Assessment of Prestress Force in Bridges Using Structural Dynamic Responses under Moving Vehicles

Table 2

Identified results for different vehicle speed.

	Vehicle speed (m/s)
	10	20	40
Max error (%)	0.02	0.02	0.02
Iteration number	12	13	13
𝜆optimal	1.23×10^−9	1.24×10^−9	1.24×10^−9