Fatal
Serious
Slight
Uncategorised
| Date | Local Authority | Vehicles | Casualties | Severity |
|---|---|---|---|---|
| Mon 20 Jan 1986 | Stevenage | 2 | 1 | Slight |
| Sat 22 Feb 1986 | Stevenage | 1 | 1 | Slight |
| Tue 25 Feb 1986 | Stevenage | 3 | 1 | Slight |
| Wed 5 Mar 1986 | Stevenage | 2 | 1 | Serious |
| Tue 1 Apr 1986 | Stevenage | 2 | 2 | Slight |
| Thu 1 May 1986 | Stevenage | 1 | 2 | Serious |
| Sat 7 Jun 1986 | Stevenage | 1 | 2 | Serious |
| Fri 13 Jun 1986 | Stevenage | 2 | 1 | Slight |
| Thu 19 Jun 1986 | Stevenage | 1 | 1 | Slight |
| Sat 9 Aug 1986 | Stevenage | 1 | 1 | Serious |
| Fri 5 Sep 1986 | Stevenage | 1 | 1 | Serious |
| Thu 18 Sep 1986 | Stevenage | 2 | 1 | Serious |
| Thu 16 Oct 1986 | Stevenage | 2 | 1 | Slight |
| Mon 15 Dec 1986 | Stevenage | 1 | 3 | Slight |