Experimental and Analytical Study on the Vibration Performance of U-Shaped Steel-Concrete Composite Hollow Waffle Slab

Table 1

Comparation between OMA and FEA of the CHW slab.

Mode	OMA	FEA	MAC	NFRD (%)
Mode 1			0.951	4.16
Mode 2			0.942	4.44
Mode 3			0.923	3.17