Page 74 - Rock Mechanics For Underground Mining
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ROCK MASS STRUCTURE AND CHARACTERISATION
Figure 3.11 Typical roughness pro-
files and suggested nomenclature.
Profile lengths are in the range 1 to
10 m; vertical and horizontal scales
are equal (after ISRM Commission,
1978a).
Figure 3.12 Suggested definition of
the aperture of open discontinuities
and the width of filled discontinuities
(after ISRM Commission. 1978a).
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