NIOSH Mining Software

August 2003

ARMPS - Analysis of Retreat Mining Pillar Stability


See also: NIOSH mining products
Type: Analysis Software
Version: 5.1.22  (02-11-2008)
Operating System: Windows® (all versions)
Audience: Mine operators
Installation Notes: The download file is a self-extracting executable which will automatically run a setup program.
EXE
14.11 MB

ARMPS (Analysis of Retreat Mining Pillar Stability) is software for designing pillars for room-and-pillar retreat mining.

ARMPS calculates stability factors based on estimates of the loads applied to, and the load-bearing capacities of, pillars during retreat mining operations. The program can model the significant features of most retreat mining layouts, including angled crosscuts, varied spacing between entries, barrier pillars between the active section and old (side) gobs, and slab cuts in the barriers on retreat. It also features a pillar strength formula that considers the greater strength of rectangular pillars. The program may be used to evaluate bleeder designs as well as active workings.

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