Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Sun 3 Jan 1999 | Spelthorne | 1 | 2 | Slight |
| Mon 18 Jan 1999 | Windsor and Maidenhead | 2 | 1 | Slight |
| Wed 20 Jan 1999 | Windsor and Maidenhead | 2 | 1 | Slight |
| Sat 23 Jan 1999 | Windsor and Maidenhead | 3 | 1 | Slight |
| Thu 28 Jan 1999 | Spelthorne | 3 | 1 | Slight |
| Thu 28 Jan 1999 | Windsor and Maidenhead | 2 | 1 | Slight |
| Fri 5 Feb 1999 | Spelthorne | 3 | 1 | Slight |
| Sun 7 Feb 1999 | Spelthorne | 2 | 1 | Slight |
| Sat 13 Feb 1999 | Windsor and Maidenhead | 2 | 1 | Serious |
| Wed 3 Mar 1999 | Windsor and Maidenhead | 1 | 1 | Serious |
| Wed 17 Mar 1999 | Spelthorne | 2 | 1 | Slight |
| Sat 27 Mar 1999 | Spelthorne | 2 | 3 | Slight |
| Sat 27 Mar 1999 | Spelthorne | 2 | 1 | Slight |
| Wed 7 Apr 1999 | Spelthorne | 2 | 2 | Slight |
| Thu 8 Apr 1999 | Spelthorne | 2 | 1 | Slight |
| Wed 21 Apr 1999 | Windsor and Maidenhead | 2 | 1 | Slight |
| Sun 9 May 1999 | Windsor and Maidenhead | 2 | 1 | Slight |
| Wed 19 May 1999 | Spelthorne | 2 | 1 | Slight |
| Fri 28 May 1999 | Windsor and Maidenhead | 2 | 4 | Serious |
| Sat 5 Jun 1999 | Windsor and Maidenhead | 2 | 2 | Slight |
| Wed 9 Jun 1999 | Spelthorne | 2 | 1 | Slight |
| Sat 12 Jun 1999 | Windsor and Maidenhead | 2 | 1 | Slight |
| Fri 18 Jun 1999 | Windsor and Maidenhead | 2 | 1 | Slight |
| Mon 21 Jun 1999 | Windsor and Maidenhead | 2 | 1 | Slight |
| Tue 22 Jun 1999 | Windsor and Maidenhead | 1 | 1 | Slight |
| Sun 4 Jul 1999 | Spelthorne | 1 | 1 | Slight |
| Mon 12 Jul 1999 | Windsor and Maidenhead | 1 | 1 | Slight |
| Wed 14 Jul 1999 | Runnymede | 1 | 1 | Slight |
| Sun 25 Jul 1999 | Spelthorne | 2 | 1 | Slight |
| Tue 27 Jul 1999 | Spelthorne | 2 | 1 | Slight |
| Wed 28 Jul 1999 | Spelthorne | 2 | 1 | Slight |
| Tue 3 Aug 1999 | Spelthorne | 2 | 1 | Slight |
| Thu 12 Aug 1999 | Spelthorne | 2 | 1 | Slight |
| Sun 22 Aug 1999 | Windsor and Maidenhead | 2 | 3 | Slight |
| Fri 27 Aug 1999 | Windsor and Maidenhead | 1 | 1 | Slight |
| Fri 27 Aug 1999 | Windsor and Maidenhead | 1 | 1 | Slight |
| Wed 1 Sep 1999 | Spelthorne | 2 | 1 | Slight |
| Thu 2 Sep 1999 | Runnymede | 2 | 1 | Slight |
| Tue 14 Sep 1999 | Spelthorne | 2 | 1 | Slight |
| Fri 24 Sep 1999 | Spelthorne | 2 | 1 | Serious |
| Sat 25 Sep 1999 | Windsor and Maidenhead | 2 | 1 | Serious |
| Sat 2 Oct 1999 | Spelthorne | 2 | 2 | Slight |
| Wed 6 Oct 1999 | Runnymede | 2 | 3 | Slight |
| Fri 8 Oct 1999 | Spelthorne | 2 | 1 | Slight |
| Thu 21 Oct 1999 | Spelthorne | 2 | 1 | Slight |
| Sat 23 Oct 1999 | Slough | 2 | 1 | Slight |
| Sat 23 Oct 1999 | Spelthorne | 2 | 1 | Slight |
| Thu 4 Nov 1999 | Windsor and Maidenhead | 1 | 1 | Serious |
| Thu 25 Nov 1999 | Slough | 1 | 1 | Slight |
| Mon 29 Nov 1999 | Spelthorne | 1 | 2 | Slight |
| Thu 2 Dec 1999 | Spelthorne | 2 | 1 | Slight |
| Sun 5 Dec 1999 | Spelthorne | 1 | 1 | Serious |
| Mon 13 Dec 1999 | Elmbridge | 2 | 2 | Slight |
| Sun 19 Dec 1999 | Spelthorne | 1 | 1 | Slight |
| Tue 21 Dec 1999 | Spelthorne | 1 | 1 | Slight |