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8/20/2013 - PC softwareSoftware for designing pillars for longwall mines
Technology News 445 - Updated Analysis of Longwall Pillar Stability (ALPS) Computer Program Incorporates New Coal Mine Roof Rating (CMRR)2/1/1995 - Technology NewsThe 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.
1/1/1993 - Reports of InvestigationsThis report investigates the removal of gate road chain pillars in conjunction with longwall retreat mining. The objective was to determine how the pillars, supplemental support, and entries were affected by the longwall abutment pressure.