Mining Publication: Technology News 445 - Updated Analysis of Longwall Pillar Stability (ALPS) Computer Program Incorporates New Coal Mine Roof Rating (CMRR)
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Original creation date: February 1995
Authors: Bureau of Mines
Technology News - February 1995
NIOSHTIC2 Number: 20035958
Pittsburgh, PA, U.S. Department of the Interior, Bureau of Mines, Technology News 445, 1995 Feb; :1-2
The objective of this work is to develop a comprehensive, practical method for designing longwall gate entries that considers coal pillar size, mine roof quality, and artificial support in an easy-to-use computer program.
Technology News - February 1995
NIOSHTIC2 Number: 20035958
Pittsburgh, PA, U.S. Department of the Interior, Bureau of Mines, Technology News 445, 1995 Feb; :1-2
See Also
- ALPS - Analysis of Longwall Pillar Stability - 5.4.02
- Analysis and Design Considerations for Superimposed Longwall Gate Roads
- CMRR - Coal Mine Roof Rating - 2.1.03
- Design Methods to Control Violent Pillar Failures in Room-and-Pillar Mines
- New Developments with the Coal Mine Roof Rating
- Pillar Design Issues for Underground Stone Mines
- Proceedings: New Technology for Ground Control in Retreat Mining
- Roof Span Design for Underground Stone Mines
- The State-of-the-Art in Coal Pillar Design
- Technology News 505 - NIOSH Releases New Coal Mine Roof Rating Software
- Technology News 516 - ARMPS-HWM: New Software for Sizing Pillars for Highwall Mining
- Using the Coal Mine Roof Rating (CMRR) to Assess Roof Stability in U.S. Coal Mines
Page last reviewed: September 21, 2012
Page last updated: April 23, 2015
Content source: National Institute for Occupational Safety and Health, Mining Program