Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Fri 10 Jan 1986 | Bradford | 1 | 1 | Slight |
| Sat 11 Jan 1986 | Bradford | 2 | 1 | Slight |
| Mon 13 Jan 1986 | Leeds | 2 | 1 | Slight |
| Tue 14 Jan 1986 | Leeds | 1 | 1 | Slight |
| Sat 18 Jan 1986 | Leeds | 1 | 1 | Slight |
| Tue 21 Jan 1986 | Bradford | 1 | 3 | Serious |
| Tue 28 Jan 1986 | Leeds | 2 | 1 | Slight |
| Fri 31 Jan 1986 | Bradford | 1 | 1 | Slight |
| Thu 13 Feb 1986 | Leeds | 1 | 4 | Fatal |
| Mon 17 Feb 1986 | Bradford | 2 | 1 | Serious |
| Mon 17 Feb 1986 | Bradford | 2 | 1 | Slight |
| Mon 24 Feb 1986 | Bradford | 2 | 1 | Serious |
| Mon 24 Feb 1986 | Bradford | 1 | 1 | Slight |
| Thu 13 Mar 1986 | Bradford | 1 | 1 | Slight |
| Sun 16 Mar 1986 | Bradford | 2 | 1 | Slight |
| Sun 16 Mar 1986 | Leeds | 2 | 1 | Slight |
| Mon 17 Mar 1986 | Leeds | 1 | 1 | Slight |
| Wed 19 Mar 1986 | Bradford | 2 | 1 | Serious |
| Sat 22 Mar 1986 | Bradford | 1 | 1 | Slight |
| Sun 30 Mar 1986 | Bradford | 2 | 1 | Slight |
| Wed 2 Apr 1986 | Bradford | 1 | 1 | Serious |
| Tue 15 Apr 1986 | Bradford | 2 | 1 | Slight |
| Tue 15 Apr 1986 | Bradford | 2 | 1 | Slight |
| Wed 16 Apr 1986 | Leeds | 2 | 1 | Slight |
| Mon 28 Apr 1986 | Bradford | 1 | 1 | Slight |
| Mon 28 Apr 1986 | Leeds | 2 | 2 | Slight |
| Wed 30 Apr 1986 | Bradford | 2 | 1 | Slight |
| Wed 7 May 1986 | Bradford | 2 | 3 | Serious |
| Thu 8 May 1986 | Bradford | 2 | 1 | Slight |
| Sun 11 May 1986 | Bradford | 2 | 1 | Slight |
| Tue 13 May 1986 | Bradford | 2 | 1 | Slight |
| Sun 18 May 1986 | Leeds | 1 | 1 | Slight |
| Mon 19 May 1986 | Leeds | 2 | 1 | Serious |
| Thu 22 May 1986 | Leeds | 1 | 1 | Slight |
| Mon 26 May 1986 | Bradford | 1 | 2 | Fatal |
| Thu 29 May 1986 | Leeds | 1 | 1 | Slight |
| Tue 3 Jun 1986 | Bradford | 1 | 1 | Slight |
| Thu 5 Jun 1986 | Bradford | 1 | 1 | Slight |
| Mon 16 Jun 1986 | Bradford | 1 | 1 | Slight |
| Tue 1 Jul 1986 | Bradford | 1 | 1 | Slight |
| Sun 6 Jul 1986 | Bradford | 2 | 1 | Slight |
| Mon 14 Jul 1986 | Bradford | 2 | 1 | Slight |
| Sat 19 Jul 1986 | Bradford | 2 | 1 | Slight |
| Wed 30 Jul 1986 | Leeds | 2 | 1 | Serious |
| Thu 7 Aug 1986 | Bradford | 2 | 1 | Slight |
| Sat 9 Aug 1986 | Leeds | 1 | 1 | Slight |
| Sat 9 Aug 1986 | Bradford | 2 | 1 | Slight |
| Tue 12 Aug 1986 | Leeds | 2 | 1 | Slight |
| Wed 20 Aug 1986 | Bradford | 2 | 1 | Slight |
| Sat 30 Aug 1986 | Leeds | 1 | 1 | Serious |
| Thu 4 Sep 1986 | Bradford | 1 | 1 | Serious |
| Fri 5 Sep 1986 | Bradford | 2 | 2 | Slight |
| Fri 5 Sep 1986 | Bradford | 2 | 1 | Slight |
| Sat 6 Sep 1986 | Bradford | 1 | 1 | Slight |
| Wed 17 Sep 1986 | Leeds | 3 | 1 | Slight |
| Thu 25 Sep 1986 | Leeds | 2 | 1 | Slight |
| Sun 28 Sep 1986 | Bradford | 3 | 1 | Slight |
| Tue 30 Sep 1986 | Bradford | 1 | 1 | Slight |
| Thu 2 Oct 1986 | Leeds | 2 | 1 | Slight |
| Sat 4 Oct 1986 | Bradford | 2 | 1 | Serious |
| Tue 14 Oct 1986 | Leeds | 2 | 1 | Slight |
| Thu 16 Oct 1986 | Bradford | 1 | 3 | Slight |
| Sun 19 Oct 1986 | Leeds | 1 | 1 | Slight |
| Wed 22 Oct 1986 | Leeds | 2 | 2 | Slight |
| Sat 25 Oct 1986 | Bradford | 1 | 1 | Serious |
| Sat 25 Oct 1986 | Bradford | 2 | 1 | Slight |
| Thu 30 Oct 1986 | Bradford | 3 | 3 | Serious |
| Mon 3 Nov 1986 | Leeds | 1 | 1 | Slight |
| Tue 4 Nov 1986 | Bradford | 2 | 2 | Slight |
| Mon 10 Nov 1986 | Bradford | 2 | 1 | Slight |
| Thu 13 Nov 1986 | Leeds | 2 | 1 | Slight |
| Fri 14 Nov 1986 | Bradford | 2 | 1 | Slight |
| Thu 20 Nov 1986 | Leeds | 1 | 1 | Slight |
| Mon 24 Nov 1986 | Bradford | 2 | 1 | Slight |
| Tue 25 Nov 1986 | Bradford | 2 | 1 | Slight |
| Thu 27 Nov 1986 | Leeds | 2 | 1 | Slight |
| Thu 27 Nov 1986 | Bradford | 2 | 1 | Serious |
| Mon 1 Dec 1986 | Bradford | 2 | 1 | Slight |
| Wed 3 Dec 1986 | Leeds | 1 | 1 | Slight |
| Wed 10 Dec 1986 | Bradford | 2 | 1 | Slight |
| Fri 12 Dec 1986 | Leeds | 2 | 1 | Slight |
| Fri 12 Dec 1986 | Bradford | 2 | 1 | Serious |
| Wed 17 Dec 1986 | Bradford | 2 | 1 | Slight |