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CrashStats

A4175 accidents: crash map and statistics

Police recorded 869 collisions on the A4175 from 1979 to 2025, with 1,182 casualties. Of those crashes, 19 were fatal and 181 serious, and 22 people were killed.

In 2025 there were 10 collisions on the A4175, up 43% from 7 in 2024, with 10 casualties.

Collisions since 1979
869
1,234th highest of 4,923 roads
Casualties
1,182
1.36 per collision
Fatal collisions
19
22 people killed
Serious collisions
181
218 seriously injured
Collisions in 2025
10
Up 43% on 2024
Casualties in 2025
10
Up 25% on 2024

Crash severity on the A4175

On the A4175, 2.2% of collisions were fatal and 21% serious, against 1.6% and 18% across Great Britain.

Collisions by severity, 1979 to 2025

  • Fatal192.2%
  • Serious18121%
  • Slight66977%

Where the A4175 ranks among 4,923 roads

Most collisions
1,234th
Most casualties
1,232nd
Most fatal collisions
1,031st
Most serious collisions
1,159th

A4175 accidents by year

Collisions on the A4175 peaked at 43 in 1982 and were down to 10 in 2025.

Collisions and casualties on the A4175, 1979 to 2025

  • Collisions
  • Collisions in 2025: 10
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
20251010
202478
2023410
202279
20211013
2020813
201967
201857
201789
2016916
201524
2014916
20131214
2012911
20111016
20101317
2009611
20081618
20072437
20062027
20052230
20041016
20031316
20021518
20011216
20001626
19992428
19981423
19971520
19961012
19952335
19941420
19932529
19922543
19912328
19903549
19892223
19883338
19873140
19863751
19853033
19843044
19834054
19824360
19813962
19803750
19793645

When crashes happen on the A4175

Tuesday has the most collisions on the A4175 (149), and 3pm to 6pm is the busiest time of day (162).

Collisions by day of the week

  • Monday108 (12%)
  • Tuesday149 (17%)
  • Wednesday126 (14%)
  • Thursday142 (16%)
  • Friday143 (16%)
  • Saturday109 (13%)
  • Sunday92 (11%)

Collisions by time of day

  • Midnight to 3am46 (5.3%)
  • 3am to 6am12 (1.4%)
  • 6am to 9am137 (16%)
  • 9am to noon112 (13%)
  • Noon to 3pm147 (17%)
  • 3pm to 6pm162 (19%)
  • 6pm to 9pm133 (15%)
  • 9pm to midnight120 (14%)

Collisions by month

  • January72 (8.3%)
  • February54 (6.2%)
  • March93 (11%)
  • April55 (6.3%)
  • May74 (8.5%)
  • June61 (7%)
  • July83 (9.6%)
  • August83 (9.6%)
  • September66 (7.6%)
  • October80 (9.2%)
  • November79 (9.1%)
  • December69 (7.9%)

Light conditions at the time

  • Daylight594 (68%)
  • Dark, street lights lit234 (27%)
  • Dark, no street lighting18 (2.1%)
  • Dark, lighting unknown17 (2%)
  • Dark, street lights unlit6 (0.7%)

Source: Department for Transport, STATS19 road safety data

Road and weather conditions in A4175 crashes

On the A4175, 62% of collisions happened where the speed limit was 30 mph and 65% on a dry road surface.

Speed limit at the scene

  • 20 mph6 (0.7%)
  • 30 mph535 (62%)
  • 40 mph125 (14%)
  • 50 mph4 (0.5%)
  • 60 mph182 (21%)
  • 70 mph17 (2%)

Weather at the time

  • Fine, no high winds660 (76%)
  • Raining, no high winds123 (14%)
  • Raining with high winds22 (2.5%)
  • Fog or mist10 (1.2%)
  • Other39 (4.5%)
  • Not recorded15 (1.7%)

Road surface

  • Dry569 (65%)
  • Wet or damp281 (32%)
  • Frost or ice15 (1.7%)
  • Snow3 (0.3%)
  • Flood over 3cm deep1 (0.1%)

Type of road

  • Single carriageway799 (92%)
  • Roundabout49 (5.6%)
  • Dual carriageway14 (1.6%)
  • One way street or slip road1 (0.1%)
  • Not recorded6 (0.7%)

Source: Department for Transport, STATS19 road safety data

People hurt and vehicles involved in A4175 crashes

Car occupants make up 54% of the people killed or injured on the A4175, followed by motorcyclists (20%).

Casualties by road user

  • Car occupant641 (54%)
  • Motorcyclist235 (20%)
  • Pedestrian133 (11%)
  • Cyclist104 (8.8%)
  • Van occupant17 (1.4%)
  • Bus or coach occupant15 (1.3%)
  • Other35 (3%)
  • Not recorded2 (0.2%)

Vehicles involved

  • Car1,168 (70%)
  • Motorcycle241 (14%)
  • Pedal cycle108 (6.5%)
  • Van or goods vehicle up to 3.5 tonnes59 (3.5%)
  • Goods vehicle over 3.5 tonnes37 (2.2%)
  • Bus or coach28 (1.7%)
  • Other vehicle12 (0.7%)
  • Other14 (0.8%)

Casualties by age

  • 0 to 519 (1.6%)
  • 6 to 1031 (2.6%)
  • 11 to 1566 (5.6%)
  • 16 to 20295 (25%)
  • 21 to 25168 (14%)
  • 26 to 35206 (17%)
  • 36 to 45144 (12%)
  • 46 to 55102 (8.6%)
  • 56 to 6582 (6.9%)
  • 66 to 7533 (2.8%)
  • Over 7530 (2.5%)
  • Not recorded6 (0.5%)

Drivers, passengers and pedestrians

  • Driver or rider769 (65%)
  • Passenger280 (24%)
  • Pedestrian133 (11%)

Source: Department for Transport, STATS19 road safety data

Map of recent crashes on the A4175

Map of the 25 most recent crashes on the A4175

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

  • 25 crashes
  • Serious
  • Slight

A4175 crashes by council area

Collisions on the A4175 were recorded in 3 council areas. South Gloucestershire has the most, with 591, followed by Bath and North East Somerset (268) and Bristol (10).

Collisions on the A4175 in each area, 1979 to 2025
RankAreaCollisionsCasualtiesFatalSerious
1stSouth Gloucestershire59180015122
2ndBath and North East Somerset268371459
3rdBristol101100

A4175 crashes by town

Collisions on the A4175 were recorded in 3 towns and built-up areas, led by Kingswood and Fishponds (444) and Keynsham (161).

Recent crashes on the A4175

These are the 25 most recent collisions on the A4175, from 19 June 2022 to 8 November 2025.

Severity