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CrashStats

B310 accidents: crash map and statistics

Police recorded 900 collisions on the B310 from 1979 to 2025, with 1,028 casualties. Of those crashes, 5 were fatal and 151 serious, and 5 people were killed.

In 2025 there were 7 collisions on the B310, down 13% from 8 in 2024, with 7 casualties.

Collisions since 1979
900
1,200th highest of 4,923 roads
Casualties
1,028
1.14 per collision
Fatal collisions
5
5 people killed
Serious collisions
151
165 seriously injured
Collisions in 2025
7
Down 13% on 2024
Casualties in 2025
7
Down 22% on 2024

Crash severity on the B310

On the B310, 0.6% of collisions were fatal and 17% serious, against 1.6% and 18% across Great Britain.

Collisions by severity, 1979 to 2025

  • Fatal50.6%
  • Serious15117%
  • Slight74483%

Where the B310 ranks among 4,923 roads

Most collisions
1,200th
Most casualties
1,411th
Most fatal collisions
2,545th
Most serious collisions
1,375th

B310 accidents by year

Collisions on the B310 peaked at 48 in 1983 and were down to 7 in 2025.

Collisions and casualties on the B310, 1979 to 2025

  • Collisions
  • Collisions in 2025: 7
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
202577
202489
202356
20221314
202166
202088
20192123
2018910
2017910
20162028
2015710
2014912
2013811
20121415
20111010
201077
200944
20081515
2007911
2006910
200588
20041314
20031014
20021415
20011616
20002023
19991621
19981315
19971112
199677
19951213
19942324
19932833
19923445
19912527
19903233
19893439
19883340
19874147
19863540
19854352
19844044
19834855
19824046
19814754
19802428
19793537

When crashes happen on the B310

Thursday has the most collisions on the B310 (156), and noon to 3pm is the busiest time of day (189).

Collisions by day of the week

  • Monday128 (14%)
  • Tuesday155 (17%)
  • Wednesday148 (16%)
  • Thursday156 (17%)
  • Friday142 (16%)
  • Saturday97 (11%)
  • Sunday74 (8.2%)

Collisions by time of day

  • Midnight to 3am34 (3.8%)
  • 3am to 6am12 (1.3%)
  • 6am to 9am120 (13%)
  • 9am to noon167 (19%)
  • Noon to 3pm189 (21%)
  • 3pm to 6pm185 (21%)
  • 6pm to 9pm128 (14%)
  • 9pm to midnight65 (7.2%)

Collisions by month

  • January62 (6.9%)
  • February51 (5.7%)
  • March63 (7%)
  • April72 (8%)
  • May68 (7.6%)
  • June89 (9.9%)
  • July90 (10%)
  • August80 (8.9%)
  • September90 (10%)
  • October91 (10%)
  • November83 (9.2%)
  • December61 (6.8%)

Light conditions at the time

  • Daylight690 (77%)
  • Dark, street lights lit202 (22%)
  • Dark, lighting unknown4 (0.4%)
  • Dark, no street lighting3 (0.3%)
  • Dark, street lights unlit1 (0.1%)

Source: Department for Transport, STATS19 road safety data

Road and weather conditions in B310 crashes

On the B310, 96% of collisions happened where the speed limit was 30 mph and 77% on a dry road surface.

Speed limit at the scene

  • 20 mph39 (4.3%)
  • 30 mph860 (96%)
  • 40 mph1 (0.1%)

Weather at the time

  • Fine, no high winds682 (76%)
  • Raining, no high winds109 (12%)
  • Fine with high winds6 (0.7%)
  • Raining with high winds2 (0.2%)
  • Other97 (11%)
  • Not recorded4 (0.4%)

Road surface

  • Dry694 (77%)
  • Wet or damp198 (22%)
  • Frost or ice4 (0.4%)
  • Snow2 (0.2%)
  • Oil or diesel1 (0.1%)
  • Not recorded1 (0.1%)

Type of road

  • Single carriageway458 (51%)
  • One way street or slip road316 (35%)
  • Dual carriageway36 (4%)
  • Roundabout32 (3.6%)
  • Not recorded58 (6.4%)

Source: Department for Transport, STATS19 road safety data

People hurt and vehicles involved in B310 crashes

Motorcyclists make up 27% of the people killed or injured on the B310, followed by car occupants (25%).

Casualties by road user

  • Motorcyclist277 (27%)
  • Car occupant255 (25%)
  • Pedestrian199 (19%)
  • Cyclist142 (14%)
  • Taxi or private hire car occupant86 (8.4%)
  • Bus or coach occupant35 (3.4%)
  • Other33 (3.2%)
  • Not recorded1 (0.1%)

Vehicles involved

  • Car764 (48%)
  • Motorcycle309 (20%)
  • Taxi or private hire car173 (11%)
  • Pedal cycle145 (9.2%)
  • Van or goods vehicle up to 3.5 tonnes95 (6%)
  • Bus or coach48 (3%)
  • Goods vehicle over 3.5 tonnes30 (1.9%)
  • Other17 (1.1%)

Casualties by age

  • 0 to 57 (0.7%)
  • 6 to 108 (0.8%)
  • 11 to 1515 (1.5%)
  • 16 to 2080 (7.8%)
  • 21 to 25171 (17%)
  • 26 to 35274 (27%)
  • 36 to 45171 (17%)
  • 46 to 55104 (10%)
  • 56 to 6580 (7.8%)
  • 66 to 7533 (3.2%)
  • Over 7516 (1.6%)
  • Not recorded69 (6.7%)

Drivers, passengers and pedestrians

  • Driver or rider628 (61%)
  • Passenger201 (20%)
  • Pedestrian199 (19%)

Source: Department for Transport, STATS19 road safety data

Map of recent crashes on the B310

Map of the 25 most recent crashes on the B310

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

  • 25 crashes
  • Serious
  • Slight

B310 crashes by council area

Collisions on the B310 were recorded in 2 council areas. Westminster has the most, with 886, followed by Kensington and Chelsea (13).

Collisions on the B310 in each area, 1979 to 2025
RankAreaCollisionsCasualtiesFatalSerious
1stWestminster8861,0125151
2ndKensington and Chelsea131500

B310 crashes by town

Collisions on the B310 were recorded in 2 towns and built-up areas, led by City of Westminster (783) and Kensington and Chelsea (8).

Recent crashes on the B310

These are the 25 most recent collisions on the B310, from 25 July 2022 to 28 September 2025.

Severity