Geomechanical analysis of underground pillar station with step by step excavation
- 1 — Saint Petersburg State Mining Institute (Technical University)
- 2 — Saint Petersburg State Mining Institute (Technical University)
- 3 — Saint Petersburg State Mining Institute (Technical University)
Date submitted:
2016-12-05
Date published:
2011-02-01
Abstract
Numerical modeling of cast iron lining stress and strain state of pylon deep underground station is done. Due to complex geometry of underground station, step by step excavation and lining installation numerical modeling was done in three dimensional space.