| Load(kN) | The top lateral displacement of the column (mm) | YQKZ5 |
|---|---|---|
| Shrinkage cracks from drying appeared at the bottom of the concrete column before the load was applied. | ||
| 104.0 | +4.5 | A horizontal crack measuring 100 mm in length and 0.3 mm in width appeared on wing wall A and was 270.0 mm from the top surface of the bottom beam. |
| 196.3 | -20.0 | A slanted crack appeared on wing wall B and was 540.0 mm from the underside of the top beam. |
| 163.9 | -22.5 | Local concrete spalling appeared at the bottom end of the column. |
| 166.9 | -25.0 | Local concrete was crushed at the bottom end of wing wall A. The widest crack was measured to be 1.5 mm. |