First 3 in each heat and next 2 fastest progress to the final.
| Place | Centre | Result | ||
|---|---|---|---|---|
| 1 | Western Athletics A | 55.25 | Q | |
| 2 | Plympton A | 57.08 | Q | |
| 3 | Eastern Districts A | 57.22 | Q | |
| 4 | Mid Coast A | 58.55 | q | |
| 5 | Golden Grove A | 58.63 | q | |
| 6 | Hills A | 59.52 |
| Place | Centre | Result | ||
|---|---|---|---|---|
| 1 | Hallett Cove A | 54.33 | Q | |
| 2 | Woodville A | 55.96 | Q | |
| 3 | Tea Tree Gully A | 58.59 | Q | |
| 4 | Plympton/Pt Adelaide B | 58.91 | ||
| 5 | Salisbury A | 58.91 | ||
| 6 | Enfield A | 59.30 |
| Place | Centre | Result | ||
|---|---|---|---|---|
| 1 | Hallett Cove A | 54.33 | Q | |
| 2 | Western Athletics A | 55.25 | Q | |
| 3 | Woodville A | 55.96 | Q | |
| 4 | Plympton A | 57.08 | Q | |
| 5 | Eastern Districts A | 57.22 | Q | |
| 6 | Tea Tree Gully A | 58.59 | Q | |
| 7 | Mid Coast A | 58.55 | q | |
| 8 | Golden Grove A | 58.63 | q | |
| 9 | Plympton/Pt Adelaide B | 58.91 | ||
| 10 | Salisbury A | 58.91 | ||
| 11 | Enfield A | 59.30 | ||
| 12 | Hills A | 59.52 |