Interpretation of failure and fallouts based on numerical modelling of an underground mine stope

ISRM International Symposium on Rock Mechanics, SINOROCK 2009

Volumn , Issue , 2009, Pages

  Edelbro, C ^a   Sandstrom D ^b  

^a LULEÅ UNIVERSITY OF TECHNOLOGY   (Sweden)

^b Boliden Mineral AB ^*  (Sweden)

Author keywords

[No Author keywords available]

Indexed keywords

EXCAVATION; FAILURE (MECHANICAL); NUMERICAL MODELS; ROCK MECHANICS; ROCKS; SHEAR BANDS;

FIELD OBSERVATIONS; HARDENING MATERIALS; HIGH STRAINS; KRISTINEBERG MINES; NORTHERN SWEDEN; UNDERGROUND MINE; V-NOTCHES;

FALLOUT;

EID: 84868628098     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (13)

1. Carter, T.G., Diederichs, M.S. and Carvalho, J.L. 2008. Application of modified Hoek-Brown transition relationships for assessing strength and post yield behaviour at both ends of the rock competence scale. The Journal of The Southern African Institute of Mining and Metallurgy, Vol. 108: 325-338.
2. Diederichs, M.S. 1999. Instability of hard rockmasses: The role of tensile damage and relaxation. Doctoral thesis, University of Waterloo, Ontario, Canada.
3. Diederichs, M. 2007. The 2003 Canadian Geotechnical Colloquium: Mechanistic interpretation and practical application of damage and spalling prediction criteria for deep tunnelling. Can. Geotech. J. 44: 1082-1116.
4. Edelbro, C. 2008a. Different approaches for simulating brittle failure in two hard rock mass cases - a parametric study. Submitted to Rock Mechanics and Rock Engineering.
5. Edelbro, C. 2008b. Numerical modelling of observed fallouts in hard rock masses using an instantaneous cohesion-softening friction-hardening model. Submitted to Tunnelling and Underground Space Technology.
6. Hajiabdolmajid, V., Kaiser, P.K. & Martin, C.D. 2002. Modelling brittle failure of rock, Int. J. Rock Mech. Min. Sci, 39: 731-741.
7. Hoek, E., Carranza-Torres, C. & Corkum, B. 2002. Hoek-Brown failure criterion - 2002 edition, Proceedings of the 5th North American Rock Mechanics Symposium and 17th Tunnelling Association of Canada Conference: NARMS-TAC 2002, July 7-10, University of Toronto, 267-271.
8. Martin, C.D. 1997. Seventeenth Canadian Geotechnical Colloquium: The effect of cohesion loss and stress path on brittle rock strength. Can. Geotech. J. 34: 698-725.
9. Rocscience Inc. 2007. RocLab Version 1.031 - Rock mass strength analysis using the Hoek-Brown failure criterion. www.rocscience.com, Toronto, Ontario, Canada.
10. Rocscience Inc. 2008. Phase2 Version 6.027 - Finite Element Analysis for Excavations and Slopes. www.rocscience.com, Toronto, Ontario, Canada.
11. Stephansson, O. 1993. Rock stress in the Fennoscandian Shield. In Comprehensive rock engineering, Principal, practice and projects. Vol 3, 445-459, Pergamon press Ltd, London.
12. Stacey, T.R. 1981. A simple extension strain criterion for fracture of brittle rock. Int. J. Rock Mech. Min. Sci & Geomech. Abstr., 18: 469-474.
13. Vermeer, P.A. and de Borst, R. 1984. Non-associated plasticity for soils, concrete and rock. Heron, vol. 29, no. 3.