Delamination Detection of Reinforced Concrete Decks Using Modal Identification

Table 1

Comparison of frequencies by analytical and finite element model for a numerical example.

Mode	1	2	3	4	5
Analytical solution	20.91	27.99	49.49	84.32	87.02
ANSYS solution	20.96	27.12	50.32	81.49	85.73
Difference (%)	0.24	−3.11	1.68	−3.36	−1.48