Application of Interfacial Propagation and Kinking Crack Concept to ECC/Concrete Overlay Repair System

Figure 5

Damage pattern of concrete and ECC repair overlay system. (a) Concrete overlay system, (b) PVA ECC, (c) PP ECC sandblast and moisture, and (d) PP ECC sandblast and scrape.

(a)

(b)

(c)

(d)