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
Click markers for details
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Recent Accidents
Showing 20 of 19,356 accidents
Accident 201001FH10533
Slight
51.5064, -0.2382
2 vehicles
1 casualty
BMW 1 SERIES
(3y)
BMW X3
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Accident 201001XD80787
Serious
51.5107, -0.3720
1 vehicle
1 casualty
Car
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Accident 201001XD80789
Slight
51.5119, -0.3827
2 vehicles
2 casualties
MERCEDES S CLASS
Car
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Accident 201001XH30664
Serious
51.5290, -0.4452
2 vehicles
2 casualties
Car
MERCEDES A CLASS
(3y)
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Accident 201001XD80731
Serious
51.5066, -0.2667
1 vehicle
1 casualty
Van / Goods 3.5 tonnes mgw or under
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Accident 201001XD80782
Slight
51.5132, -0.3045
3 vehicles
1 casualty
AUDI A3
FORD FOCUS
FORD MONDEO
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Accident 201001XH30663
Slight
51.5148, -0.3961
3 vehicles
1 casualty
BMW 3 SERIES
RENAULT MEGANE
FORD FOCUS
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Accident 201001XD80840
Slight
51.5122, -0.3838
2 vehicles
2 casualties
VAUXHALL ASTRA
Car
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Accident 201001XD80756
Slight
51.5088, -0.3345
2 vehicles
1 casualty
PEUGEOT 3008
BMW 5 SERIES
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Accident 201001XH30666
Slight
51.5175, -0.4051
2 vehicles
1 casualty
Motorcycle 125cc and under
FORD TRANSIT
(1y)
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Accident 201001XD80781
Slight
51.5095, -0.3277
2 vehicles
1 casualty
Pedal cycle
NISSAN ALMERA
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Accident 201001XD80759
Slight
51.5115, -0.3812
1 vehicle
1 casualty
VOLKSWAGEN SHARAN
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Accident 201001FH10521
Slight
51.5066, -0.2424
2 vehicles
1 casualty
MERCEDES C CLASS
HONDA CB600F
(3y)
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Accident 201001XD80715
Slight
51.5129, -0.3890
1 vehicle
1 casualty
RENAULT CLIO
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Accident 201001XD80764
Slight
51.5065, -0.2648
2 vehicles
1 casualty
BMW 1 SERIES
Pedal cycle
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Accident 201001XD80719
Slight
51.5129, -0.3057
1 vehicle
1 casualty
Bus or coach (17 or more pass seats)
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Accident 201001XH30639
Slight
51.5327, -0.4526
2 vehicles
2 casualties
Car
CITROEN ZX
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Accident 201001FH10510
Slight
51.5054, -0.2263
1 vehicle
1 casualty
Bus or coach (17 or more pass seats)
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Accident 201001XD80727
Slight
51.5091, -0.3539
2 vehicles
1 casualty
Pedal cycle
Car
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Accident 201001XD80717
Slight
51.5132, -0.3045
1 vehicle
1 casualty
TOYOTA PREVIA
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