Strength and Expansion and Deformation Characteristics of Modified Expansive Soil by Octadecylamine

Figure 9

Time history curves of unloaded expansion for different octadecylamine contents. (a) Octadecylamine content of 0%. (b) Octadecylamine content of 0.2%. (c) Octadecylamine content of 0.5%. (d) Octadecylamine content of 0.8%.

(a)

(b)

(c)

(d)