Damage Identification for Prestressed Adjacent Box-Beam Bridges

Table 2

Validation of equivalent modulus equation.

Damage section (m) ()	Reduction in modulus (%)		Mid-span deflection (cm)
	Local ()	Global equivalent ()	Local ()	Global equivalent ()	Error (%) ()
1.52–3.05	75	10.14	−32.51	−32.51	0.00%
3.05–4.57	90	44.86	−52.86	−52.86	0.00%
4.57–6.10	25	4.85	−30.71	−30.71	0.00%
6.10–7.62	50	17.58	−35.43	−35.43	0.00%