Study of the Stability of a Soil-Rock Road Cutting Slope in a Permafrost Region of Hulunbuir

Figure 3

Sample preparation. (a) The samples that have not undergone a freeze-thaw cycle after being saturated with water under a vacuum; (b) the samples in the freezing stage during the 150th freeze-thaw cycle; (c) and (d) the samples after 150 freeze-thaw cycles.

(a)

(b)

(c)

(d)