Behaviour of shotcrete supported rock wedges subjected to blast-induced vibrations

International Journal of Rock Mechanics and Mining Sciences

Volumn 43, Issue 4, 2006, Pages 593-615

  Malmgren, Lars ^a,b   Nordlund, E ^b  

^a LKAB   (Sweden)

^b LULEÅ UNIVERSITY OF TECHNOLOGY   (Sweden)

Author keywords

Blasting; Dynamic analyses; Failure mapping; Rock wedge; Shotcrete; Vibration measurements

Indexed keywords

BEARING CAPACITY; BLASTING; DEGREES OF FREEDOM (MECHANICS); DETONATION; DYNAMIC LOADS; EXPLOSIVES; FIBER REINFORCED MATERIALS; NUMERICAL ANALYSIS; SHOTCRETING; STRESS CONCENTRATION; VIBRATION MEASUREMENT; VIBRATIONS (MECHANICAL);

BLAST-INDUCED VIBRATIONS; DYNAMIC ANALYSES; FAILURE MAPPING; ROCK WEDGES;

ROCK MECHANICS;

DYNAMIC RESPONSE; SHOTCRETE; VIBRATION;

EID: 33644613631     PISSN: 13651609     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.ijrmms.2005.11.007     Document Type: Article

References (25)

1. D.D. Tannant Shotcrete performance near blasts 1997 Geomechanics Research Centre, Laurentian University Sudbury, Ontario, Canada
2. Ortlepp WD, Stacey TR. Testing of tunnel support: Dynamic load testing of rock support containment system. Final project report from SIMRAC, Project No. GAP221, August 1997.
3. D.D. Tannant P. Kaiser Evaluation of shotcrete and mesh behaviour under large imposed deformations International Symposium on Rock Support-Applied solutions for underground structures 1997 782-792
4. J. Holmgren Dynamisk belastad berförstärkning av sprutbetong Royal Swedish Fortifications Administration-FortF A 4 1985 85 [In Swedish]
5. Holmgren J. Shotcrete, Punch-loaded shotcrete linings on hard rock. Dissertation. Royal Institute of Technology (KTH), Stockholm, Sweden, Swedish Rock Engineering Research Foundation-BeFo report No. 7:2/79 1979.
6. Holmgren J. Bolt Anchored Steel Fibre Reinforced Shotcrete Linings. Swedish Rock Engineering Research Foundation-BeFo and Royal Swedish Fortifications Administration-FortF, Report No BeFo 73:1/85 or FortF A 1985;2:85.
7. H.P. Torsteinsson R. Kampen High strength reinforced shotcrete, new types of fibres and test results Fjellsprengningsteknik, Bergmekanikk, Geoteknikk 1986 p. 34.1-40
8. Mörch A. Large scale testing of shotcrete. Shotcrete for underground support VI. In: Proceedings of the engineering foundation conference, Niagara-on-the-Lake, Canada, May 2-6, 1993. p. 41-8.
9. Fernandez-Delgado G, Mahar JM, Parker HW. Structural behaviour of thin shotcrete liners obtained from large scale tests. Shotcrete for underground support. In: Proceedings of the engineering foundation conference, Tidewater Inn, Easton, Maryland, USA, October 4-8 ACI Publication SP-54. 1975. p. 399-442.
10. F. Ouchterlony S. Nie U. Nyberg J. Deng Monotoring of large open cut rounds by VOD, PPV and gas pressure measurements Fragblast-Int J Blast Fragment 1 1997 3-25
11. Brent GF, Smith GE. Borehole pressure measurements behind blast limits as an aid to determining the extent of rock damage. In: Proceedings of the fifth international symposium on rock fragmentation by blasting-Fragblast-5, Montreal, Quebec, Canada, 25-29 August 1996. p. 103-12.
12. Quinteiro C, Quinteiro M, Hedström O. Underground iron ore mining at LKAB, Sweden. In: Hustrulid WA and Bullock RL, editors. Underground mining methods, Engineering Fundamentals and International Case Studies, Society for Mining, Metallurgy, and Exploration, Inc., 2001. p. 361-8.
13. H. Hamrin Guide to underground mining, methods and applications 1986 Atlas Copco MCT AB
14. Magnor B, Mattson H. Strukturgeologisk modell över Kiirunavaara, final report. CTMG report 00001, 2000 (in Swedish).
15. Savilahti T. Testing and modelling of rock joints. Licentiate Thesis, Division of Rock Mechanics, Luleå University of Technology, Sweden, 1990:05L.
16. Sandström D. Analysis of the virgin state of stress at the Kiirunavaara mine. Licentiate Thesis, Department of Civil and Mining Engineering, Division of Rock Mechanics, Luleå University of Technology, Sweden, 2003.
17. Sjöberg J, Lundman P, Nordlund E, Quinteiro C. Stability analysis of ore passes in the Kiirunavaara mine. ISRM 10th Congress, published by the South African institute of Mining and Metallurgy, Johannesburg, South Africa, 2003.
18. B. Lundberg Dynamic response of elastic bodies. A simple illustration J Elast 9 1979 197-200
19. E. Nordlund B. Lundberg Slip and energy dissipation in conical friction joints loaded by impact-induced waves Int J Impact Eng 4 2 1986 127-144
20. R.W. Clough J. Penzien Dynamics of structures 2nd ed 1993 McGraw Hill international editions New York
21. M. Paz Structural dynamics, theory and computation 3rd ed 1991 Van Nostrand Reinhold New York (Wokingham, UK/Princeton, NJ)
22. A.I. Sofianos P. Nomikos C.E. Tsourelis Stability of symmetric wedge formed in the roof of a circular tunnel: Non-hydrostatic natural stress fields Int J Rock Mech Min Sci Geomecha Abstracts 36 5 1999 687-691
23. B.H.G. Brady E.T. Brown Rock mechanics for underground mining 2nd ed., reprinted with correction 1999 Chapman & Hall London
24. E. Hoek E.T. Brown Practical estimates of rock mass strength Int J Rock Mech Min Sci Geomech Abstracts 34 8 1997 1165-1186
25. 3DEC 2004 Itasca, Minneapolis, USA. www.itascacg.co