Results 141 - 150 of 224

• Standing Support Alternatives in Western United States Longwalls
  2/1/2006 - Peer reviewed journal articles
  This article compares the performance characteristics of various support systems, including wood cribs, can supports, cluster props and pumpable supports.
• An Overview of Standing Roof Support Practices and Developments in the United States
  10/1/2005 - Conference papers
  This paper provides an overview of the support design and application philosophy in the United States.
• Evaluation of the Impact of Standing Support on Ground Behavior in Longwall Tailgates
  8/1/2005 - Conference papers
  The conclusion drawn from this study was that standing supports do not have sufficient capacity to control main roof or floor loading or prevent the resulting convergence of the tailgate entry.
• Failure Mechanics of Multiple Seam Mining Interactions
  8/1/2005 - Conference papers
  This research seeks to provide design guidelines that enable mine planning engineers to assess the safety risk of an adverse multiple seam mining interaction based on mine geometry factors, mine layout factors, and site specific geologic conditions.
• Analysis of Highwall Mining Stability - The Effect of Multiple Seams and Prior Auger Mining on Design
  8/1/2005 - Conference papers
  The objective of this is paper is to review the current state of knowledge and practice in highwall mining.
• Analysis and Design of Rib Support (ADRS): A Rib Support Design Methodology for Australian Collieries
  8/1/2005 - Conference papers
  This paper summarises the results of a research project whose goal was to provide the Australian coal industry with a rib support design methodology and software tool that could be utilised by suitably qualified colliery staff.
• NIOSH Computer Programs for Bench Crest Failure Analysis in Fractured Rock
  3/1/2005 - Conference papers
  A package of bench design programs is being publicly released by the National Institute for Occupational Safety and Health (NIOSH). These programs are designed to provide a probabilistic estimate of the likelihood that various widths of catch bench will...
• Empirical Approaches for Opening Design in Weak Rock Masses
  3/1/2005 - Peer reviewed journal articles
  A major focus of ground control research presently being conducted by the Spokane Research Laboratory of the National Institute for Occupational Safety and Health (NIOSH) is to incorporate weak rock masses (such as are associated with operations in the ...
• Tests of Fibre-Reinforced Shotcrete at the Chief Joseph Mine, Butte, Montana
  2/1/2005 - Conference papers
  Researchers conducted tests to evaluate the tensile strength, fiber count, and adhesion of shotcrete applied to panels at the Chief Joseph Mine, a research and training facility operated by Montana Tech.
• Standing Support Alternatives in Western Longwalls
  2/1/2005 - Conference papers
  Western mines have had limited choices for standing support. This paper compares the performance characteristics of various support systems.