A40 crash in Buckinghamshire on 20 July 2018 at 19:22 involving an Audi A3
An Audi A3 and a Lexus NX300 were involved in a crash on the A40 in Buckinghamshire at 19:22 on Friday 20 July 2018. The 30-year-old male driver of the Audi A3 was slightly injured.
It happened in daylight in fine weather on a dry dual carriageway with a 40 mph limit, away from any junction.
- Severity
- Slight
- Date
- 20 Jul 2018
- Friday, 19:22
- Vehicles
- 2
- Audi A3 and Lexus NX300
- Casualties
- 1
- 1 slightly injured
Location of the crash
Police recorded the crash at latitude 51.56674, longitude -0.50178, in the UB9 postcode district and within the built-up area of Denham. It is one of the crashes that make up the Gerrards Cross & Denham, Buckinghamshire, UB9 4HD area accident hotspot. The location was in the former South Bucks district.
Map of where the crash happened in Buckinghamshire
Use the arrow keys to move the map and the plus and minus keys to zoom.
- 1 crash
- Slight
Collision details
Basic information
- Reference
- 2018430244962
- Council area
- Buckinghamshire
- Police force
- Thames Valley
- Police attended the scene
- Yes
Road and location details
- First road class
- A
- First road number
- 40
- Road type
- Dual carriageway
- Speed limit
- 40 mph
- Urban or rural
- Rural
- Trunk road
- Non-trunk road
Junction information
- Junction type
- Not at junction or within 20 metres
Pedestrian crossing information
- Crossing facilities
- No physical crossing facility within 50 m
Environmental conditions
- Light conditions
- Daylight
- Weather
- Fine, no high winds
- Road surface
- Dry
Enhanced collision data
- How severity was recorded
- Judged by the reporting police officer
- Estimated chance it was serious
- 3%
- Estimated chance it was slight
- 97%
The 6 nearest recorded crashes
The nearest, 11 metres away, was a slight injury crash on 21 June 1984.
Slight
Car crash on the A40 in Buckinghamshire, 21 June 1984
11 m awayRef 198443A097064
Slight
Dennis crash on an unclassified road in Buckinghamshire, 16 July 2006
11 m awayRef 200643N116076
Slight
Fiat Punto crash on the A40 in Buckinghamshire, 28 May 1997
13 m awayRef 199743N144057
Serious
Motorcycle crash on the A40 in Buckinghamshire, 11 April 1981
22 m awayRef 198143B027041
Slight
Chrysler Voyager crash on an unclassified road in Buckinghamshire, 1 May 2012
24 m awayRef 201243N072052
Slight
BMW IX crash on an unclassified road in Buckinghamshire, 17 June 2025
24 m awayRef 2025430300228
Vehicles involved (2)
Vehicle 1: Audi A3
Car
- Manoeuvre
- Changing lane to right
- Travelling from
- North West
- Travelling to
- South East
- Position at junction
- Not at or within 20 metres of junction
- Skidding and overturning
- Overturned
- Hit object in carriageway
- Kerb
- Leaving the carriageway
- Offside onto central reservation and rebounded
- Hit object off carriageway
- Road sign or traffic signal
- First point of impact
- Front
- Left-hand drive
- No
- Driver sex
- Male
- Driver age
- 30 years
- Engine capacity
- 1,395 cc
- Fuel or propulsion
- Petrol
- Vehicle age
- 2 years
- Driver home area deprivation
- 20 to 30% most deprived
Vehicle 2: Lexus NX300
Car
- Manoeuvre
- Changing lane to right
- Travelling from
- North West
- Travelling to
- South East
- Position at junction
- Not at or within 20 metres of junction
- First point of impact
- Back
- Left-hand drive
- No
- Driver sex
- Male
- Driver age
- 62 years
- Engine capacity
- 2,494 cc
- Fuel or propulsion
- Hybrid electric
- Vehicle age
- 3 years
- Driver home area deprivation
- 10 to 20% least deprived
Casualties (1)
Casualty 1: Driver
SlightMale, aged 30, car occupant, in vehicle 1 (Audi A3)
- Home area deprivation
- 20 to 30% most deprived
Data source
This record comes from the Department for Transport’s road safety data (STATS19), in which police forces in Great Britain record every road crash reported to them where someone was injured. It is reference 2018430244962 in the data published on GOV.UK under the Open Government Licence v3.0, and one of the crashes counted in the Buckinghamshire road accident statistics for 2018.