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  • SAIMM
    Studies of strength performance and deformation characteristic of layered rock

    By P. He

    Abstract This paper introduces the test results of dark-gray calcium-shale, discusses the infection of strength characteristic and deformation characteristic due to the angle between structural planes

    Jan 1, 2003

  • SAIMM
    A new evaluation method of JRC and its size effect

    By 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

  • SAIMM
    A critical investigation into identifying key focus areas for the implementation of blockchain applications in the mining industry

    By K. G. Philo, R. C. W. Webber-Youngman

    mining, where data-driven decision making optimizes resource extraction, enhances safety, and ensures sustainability. The adoption of digital technologies like artificial intelligence (AI) and the Int

    Jul 10, 2024

  • SAIMM
    Study on Tunneling in Rock Masses with Inclined Layers Using Discontinuous Deformation Analysis (DDA)

    By J. -H. Wu, S. Nishiyama, Y. Ohnishi

    The behaviors and stress distributions of the inclined jointed rock masses with different dip angles obtained from DDA are compared to the results of laboratory tests. By calculating the block stress

    Jan 1, 2003

  • SAIMM
    Noxious gas emissionss from the closed iron mines to the built-up areas on the surface

    By D. Grabowski, Z. Pokryszka

    ABSTRACT: Some residential areas of the iron basin of Lorraine (in the North-East of France) are affected by noxious gas emissions (under oxygenated, carbon dioxide loaded and radon loaded gas mixture

    Jan 1, 2003

  • SAIMM
    South Africa's Ferro Alloys Industry - Present Status And Future Outlook

    By T. R. Curr, W. A. Gericke, J. Basson

    South Africa is a leading player in the international ferro alloys industry. Historical factors that have contributed to this dominant position include an abundance of natural resources and relatively

    Jan 1, 2007

  • SAIMM
    Towards Benchmarking Of Safety Performance In The Platinum Sector

    By B. Genc

    Safety in South African mines is a subject of significant interest, since many mining companies are experiencing production deficits due to safety-related stoppages. In this paper, safety data from t

    Jan 1, 2012

  • SAIMM
    The interaction of rock mass properties and the project specific boundary conditions as basis for the design of deep excavation pits

    By R. Katzenbach, M. Vogler, U. Adamietz

    Abstract The design of deep excavation pits in rock mass is dependent as well on the mechanical properties of the rock mass as for example the orientation and the type of discontinuities like bed

    Jan 1, 2003

  • SAIMM
    Properties of excavation damaged zone caused by drill and blast excavation

    By J. Autio, H. Malmlund

    The excavation damage zone (EDZ) caused by drill and blast excavation consists of intense damage adjacent to the remaining half barrel of the blast hole, new fracturing induced by the blast and reacti

    Jan 1, 2003

  • SAIMM
    Deformability analysis of infinite jointed rock mass by the RCOD

    By K. Sugawara, Y. Hirakawa, A. Sato

    The rock mass properties such as deformability and permeability are highly dependent on the existence of cracks. The Ratio of Crack Opening Dependency (RCOD) was proposed as a new index to evaluate th

    Jan 1, 2003

  • SAIMM
    Evaluation of the importance of thermo-hydro-mechanical couplings on the performance assessment of a deep underground storage design

    By 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

  • SAIMM
    Berg Bock Freeway Tunnel: Optimizing the Heading Technique and the Operational Safety for the Tunnel built by the Shotcrete Method

    By C. Erichsen

    ABSTRACT: The Berg Bock Freeway Tunnel represents the southernmost link of the "Thuringian tunnel chain" of the new freeway A71 located in the eastern part of Germany. It comprises two tubes each 2700

    Jan 1, 2003

  • SAIMM
    Early shaft reef removal at Beatrix No. 3 Vertical Shaft

    By J. W. Klokow, S. L. Mulder

    Early removal of the shaft reef is usually considered necessary on deep level South African gold mines to avoid damaging stress build-up associated with traditional shaft-protection pillars. In the ca

    Jan 1, 2003

  • SAIMM
    Support / Aide Et Soutien

    If you have problems or questions relating to the installation of this disc, please either telephone Document Transformation Technologies at (+27 12) 667 2074, or e-mail: nigel@doctech.co.za Si

    Jan 1, 2004

  • SAIMM
    Assessment of mass modulus of a weathered argillaceous rock

    By Chris M. Haberfield, Neil D. Benson

    The assessment of overall modulus (or stiffness) of a fractured weak to moderately strong rock mass is a key parameter in the design of civil engineering works in these materials. It also provides th

    Jan 1, 2003

  • SAIMM
    Modeling of factors influencing the extent of mud infiltration in a fractured rock mass

    By C. Tan, C. Detournay

    Wellbore stability is a major concern for drilling in naturally fractured formations. The infiltration of drilling mud into the fractures is a factor, which may compromise wellbore integrity due to t

    Jan 1, 2003

  • SAIMM
    Development of Best Practice Guideline for the management of hot holes in surface coal mines

    By M. Mpofu, G. Stenzel, F. Magweregwede, B. Maphalala, T. Kgarume

    Surface coal operations in which mining activities are conducted above old underground workings experience hot holes after drilling. In a coal mine, hot holes are defined as shot holes, which after be

    Sep 9, 2024

  • SAIMM
    Stochastic simulation of the Fox Kimberlitic Diamond Pipe, Ekati Mine, Northwest Territories, Canada

    By L. Robles-Stefoni

    "Multiple-point simulation (MPS) methods have been developed over the last decade as a means of reproducing complex geological patterns while generating stochastic simulations. Some geological spatial

    Jan 1, 2016

  • SAIMM
    Engineering diagnostic features of a vibrating sieving screen’s advanced monitoring system in a mineral processing plant APCOM 2021

    By N. Duda, W. Koperska, S. Anufriiev, P. Stefaniak

    In mineral processing plants ore extracted from mines is processed to obtain a concentrate with the highest possible concentration of this valuable product. It is a complicated multi-stage process. U

    Sep 1, 2021

  • SAIMM
    The determination of stable inter-pillar spans at Tau Lekoa Mine

    Ground control problems in the form of large dome or wedge collapses have been experienced at Tau Lekoa Mine since production began. Crush pillars in various configurations have been used and through

    Jan 1, 2003