Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Fri 17 Jan 1986 | Stockton-on-Tees | 1 | 1 | Serious |
| Mon 20 Jan 1986 | Stockton-on-Tees | 2 | 1 | Slight |
| Fri 24 Jan 1986 | Stockton-on-Tees | 1 | 1 | Slight |
| Thu 20 Feb 1986 | Stockton-on-Tees | 1 | 1 | Slight |
| Tue 25 Feb 1986 | Stockton-on-Tees | 1 | 1 | Slight |
| Fri 14 Mar 1986 | Stockton-on-Tees | 2 | 1 | Slight |
| Thu 20 Mar 1986 | Stockton-on-Tees | 1 | 2 | Slight |
| Sun 23 Mar 1986 | Stockton-on-Tees | 2 | 1 | Slight |
| Mon 24 Mar 1986 | Stockton-on-Tees | 2 | 1 | Slight |
| Sat 12 Apr 1986 | Stockton-on-Tees | 1 | 1 | Slight |
| Fri 18 Apr 1986 | Stockton-on-Tees | 2 | 1 | Slight |
| Tue 20 May 1986 | Stockton-on-Tees | 2 | 1 | Slight |
| Fri 30 May 1986 | Stockton-on-Tees | 1 | 1 | Slight |
| Fri 30 May 1986 | Stockton-on-Tees | 1 | 1 | Slight |
| Thu 5 Jun 1986 | Stockton-on-Tees | 1 | 1 | Slight |
| Mon 9 Jun 1986 | Stockton-on-Tees | 1 | 1 | Slight |
| Wed 11 Jun 1986 | Stockton-on-Tees | 1 | 1 | Slight |
| Thu 12 Jun 1986 | Stockton-on-Tees | 1 | 1 | Slight |
| Fri 20 Jun 1986 | Stockton-on-Tees | 1 | 1 | Slight |
| Wed 25 Jun 1986 | Stockton-on-Tees | 3 | 1 | Slight |
| Wed 30 Jul 1986 | Stockton-on-Tees | 1 | 1 | Slight |
| Sun 31 Aug 1986 | Stockton-on-Tees | 2 | 1 | Slight |
| Mon 1 Sep 1986 | Stockton-on-Tees | 2 | 1 | Slight |
| Sat 11 Oct 1986 | Stockton-on-Tees | 2 | 1 | Slight |
| Fri 17 Oct 1986 | Stockton-on-Tees | 2 | 1 | Slight |
| Mon 20 Oct 1986 | Stockton-on-Tees | 4 | 1 | Slight |
| Wed 22 Oct 1986 | Stockton-on-Tees | 1 | 1 | Slight |
| Thu 23 Oct 1986 | Stockton-on-Tees | 1 | 1 | Serious |
| Sat 25 Oct 1986 | Stockton-on-Tees | 2 | 1 | Slight |
| Mon 3 Nov 1986 | Stockton-on-Tees | 1 | 1 | Slight |
| Fri 7 Nov 1986 | Stockton-on-Tees | 1 | 1 | Slight |
| Fri 14 Nov 1986 | Stockton-on-Tees | 1 | 1 | Slight |
| Wed 26 Nov 1986 | Stockton-on-Tees | 1 | 1 | Slight |
| Fri 28 Nov 1986 | Stockton-on-Tees | 1 | 1 | Serious |
| Fri 28 Nov 1986 | Stockton-on-Tees | 1 | 1 | Serious |
| Fri 28 Nov 1986 | Stockton-on-Tees | 2 | 1 | Slight |
| Sun 30 Nov 1986 | Stockton-on-Tees | 1 | 1 | Slight |
| Sat 6 Dec 1986 | Stockton-on-Tees | 1 | 1 | Slight |
| Sat 6 Dec 1986 | Stockton-on-Tees | 1 | 1 | Slight |
| Tue 9 Dec 1986 | Stockton-on-Tees | 1 | 1 | Slight |
| Sun 14 Dec 1986 | Stockton-on-Tees | 2 | 1 | Slight |
| Wed 24 Dec 1986 | Stockton-on-Tees | 1 | 1 | Slight |