Damage Deformation of Flexure-Yielding Steel-Reinforced Concrete Coupling Beams: Experimental and Numerical Investigation

Table 5

Comparison of chord rotations of specimens for different concrete damage states.

Specimen number	Residual crack width <1 mm			Concrete crushing			Concrete spalling
	Test	FEA	FEA/test	Test	FEA	FEA/test	Test	FEA	FEA/test
Beam1	0.0084	0.0157	1.87	0.0238	0.0231	0.97	0.0403	0.0442	1.10
Beam2	0.0116	0.0141	1.22	0.0192	0.0137	0.71	0.0385	0.0244	0.63
Beam3	0.0150	0.0155	1.03	0.0139	0.0143	1.03	0.0378	0.0256	0.68
Beam4	0.0261	0.0145	0.56	0.0233	0.0185	0.79	0.0416	0.0288	0.69
Beam5	0.0200	0.0149	0.75	0.0179	0.0196	1.09	0.0346	0.0363	1.05
Beam6	0.0187	0.0140	0.75	0.0237	0.0133	0.56	0.0485	0.0233	0.48
Beam7	0.0190	0.0141	0.74	0.0201	0.0130	0.65	0.0430	0.0225	0.52