Serious BMW 2 Series and Honda Glr 125 crash on the A4 in Hillingdon - 16 Aug 2025

Accident reference 2025010592357

Serious Accident

Accident summary

On Saturday 16 August 2025 at 18:00 a serious collision occurred near A4, Hillingdon involving 2 vehicles (honda glr 125, bmw 2 series) and 2 casualties (1 slight, 1 serious) Weather at the time was recorded as fine no high winds. Road surface conditions were dry. Lighting was described as daylight. A police officer attended the scene.

Key details

  • Posted speed limit: 40 mph
  • Road type: Dual carriageway
  • Junction: T or staggered junction
  • Setting: Urban

Location

Fatal
Serious
Slight
Click markers for details
Coordinates: 51.481710, -0.474750

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Collision records on this page come from the Department for Transport's STATS19 data, which is published once a year, so a crash from today will not appear in the historical data yet. For today's incidents, check live A4 closures today.

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Basic Information

Accident Reference 2025010592357
Police Reference 010592357
Date & Time
Saturday
Severity Serious
Vehicles Involved 2
Casualties 2
Police Force Metropolitan Police
Police Officer Attended Yes

Road & Location Details

Area Type Urban
First Road A4
Second Road Unclassified road
Road Type Dual carriageway
Speed Limit 40 mph
Trunk Road Yes
Highway Authority E09000017
Current Highway Authority E09000017
LSOA Code E01002444

Junction Information

Junction Detail T or staggered junction
Junction Control Stop sign

Environmental Conditions

Light Conditions Daylight
Weather Conditions Fine no high winds
Road Surface Conditions Dry
Carriageway Hazards None

Enhanced Collision Data

Injury Based Classification Yes
Adjusted Serious Casualties 1
Adjusted Slight Casualties 0

Vehicles (2)

Vehicle 2

Vehicle Information

Type Motorcycle 125cc and under
Make/Model HONDA GLR 125
Engine Capacity 125cc
Fuel Type Petrol
Left Hand Drive Yes
Manoeuvre Going ahead

Driver Information

Age 31
Sex Female
Journey Purpose Not known
IMD Decile 7 (1=most deprived, 10=least deprived)

Vehicle 1

Vehicle Information

Type Car
Make/Model BMW 2 SERIES
Engine Capacity 1499cc
Fuel Type Petrol
Left Hand Drive Yes
Manoeuvre Waiting to turn left

Driver Information

Age 25
Sex Male
Journey Purpose Not known

Casualties (2)

Casualty 1

Basic Information

Class Driver or rider
Severity Slight
Type Car occupant
Age 25
Sex Male
Associated Vehicle Vehicle 1

Additional Details

Casualty 2

Basic Information

Class Driver or rider
Severity Serious
Type Motorcycle 125cc and under rider or passenger
Age 31
Sex Female
Associated Vehicle Vehicle 2

Additional Details

IMD Decile 7 (1=most deprived, 10=least deprived)

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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.