the themes explored by the authors at the Fourth International Platinum Conference,. Optimization techniques can be used to significantly increase the value of mining businesses by
Jan 1, 2013
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Presidential Address: How the MacArthur- Forrest cyanidation process ensured South Africa's golden future
By C. E. Fivaz
SYNOPSIS Tribute is paid to J.S. MacArthur and the Forrest brothers for their invention. The opinion is expressed that the successful application of their process, not only saved the gold-mining indu
Jan 1, 1988
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Characterisation of cellular lightweight concrete and timber stope supports
By P. N. Erasmus, M. Heyns, M. J. Pretorius
The characteristic of stope supports plays a vital role in the design of the supports. This paper deals with the characterisation of both cellular lightweight concrete and timber supports since both
Jan 1, 2003
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In search of a new development strategy for the beneficiation and export of South Africa's minerals (Presidential Address)
By H. E. James
Much has been said and written about the need to reduce South Africa's dependence on gold. To compensate for the decline in the country's foreign-exchange earnings resulting from the phasing
Jan 1, 1985
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Large-scale 3D characterisation of in-situ stress field in a complex mining district prone to rockbursting
By J. P. Josien, J. F. Noirel, F. Lahaie, P. Bigarre, M. Al Heib
ABSTRACT: In June 2001, a fatal rockburst affected a longwall face in the Houillères du Bassin de Lorraine (HBL), France. Subsequently, a large operation of in situ stress measurements by overcoring w
Jan 1, 2003
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The Corrosion Behaviour Of Steel In Seawater
By H Möller
The purpose of this paper is to give an overview of the corrosion behaviour of steel in seawater. It is shown that the corrosion products (oxy-hydroxides and calcareous deposits) that are formed durin
Jan 1, 2006
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A review of information on the influence of plan curvature on rock slope stability and its effect on the volume of wedge failures
By R. Armstrong
The stability of rock slopes is significantly influenced by their curvature in plan view. The importance of this in open pit mining is indicated by the fact that, in a deep pit, steepening of the slop
Jan 1, 2003
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Time-dependent behaviour of Tournemire argillites (France)
By A. Rejeb
ABSTRACT: This paper contributes to the study of underground structures in argillaceous media, especially Tournemire argillites (Aveyron, France). The basic results obtained over six years in two expe
Jan 1, 2003
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South Africa's position in the world's supply of minerals
By B. G. Russell
A wide range of minerals is found within the Republic of South Africa, many of which are exploited to a greater extent than in similar deposits found elsewhere. It is often asked whether this is atrib
Jan 1, 1986
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Use of magnetic anistropy sensor for measurement of stresses on steel support and its potential
By H. Sekimoto, T. Matsuoka, K. Yasuhara, M. Ota, S. Akutagawa
A magnetic anisotropy sensor is used for nondestructive measurement of stress on surfaces of a ferromagnetic material, such as steel. The sensor is built on the principle of the magneto-strictive effe
Jan 1, 2003