Experimental Study on Shear Failure Mechanism and the Identification of Strength Characteristics of the Soil-Rock Mixture

Figure 21

Internal friction angles of the SRM samples with different gravel shapes. (a) The 1st set samples (gravel size of 5–10 mm). (b) The 2nd set samples (gravel size of 10–20 mm). (c) The 3rd set samples (gravel size of 20–30 mm). (d) The 4th set samples (gravel size of 30–40 mm).

(a)

(b)

(c)

(d)