Seismic Behavior and Finite Element Analysis of Reinforced Concrete Short Columns Impacted by Oblique Earthquakes

Table 1

Design parameters of specimens.

Specimen	α (°)	n	Strengthening measures	Stirrup
				Stirrup grade	Diameter @spacing (mm)	(%)
SC-1	0	0.8	—	HRB400	8@80	1.90
SC-2	45	0.8	—	HRB400	8@80	1.90
SC-3	45	1.0	—	HRB400	8@80	1.90
SC-4	45	1.0	—	HTRB630	8@50	3.05
SC-5	45	1.0	A	HTRB630	8@50	3.05
SC-6	45	1.0	B	HTRB630	8@50	3.05

Note. SC = short column; α = loading direction; n = N/f_cbh, where N is the design value of axial pressure, f_c is the design value of concrete strength, b is the column section width, and h is the column section height; is the rebar ratio.