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The Construction Of Two Tunnels Through Expansive Volcanic ClaysBy C. S. Oteo, H. Suárez, P. de la Fuente
ABSTRACT: In the south of the Island of Gran Canaria (Spain) there appear layers of swelling clays inside volcanic formations of a fonolitic type, down to depths as low as 500 m, with thicknesses of 1
Jan 1, 2003
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Geotechnical Rock mass Evaluation of Givi Damsite, (Case study, Ardabil-Iran)By R. Ajalloian, L. Karimzadeh
This paper describes the engineering properties of Givi dam foundation. Givi dam will be built across the Givi River on the andesitic rocks (Karaj formation) in Ardabil province (northeast of Iran). G
Jan 1, 2003
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An intelligent system for visual monitoring of the ECS complex of the ‘Majdan III’ open pit mine, ‘Potisje-Kanjiza’, YugoslaviaBy K. Kasas, J Kermeci, S. Vujic, S. Secei, P. Kermeci
On the ‘Majdan III’ open pit mine, supplying with brick clays the production plants of the industry of building material ‘Potisje-Kanjiza’ from Kanjiza, a modern ECS (excavator-conveyor-spreader) comp
Jan 1, 2003
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Strong ground motion and site response of mine-induced seismic eventsBy S. K. Murphy, S. M. Spottiswoode, A. M. Milev, D. Geyser
A portable, stand-alone instrument especially designed for recording strong ground motion was used in this study to create a large database of peak particle velocities measured underground. A total nu
Jan 1, 2003
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Use of pumping packer tests and geometry of the joints to analyse flow and transport of contaminants in basaltic rockBy J. M. Cardoso, E. F. Quadros, A. Chiarini, F. Fernandes, G. Vilela, J. Ireno, L. C. Agostini
Based on the geological-geometric characterization of the basaltic rock at the site of a factory for chemical products situated in the Southern region of Brasil, and on results of a significant number
Jan 1, 2003
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Simulation of integrated underground mining-processingThe paper examines the design issues associated with the integration of mineral processing within underground mining systems. It demonstrates conceptual integrated system design options appropriate to
Jan 1, 2003
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Method statement for Excavation of Powerhouse Cavern Considering Mudstone Layers in Masjed Soleiman DamBy M. Shahabi, M. Kashfi
This paper briefly describes the excavation procedure of a powerhouse, comprising of its incremental excavation, reinforcement measures, and the installed monitoring system. During the first phase of
Jan 1, 2003
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Use of magnetic anistropy sensor for measurement of stresses on steel support and its potentialBy 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
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Strength, Deformability, and Micromechanics of Brittle Fracture in a Crystalline Rock Under True Triaxial Compressive StressesBy B. Haimson
A new loading apparatus was fabricated and used to conduct true-triaxial compression tests on KTB amphibolite, a crystalline basement rock. Tests in dry jacketed samples reveal that the intermediate p
Jan 1, 2003
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Simulation of the mechanical behaviour of a fracture in shear: implication of the distribution of the void spaceBy J. Riss, S. Gentier, A. Marache
The study of the hydromechanical behaviour of fractured rock masses requires a detailed knowledge of the isolated fractures. The aim of the paper is the simulation of the evolution of the void space,
Jan 1, 2003
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A new evaluation method of JRC and its size effectBy T. Saito, S. Murata
An original concept of JRC-diagram that can evaluate JRC and its size-effect by using a fractal model was proposed. In order to confirm the applicability of the JRC-diagram, first, JRC of the tensile
Jan 1, 2003
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Technique and its applications of computer monitoring and control for safety mining production process of coal industry in ChinaBy F. Ma, F. Yang, T. Zhao, P. Dai, Z. Shao, D. Zuo
With the development of modern digital technique, computers have been widely used to monitor and control in retrofitting traditional industries. In Chinese coal industry, some analog monitoring and co
Jan 1, 2003
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Work-related musculoskeletal disorders in the South African Mining IndustryBy B. Dias, P. C. Schutte
Work-related musculoskeletal disorders (WMSDs) affect the wellbeing of workers and result in poor quality work, lower work performance and decreased motivation. In contrast to ‘occupational’ diseases
Jan 1, 2003
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Method For Assessing Quality Of The VariogramBy H. J. Glass
Collection, preparation, and analysis of blasthole chippings is expensive. Frequently, interpolation of grades at unsampled locations is considered using techniques like kriging. A pre-requisite for k
Jan 1, 2003
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Influence Of Water Resources And Metal Ions On Galena Flotation Of Rosh Pinah OreBy G. Coetzer
During galena flotation of Rosh Pinah milled material, metal ions and salts contents of various water resources (deionized, simulated circulated, lead concentrate thickener, lead tailing thickener and
Jan 1, 2003
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Grain Size Modelling Of A Low Carbon Strip Steel During Hot Rolling In A Compact Strip Production (CSP) Plant Using The Hot Charge RouteBy W. Stumpf
Mill log analyses and complementary hot deformation studies were carried out on the as-cast structure and on a hot rolled structure of the same low carbon steel (SAE 1006) that had been processed acco
Jan 1, 2003
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Dynamic Support Rationale and SystemsBy U. Singh, E. T. Brown, J. Coxon
The rapid fracturing and deformation that occurs around excavations during rock bursts demand that support and reinforcement systems have both deformability and damping capabilities. The energy deman
Jan 1, 2003
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Factors limiting autonomy of chemical oxygen self-rescuersBy J. B. A. Solar Menéndez, M. A. Martínez Fidalgo, L. A. Alvarez-Santullano
1. ANTECEDENTS This present communication refers to the results of the research project entitled "Training in the correct use of chemical oxygen self rescue apparatus and also an analysis of apparatu
Jan 1, 2003
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What is driving the development of integrated technical enterprise systems in the mining industry?By I. Jones
Geologists, engineers, technicians and surveyors have successfully utilized technical software in the mining industry for over 30 years. Software for processing survey, geology, mine engineering and p
Jan 1, 2003
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Evaluation of the importance of thermo-hydro-mechanical couplings on the performance assessment of a deep underground storage designBy A. Rejeb, A. Millard
ABSTRACT: An evaluation of the importance of the thermo-hydro-mechanical couplings (THM) on the performance assessment of a deep underground storage design has been made as part of the international D
Jan 1, 2003