Stress-Strain Behavior of Jointed Rock - Rock Mechanics Based on an Anisotropic Jointed Rock Model - page 83

ν 2 = k ⋅ E 2 , (3.96)

(3.97)

where

and α , E A , ν A , β , E B , ν B are the volumetric contents and elastic constants of rocks A

and B, respectively.

Figure 3.26 Example of the calculation of elastic constants for a rock mass separated by one
set of persistent discontinuities fi lled with clay (Wittke 1990)