Axisymmetric Modeling of Post Pillar Mining

Software

Version Notes:
FLAC 8.0

Level: Beginner
Runs in Demo: Yes

Write Up
Walk Through
Project Files
Consulting Services

Post pillars are created when mechanized cut-and-fill stopes are mined on all sides. A FLAC model studies the potential instability of the pillars. Axisymmetric geometry in FLAC provides a reasonable representation of the three-dimensional condition.

Keywords:

  • Post-pillar
  • Cut-and-fill
  • Stress
  • Displacements
  • Mining stages
  • Axisymmetric
  • Mohr-Coulomb model
  • Double-Yield model

Materials:

  • Backfill
  • Rock

Analyses:

  • Static
Latest News
  • Itasca at Balkanmine 2025! Itasca is pleased to announce its participation in the Balkanmine 2025 Conference. Our experts Lauriane...
    Read More
  • Summer Intern Spotlight ITASCA Minneapolis had another group of excellent summer interns this year across our consulting, software,...
    Read More
  • Seamless Integration of Site Data for Improved Mining Analysis Now Available for IMAT: Seamless Integration of Site Data for Improved Mining Analysis...
    Read More

Upcoming Events
14 Oct
Getting Started with 3DEC
Live Online Introductory Training Course. October 14-15, 2025... Read More
2 Dec
NEW TRAINING: Meshing in ITASCA Software
This introductory training course offers a comprehensive foundation in geotechnical modeling, enabling participants to identify various... Read More