| Placing | Team | Preliminaries |
|---|---|---|
| 1 | Christ's College - A |
48.02q |
| 2 | Timaru Boys' High School - A |
48.07q |
| 3 | Aranui High School - A |
49.20q |
| 4 | Waitaki Boys' High School - A |
49.56q |
| 5 | Gore High School - A |
50.49q |
| 6 | St Bede's College - A |
50.96q |
| Placing | Team | Preliminaries |
|---|---|---|
| 1 | Christchurch Boys High School - A |
47.61q |
| 2 | Ashburton College - A |
48.69q |
| -- | James Hargest High School - A |
SCR |
| -- | Kings High School - A |
DQ |
| Placing | Team | Finals |
|---|---|---|
| 1 | Christchurch Boys High School - A |
46.79 |
| 2 | Timaru Boys' High School - A |
47.51 |
| 3 | Ashburton College - A |
47.65 |
| 4 | Aranui High School - A |
48.88 |
| 4 | Waitaki Boys' High School - A |
48.88 |
| 6 | St Bede's College - A |
52.81 |
| -- | Christ's College - A |
DQ |
| -- | Gore High School - A |
DQ |