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  • SME
    The Influence of a Continuous Mining Machine and Roof/Rib Mesh on Magnetic Proximity Detection Systems Mining, Metallurgy and Exploration (f3f9caae-7ddd-4734-aba6-75a1893d7f35)

    By Jacob Carr, Christopher C. Jobes, Chenming Zhou, LaTasha R. Swanson, Jennica Bellanca, Jingcheng Li

    Magnetic proximity detection systems (PDSs) are used with continuous mining machines (CMMs) to protect miners from striking and pinning accidents. Generators are used in a PDS to create magnetic field

  • SME
    Columbus Circle Station Complex - History and Rehabilitation

    By Aram Grigoryan

    This paper addresses historical aspects and construction sequencing of the subway complex under Columbus Circle in Manhattan; the structural elements of the rehabilitation and new construction; and th

    Jan 1, 2008

  • SME
    Evaluation of Geological Conditions Ahead of TBM Using Seismic Reflector Tracing and TBM Driving Data

    By Descour Jozef, Suguru Shirasagi, Takuji Yamamoto, Koji Murakami

    For TBM tunneling no visual inspection of excavated ground is possible. This may hinder the high-speed excavation, particularly in complex ground conditions. The TBM Excavation Control System was deve

    Jan 1, 2007

  • SME
    Construction of the Combined Sewage Overflow Tunnel for the City of Fall River

    By Shemek Oginski

    The 5 km (16,194 lf) of 6.1m (20 ft) diameter TBM driven tunnel built by the J.F.Shea Co. will serve as sewage overflow storage. The TBM tunnel and four connecting tunnels excavated by drill and blast

    Jan 1, 2005

  • SME
    The Role Of The MMAJ And The Activities Of The Japanese Mining Industry In Global Resources Development

    By H. Ikeda

    INTRODUCTION [Slide 1] The Role of the MMAJ Ladies & Gentlemen, it is a pleasure for me to be able to make a speech at this SME annual meeting, representing the Metal Mining Agency of Japan.

    Jan 1, 2001

  • SME
    Batu Hijau: From Discovery to Production

    By Thomas J. DeMull

    Development of the Batu Hijau copper project was completed in the fourth quarter of 1999 with the formal handover and start-up of ore processing facilities. The project began in August 1996 when the

    Jan 1, 2002

  • SME
    Design and Construction of Tunnel and Shaft Plugs

    By James W. Marold

    Tunnel and shaft plugs have been designed to assist in construction of new and rehabilitation of existing tunnels and shafts. Tunnel plugs have been used to provide construction access for side by sid

    Jan 1, 2008

  • SME
    Mining, EPA, and toxic waste : Will your mining company be liable?

    By Peter Haller

    Introduction The impact of the Comprehensive Environmental Response, Compensation, and Liability Act, or Superfund, as well as the Resource Conservation and Recovery Act (RCRA) and their state counte

    Jan 2, 1987

  • SME
    Mining Intelligence Tools - How To Consolidate Information And Drive Business Decisions

    By F. Mielli

    Mine operation managers are constantly tasked with identifying new ways to produce more, while using less. Mine effectiveness and reliability is the foundation of improving operational performance. Ti

    Feb 27, 2013

  • SME
    Health Effects Of Amosite Mining And Milling In South Africa

    By Jill Murray

    This study focuses on the amosite mining region in South Africa and associated health effects, compared to other mined asbestos fiber types. Historically, dust and fiber levels were high in the amosit

    Jan 1, 2007

  • SME
    Construction of a Mixed Face Reach Through Granitic Rocks and Conglomerate

    By John J. Murray, Michael T. McRae, Michael A. Krulc, Kathy L. Schuler

    The San Vicente Pipeline Tunnel Project involves the construction of an 8.5-foot-diameter water pipeline in an 11 mile tunnel in San Diego, California. The tunnel is located in extremely variable geol

    Jan 1, 2007

  • SME
    Design Principles for Soft Ground Cutterheads

    By Werner Burger

    The last decade has witnessed a rapid development and application of slurry and EPB type tunnel boring machines. Both soft ground types are able to excavate tunnels in unstable ground conditions below

    Jan 1, 2007

  • SME
    Estimation Of Incremental Haulage Costs By Mining Historical Data And Their Influence In The Final Pit Limit Definition

    By R. Benito

    This paper describes the application of modern data-analysis tools, such as data mining, to determine a representative cost driver for haulage activity. This cost driver was subsequently used to trace

    Jan 1, 2008

  • SME
    Enhancement Of Bacterial Iron And Sulfate Respiration For In-Situ Bioremediation Of Acid Mine Drainage Sites: A Case Study

    By James M. Harrington, A. Azra Bilgin, JoAnn Silverstein

    The prevention of AMD in situ is more attractive compared to subsequent downgradient treatment alternatives that do not involve source control. AMD source control can be achieved by shifting the micr

    Jan 1, 2005

  • SME
    Near real time monitoring of diesel particulate matter in underground mines

    By S. Janisko

    Studies have linked long-term inhalation of diesel exhaust with adverse health effects such as cardiovascular disease, cardiopulmonary disease, and lung cancer. Diesel exhaust levels in underground mi

    Jan 1, 2009

  • SME
    Effects of Temperature and pH on Pressure Filtration of Coal Refuse Slurry Mining, Metallurgy and Exploration (08bb591f-8b35-4c27-9be5-b591d55e4b86)

    By G. S. S. Raman, M. S. Klima

    Coal refuse slurries stored in tailings impoundments can potentially lead to environmental concerns such as effluent seepage, property devaluation, and in extreme cases, dam failures. Pressure filtrat

  • SME
    Effects of Temperature and pH on Pressure Filtration of Coal Refuse Slurry

    By G. S. S. Raman, M. S. Klima

    Coal refuse slurries stored in tailings impoundments can potentially lead to environmental concerns such as effluent seepage, property devaluation, and in extreme cases, dam failures. Pressure filtrat

    Jun 17, 2019

  • SME
    Effects of Temperature and pH on Pressure Filtration of Coal Refuse Slurry Mining, Metallurgy and Exploration

    By G. S. S. Raman, M. S. Klima

    Coal refuse slurries stored in tailings impoundments can potentially lead to environmental concerns such as effluent seepage, property devaluation, and in extreme cases, dam failures. Pressure filtrat

  • SME
    Microcomputers and Mining : Administrative and Geotechnical Software

    By Thomas C. Shapiro

    This is the final article in a three-part series on microcomputers and application software in the mineral industry. The first article covered microcomputer terms and concepts. The second discussed ex

    Jan 4, 1984

  • SME
    Prediction of Surface Subsidence by Probability Function Integration Method

    By W. L. Zhong

    Probability function integration method is one of the influence function method. It is a widely accepted method in many mining districts in China and Poland mainly because its theory and formulae can

    Jan 1, 1986