Results 31 - 40 of 146

• Mitigation of Groundfall Hazards Through Integration of Novel Field and Numerical Techniques
  9/18/2020 - Contracts and cooperative agreements
  A capacity-building contract with the Colorado School of Mines to develope improvements in ground characterization, monitoring, analysis, and design approaches.
• Calibrating the LaModel Program for Deep Cover Pillar Retreat Coal Mining
  9/18/2020 - Contracts and cooperative agreements
  West Virginia University will calibrate the LaModel Program to aid in projecting success and accuracy of design methodologies for safe retreat mining.
• Durable Roof Support for Underground Metal Mines
  9/16/2020 - Research projects
  A project to employ state-of-the-art ground control science, in a targeted program of case studies, to develop engineering solutions for ground control hazards in underground metal mines.
• Two Sister Reports of Investigations on Ground Stress Research
  7/29/2020 - Publications
  Two Reports of Investigations provide detailed findings on ground stress redistribution resulting from mining, which could ultimately lead to significant improvements in the stability of mine excavations and ensure a safer working environment for miners.
• Analysis of ARMPS2010 Database with LaModel and an Updated Abutment Angle Equation
  1/1/2020 - Peer reviewed journal articles
  A paper presenting a new equation for calculating accurate abutment angles for deeper mining cases. The new equation was tested using both ARMPS2010 and LaModel for the entire case history database of ARMPS2010.
• Loading Characteristics of Mechanical Rib Bolts Determined Through Testing and Numerical Modeling
  1/1/2020 - Peer reviewed journal articles
  A study of the loading characteristics of mechanical bolts (stiffness and capacity) installed in coal ribs at five underground coal mines.
• Overview of Current US Longwall Gateroad Support Practices: An Update
  12/1/2019 - Peer reviewed journal articles
  An overview of recent trends in US longwall mining, with an emphasis on accident and injury trends, as well as support systems and ground conditions.
• Effect of Discontinuity Dip Direction on Hard Rock Pillar Strength
  4/2/2019 - Peer reviewed journal articles
  A study on the effect of the discontinuity dip direction on square and rectangular hard rock pillars.
• Deep Cover Bleeder Entry Performance and Support Loading: A Case Study
  1/24/2019 - Peer reviewed journal articles
  An article examining rear abutment extent and loading, along with how well current modeling procedures calculate those values.
• Blast Damage Control to Reduce Injuries from Ground Falls in Underground Western U.S. Hard Rock Mines
  2/15/2018 - Research projects
  A project to make available blast damage models and an easy-to-use software tool for mining engineers to use in developing improved blast designs.