Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Thu 2 Jan 1986 | Windsor and Maidenhead | 2 | 1 | Slight |
| Wed 8 Jan 1986 | South Bucks | 2 | 1 | Slight |
| Sat 11 Jan 1986 | Slough | 1 | 1 | Slight |
| Fri 17 Jan 1986 | Windsor and Maidenhead | 2 | 1 | Slight |
| Fri 17 Jan 1986 | South Bucks | 2 | 1 | Slight |
| Sun 2 Feb 1986 | Hillingdon | 3 | 1 | Serious |
| Sat 8 Feb 1986 | Slough | 1 | 1 | Serious |
| Sun 9 Mar 1986 | South Bucks | 2 | 1 | Serious |
| Sat 22 Mar 1986 | Slough | 2 | 1 | Serious |
| Tue 25 Mar 1986 | South Bucks | 3 | 1 | Slight |
| Wed 26 Mar 1986 | Slough | 2 | 1 | Slight |
| Mon 31 Mar 1986 | Windsor and Maidenhead | 2 | 2 | Slight |
| Wed 2 Apr 1986 | Slough | 2 | 1 | Slight |
| Fri 4 Apr 1986 | Windsor and Maidenhead | 2 | 1 | Slight |
| Tue 8 Apr 1986 | Hillingdon | 2 | 1 | Slight |
| Thu 10 Apr 1986 | Slough | 2 | 1 | Fatal |
| Thu 24 Apr 1986 | Windsor and Maidenhead | 4 | 1 | Slight |
| Sat 10 May 1986 | Windsor and Maidenhead | 2 | 1 | Slight |
| Mon 12 May 1986 | South Bucks | 1 | 1 | Slight |
| Fri 16 May 1986 | South Bucks | 2 | 1 | Serious |
| Sat 17 May 1986 | Slough | 2 | 3 | Serious |
| Sat 17 May 1986 | Slough | 2 | 1 | Slight |
| Fri 6 Jun 1986 | Slough | 2 | 2 | Slight |
| Fri 13 Jun 1986 | Slough | 2 | 1 | Slight |
| Fri 20 Jun 1986 | Slough | 1 | 1 | Slight |
| Sat 21 Jun 1986 | Slough | 1 | 1 | Slight |
| Mon 23 Jun 1986 | Slough | 2 | 1 | Slight |
| Fri 27 Jun 1986 | Slough | 2 | 1 | Slight |
| Fri 27 Jun 1986 | South Bucks | 2 | 1 | Serious |
| Tue 1 Jul 1986 | Slough | 2 | 1 | Slight |
| Tue 15 Jul 1986 | Slough | 2 | 1 | Serious |
| Fri 18 Jul 1986 | Windsor and Maidenhead | 2 | 1 | Slight |
| Mon 21 Jul 1986 | Hillingdon | 1 | 1 | Slight |
| Wed 27 Aug 1986 | Slough | 2 | 1 | Slight |
| Sun 31 Aug 1986 | Slough | 1 | 3 | Slight |
| Mon 8 Sep 1986 | Hillingdon | 2 | 1 | Slight |
| Fri 19 Sep 1986 | Slough | 2 | 1 | Slight |
| Thu 25 Sep 1986 | Windsor and Maidenhead | 2 | 1 | Slight |
| Thu 9 Oct 1986 | Slough | 1 | 1 | Slight |
| Sat 18 Oct 1986 | Slough | 2 | 1 | Slight |
| Fri 24 Oct 1986 | Slough | 3 | 1 | Serious |
| Tue 28 Oct 1986 | Windsor and Maidenhead | 2 | 1 | Slight |
| Fri 7 Nov 1986 | Windsor and Maidenhead | 2 | 1 | Slight |
| Mon 10 Nov 1986 | South Bucks | 3 | 1 | Slight |
| Thu 13 Nov 1986 | Slough | 5 | 1 | Slight |
| Fri 14 Nov 1986 | Slough | 2 | 1 | Slight |
| Fri 14 Nov 1986 | Slough | 2 | 1 | Slight |
| Tue 18 Nov 1986 | Windsor and Maidenhead | 2 | 1 | Serious |
| Fri 28 Nov 1986 | Hillingdon | 1 | 1 | Slight |
| Fri 5 Dec 1986 | South Bucks | 2 | 2 | Serious |
| Mon 8 Dec 1986 | South Bucks | 2 | 1 | Slight |
| Tue 9 Dec 1986 | South Bucks | 3 | 3 | Slight |
| Tue 9 Dec 1986 | Windsor and Maidenhead | 2 | 1 | Slight |
| Fri 12 Dec 1986 | Slough | 3 | 1 | Slight |
| Mon 15 Dec 1986 | South Bucks | 2 | 2 | Slight |
| Fri 19 Dec 1986 | Slough | 1 | 1 | Slight |