| 荷载步 | 累计加载值(kN) | 实测跨中挠度(mm) | 最大裂缝宽度(mm) |
| 0 | 0 | 0 | _ |
| 1 | 2.5 | 0.4 | _ |
| 2 | 5 | 0.8 | 0.06 |
| 3 | 12 | 2.02 | 0.10 |
| 4 | 24 | 6.47 | 0.19 |
| 5 | 36 | 10.89 | 0.23 |
| 6 | 45 | 13.61 | 0.30 |
| 7 | 54 | 16.65 | 0.33 |
| 8 | 62 | 18.42 | 0.37 |
| 9 | 71 | 20.82 | 0.42 |