Hydraulic Conductivity of Polymer-Amended Sand-Bentonite Backfills Permeated with Lead Nitrate Solutions

Figure 3

(a) The relationship between specific gravity of backfills and Pb concentrations (number of replicates = 3; coefficient of variation ≤ 0.01) and (b) the relationship between liquid limits of backfills and Pb concentrations (number of replicates = 3; coefficient of variation ≤ 0.04).

(a)

(b)