Experimental Investigation on Seismic Behaviours of Reinforced Concrete Columns under Simulated Acid Rain Environment

Figure 5

Visual damage of specimens under different levels of corrosion: (a) SC-1 (0 cycles); (b) SC-2 (240 cycles); (c) SC-3 (360 cycles); (d) SC-4 (480 cycles).

(a)

(b)

(c)

(d)