Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Fri 8 Jan 1999 | Cardiff | 4 | 2 | Slight |
| Mon 11 Jan 1999 | Cardiff | 1 | 1 | Slight |
| Sun 1 Aug 1999 | The Vale of Glamorgan | 2 | 1 | Slight |
| Wed 17 Nov 1999 | The Vale of Glamorgan | 2 | 1 | Slight |
| Fri 26 Nov 1999 | The Vale of Glamorgan | 2 | 1 | Slight |
| Fri 17 Dec 1999 | The Vale of Glamorgan | 3 | 1 | Slight |