Research Article

Experimental Study on Seepage Anisotropy of a Hexagonal Columnar Jointed Rock Mass

Figure 11

The relationship between the intrinsic permeability k and the maximum principal stress σ1 for samples with different dip angles. (a) SS0°, (b) SS15°, (c) SS30°, (d) SS45°, (e) SS60°, (f) SS75°, and (g) SS90°.
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