Nondestructive Evaluation of FRP-Concrete Interface Bond due to Surface Defects

Table 6

Total delaminated areas due to voids.

Sample	Actual voided area induced (mm^2)	Estimated debonded area (mm^2)	Percent difference	Percentage debonding of the total CFRP area
1	N/A	0	N/A	0
2	N/A	92	N/A	0.05
3	400	550	25	0.3
4	1600	2064	20	1.1
5	800	1161	29	0.6
6	3200	4194	21	2.3
7	N/A	460	N/A	0.25
8	N/A	515	N/A	0.27
9	N/A	3675	N/A	2.0
10	N/A	3866	N/A	2.1
11	N/A	1947	N/A	1.0