Skip to main content
CrashStats

B491 crash in Hounslow on 18 May 2025 at 21:50 involving a BYD Enviro bus

A bicycle and a BYD Enviro bus were involved in a crash on the B491 in Hounslow at 21:50 on Sunday 18 May 2025. The 31-year-old male cyclist was slightly injured.

It happened after dark under street lighting in fine weather on a dry roundabout with a 20 mph limit.

Severity
Slight
Date
18 May 2025
Sunday, 21:50
Vehicles
2
Bicycle and BYD Enviro
Casualties
1
1 slightly injured

Location of the crash

Police recorded the crash at latitude 51.49576, longitude -0.25512, in the W4 postcode district. It is one of the crashes that make up the Chiswick Gunnersbury, Hounslow, W4 2DE area accident hotspot.

Map of where the crash happened in Hounslow

Use the arrow keys to move the map and the plus and minus keys to zoom.

  • 1 crash
  • Slight

Collision details

Basic information

Reference
2025010576142
Council area
Hounslow
Police force
Metropolitan Police
Police attended the scene
No, reported using a self completion form

Road and location details

First road class
B
First road number
491
Road type
Roundabout
Speed limit
20 mph
Urban or rural
Urban
Trunk road
Non-trunk road

Junction information

Junction control
Give way or uncontrolled
Second road class
B
Second road number
409

Pedestrian crossing information

Crossing facilities
No physical crossing facility within 50 m

Environmental conditions

Light conditions
Dark, street lights lit
Weather
Fine, no high winds
Road surface
Dry

Enhanced collision data

How severity was recorded
From injuries recorded by police (CRASH system)
Estimated chance it was serious
0%
Estimated chance it was slight
100%

The 6 nearest recorded crashes

The nearest, 5 metres away, was a slight injury crash on 22 May 1993.

Vehicles involved (2)

  • Vehicle 1: Bicycle

    Pedal cycle

    Left-hand drive
    No
    Journey purpose
    Commuting to or from work
    Driver sex
    Male
    Driver age
    31 years
    Driver home area deprivation
    10 to 20% most deprived
    Distance from driver's home
    Within 5 km

  • Vehicle 2: BYD Enviro

    Bus or coach (17 or more seats)

    Left-hand drive
    No
    Fuel or propulsion
    Electric

Casualties (1)

  • Casualty 1: Cyclist

    Slight

    Male, aged 31, on vehicle 1 (Bicycle)

    Home area deprivation
    10 to 20% most deprived
    Distance from home
    Within 5 km

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 2025010576142 in the data published on GOV.UK under the Open Government Licence v3.0, and one of the crashes counted in the Hounslow road accident statistics for 2025.