Fatal
Serious
Slight
Uncategorised
| Date | Road | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Sat 2 Jan 1999 | A408 | 2 | 1 | Slight |
| Fri 8 Jan 1999 | M4 | 3 | 1 | Serious |
| Tue 2 Feb 1999 | A408 | 2 | 2 | Slight |
| Mon 15 Feb 1999 | A408 | 3 | 2 | Slight |
| Wed 17 Feb 1999 | M25 | 3 | 2 | Slight |
| Tue 23 Feb 1999 | unclassified | 2 | 1 | Slight |
| Thu 18 Mar 1999 | unclassified | 2 | 1 | Serious |
| Thu 18 Mar 1999 | unclassified | 2 | 1 | Slight |
| Fri 26 Mar 1999 | unclassified | 2 | 1 | Slight |
| Wed 31 Mar 1999 | M25 | 2 | 1 | Slight |
| Fri 2 Apr 1999 | unclassified | 1 | 1 | Serious |
| Sat 10 Apr 1999 | unclassified | 2 | 1 | Slight |
| Sat 24 Apr 1999 | M4 | 2 | 2 | Slight |
| Tue 27 Apr 1999 | unclassified | 2 | 1 | Slight |
| Wed 5 May 1999 | unclassified | 2 | 2 | Slight |
| Fri 7 May 1999 | A408 | 2 | 1 | Slight |
| Mon 10 May 1999 | unclassified | 1 | 1 | Slight |
| Thu 13 May 1999 | unclassified | 2 | 1 | Slight |
| Sun 16 May 1999 | unclassified | 1 | 1 | Serious |
| Mon 17 May 1999 | A408 | 2 | 1 | Slight |
| Tue 1 Jun 1999 | unclassified | 2 | 1 | Slight |
| Sun 6 Jun 1999 | A408 | 2 | 3 | Slight |
| Thu 10 Jun 1999 | A408 | 2 | 4 | Serious |
| Mon 14 Jun 1999 | unclassified | 2 | 1 | Slight |
| Fri 18 Jun 1999 | M25 | 3 | 2 | Slight |
| Wed 23 Jun 1999 | A408 | 2 | 1 | Slight |
| Thu 24 Jun 1999 | unclassified | 2 | 1 | Slight |
| Thu 1 Jul 1999 | M25 | 1 | 1 | Slight |
| Wed 7 Jul 1999 | unclassified | 2 | 1 | Slight |
| Thu 8 Jul 1999 | unclassified | 2 | 1 | Slight |
| Tue 13 Jul 1999 | unclassified | 1 | 1 | Slight |
| Mon 19 Jul 1999 | unclassified | 2 | 1 | Slight |
| Fri 30 Jul 1999 | M25 | 2 | 1 | Slight |
| Wed 4 Aug 1999 | unclassified | 1 | 1 | Serious |
| Thu 5 Aug 1999 | unclassified | 2 | 1 | Slight |
| Fri 6 Aug 1999 | M4 | 1 | 1 | Serious |
| Sun 8 Aug 1999 | M4 | 2 | 2 | Slight |
| Mon 23 Aug 1999 | unclassified | 1 | 1 | Slight |
| Tue 7 Sep 1999 | A408 | 2 | 1 | Slight |
| Wed 8 Sep 1999 | A408 | 1 | 1 | Slight |
| Wed 15 Sep 1999 | A408 | 2 | 3 | Fatal |
| Fri 17 Sep 1999 | unclassified | 2 | 1 | Slight |
| Fri 17 Sep 1999 | unclassified | 1 | 1 | Slight |
| Tue 21 Sep 1999 | unclassified | 2 | 1 | Fatal |
| Wed 6 Oct 1999 | A408 | 2 | 1 | Slight |
| Mon 11 Oct 1999 | M4 | 3 | 2 | Slight |
| Sat 16 Oct 1999 | unclassified | 2 | 4 | Serious |
| Mon 25 Oct 1999 | A408 | 2 | 1 | Slight |
| Thu 4 Nov 1999 | unclassified | 2 | 1 | Slight |
| Sun 7 Nov 1999 | A408 | 2 | 1 | Slight |
| Sat 13 Nov 1999 | unclassified | 2 | 2 | Slight |
| Mon 15 Nov 1999 | unclassified | 2 | 2 | Serious |
| Sat 20 Nov 1999 | unclassified | 1 | 1 | Serious |
| Wed 24 Nov 1999 | unclassified | 2 | 1 | Slight |
| Wed 1 Dec 1999 | A408 | 1 | 1 | Slight |
| Sun 5 Dec 1999 | A408 | 2 | 1 | Slight |
| Thu 16 Dec 1999 | M4 | 2 | 1 | Slight |
| Tue 21 Dec 1999 | unclassified | 2 | 1 | Fatal |