Erratum for “Seismic Performance Assessment of Multitiered Steel Concentrically Braced Frames Designed in Accordance with the 2010 AISC Seismic Provisions” by Ali Imanpour, Robert Tremblay, Ali Davaran, Christopher Stoakes, and Larry A. Fahnestock
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VIEW THE CORRECTED ARTICLEPublication: Journal of Structural Engineering
Volume 143, Issue 5
During composition, an error was introduced in Tables 2, 3, 4, and 6. The terms “Story drift, ” should be replaced by “Story drift/.” The revised tables appear herein.
Parameter | Frame 1 | Frame 2 | Frame 4 |
---|---|---|---|
Story drift () | 2.09 | 1.88 | 1.34 |
Story drift/ | 2.38 | 1.66 | 1.07 |
Critical tier drift () | 3.50 | 3.69 | 2.44 |
Number of column failure cases | 6 | 4 | 1 |
Parameter | Frame 1 | Frame 2 | Frame 3 | Frame 4 | Frame 5 | Frame 6 | Frame 7 |
---|---|---|---|---|---|---|---|
Story drift () | 1.53 | 1.33 | 1.22 | 1.26 | 1.42 | 1.19 | 1.08 |
Story drift/ | 1.82 | 1.20 | 1.47 | 1.05 | 1.17 | 0.93 | 0.78 |
Critical tier drift () | 2.52 | 2.71 | 1.70 | 2.76 | 2.17 | 2.89 | 2.09 |
DCF | 1.66 | 2.05 | 1.40 | 2.14 | 1.47 | 2.09 | 1.97 |
4.36 | 4.20 | 2.26 | 3.62 | 1.93 | 3.92 | 2.67 | |
at Tier 1 | 0.36 | 0.39 | 0.14 | 0.40 | 0.40 | 0.47 | 0.28 |
at Tier 2 | — | 0.18 | — | 0.17 | 0.20 | 0.15 | 0.12 |
at Tier 3 | — | — | — | 0.12 | 0.11 | 0.10 | 0.09 |
at Tier 4 | — | — | — | — | — | 0.09 | 0.08 |
at Tier 5 | — | — | — | — | — | — | 0.06 |
in Tier 1 | 0.79 | 0.75 | 0.69 | 0.74 | 0.83 | 0.63 | 0.62 |
Number of column failure cases | 5 | 5 | 5 | 1 | 2 | 0 | 0 |
Parameters | Statistics of converged analysesa | |||
---|---|---|---|---|
50th percentile | 84th percentile | Minimum | Maximum | |
Story drift () | 1.26 | 1.80 | 0.57 | 2.97 |
Story drift/ | 1.05 | 1.50 | 0.47 | 2.47 |
Critical tier drift () | 2.76 | 4.19 | 0.42 | 5.06 |
DCF | 2.14 | 2.40 | 0.75 | 2.45 |
3.62 | 4.74 | 0.77 | 4.96 | |
at Tier 1 | 0.40 | 0.70 | 0.17 | 1.21 |
at Tier 2 | 0.17 | 0.17 | 0.10 | 0.19 |
at Tier 3 | 0.12 | 0.14 | 0.09 | 0.16 |
in Tier 1 | 0.74 | 0.75 | 0.63 | 0.77 |
a
Column failure was observed in one analysis.
Parameter | ||||||
---|---|---|---|---|---|---|
a | a | Fixed base columnsb | ||||
Story drift () | 1.26 | 1.23 | 1.11 | 1.43 | 1.40 | 1.25 |
Story drift/ | 1.05 | 0.77 | 0.97 | 1.15 | 1.12 | 1.05 |
Critical tier drift () | 2.76 | 2.61 | 2.17 | 1.58 | 1.65 | 2.05 |
DCF | 2.14 | 2.13 | 1.96 | 1.29 | 1.26 | 1.51 |
3.62 | 3.59 | 2.94 | 1.25 | 1.41 | 2.75 | |
at Tier 1 | 0.40 | 0.38 | 0.28 | 0.16 | 0.16 | 0.41 |
at Tier 2 | 0.17 | 0.17 | 0.18 | 0.10 | 0.13 | 0.22 |
at Tier 3 | 0.12 | 0.12 | 0.10 | 0.11 | 0.13 | 0.15 |
in Tier 1 | 0.74 | 0.77 | 0.77 | 0.51 | 0.55 | 0.75 |
Number of column failure cases | 1 | 2 | 2 | 0 | 0 | 0 |
a
Tier 1 is critical.
b
Tier 2 is critical.
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Received: Oct 20, 2016
Accepted: Oct 26, 2016
Published online: Feb 9, 2017
Published in print: May 1, 2017
Discussion open until: Jul 9, 2017
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