Results 21 - 30 of 514

• Roof Span Design for Underground Stone Mines
  7/1/2010 - Conference papers
  In this paper, the findings of a survey of roof span stability issues and design practices are presented, and the observed factors contributing to roof instability are discussed.
• The Ground Response Curve, Pillar Loading and Pillar Failure in Coal Mines
  7/1/2010 - Conference papers
  This paper makes use of numerical models to examine the interaction between typical pillar systems and the surrounding rock mass for weak and strong geological conditions at various spans and depths of cover.
• Machine-Related Injuries in the US Mining Industry and Priorities for Safety Research
  5/1/2010 - Peer reviewed journal articles
  Current research is addressing many machine safety issues in both underground and surface mining. This study identified some specific miner activities and machine types that may need further attention.
• Operating Speed Assessments of Underground Mining Equipment
  3/1/2010 - Peer reviewed journal articles
  This publication details the results of NIOSH studies to examine operating speeds based on usage and seam height.
• Modeling the Effect of Barometric Pressure Changes on Spontaneous Heating in Bleederless Longwall Panels
  3/1/2010 - Conference papers
  The effect of inflow and outflow of gas on the potential spontaneous heating in the gob was investigated using the computational fluid dynamics (CFD) model.
• Evaluation of the Wet Head Continuous Miner to Reduce Respirable Dust
  2/1/2010 - Conference papers
  This paper describes field tests conducted by NIOSH to evaluate the effectiveness of a wet head continuous mining machine for reducing dust exposure for continuous miner operators.
• An Analysis of the Potential of Roof Screening to Reduce Workers' Compensation Costs
  2/1/2010 - Conference papers
  The goal of this study was to determine the potential saving in workers' compensation (WC) premiums that could be achieved due to a reduction in rock fall injuries after roof screening.
• Noise Control in Underground Metal Mining
  12/1/2009 - Information Circulars
  This document describes principles of noise control to operators, safety personnel, and mechanics in the mining industry so that they can evaluate the extent of a noise problem, determine the best approach, and apply the most appropriate solution.
• Fall From Equipment Injuries in U.S. Mining: Identification of Specific Research Areas for Future Investigation
  9/1/2009 - Peer reviewed journal articles
  This study evaluates the circumstances leading to fall from equipment injuries in the mining industry.
• Technological Aspects of Solid-State and Incandescent Sources for Miner Cap Lamps
  9/1/2009 - Peer reviewed journal articles
  This paper describes the performance of LED and INC sources in cap lamps in terms of correlated color temperature, color rendering, light output, electric power, ambient temperature and air flow, and light source aging.