A4020 road traffic accidents
19,356 collisions recorded
1979 to 2025
The A4020 appears in 19,356 collisions in the STATS19 data between 1979 and 2025, involving 23,128 casualties. Of these collisions, 169 were fatal and 2,864 were serious. Recorded collisions in 2025 were up 1% on 2024.
Severity Breakdown
- Fatal
- 169
- Serious
- 2,864
- Casualties
- 23,128
- Fatal
- 169
- Serious
- 2,864
- Casualties
- 23,128
Collisions by Year
2025
216
2024
213
2023
240
2022
267
2021
236
2020
230
2019
280
2018
277
2017
317
2016
306
2015
310
2014
274
2013
303
2012
300
2011
319
2010
348
2009
316
2008
276
2007
294
2006
314
2005
349
2004
393
2003
452
2002
469
2001
504
2000
527
1999
450
1998
455
1997
526
1996
519
1995
452
1994
534
1993
516
1992
506
1991
518
1990
552
1989
574
1988
514
1987
491
1986
533
1985
549
1984
625
1983
600
1982
559
1981
556
1980
499
1979
498
2025
216
2024
213
2023
240
2022
267
2021
236
2020
230
2019
280
2018
277
2017
317
2016
306
2015
310
2014
274
2013
303
2012
300
2011
319
2010
348
2009
316
2008
276
2007
294
2006
314
2005
349
2004
393
2003
452
2002
469
2001
504
2000
527
1999
450
1998
455
1997
526
1996
519
1995
452
1994
534
1993
516
1992
506
1991
518
1990
552
1989
574
1988
514
1987
491
1986
533
1985
549
1984
625
1983
600
1982
559
1981
556
1980
499
1979
498
Areas on the A4020
Towns on the A4020
Accidents on the A4020
Fatal
Serious
Slight
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Recent Accidents
Showing 20 of 19,356 accidents
Accident 198901XY00361
Fatal
1 vehicle
1 casualty
Vehicle
(1y)
View Details
Accident 198901XU00487
Slight
1 vehicle
1 casualty
Vehicle
View Details
Accident 198901XD00626
Serious
2 vehicles
1 casualty
Vehicle
Pedal cycle
View Details
Accident 198901XY00359
Serious
2 vehicles
2 casualties
Vehicle
Vehicle
View Details
Accident 198901XD00621
Slight
2 vehicles
1 casualty
Vehicle
Pedal cycle
View Details
Accident 198901XD00625
Slight
2 vehicles
1 casualty
Pedal cycle
Vehicle
View Details
Accident 198901XS00509
Slight
2 vehicles
1 casualty
Bus or coach (17 or more pass seats)
Vehicle
View Details
Accident 198901XY00357
Slight
1 vehicle
1 casualty
Bus or coach (17 or more pass seats)
View Details
Accident 198901XD00615
Slight
2 vehicles
1 casualty
Vehicle
Vehicle
View Details
Accident 198901FS00238
Serious
2 vehicles
1 casualty
Vehicle
Vehicle
View Details
Accident 198901XY00340
Slight
1 vehicle
1 casualty
Bus or coach (17 or more pass seats)
View Details
Accident 198901XD00609
Slight
1 vehicle
1 casualty
Bus or coach (17 or more pass seats)
View Details
Accident 198901XD00608
Serious
2 vehicles
1 casualty
Vehicle
Pedal cycle
View Details
Accident 198901XD00607
Slight
1 vehicle
1 casualty
Bus or coach (17 or more pass seats)
View Details
Accident 198901XU00473
Slight
2 vehicles
1 casualty
Vehicle
Vehicle
View Details
Accident 198901XU00470
Serious
2 vehicles
2 casualties
Vehicle
Vehicle
View Details
Accident 198901XY00342
Serious
2 vehicles
1 casualty
Vehicle
Pedal cycle
View Details
Accident 198901XS00479
Slight
2 vehicles
1 casualty
Vehicle
Vehicle
View Details
Accident 198901FS00271
Serious
1 vehicle
1 casualty
Vehicle
View Details
Accident 198901XY00336
Slight
1 vehicle
1 casualty
Vehicle
View Details