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 2025010575342
Slight
51.5095, -0.3550
2 vehicles
1 casualty
BMW 6 SERIES
Pedal cycle
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Accident 2025010575618
Serious
51.5114, -0.3158
1 vehicle
1 casualty
VOLVO MODEL MISSING
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Accident 2025010575267
Slight
51.5447, -0.4804
2 vehicles
1 casualty
SMART CITY
MERCEDES C CLASS
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Accident 2025010574987
Serious
51.5254, -0.4349
2 vehicles
1 casualty
CITROEN C4
Pedal cycle
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Accident 2025010574741
Slight
51.5084, -0.3408
2 vehicles
1 casualty
BMW 3 SERIES
Pedal cycle
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Accident 2025010574737
Slight
51.5136, -0.3932
2 vehicles
1 casualty
HONDA FSH125
VOLKSWAGEN GOLF
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Accident 2025010574374
Slight
51.5303, -0.4481
2 vehicles
1 casualty
NISSAN CABSTAR
TOYOTA AURIS
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Accident 2025010574335
Slight
51.5103, -0.3587
2 vehicles
1 casualty
SMART FORTWO
AUDI Q3
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Accident 2025010574152
Slight
51.5253, -0.4330
2 vehicles
1 casualty
FORD FOCUS
Car
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Accident 2025010574106
Slight
51.5130, -0.2965
2 vehicles
1 casualty
JAGUAR XF SERIES
Pedal cycle
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Accident 2025010575276
Slight
51.5138, -0.3035
1 vehicle
1 casualty
LAND ROVER RANGE ROVER VELAR
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Accident 2025010573627
Serious
51.5303, -0.4478
1 vehicle
1 casualty
VAUXHALL CORSA
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Accident 2025010573009
Slight
51.5061, -0.2302
2 vehicles
1 casualty
VAUXHALL ASTRA
Pedal cycle
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Accident 2025010572798
Slight
51.5109, -0.3192
2 vehicles
1 casualty
VOLVO MODEL MISSING
TOYOTA PRIUS
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Accident 2025010572560
Slight
51.5084, -0.2745
2 vehicles
1 casualty
VAUXHALL CORSA
Pedal cycle
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Accident 2025010571592
Slight
51.5068, -0.2430
2 vehicles
1 casualty
HONDA JAZZ
YAMAHA GPD
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Accident 2025010571007
Slight
51.5105, -0.2885
2 vehicles
1 casualty
PIAGGIO LIBERTY
Taxi/Private hire car
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Accident 2025010570658
Serious
51.5288, -0.4447
2 vehicles
1 casualty
MERCEDES SPRINTER
RENAULT KADJAR
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Accident 2025010570113
Slight
51.5373, -0.4711
1 vehicle
1 casualty
ALEXANDER DENNIS MODEL MISSING
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Accident 2025010577752
Slight
51.5197, -0.4134
1 vehicle
1 casualty
Bus or coach (17 or more pass seats)
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