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CrashStats

B4056 accidents: crash map and statistics

Police recorded 738 collisions on the B4056 from 1979 to 2025, with 879 casualties. Of those crashes, 8 were fatal and 109 serious, and 8 people were killed.

In 2025 there were 14 collisions on the B4056, up 56% from 9 in 2024, with 16 casualties.

Collisions since 1979
738
1,439th highest of 4,923 roads
Casualties
879
1.19 per collision
Fatal collisions
8
8 people killed
Serious collisions
109
125 seriously injured
Collisions in 2025
14
Up 56% on 2024
Casualties in 2025
16
Up 78% on 2024

Crash severity on the B4056

On the B4056, 1.1% of collisions were fatal and 15% serious, against 1.6% and 18% across Great Britain.

Collisions by severity, 1979 to 2025

  • Fatal81.1%
  • Serious10915%
  • Slight62184%

Where the B4056 ranks among 4,923 roads

Most collisions
1,439th
Most casualties
1,590th
Most fatal collisions
1,937th
Most serious collisions
1,774th

B4056 accidents by year

Collisions on the B4056 peaked at 31 in 1983 and were down to 14 in 2025.

Collisions and casualties on the B4056, 1979 to 2025

  • Collisions
  • Collisions in 2025: 14
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
20251416
202499
2023913
20221010
20211010
202077
20191315
201878
20171115
20161011
201577
20142022
20131115
20121313
20111416
20101315
20091212
200867
20072024
20061920
20051621
20041822
20031823
20021818
20012837
20001719
19992225
19982022
19971621
19961518
19951718
19941621
199388
199289
199199
19901616
19891625
19881415
19871821
19862432
19852022
19842333
19833136
19823040
19812735
19802025
19791823

When crashes happen on the B4056

Tuesday has the most collisions on the B4056 (128), and 3pm to 6pm is the busiest time of day (195).

Collisions by day of the week

  • Monday106 (14%)
  • Tuesday128 (17%)
  • Wednesday115 (16%)
  • Thursday114 (15%)
  • Friday126 (17%)
  • Saturday89 (12%)
  • Sunday60 (8.1%)

Collisions by time of day

  • Midnight to 3am11 (1.5%)
  • 3am to 6am7 (0.9%)
  • 6am to 9am116 (16%)
  • 9am to noon108 (15%)
  • Noon to 3pm140 (19%)
  • 3pm to 6pm195 (26%)
  • 6pm to 9pm111 (15%)
  • 9pm to midnight50 (6.8%)

Collisions by month

  • January56 (7.6%)
  • February53 (7.2%)
  • March61 (8.3%)
  • April57 (7.7%)
  • May66 (8.9%)
  • June51 (6.9%)
  • July74 (10%)
  • August48 (6.5%)
  • September51 (6.9%)
  • October77 (10%)
  • November90 (12%)
  • December54 (7.3%)

Light conditions at the time

  • Daylight549 (74%)
  • Dark, street lights lit173 (23%)
  • Dark, lighting unknown13 (1.8%)
  • Dark, street lights unlit2 (0.3%)
  • Dark, no street lighting1 (0.1%)

Source: Department for Transport, STATS19 road safety data

Road and weather conditions in B4056 crashes

On the B4056, 91% of collisions happened where the speed limit was 30 mph and 69% on a dry road surface.

Speed limit at the scene

  • 20 mph60 (8.1%)
  • 30 mph669 (91%)
  • 40 mph5 (0.7%)
  • 50 mph1 (0.1%)
  • 60 mph3 (0.4%)

Weather at the time

  • Fine, no high winds555 (75%)
  • Raining, no high winds112 (15%)
  • Raining with high winds10 (1.4%)
  • Fine with high winds8 (1.1%)
  • Other34 (4.6%)
  • Not recorded19 (2.6%)

Road surface

  • Dry510 (69%)
  • Wet or damp219 (30%)
  • Frost or ice4 (0.5%)
  • Snow3 (0.4%)
  • Flood over 3cm deep1 (0.1%)
  • Not recorded1 (0.1%)

Type of road

  • Single carriageway560 (76%)
  • Roundabout133 (18%)
  • Dual carriageway39 (5.3%)
  • One way street or slip road1 (0.1%)
  • Not recorded5 (0.7%)

Source: Department for Transport, STATS19 road safety data

People hurt and vehicles involved in B4056 crashes

Car occupants make up 42% of the people killed or injured on the B4056, followed by cyclists (18%).

Casualties by road user

  • Car occupant367 (42%)
  • Cyclist159 (18%)
  • Motorcyclist154 (18%)
  • Pedestrian154 (18%)
  • Bus or coach occupant24 (2.7%)
  • Van occupant14 (1.6%)
  • Other3 (0.3%)
  • Not recorded4 (0.5%)

Vehicles involved

  • Car927 (69%)
  • Motorcycle164 (12%)
  • Pedal cycle162 (12%)
  • Van or goods vehicle up to 3.5 tonnes36 (2.7%)
  • Bus or coach29 (2.1%)
  • Goods vehicle over 3.5 tonnes11 (0.8%)
  • Other vehicle7 (0.5%)
  • Other15 (1.1%)

Casualties by age

  • 0 to 59 (1%)
  • 6 to 1031 (3.5%)
  • 11 to 1558 (6.6%)
  • 16 to 20151 (17%)
  • 21 to 25101 (11%)
  • 26 to 35157 (18%)
  • 36 to 45130 (15%)
  • 46 to 5591 (10%)
  • 56 to 6573 (8.3%)
  • 66 to 7543 (4.9%)
  • Over 7533 (3.8%)
  • Not recorded2 (0.2%)

Drivers, passengers and pedestrians

  • Driver or rider583 (66%)
  • Pedestrian154 (18%)
  • Passenger142 (16%)

Source: Department for Transport, STATS19 road safety data

Map of recent crashes on the B4056

Map of the 25 most recent crashes on the B4056

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

  • 25 crashes
  • Serious
  • Slight

B4056 crashes by council area

Collisions on the B4056 were recorded in 2 council areas. Bristol has the most, with 586, followed by South Gloucestershire (149).

Collisions on the B4056 in each area, 1979 to 2025
RankAreaCollisionsCasualtiesFatalSerious
1stBristol586683777
2ndSouth Gloucestershire149191130

B4056 crashes by town

Collisions on the B4056 were recorded in 2 towns and built-up areas, led by Bristol (585) and Filton (142).

Recent crashes on the B4056

These are the 25 most recent collisions on the B4056, from 22 October 2023 to 26 November 2025.

Severity