Research Article

Parametric Study of the Borehole Drilling in Jointed Rock Mass

Figure 5

Von Mises stress nephogram.
(a) Without joint
(b) Joint angle: 0°
(c) Joint angle: 15°
(d) Joint angle: 30°
(e) Joint angle: 45°
(f) Joint angle: 60°
(g) Joint angle: 75°