Research Article
A Conceptual Design Approach of Coupled Shear Walls
Table 8
Compare the Modeling Parameters and Numerical Acceptance Criteria with FEMA 273 [
14] and FEMA 356 [
15].
| Longitudinal reinforcement and transverse reinforcement | | 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] | | | | FEMA 273 [14] | FEMA 356 [15] | FEMA 273 [14] | FEMA 356 [15] | m | m | m | m | m | m |
| Conventional longitudinal reinforcement with conforming transverse reinforcement | 3 | 0.025 | 0.025 | 0.015 | 0.020 | 0.000881 | 0.00104 | 0.002325 | 0.000263 | 0.000306 | 0.000559 | 6 | 0.015 | 0.02 | 0.010 | 0.016 | 0.00348 | 0.00528 | 0.00886 | 0.0007125 | 0.001726 | 0.003124 | Diagonal | 3 | 0.03 | 0.03 | — | — | 0.00235 | 0.011 | 0.0111 | 0.000494 | 0.004315 | 0.00372 | 6 | 0.03 | 0.03 | — | — | 0.00292 | 0.00833 | 0.00978 | 0.0005724 | 0.002961 | 0.003228 | Truss | 3 | NA | NA | NA | NA | 0.001176 | 0.000422 | 0.00093 | 0.0003144 | 0.0001066 | 0.000204 | 6 | NA | NA | NA | NA | 0.001413 | 0.00297 | 0.0029 | 0.000344 | 0.0007514 | 0.00066 |
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