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CrashStats

B4271 accidents: crash map and statistics

Police recorded 135 collisions on the B4271 from 1979 to 2022, with 228 casualties. Of those crashes, 5 were fatal and 26 serious, and 5 people were killed.

The last recorded collision on the B4271 was on 22 December 2022.

Collisions since 1979
135
3,721st highest of 4,923 roads
Casualties
228
1.69 per collision
Fatal collisions
5
5 people killed
Serious collisions
26
32 seriously injured
Last recorded collision
22 Dec 2022
Busiest year
1984
12 collisions

Crash severity on the B4271

On the B4271, 3.7% of collisions were fatal and 19% serious, against 1.6% and 18% across Great Britain.

Collisions by severity, 1979 to 2022

  • Fatal53.7%
  • Serious2619%
  • Slight10477%

Where the B4271 ranks among 4,923 roads

Most collisions
3,721st
Most casualties
3,464th
Most fatal collisions
2,545th
Most serious collisions
3,773rd

B4271 accidents by year

Collisions on the B4271 peaked at 12 in 1984, and none have been recorded since 2022.

Collisions and casualties on the B4271, 1979 to 2022

  • Collisions
  • Collisions in 2022: 1
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
202211
202111
202012
201911
201812
201700
201600
201547
201456
201312
201223
201126
201022
200933
200811
200723
200600
200523
200456
2003610
200238
200124
200022
199900
199845
199712
199600
199523
199447
199333
1992712
199111
199024
198937
198845
1987513
1986814
1985515
19841224
198334
198278
198123
1980814
1979711

When crashes happen on the B4271

Sunday has the most collisions on the B4271 (30), and noon to 3pm is the busiest time of day (27).

Collisions by day of the week

  • Monday17 (13%)
  • Tuesday13 (9.6%)
  • Wednesday15 (11%)
  • Thursday13 (9.6%)
  • Friday20 (15%)
  • Saturday27 (20%)
  • Sunday30 (22%)

Collisions by time of day

  • Midnight to 3am9 (6.7%)
  • 3am to 6am2 (1.5%)
  • 6am to 9am14 (10%)
  • 9am to noon13 (9.6%)
  • Noon to 3pm27 (20%)
  • 3pm to 6pm23 (17%)
  • 6pm to 9pm22 (16%)
  • 9pm to midnight25 (19%)

Collisions by month

  • January8 (5.9%)
  • February4 (3%)
  • March11 (8.1%)
  • April16 (12%)
  • May7 (5.2%)
  • June18 (13%)
  • July16 (12%)
  • August14 (10%)
  • September11 (8.1%)
  • October12 (8.9%)
  • November9 (6.7%)
  • December9 (6.7%)

Light conditions at the time

  • Daylight94 (70%)
  • Dark, no street lighting34 (25%)
  • Dark, lighting unknown4 (3%)
  • Dark, street lights lit2 (1.5%)
  • Dark, street lights unlit1 (0.7%)

Source: Department for Transport, STATS19 road safety data

Road and weather conditions in B4271 crashes

On the B4271, 76% of collisions happened where the speed limit was 60 mph and 62% on a dry road surface.

Speed limit at the scene

  • 20 mph1 (0.7%)
  • 30 mph20 (15%)
  • 40 mph9 (6.7%)
  • 50 mph2 (1.5%)
  • 60 mph102 (76%)
  • 70 mph1 (0.7%)

Weather at the time

  • Fine, no high winds101 (75%)
  • Raining, no high winds22 (16%)
  • Fine with high winds4 (3%)
  • Fog or mist3 (2.2%)
  • Other4 (3%)
  • Not recorded1 (0.7%)

Road surface

  • Dry84 (62%)
  • Wet or damp44 (33%)
  • Frost or ice6 (4.4%)
  • Flood over 3cm deep1 (0.7%)

Type of road

  • Single carriageway134 (99%)
  • Dual carriageway1 (0.7%)

Source: Department for Transport, STATS19 road safety data

People hurt and vehicles involved in B4271 crashes

Car occupants make up 81% of the people killed or injured on the B4271, followed by motorcyclists (9.6%).

Casualties by road user

  • Car occupant184 (81%)
  • Motorcyclist22 (9.6%)
  • Cyclist7 (3.1%)
  • Other vehicle occupant4 (1.8%)
  • Pedestrian4 (1.8%)
  • Bus or coach occupant2 (0.9%)
  • Van occupant2 (0.9%)
  • Other3 (1.3%)

Vehicles involved

  • Car170 (78%)
  • Motorcycle18 (8.3%)
  • Pedal cycle7 (3.2%)
  • Goods vehicle over 3.5 tonnes6 (2.8%)
  • Other vehicle6 (2.8%)
  • Van or goods vehicle up to 3.5 tonnes5 (2.3%)
  • Bus or coach2 (0.9%)
  • Other3 (1.4%)

Casualties by age

  • 0 to 53 (1.3%)
  • 6 to 103 (1.3%)
  • 11 to 159 (3.9%)
  • 16 to 2063 (28%)
  • 21 to 2539 (17%)
  • 26 to 3530 (13%)
  • 36 to 4528 (12%)
  • 46 to 5522 (9.6%)
  • 56 to 6518 (7.9%)
  • 66 to 7510 (4.4%)
  • Over 753 (1.3%)

Drivers, passengers and pedestrians

  • Driver or rider139 (61%)
  • Passenger85 (37%)
  • Pedestrian4 (1.8%)

Source: Department for Transport, STATS19 road safety data

Map of the latest recorded crashes on the B4271

Map of the 25 latest recorded crashes on the B4271

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

  • 25 crashes
  • Fatal
  • Serious
  • Slight

B4271 crashes by council area

Of the 135 collisions on the B4271, 134 were in Swansea.

Collisions on the B4271 in each area, 1979 to 2022
RankAreaCollisionsCasualtiesFatalSerious
1stSwansea134227526

Latest recorded crashes on the B4271

These are the 25 latest recorded collisions on the B4271, from 15 June 2008 to 22 December 2022.

Severity