Research Article
Study on the Effect of Extra Pole Support on Seismic Resistance for Low-Rise RC Structures
Table 4
Peak interstory drift ratio/%.
| IM | = 0.1 g | = 0.2 g | = 0.4 g |
| Floor | 1 | 2 | 3 | 1 | 2 | 3 | 1 | 2 | 3 | SDS | 0.16 | 0.17 | 0.11 | 0.34 | 0.36 | 0.25 | 0.87 | 0.89 | 0.69 | PDS | 0.32 | 0.23 | 0.11 | 0.75 | 0.58 | 0.27 | 4.17 | 3.78 | 0.77 | Group A | A1 | 0.22 | 0.23 | 0.11 | 0.49 | 0.53 | 0.25 | 1.06 | 1.27 | 0.66 | A2 | 0.23 | 0.22 | 0.1 | 0.51 | 0.52 | 0.25 | 1.11 | 1.24 | 0.64 | A3 | 0.25 | 0.22 | 0.1 | 0.55 | 0.5 | 0.23 | 1.2 | 1.16 | 0.59 | A4 | 0.26 | 0.21 | 0.1 | 0.56 | 0.49 | 0.23 | 1.24 | 1.14 | 0.58 | A5 | 0.27 | 0.21 | 0.1 | 0.58 | 0.48 | 0.22 | 1.28 | 1.11 | 0.55 | Group N | N1 | 0.27 | 0.22 | 0.1 | 0.58 | 0.5 | 0.24 | 1.33 | 1.13 | 0.61 | N2 | 0.27 | 0.22 | 0.1 | 0.59 | 0.5 | 0.24 | 1.28 | 1.18 | 0.59 | N3 | 0.27 | 0.21 | 0.1 | 0.6 | 0.49 | 0.23 | 1.3 | 1.13 | 0.57 | N4 | 0.27 | 0.22 | 0.1 | 0.61 | 0.49 | 0.23 | 1.36 | 1.13 | 0.56 | Group S | S1 | 0.28 | 0.17 | 0.07 | 0.61 | 0.47 | 0.17 | 1.4 | 1.18 | 0.42 | S2 | 0.31 | 0.16 | 0.06 | 0.69 | 0.45 | 0.16 | 1.55 | 1.1 | 0.38 | S3 | 0.31 | 0.15 | 0.06 | 0.7 | 0.45 | 0.15 | 1.56 | 1.09 | 0.37 | S4 | 0.32 | 0.15 | 0.06 | 0.71 | 0.45 | 0.15 | 1.58 | 1.07 | 0.36 |
|
|