Modelling of the effect of discontinuities on the extent of the fracture zone surrounding deep tunnels

Tunnelling and Underground Space Technology

Volumn 15, Issue 4, 2000, Pages 463-469

  Sellers, E J ^a,b   Klerck, P ^a,b  

^a CSIR Division of Mining Technology   (South Africa)

^b NONE

Author keywords

[No Author keywords available]

Indexed keywords

ACOUSTIC EMISSION TESTING; COMPRESSIVE STRESS; CRACK INITIATION; FINITE ELEMENT METHOD; MATHEMATICAL MODELS; PLASTICITY; PRESSURE EFFECTS; TENSILE STRESS; TUNNELS;

CONFINING PRESSURE; FRACTURE PATTERNS;

ROCK MECHANICS;

DISCONTINUITY; FAILURE MECHANISM; FRACTURE ZONE; MINING; ROCK MASS RESPONSE; TUNNEL;

SOUTH AFRICA;

EID: 0034289726     PISSN: 08867798     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0886-7798(01)00015-3     Document Type: Article

References (24)

1. The distribution of stress around a single underground opening in a layered medium under gravity loading
2. Time dependent deformation at Hartebeestfontein Mine
3. Size and stress gradient effects on fracture around cavities
4. Primary and remote fractures around underground cavities
5. Three-dimensional elasto-viscoplastic finite element analysis of reinforced rock masses and its application
6. An investigation of factors influencing the behaviour of models of underground excavations
7. Deformation and fracture around cylindrical openings in rock-I: Observation and analysis of deformations
8. Deformation and fracture around cylindrical openings in rock n̄ II initiation, growth and interaction of fractures
9. Fracture growth around openings in thick-walled cylinders of rock subjected to hydrostatic compression
10. On modelling techniques for the study of tunnels in jointed rock
11. Mechanics of rock fracturing around boreholes
12. Stresses and displacements around openings in rocks containing an elastic discontinuity
13. Drilling induced core fractures and in situ stress
14. Ultra-deep mining: The increased potential for squeezing conditions
15. Seventeenth Canadian geotechnical colloquium: The effect of cohesion loss and stress path on brittle rock strength
16. Energy changes in a rockmass containing multiple discontinuities
17. Attempts to combat scaling and blockage problems in deep mine ore passes
18. Numerical modelling of fracture zone development and support interaction for a deep level tunnel in a stratified rockmass
19. Prediction of anisotropic damage in experiments simulating mining excavations in Witwatersrand Quartzite blocks
20. A simple extension strain criterion for fracture of brittle rock
21. An energy based damage model of jointed rockmass. Mechanics of jointed and faulted rock
22. Analysis of borehole breakouts