Multiobjective Reliability-Based Design Optimization of Recycled Aggregates Used in Corrosive Environment Based on Response Surface Modelling

Figure 2

Recycled coarse and fine aggregates. (a) Demolished concrete. (b) Sieved coarse and fine aggregates (19 mm, 12.5 mm, 9.5 mm, 4.75 mm, 2.36 mm, 1.18 mm, 600 , 300 , 150 , respectively).

(a)

(b)