Serious crash on the M4 - 20 Mar 1986
Accident reference 198643C085036
Accident summary
On Thursday 20 March 1986 at 17:00 a serious collision occurred near M4 involving 21 vehicles (van / goods 3.5 tonnes mgw or under) and 3 casualties (1 serious, 2 slight) Weather at the time was recorded as raining no high winds. Road surface conditions were wet or damp. Lighting was described as daylight.
Key details
- Posted speed limit: 70 mph
- Road type: Dual carriageway
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Basic Information
| Accident Reference | 198643C085036 |
| Police Reference | 43C085036 |
| Date & Time |
Thursday
|
| Severity | Serious |
| Vehicles Involved | 21 |
| Casualties | 3 |
| Police Force | Thames Valley |
Road & Location Details
| First Road | M4 |
| Second Road | Unclassified road |
| Road Type | Dual carriageway |
| Speed Limit | 70 mph |
| Local Authority District | 473 |
Environmental Conditions
| Light Conditions | Daylight |
| Weather Conditions | Raining no high winds |
| Road Surface Conditions | Wet or damp |
| Special Conditions | None |
| Carriageway Hazards | None |
Nearby or similar collisions
Explore other recorded collisions from the same authority area to understand the wider pattern of incidents nearby.
Accident 1986558620920
SlightAccident 198652CS00493
SlightAccident 19864200F0192
SlightAccident 1986360020438
SlightAccident 1986351090286
SlightAccident 1986317Y40721
SlightVehicles (21)
Vehicle 1
Vehicle Information
| Type | Unknown |
| Manoeuvre | Slowing or stopping |
Driver Information
| Age | 44 |
| Sex | Male |
Vehicle 2
Vehicle Information
| Type | Van / Goods 3.5 tonnes mgw or under |
| Manoeuvre | Going ahead other |
Driver Information
| Age | 29 |
| Sex | Male |
Vehicle 3
Vehicle Information
| Type | Unknown |
| Manoeuvre | Going ahead other |
Driver Information
| Age | 35 |
| Sex | Male |
Vehicle 4
Vehicle Information
| Type | Unknown |
| Manoeuvre | Going ahead other |
Driver Information
| Age | 32 |
| Sex | Male |
Vehicle 5
Vehicle Information
| Type | Unknown |
| Manoeuvre | Going ahead other |
Driver Information
| Sex | Male |
Vehicle 6
Vehicle Information
| Type | Unknown |
| Manoeuvre | Going ahead other |
Driver Information
| Age | 41 |
| Sex | Male |
Vehicle 7
Vehicle Information
| Type | Unknown |
| Manoeuvre | Going ahead other |
Driver Information
| Age | 41 |
| Sex | Male |
Vehicle 8
Vehicle Information
| Type | Unknown |
| Manoeuvre | Going ahead other |
Driver Information
| Age | 19 |
| Sex | Male |
Vehicle 9
Vehicle Information
| Type | Unknown |
| Manoeuvre | Going ahead other |
Driver Information
| Age | 25 |
| Sex | Female |
Vehicle 10
Vehicle Information
| Type | Unknown |
| Manoeuvre | Going ahead other |
Driver Information
| Age | 38 |
| Sex | Female |
Vehicle 11
Vehicle Information
| Type | Unknown |
| Manoeuvre | Going ahead other |
Driver Information
| Sex | Male |
Vehicle 12
Vehicle Information
| Type | Unknown |
| Manoeuvre | Going ahead other |
Driver Information
| Age | 23 |
| Sex | Male |
Vehicle 13
Vehicle Information
| Type | Unknown |
| Manoeuvre | Going ahead other |
Driver Information
| Age | 59 |
| Sex | Male |
Vehicle 14
Vehicle Information
| Type | Unknown |
| Manoeuvre | Going ahead other |
Driver Information
| Age | 57 |
| Sex | Male |
Vehicle 15
Vehicle Information
| Type | Unknown |
| Manoeuvre | Going ahead other |
Driver Information
| Age | 56 |
| Sex | Male |
Vehicle 16
Vehicle Information
| Type | Unknown |
| Manoeuvre | Going ahead other |
Driver Information
| Age | 50 |
| Sex | Male |
Vehicle 17
Vehicle Information
| Type | Unknown |
| Manoeuvre | Going ahead other |
Driver Information
Vehicle 18
Vehicle Information
| Type | Unknown |
| Manoeuvre | Going ahead other |
Driver Information
| Age | 32 |
| Sex | Male |
Vehicle 19
Vehicle Information
| Type | Unknown |
| Manoeuvre | Going ahead other |
Driver Information
| Age | 72 |
| Sex | Male |
Vehicle 20
Vehicle Information
| Type | Unknown |
| Manoeuvre | Going ahead other |
Driver Information
Vehicle 21
Vehicle Information
| Type | Unknown |
| Manoeuvre | Going ahead other |
Driver Information
| Age | 24 |
| Sex | Male |
Casualties (3)
Casualty 1
Basic Information
| Class | Driver or rider |
| Severity | Serious |
| Type | Unknown |
| Age | 44 |
| Sex | Male |
| Associated Vehicle | Vehicle 1 |
Additional Details
Casualty 2
Basic Information
| Class | Driver or rider |
| Severity | Slight |
| Type | Van / Goods vehicle (3.5 tonnes mgw or under) occupant |
| Age | 29 |
| Sex | Male |
| Associated Vehicle | Vehicle 2 |
Additional Details
Casualty 3
Basic Information
| Class | Driver or rider |
| Severity | Slight |
| Type | Unknown |
| Age | 41 |
| Sex | Male |
| Associated Vehicle | Vehicle 7 |
Additional Details
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Data Source
This data is from the UK Department for Transport's STATS19 road safety dataset, available under the Open Government Licence v3.0.