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CrashStats

A48(M) accidents: crash map and statistics

Police recorded 82 collisions on the A48(M) from 1980 to 2023, with 130 casualties. Of those crashes, 3 were fatal and 16 serious, and 4 people were killed.

The last recorded collision on the A48(M) was on 2 April 2023.

Collisions since 1980
82
4,214th highest of 4,923 roads
Casualties
130
1.59 per collision
Fatal collisions
3
4 people killed
Serious collisions
16
18 seriously injured
Last recorded collision
2 Apr 2023
Busiest year
1997
11 collisions

Crash severity on the A48(M)

On the A48(M), 3.7% of collisions were fatal and 20% serious, against 1.6% and 18% across Great Britain.

Collisions by severity, 1980 to 2023

  • Fatal33.7%
  • Serious1620%
  • Slight6377%

Where the A48(M) ranks among 4,923 roads

Most collisions
4,214th
Most casualties
4,074th
Most fatal collisions
3,114th
Most serious collisions
4,250th

A48(M) accidents by year

Collisions on the A48(M) peaked at 11 in 1997, and none have been recorded since 2023.

Collisions and casualties on the A48(M), 1980 to 2023

  • Collisions
  • Collisions in 2023: 2
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
202323
202211
202100
202000
201900
201800
201700
201624
201534
201423
2013511
201213
201135
201035
200933
200812
200712
200600
200514
200422
200311
200225
200147
200012
199900
199800
19971120
199633
199500
199411
199344
199211
199178
199022
198947
198813
198700
198611
198500
198400
198333
198235
198124
198011

When crashes happen on the A48(M)

Sunday has the most collisions on the A48(M) (14), and 3pm to 6pm is the busiest time of day (19).

Collisions by day of the week

  • Monday10 (12%)
  • Tuesday13 (16%)
  • Wednesday13 (16%)
  • Thursday13 (16%)
  • Friday12 (15%)
  • Saturday7 (8.5%)
  • Sunday14 (17%)

Collisions by time of day

  • Midnight to 3am9 (11%)
  • 3am to 6am2 (2.4%)
  • 6am to 9am17 (21%)
  • 9am to noon8 (9.8%)
  • Noon to 3pm15 (18%)
  • 3pm to 6pm19 (23%)
  • 6pm to 9pm7 (8.5%)
  • 9pm to midnight5 (6.1%)

Collisions by month

  • January7 (8.5%)
  • February2 (2.4%)
  • March8 (9.8%)
  • April6 (7.3%)
  • May8 (9.8%)
  • June7 (8.5%)
  • July11 (13%)
  • August4 (4.9%)
  • September5 (6.1%)
  • October4 (4.9%)
  • November12 (15%)
  • December8 (9.8%)

Light conditions at the time

  • Daylight57 (70%)
  • Dark, street lights lit17 (21%)
  • Dark, no street lighting5 (6.1%)
  • Dark, street lights unlit2 (2.4%)
  • Dark, lighting unknown1 (1.2%)

Source: Department for Transport, STATS19 road safety data

Road and weather conditions in A48(M) crashes

On the A48(M), 85% of collisions happened where the speed limit was 70 mph and 67% on a dry road surface.

Speed limit at the scene

  • 30 mph2 (2.4%)
  • 40 mph3 (3.7%)
  • 50 mph5 (6.1%)
  • 60 mph2 (2.4%)
  • 70 mph70 (85%)

Weather at the time

  • Fine, no high winds59 (72%)
  • Raining, no high winds12 (15%)
  • Raining with high winds3 (3.7%)
  • Fog or mist2 (2.4%)
  • Fine with high winds1 (1.2%)
  • Other5 (6.1%)

Road surface

  • Dry55 (67%)
  • Wet or damp26 (32%)
  • Frost or ice1 (1.2%)

Type of road

  • Dual carriageway70 (85%)
  • Roundabout6 (7.3%)
  • One way street or slip road4 (4.9%)
  • Single carriageway2 (2.4%)

Source: Department for Transport, STATS19 road safety data

People hurt and vehicles involved in A48(M) crashes

Car occupants make up 84% of the people killed or injured on the A48(M), followed by van occupants (6.9%).

Casualties by road user

  • Car occupant109 (84%)
  • Van occupant9 (6.9%)
  • Motorcyclist5 (3.8%)
  • Minibus occupant3 (2.3%)
  • Taxi or private hire car occupant3 (2.3%)
  • Pedestrian1 (0.8%)

Vehicles involved

  • Car128 (82%)
  • Van or goods vehicle up to 3.5 tonnes13 (8.3%)
  • Goods vehicle over 3.5 tonnes5 (3.2%)
  • Motorcycle5 (3.2%)
  • Minibus2 (1.3%)
  • Taxi or private hire car2 (1.3%)
  • Other vehicle1 (0.6%)

Casualties by age

  • 6 to 103 (2.3%)
  • 16 to 2021 (16%)
  • 21 to 2524 (18%)
  • 26 to 3531 (24%)
  • 36 to 4521 (16%)
  • 46 to 558 (6.2%)
  • 56 to 659 (6.9%)
  • 66 to 759 (6.9%)
  • Over 754 (3.1%)

Drivers, passengers and pedestrians

  • Driver or rider86 (66%)
  • Passenger43 (33%)
  • Pedestrian1 (0.8%)

Source: Department for Transport, STATS19 road safety data

Map of the latest recorded crashes on the A48(M)

Map of the 25 latest recorded crashes on the A48(M)

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

  • 25 crashes
  • Serious
  • Slight

A48(M) crashes by council area

Collisions on the A48(M) were recorded in 4 council areas. Newport has the most, with 47, followed by Carmarthenshire (19) and Cardiff (9).

Collisions on the A48(M) in each area, 1980 to 2023
RankAreaCollisionsCasualtiesFatalSerious
1stNewport4778210
2ndCarmarthenshire192814
3rdCardiff91401
4thMonmouthshire4500

Latest recorded crashes on the A48(M)

These are the 25 latest recorded collisions on the A48(M), from 19 June 2009 to 2 April 2023.

Severity