Study of Durability of Concrete with Fly Ash as Fine Aggregate under Alternative Interactions of Freeze-Thaw and Carbonation

Figure 3

A2 surface damage: (a) A2-FC 0 cycles; (b) A2-FC 50 cycles; (c) A2-FC 100 cycles; (d) A2-FC 150 cycles; (e) A2-FC 200 cycles; (f) A2-CF 200 cycles; (g) A2-F 200 cycles.

(a)

(b)

(c)

(d)

(e)

(f)

(g)