Progressive Collapse of Exterior Reinforced Concrete Beam–Column Sub-assemblages: Considering the Effects of a Transverse Frame

International Journal of Concrete Structures and Materials

Table 1 Geometric properties of prototype and scaled specimens.

Prototype and scaled specimen	Beam net span (mm)	Transverse beam net span (mm)	Beam size (mm)		column size (mm)		Reinforcement ratio at the columns	Reinforcement ratio at the joint		Reinforcement ratio at the beam mid span
Prototype and scaled specimen	Beam net span (mm)	Transverse beam net span (mm)	Depth	Width	Depth	Width	Reinforcement ratio at the columns	Top	Bottom	Top	Bottom
Prototype	5385	–	500	700	700	700	1.7 % (12#9)	0.65 % (4#8)	0.41 % (2#9)	0.32 % (2#8)	0.41 % (2#9)
2D scaled specimen	1500	–	140	200	200	200	1.7 % (12T8)	0.62 % (3T8)	0.41 % (2T8)	0.41 % (2T8)	0.41 % (2T8)
3D scaled specimen	1500	1400	140	200	200	200	1.7 % (12T8)	0.62 % (3T8)	0.41 % (2T8)	0.41 % (2T8)	0.41 % (2T8)

# high-yield strength reinforcement as referred in Lew et al., #8 No. 8 bar with 25.4 mm diameter, #9 No. 9 bar with 28.7 mm diameter.
T high-yield strength reinforcement, T8 bar with 8 mm diameter.