Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Mon 4 Jan 1988 | Calderdale | 1 | 1 | Slight |
| Tue 5 Jan 1988 | Kirklees | 1 | 1 | Fatal |
| Thu 7 Jan 1988 | Calderdale | 2 | 1 | Serious |
| Fri 8 Jan 1988 | Kirklees | 1 | 1 | Slight |
| Tue 12 Jan 1988 | Kirklees | 2 | 2 | Slight |
| Thu 14 Jan 1988 | Bradford | 2 | 2 | Slight |
| Thu 21 Jan 1988 | Bradford | 2 | 1 | Slight |
| Fri 22 Jan 1988 | Kirklees | 1 | 1 | Serious |
| Sun 24 Jan 1988 | Kirklees | 1 | 1 | Slight |
| Wed 3 Feb 1988 | Calderdale | 1 | 1 | Slight |
| Sat 6 Feb 1988 | Kirklees | 2 | 2 | Serious |
| Sun 7 Feb 1988 | Bradford | 2 | 1 | Serious |
| Thu 25 Feb 1988 | Calderdale | 3 | 1 | Slight |
| Wed 2 Mar 1988 | Calderdale | 1 | 1 | Slight |
| Fri 4 Mar 1988 | Bradford | 2 | 1 | Fatal |
| Fri 4 Mar 1988 | Kirklees | 2 | 1 | Serious |
| Fri 4 Mar 1988 | Kirklees | 1 | 1 | Slight |
| Fri 4 Mar 1988 | Kirklees | 1 | 1 | Slight |
| Thu 10 Mar 1988 | Calderdale | 2 | 2 | Slight |
| Fri 11 Mar 1988 | Calderdale | 2 | 3 | Slight |
| Thu 24 Mar 1988 | Calderdale | 2 | 1 | Slight |
| Thu 24 Mar 1988 | Kirklees | 1 | 1 | Slight |
| Wed 30 Mar 1988 | Calderdale | 1 | 1 | Slight |
| Thu 31 Mar 1988 | Bradford | 2 | 1 | Slight |
| Thu 31 Mar 1988 | Calderdale | 2 | 1 | Serious |
| Sat 2 Apr 1988 | Kirklees | 2 | 1 | Serious |
| Mon 4 Apr 1988 | Calderdale | 2 | 2 | Slight |
| Wed 6 Apr 1988 | Kirklees | 2 | 1 | Slight |
| Fri 8 Apr 1988 | Calderdale | 2 | 1 | Slight |
| Wed 13 Apr 1988 | Kirklees | 2 | 1 | Serious |
| Thu 14 Apr 1988 | Kirklees | 2 | 1 | Slight |
| Tue 19 Apr 1988 | Calderdale | 2 | 2 | Slight |
| Tue 19 Apr 1988 | Kirklees | 2 | 1 | Serious |
| Sat 23 Apr 1988 | Calderdale | 1 | 2 | Serious |
| Sat 23 Apr 1988 | Calderdale | 1 | 2 | Serious |
| Wed 27 Apr 1988 | Kirklees | 1 | 1 | Slight |
| Thu 5 May 1988 | Kirklees | 1 | 1 | Serious |
| Mon 9 May 1988 | Bradford | 2 | 2 | Slight |
| Mon 9 May 1988 | Kirklees | 1 | 2 | Slight |
| Mon 9 May 1988 | Kirklees | 2 | 1 | Slight |
| Mon 16 May 1988 | Calderdale | 2 | 1 | Slight |
| Thu 26 May 1988 | Kirklees | 2 | 1 | Serious |
| Fri 27 May 1988 | Kirklees | 2 | 1 | Slight |
| Sat 28 May 1988 | Kirklees | 1 | 2 | Slight |
| Sat 28 May 1988 | Calderdale | 2 | 1 | Slight |
| Sun 29 May 1988 | Calderdale | 2 | 2 | Slight |
| Thu 16 Jun 1988 | Kirklees | 1 | 1 | Slight |
| Tue 28 Jun 1988 | Kirklees | 2 | 2 | Serious |
| Sun 3 Jul 1988 | Bradford | 3 | 1 | Slight |
