Research Article
A Conceptual Design Approach of Coupled Shear Walls
Table 1
Rotation capacities for coupling beams controlled by flexure as per FEMA 273 [
14] and FEMA 356 [
15].
| Type of coupling beam | Conditions | Plastic Rotation Capacity (Radians) | | IO | LS | CP |
| Conventional longitudinal reinforcement with conforming transverse reinforcement
| 3 | 0.006 | 0.015 | 0.025 | 6 | 0.005 | 0.010 | 0.015 | Conventional longitudinal reinforcement with non-conforming transverse reinforcement | 3 | 0.006 | 0.012 | 0.020 | 6 | 0.005 | 0.008 | 0.010 | Diagonal Reinforcement | NA | 0.006 | 0.018 | 0.030 | Flexure dominant steel coupling beam | and | | | | and | | | |
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