An Experimental Study of the Feasibility of Identifying the Impact Damages of Reinforced Concrete Piers Using a Modal Frequency Method

Table 7

Cracks in high damage area of the pier.

Specimen no.	Left side of impact point	Bottom area of impact point	Right side of impact point	Bottom back of impact point
Z16-1
Z20-1
Z16-2
Z16-3
Z20-2