| Sat 9 Jul 1988 | Bradford | 2 | 1 | Slight |
| Thu 21 Jul 1988 | Calderdale | 2 | 1 | Slight |
| Sat 23 Jul 1988 | Kirklees | 2 | 2 | Slight |
| Sun 24 Jul 1988 | Kirklees | 2 | 1 | Slight |
| Thu 28 Jul 1988 | Kirklees | 2 | 1 | Slight |
| Mon 8 Aug 1988 | Bradford | 2 | 1 | Slight |
| Tue 9 Aug 1988 | Calderdale | 3 | 3 | Slight |
| Wed 10 Aug 1988 | Calderdale | 2 | 1 | Slight |
| Sun 14 Aug 1988 | Calderdale | 3 | 1 | Slight |
| Fri 26 Aug 1988 | Calderdale | 1 | 2 | Serious |
| Fri 26 Aug 1988 | Calderdale | 2 | 4 | Serious |
| Sat 27 Aug 1988 | Calderdale | 1 | 1 | Slight |
| Sun 28 Aug 1988 | Kirklees | 2 | 1 | Slight |
| Wed 7 Sep 1988 | Calderdale | 2 | 1 | Slight |
| Wed 7 Sep 1988 | Bradford | 2 | 3 | Serious |
| Sat 10 Sep 1988 | Calderdale | 2 | 1 | Slight |
| Sat 10 Sep 1988 | Calderdale | 1 | 2 | Slight |
| Sun 11 Sep 1988 | Calderdale | 1 | 1 | Slight |
| Mon 12 Sep 1988 | Bradford | 2 | 4 | Fatal |
| Mon 12 Sep 1988 | Kirklees | 1 | 1 | Slight |
| Fri 16 Sep 1988 | Kirklees | 1 | 1 | Serious |
| Fri 23 Sep 1988 | Kirklees | 2 | 1 | Slight |
| Sat 24 Sep 1988 | Kirklees | 2 | 1 | Slight |
| Mon 26 Sep 1988 | Calderdale | 2 | 1 | Slight |
| Thu 29 Sep 1988 | Kirklees | 3 | 1 | Serious |
| Wed 5 Oct 1988 | Kirklees | 2 | 2 | Slight |
| Thu 6 Oct 1988 | Kirklees | 2 | 1 | Slight |
| Mon 10 Oct 1988 | Bradford | 2 | 1 | Fatal |
| Mon 10 Oct 1988 | Calderdale | 1 | 3 | Serious |
| Thu 13 Oct 1988 | Calderdale | 2 | 1 | Slight |
| Thu 13 Oct 1988 | Kirklees | 3 | 2 | Slight |
| Wed 19 Oct 1988 | Bradford | 1 | 1 | Slight |
| Sat 22 Oct 1988 | Kirklees | 1 | 1 | Slight |
| Mon 24 Oct 1988 | Kirklees | 2 | 1 | Serious |
| Mon 24 Oct 1988 | Calderdale | 2 | 1 | Serious |
| Fri 28 Oct 1988 | Kirklees | 1 | 1 | Fatal |
| Thu 3 Nov 1988 | Calderdale | 2 | 2 | Serious |
| Fri 4 Nov 1988 | Bradford | 1 | 2 | Slight |
| Wed 9 Nov 1988 | Calderdale | 2 | 3 | Slight |
| Thu 10 Nov 1988 | Bradford | 2 | 1 | Slight |
| Mon 14 Nov 1988 | Kirklees | 1 | 1 | Slight |
| Fri 18 Nov 1988 | Calderdale | 2 | 1 | Slight |
| Sat 19 Nov 1988 | Calderdale | 2 | 2 | Slight |
| Mon 28 Nov 1988 | Kirklees | 2 | 1 | Slight |
| Wed 30 Nov 1988 | Calderdale | 2 | 2 | Slight |
| Sat 3 Dec 1988 | Calderdale | 1 | 1 | Serious |
| Wed 14 Dec 1988 | Calderdale | 2 | 1 | Slight |
| Mon 19 Dec 1988 | Kirklees | 1 | 1 | Slight |
| Wed 21 Dec 1988 | Calderdale | 2 | 1 | Slight |