Results 91 - 100 of 231

• Assessing the Safety Culture of Underground Coal Mining: Results and Recommendations
  2/23/2014 - Conference papers
  This manuscript details the process undertaken by researchers at the National Institute for Occupational Safety and Health Office of Mine Safety and Health Research to assess the safety culture at five underground coal mines across the United States.
• Post-Accident AMS System
  1/6/2014 - Contracts and cooperative agreements
  A contract to develop a robust, intrinsically safe system that will incorporate atmospheric monitoring, two-way communications and miner tracking, all in a single network.
• Emergency Communications and Tracking
  7/24/2013 - Research areas
  Emergency Communications and Tracking Topic Page
• Helmet Video Recorder Helps to Identify High Dust Exposure
  6/5/2013 - Unpublished documents and reports
  Mine operators have a new tool for identifying specific work tasks that cause high respirable dust exposure for workers.
• Visual feedback system to reduce errors while operating roof bolting machines
  2/1/2013 - Peer reviewed journal articles
  An experiment was conducted to explore coding and directional compatibility on roof bolting equipment and to determine the feasibility of a visual feedback system to alert operators of critical movements and workers in close proximity to the equipment.
• Technology News 551 - Through-the-Earth, Post-Accident Communications - an Emerging Technology
  12/1/2012 - Technology News
  A technology to provide a two-way communications system to improve miners' ability to communicate from underground to surface.
• System Reliability and Environmental Survivability
  9/22/2012 - Contracts and cooperative agreements
  A contract to develop a practical methodology with appropriate technical guidelines that enables mine operators and enforcement agencies to evaluate the reliability of underground communications, tracking, and atmospheric monitoring systems.
• Ultra-Low Frequency Through-the-Earth Communication Technology
  9/18/2012 - Contracts and cooperative agreements
  A contract to analyze, adapt, and test an existing ultra-low frequency (ULF), through-the-earth system for communication and tracking of underground mine personnel.
• Through-The-Earth Wireless Real-Time Two-Way Voice Communications
  9/17/2012 - Contracts and cooperative agreements
  A contract to design, build, and demonstrate a battery-powered, through-the-earth wireless voice communication system for overburdens of up to 600 feet.
• Passive Fiber Optic System for Locating, Tracking, and Communicating with Personnel in Coal Mines
  9/17/2012 - Contracts and cooperative agreements
  A contract to develop and demonstrate a modified, fiber optic-based perimeter security system to track personnel in an underground coal mine.