of Christchurch Boys High School
| Sex | Age | Competitor |
|---|---|---|
| Male | 15 | 177 |
| Round | Placing | Result | Wind |
|---|---|---|---|
| Preliminaries | 2 | 11.46 | |
| Quarter Finals | 5 | 11.74 | 0.0 |
| Semi Finals | 6 | 11.51 | 3.1 |
| Finals | 7 | 11.37 | 9.4 |
| Round | Placing | Result | Wind |
|---|---|---|---|
| Preliminaries | 3 | 23.35 | -0.7 |
| Semi Finals | 6 | 23.64 | 4.1 |
| Finals | 8 | 24.62 | 6.8 |
| Round | Position | Placing | Result |
|---|---|---|---|
| Preliminaries | 4 | 2 | 46.95 |
| Finals | 4 | 2 | 47.26 |