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Publications tagged with [Bieniawski]

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The main rockmass classification systems make use of similar rockmass parameters. It is therefore shown how the input parameters of the RMR, Q and RMi systems can be combined into one set of tables. These enable the ground quality to be found directly and ...
Reference: Palmstrom, A., 2009: Combining the RMR, Q, and RMi classification systems. www.rockmass.net, 25p
Hoek E. et al.  
In this paper the historical development of the Hoek-Brown failure criterion and the associated Geological Strength Index (GSI) has been presented.
Reference: Soils and Rocks, No. 2. November 2007.
This paper presents how to determine equivalent values for the Mohr-Coulomb friction angle φ' and the cohesive strength c' from the tangent to the envelope to the principal stress circles defined by the Hock-Brown criterion.
Reference: Int. J. Rock Mech, Min. Sci. & Geomech. Abstr. Vol. 27. No, 3. pp. 227-229, 1990