Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Sun 3 Jan 1988 | Wigan | 1 | 2 | Slight |
| Mon 4 Jan 1988 | Wigan | 2 | 1 | Slight |
| Wed 6 Jan 1988 | Wigan | 2 | 2 | Serious |
| Thu 7 Jan 1988 | Wigan | 1 | 1 | Serious |
| Thu 7 Jan 1988 | Wigan | 2 | 1 | Serious |
| Sat 9 Jan 1988 | Wigan | 1 | 1 | Serious |
| Tue 12 Jan 1988 | Wigan | 2 | 1 | Slight |
| Thu 14 Jan 1988 | Wigan | 1 | 1 | Serious |
| Fri 15 Jan 1988 | Wigan | 1 | 1 | Slight |
| Sun 17 Jan 1988 | Wigan | 2 | 2 | Slight |
| Tue 19 Jan 1988 | Wigan | 2 | 1 | Slight |
| Fri 22 Jan 1988 | Wigan | 1 | 1 | Slight |
| Sun 24 Jan 1988 | Wigan | 1 | 1 | Slight |
| Mon 25 Jan 1988 | West Lancashire | 2 | 1 | Serious |
| Tue 26 Jan 1988 | Wigan | 2 | 1 | Slight |
| Wed 27 Jan 1988 | Wigan | 1 | 1 | Slight |
| Wed 27 Jan 1988 | Wigan | 2 | 1 | Serious |
| Wed 27 Jan 1988 | Wigan | 1 | 1 | Slight |
| Sat 30 Jan 1988 | Wigan | 2 | 2 | Slight |
| Mon 1 Feb 1988 | Wigan | 1 | 1 | Serious |
| Wed 3 Feb 1988 | Wigan | 2 | 2 | Slight |
| Thu 11 Feb 1988 | Wigan | 3 | 2 | Slight |
| Thu 11 Feb 1988 | Wigan | 1 | 1 | Serious |
| Sat 13 Feb 1988 | Wigan | 1 | 1 | Slight |
| Mon 15 Feb 1988 | Wigan | 1 | 1 | Slight |
| Tue 16 Feb 1988 | Wigan | 1 | 1 | Slight |
| Thu 18 Feb 1988 | West Lancashire | 1 | 1 | Slight |
| Thu 18 Feb 1988 | Wigan | 2 | 1 | Slight |
| Tue 23 Feb 1988 | Wigan | 1 | 1 | Slight |
| Wed 24 Feb 1988 | West Lancashire | 1 | 1 | Serious |
| Wed 24 Feb 1988 | Wigan | 1 | 1 | Slight |
| Fri 26 Feb 1988 | Wigan | 1 | 1 | Slight |
| Sat 27 Feb 1988 | West Lancashire | 2 | 1 | Slight |
| Sun 28 Feb 1988 | Wigan | 1 | 2 | Serious |
| Mon 29 Feb 1988 | Wigan | 2 | 1 | Serious |
| Fri 4 Mar 1988 | Wigan | 2 | 1 | Slight |
| Sun 6 Mar 1988 | Wigan | 2 | 1 | Slight |
| Tue 8 Mar 1988 | West Lancashire | 1 | 1 | Serious |
| Tue 8 Mar 1988 | Wigan | 2 | 1 | Slight |
| Tue 8 Mar 1988 | Wigan | 2 | 1 | Slight |
| Tue 8 Mar 1988 | West Lancashire | 2 | 1 | Slight |
| Fri 11 Mar 1988 | Wigan | 1 | 1 | Slight |
| Sat 12 Mar 1988 | Wigan | 1 | 1 | Slight |
| Sat 12 Mar 1988 | Wigan | 2 | 2 | Slight |
| Sat 12 Mar 1988 | Wigan | 2 | 2 | Slight |
| Mon 14 Mar 1988 | Wigan | 2 | 1 | Slight |
| Mon 14 Mar 1988 | West Lancashire | 2 | 1 | Slight |
