A Conceptual Design Approach of Coupled Shear Walls

Table 9

Compare the Modeling Parameters and Numerical Acceptance Criteria with ATC 40 [16].

Longitudinal reinforcement and transverse reinforcement	Shear/𝑏𝑤𝑑𝑓^′𝑐	Rotational limit at collapse prevention level (CP) in radians					Crack width in coupling beam  at CP level in meters by    ATENA2D [18]
		Member controlled by flexure	Member controlled by shear	ATENA2D [18]
		ATC 40 [16]	ATC 40 [16]	𝐿𝑏=0.6 m	𝐿𝑏=0.9 m	𝐿𝑏=1.2 m	𝐿𝑏=0.6 m	𝐿𝑏=0.9 m	𝐿𝑏=1.2 m
Conventional longitudinal reinforcement with conforming transverse reinforcement	≤3	0.025	0.018	0.0001023	0.000784	0.00198	0.0000001308	0.0005	0.001613
	≥6	0.015	0.012	0.0002423	0.001944	0.00344	0.00163	0.00136	0.00297
Diagonal	≤3	0.03	—	0.00012	0.000416	0.00055	0.0000194	0.0002184	0.00021
	≥6	0.03	—	0.000415	0.000422	0.001533	0.0001795	0.0001483	0.00093