Table 4.
Lateral drift ratio by damage state.
| Specimen | Initial spalling | Initial core crushing | Buckling of reinforcement | Spalled height (mm) |
|
|---|---|---|---|---|---|
| Drift ratio | Height | Drift ratio | Drift ratio | ||
| (%) | (mm) | (%) | (%) | ||
| UNIT1 | 2 | 100 | 5 ( cycle) |
5 ( cycle) |
300 |
| UNIT2 | 2 | 110 | 5 ( cycle) |
5 ( cycle) |
310 |
| UNIT3 | 2 | 100 | 5 ( cycle) |
6 ( cycle) |
250 |
| UNIT4 | 3 | 130 | 6 ( cycle) |
6 ( cycle) |
400 |
| UNIT5 | 3 | 110 | 6 ( cycle) |
6 ( cycle) |
200 |
| UNIT6 | 2 | 110 | 4 ( cycle) |
4 ( cycle) |
380 |
| UNIT7 | 3 | 150 | 6 ( cycle) |
6 ( cycle) |
310 |
| UNIT8 | 3 | 90 | 6 ( cycle) |
6 ( cycle) |
300 |















