| Placing | Team | Preliminaries |
|---|---|---|
| 1 | Shirley Boys High School - A |
48.60q |
| 2 | Christchurch Boys High Sc - A |
48.77q |
| 3 | St Bede's College - A |
48.83q |
| 4 | Burnside High School - A |
50.91q |
| -- | Kaiapoi High School - A |
DQ |
| -- | Rangiora High School - A |
DNS |
| Placing | Team | Preliminaries |
|---|---|---|
| 1 | St Andrew's College - A |
49.10q |
| 2 | Christ's College - A |
49.97q |
| 3 | St Thomas of Canterbury C - A |
50.05q |
| 4 | Hornby High School - A |
51.31q |
| 5 | Lincoln High School - A |
51.96 |
| 6 | Papanui High School - A |
55.58 |
| Placing | Team | Finals |
|---|---|---|
| 1 | St Bede's College - A |
48.28 |
| 2 | Shirley Boys High School - A |
48.62 |
| 3 | St Andrew's College - A |
48.70 |
| 4 | Christchurch Boys High Sc - A |
48.87 |
| 5 | Christ's College - A |
50.36 |
| 6 | St Thomas of Canterbury C - A |
51.13 |
| 7 | Burnside High School - A |
54.02 |
| -- | Hornby High School - A |
DNS |