| Wed 23 Mar 1988 | Wigan | 1 | 1 | Fatal |
| Mon 28 Mar 1988 | Wigan | 2 | 1 | Slight |
| Tue 29 Mar 1988 | Wigan | 2 | 1 | Slight |
| Wed 30 Mar 1988 | Wigan | 2 | 2 | Slight |
| Thu 31 Mar 1988 | Wigan | 2 | 1 | Slight |
| Sat 2 Apr 1988 | Wigan | 2 | 1 | Serious |
| Tue 5 Apr 1988 | Wigan | 2 | 1 | Slight |
| Thu 7 Apr 1988 | Wigan | 2 | 1 | Slight |
| Fri 8 Apr 1988 | West Lancashire | 2 | 1 | Slight |
| Sat 9 Apr 1988 | West Lancashire | 2 | 1 | Slight |
| Mon 11 Apr 1988 | Wigan | 1 | 1 | Slight |
| Thu 14 Apr 1988 | West Lancashire | 2 | 1 | Slight |
| Sat 16 Apr 1988 | Wigan | 2 | 1 | Slight |
| Mon 18 Apr 1988 | Wigan | 1 | 1 | Slight |
| Wed 20 Apr 1988 | Wigan | 1 | 2 | Slight |
| Sun 24 Apr 1988 | Wigan | 2 | 3 | Serious |
| Tue 26 Apr 1988 | Wigan | 1 | 1 | Slight |
| Tue 26 Apr 1988 | Wigan | 1 | 1 | Slight |
| Tue 3 May 1988 | Wigan | 2 | 1 | Slight |
| Tue 3 May 1988 | Wigan | 4 | 1 | Slight |
| Tue 3 May 1988 | Wigan | 2 | 1 | Slight |
| Fri 6 May 1988 | Wigan | 3 | 1 | Slight |
| Sat 7 May 1988 | Wigan | 2 | 2 | Slight |
| Wed 11 May 1988 | Wigan | 2 | 1 | Serious |
| Thu 12 May 1988 | Wigan | 2 | 1 | Slight |
| Mon 16 May 1988 | Wigan | 2 | 1 | Slight |
| Mon 16 May 1988 | Wigan | 2 | 1 | Slight |
| Fri 20 May 1988 | Wigan | 1 | 1 | Slight |
| Tue 24 May 1988 | Wigan | 2 | 1 | Slight |
| Tue 31 May 1988 | Wigan | 2 | 1 | Slight |
| Sun 5 Jun 1988 | Wigan | 2 | 1 | Slight |
| Mon 6 Jun 1988 | Wigan | 2 | 1 | Slight |
| Tue 7 Jun 1988 | West Lancashire | 2 | 1 | Slight |
| Sat 11 Jun 1988 | West Lancashire | 1 | 1 | Slight |
| Sat 11 Jun 1988 | Wigan | 2 | 1 | Serious |
| Tue 14 Jun 1988 | Wigan | 1 | 1 | Slight |
| Tue 14 Jun 1988 | Wigan | 2 | 1 | Slight |
| Wed 15 Jun 1988 | Wigan | 2 | 1 | Slight |
| Thu 16 Jun 1988 | Wigan | 1 | 1 | Slight |
| Mon 20 Jun 1988 | Wigan | 1 | 1 | Slight |
| Fri 24 Jun 1988 | Wigan | 2 | 1 | Slight |
| Fri 24 Jun 1988 | Wigan | 1 | 1 | Slight |
| Sat 25 Jun 1988 | Wigan | 2 | 1 | Slight |
| Sat 25 Jun 1988 | Wigan | 2 | 6 | Slight |
| Wed 29 Jun 1988 | West Lancashire | 2 | 2 | Slight |
| Thu 30 Jun 1988 | Wigan | 1 | 1 | Slight |
| Fri 1 Jul 1988 | Wigan | 2 | 2 | Slight |
| Sun 3 Jul 1988 | West Lancashire | 2 | 1 | Slight |
