Dynamic Behavior and Serviceability Analysis of a New Type of U-Shaped Steel-Concrete Composite Floor Slab

Table 6

Comparison of FEM and experimental test frequency.

Mode shape	Field test frequency (Hz)	FEM I (fixed)		FEM II (simple)
		Frequency (Hz)	Relative error (%)	Frequency (Hz)	Relative error (%)
Order 1	5.96	6.18	3.56	4.36	−26.85
Order 2	8.62	8.89	3.04	7.06	−18.10
Order 3		11.68		7.86
Order 4	12.22	12.26	0.08	9.43	−22.83
Order 5		14.45		9.86
Order 6	15.15	15.86	4.48	10.13	−33.14