9
The TC must be wide enough that the remaining
shoulder weight can be supported by rib bolting.
Bolts must have sufficient shear capacity to support
the shoulder.
Good quality structural geology data is necessary to optimize
stope designs and evaluate ground support requirements.
REFERENCES
Barton, N.R., Lien, R., and Lunde, J. 1974. Engineering
classification of rock masses for the design of tunnel
support. Rock Mech. 6(4), 189–239.
Bieniawski, Z.T. (1976) Rock Mass Classification in Rock
Engineering. In: Bieniawski, Z.T., Ed., Symposium
Proceedings of Exploration for Rock Engineering, 1,
97–106.
Charlie C. Li Gisle Stjern Arne Myrvang. 2014. A review
on the performance of conventional and energy-
absorbing rockbolts[J]., 6(4): 315–327.
De la Vergne, Jack 2014. Hard Rock Miner’s Handbook
(PDF) (5 ed.). Stantec Engineering. pp. i–ii. ISBN
0-9687006-1-6.
Dight, P.M., 1982. Improvements to the stability of
rock walls in open pit mines, Ph.D. Thesis, Monash
University Australia.
C.C. Li et al. 2014. A review on the performance of con-
ventional and energy-absorbing rockbolts. J. Rock
Mech. Geotech. Eng.
Mathews, K. E., Hoek, D.C., Wyllie, D.C., and Stewart,
S.B.V. 1980. Prediction of stable excavation spans for
mining at depths below 1000 metres in hard rock.
Report to Canada Centre for Mining and Energy
Technology (CANMET), Department of Energy
and Resources DSS File No. 17SQ.23440-0-90210.
Ottawa, 1980.
McHugh, Ed and Signer, Steve. 1999. Roof Bolt Response
To Shear Stress: Laboratory Analysis.
Nickson, SD 1992. Cable support guidelines for under-
ground hard rock mine operations. University of
British Columbia.
Ouchi, A. 2002. Empirical Design of Span Openings in
Weak Rock. Thesis Report.
Potvin, Y. 1988. Empirical open stope design in Canada.
The University of British Columbia, 1998. p.350.
(Ph.D. Thesis).
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