| Mon 4 Jul 1988 | West Lancashire | 1 | 1 | Slight |
| Wed 6 Jul 1988 | Wigan | 3 | 1 | Slight |
| Mon 11 Jul 1988 | Wigan | 2 | 1 | Slight |
| Mon 11 Jul 1988 | Wigan | 1 | 1 | Slight |
| Tue 12 Jul 1988 | Wigan | 1 | 1 | Slight |
| Thu 14 Jul 1988 | West Lancashire | 2 | 1 | Slight |
| Fri 15 Jul 1988 | West Lancashire | 2 | 1 | Slight |
| Thu 21 Jul 1988 | Wigan | 2 | 1 | Slight |
| Mon 25 Jul 1988 | Wigan | 1 | 1 | Serious |
| Fri 29 Jul 1988 | Wigan | 2 | 1 | Slight |
| Wed 3 Aug 1988 | Wigan | 1 | 1 | Serious |
| Thu 4 Aug 1988 | Wigan | 1 | 1 | Slight |
| Fri 5 Aug 1988 | Wigan | 2 | 1 | Slight |
| Fri 5 Aug 1988 | West Lancashire | 2 | 1 | Slight |
| Sat 6 Aug 1988 | Wigan | 2 | 1 | Slight |
| Mon 8 Aug 1988 | West Lancashire | 2 | 1 | Slight |
| Tue 9 Aug 1988 | Wigan | 2 | 2 | Slight |
| Wed 10 Aug 1988 | West Lancashire | 1 | 1 | Serious |
| Fri 12 Aug 1988 | Wigan | 2 | 1 | Slight |
| Sat 13 Aug 1988 | Wigan | 2 | 6 | Serious |
| Sun 14 Aug 1988 | Wigan | 1 | 1 | Serious |
| Thu 18 Aug 1988 | Wigan | 1 | 1 | Slight |
| Thu 18 Aug 1988 | West Lancashire | 2 | 3 | Serious |
| Thu 18 Aug 1988 | Wigan | 1 | 2 | Slight |
| Wed 24 Aug 1988 | Wigan | 2 | 1 | Slight |
| Wed 24 Aug 1988 | Wigan | 3 | 5 | Slight |
| Thu 25 Aug 1988 | Wigan | 2 | 1 | Slight |
| Tue 30 Aug 1988 | Wigan | 1 | 2 | Slight |
| Thu 1 Sep 1988 | West Lancashire | 2 | 1 | Slight |
| Thu 1 Sep 1988 | Wigan | 1 | 1 | Slight |
| Mon 5 Sep 1988 | Wigan | 2 | 1 | Slight |
| Mon 5 Sep 1988 | Wigan | 1 | 2 | Slight |
| Wed 14 Sep 1988 | Wigan | 2 | 3 | Slight |
| Fri 16 Sep 1988 | Wigan | 2 | 1 | Slight |
| Mon 19 Sep 1988 | Wigan | 1 | 1 | Slight |
| Tue 20 Sep 1988 | Wigan | 3 | 1 | Serious |
| Wed 21 Sep 1988 | Wigan | 2 | 1 | Slight |
| Thu 22 Sep 1988 | Wigan | 2 | 1 | Slight |
| Sat 24 Sep 1988 | Wigan | 1 | 1 | Serious |
| Sun 25 Sep 1988 | Wigan | 1 | 1 | Slight |
| Mon 26 Sep 1988 | West Lancashire | 2 | 1 | Slight |
| Wed 28 Sep 1988 | Wigan | 1 | 5 | Serious |
| Fri 30 Sep 1988 | Wigan | 2 | 1 | Slight |
| Wed 5 Oct 1988 | West Lancashire | 3 | 3 | Slight |
| Wed 5 Oct 1988 | Wigan | 3 | 1 | Serious |
| Fri 7 Oct 1988 | Wigan | 4 | 3 | Slight |
| Tue 11 Oct 1988 | Wigan | 2 | 2 | Slight |
