Road
Crashes on the B5420
86 recorded collisions since 2000.
86
All crashes
1
Fatal
16
Serious
69
Slight
Since 2000 the B5420 has seen 86 collisions, 1 of them fatal and 16 serious. That ranks it 3201st of 6,754 numbered A, B and M roads by total recorded collisions. Its fatal rate is 11.6 per 1,000 collisions, and 20% caused death or serious injury. Collisions have fallen by about 80% since 2000, from 5 to 1 in 2022. The heaviest local concentrations are in Isle of Anglesey.
Worst local authorities on the B5420
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Crashes by year
2000–20241050
20002005201020152020
Figures cover collisions reported to police (STATS19) from 2000 onward. Source: DfT STATS19, Open Government Licence v3.0.