Road
Crashes on the A48
5,849 recorded collisions since 2000.
5,849
All crashes
150
Fatal
745
Serious
4,954
Slight
Since 2000 the A48 has seen 5,849 collisions, 150 of them fatal and 745 serious. That ranks it 51st of 6,754 numbered A, B and M roads by total recorded collisions. Its fatal rate is 25.6 per 1,000 collisions, and 15% caused death or serious injury. Collisions have fallen by about 73% since 2000, from 399 to 108 in 2024. The heaviest local concentrations are in Cardiff, Newport and Carmarthenshire.
Worst local authorities on the A48
Select a local authority for its full profile.
- Cardiff1,332 crashes · 15 fatal
- Newport1,061 crashes · 19 fatal
- Carmarthenshire758 crashes · 24 fatal
- Forest of Dean633 crashes · 36 fatal
- Neath Port Talbot560 crashes · 6 fatal
- Swansea509 crashes · 6 fatal
- Bridgend342 crashes · 15 fatal
- Vale of Glamorgan308 crashes · 12 fatal
- Monmouthshire243 crashes · 7 fatal
- Tewkesbury102 crashes · 10 fatal
Crashes by year
2000–20244002000
200020052010201520202024
Figures cover collisions reported to police (STATS19) from 2000 onward. Source: DfT STATS19, Open Government Licence v3.0.