| Tue 11 Oct 1988 | Wigan | 2 | 2 | Slight |
| Tue 11 Oct 1988 | Wigan | 3 | 1 | Slight |
| Tue 11 Oct 1988 | West Lancashire | 1 | 1 | Slight |
| Fri 14 Oct 1988 | Wigan | 1 | 1 | Slight |
| Fri 14 Oct 1988 | Wigan | 1 | 1 | Slight |
| Sun 16 Oct 1988 | Wigan | 2 | 1 | Slight |
| Tue 18 Oct 1988 | West Lancashire | 1 | 1 | Slight |
| Wed 19 Oct 1988 | Wigan | 1 | 1 | Slight |
| Fri 21 Oct 1988 | West Lancashire | 2 | 1 | Slight |
| Sat 22 Oct 1988 | Wigan | 2 | 1 | Slight |
| Sat 22 Oct 1988 | Wigan | 2 | 4 | Slight |
| Wed 26 Oct 1988 | Wigan | 1 | 1 | Slight |
| Thu 27 Oct 1988 | Wigan | 1 | 1 | Slight |
| Fri 28 Oct 1988 | Wigan | 2 | 1 | Slight |
| Sat 29 Oct 1988 | Wigan | 1 | 1 | Slight |
| Sun 30 Oct 1988 | West Lancashire | 2 | 1 | Slight |
| Tue 8 Nov 1988 | Wigan | 2 | 1 | Slight |
| Tue 8 Nov 1988 | Wigan | 3 | 1 | Slight |
| Tue 8 Nov 1988 | West Lancashire | 2 | 1 | Slight |
| Fri 11 Nov 1988 | Wigan | 2 | 1 | Slight |
| Fri 11 Nov 1988 | Wigan | 1 | 1 | Slight |
| Fri 11 Nov 1988 | Wigan | 3 | 3 | Slight |
| Wed 16 Nov 1988 | Wigan | 1 | 1 | Fatal |
| Fri 18 Nov 1988 | Wigan | 2 | 1 | Slight |
| Fri 18 Nov 1988 | Wigan | 2 | 1 | Slight |
| Mon 21 Nov 1988 | Wigan | 2 | 1 | Slight |
| Wed 23 Nov 1988 | Wigan | 1 | 1 | Slight |
| Fri 25 Nov 1988 | Wigan | 2 | 1 | Slight |
| Sun 27 Nov 1988 | Wigan | 2 | 1 | Slight |
| Thu 1 Dec 1988 | Wigan | 2 | 1 | Slight |
| Fri 2 Dec 1988 | Wigan | 1 | 1 | Slight |
| Sat 3 Dec 1988 | Wigan | 2 | 1 | Slight |
| Mon 5 Dec 1988 | Wigan | 2 | 2 | Slight |
| Mon 5 Dec 1988 | Wigan | 2 | 1 | Serious |
| Thu 8 Dec 1988 | Wigan | 2 | 1 | Slight |
| Fri 9 Dec 1988 | Wigan | 1 | 1 | Slight |
| Wed 14 Dec 1988 | Wigan | 2 | 1 | Slight |
| Sat 17 Dec 1988 | Wigan | 2 | 1 | Slight |
| Sat 17 Dec 1988 | Wigan | 1 | 3 | Serious |
| Mon 19 Dec 1988 | Wigan | 1 | 1 | Slight |
| Wed 21 Dec 1988 | Wigan | 2 | 1 | Slight |
| Thu 22 Dec 1988 | Wigan | 3 | 2 | Slight |
| Thu 22 Dec 1988 | Wigan | 1 | 1 | Slight |
| Thu 22 Dec 1988 | Wigan | 2 | 1 | Slight |
| Fri 23 Dec 1988 | Wigan | 1 | 2 | Slight |
| Sat 24 Dec 1988 | Wigan | 1 | 1 | Slight |
| Mon 26 Dec 1988 | Wigan | 2 | 2 | Slight |
| Tue 27 Dec 1988 | West Lancashire | 3 | 1 | Slight |