Experimental Study on the Strength Characteristics of Expansive Soils Improved by the MICP Method

Figure 3

Relations between and (-) of expansive soil samples.

(a) Unimproved expansive soils

(b) The cementation solution is 50 mL

(c) The cementation solution is 75 mL

(d) The cementation solution is 100 mL

(e) The cementation solution is 125 mL