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 2025010582308
Slight
51.5100, -0.2867
2 vehicles
1 casualty
HONDA SH 125
MAZDA 6
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Accident 2025010582265
Slight
51.5304, -0.4480
2 vehicles
2 casualties
FIAT 500
TOYOTA PRIUS
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Accident 2025010581933
Slight
51.5085, -0.3397
1 vehicle
1 casualty
MERCEDES SLC CLASS
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Accident 2025010581930
Slight
51.5119, -0.3820
1 vehicle
1 casualty
BMW 3 SERIES
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Accident 2025010581890
Slight
51.5059, -0.2284
3 vehicles
2 casualties
MG ZS
Pedal cycle
Pedal cycle
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Accident 2025010581104
Slight
51.5086, -0.3397
2 vehicles
1 casualty
PEUGEOT 108
Pedal cycle
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Accident 2025010581176
Slight
51.5249, -0.4324
2 vehicles
1 casualty
TOYOTA PRIUS
Pedal cycle
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Accident 2025010581016
Slight
51.5122, -0.3115
2 vehicles
1 casualty
NISSAN QASHQAI
Pedal cycle
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Accident 2025010580984
Slight
51.5131, -0.3055
1 vehicle
1 casualty
HONDA SH 125
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Accident 2025010581653
Slight
51.5267, -0.4387
2 vehicles
1 casualty
VAUXHALL CORSA
SUZUKI ALTO
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Accident 2025010580168
Slight
51.5113, -0.2915
2 vehicles
1 casualty
FORD TRANSIT COURIER
Pedal cycle
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Accident 2025010579105
Slight
51.5141, -0.3933
2 vehicles
1 casualty
MERCEDES C CLASS
AUDI A5
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Accident 2025010578924
Slight
51.5087, -0.3343
1 vehicle
1 casualty
VOLVO MODEL MISSING
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Accident 2025010579666
Slight
51.5064, -0.2606
2 vehicles
1 casualty
HONDA WW125
Car
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Accident 2025010578216
Slight
51.5228, -0.4210
1 vehicle
1 casualty
MAZDA 3
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Accident 2025010577024
Slight
51.5088, -0.3346
2 vehicles
1 casualty
MERCEDES A CLASS
Pedal cycle
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Accident 2025010576827
Slight
51.5097, -0.2859
1 vehicle
1 casualty
Pedal cycle
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Accident 2025010576768
Slight
51.5249, -0.4322
1 vehicle
1 casualty
Taxi/Private hire car
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Accident 2025010576568
Slight
51.5096, -0.3294
2 vehicles
2 casualties
MERCEDES C CLASS
VOLKSWAGEN GOLF
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Accident 2025010575828
Serious
51.5096, -0.3553
2 vehicles
1 casualty
Pedal cycle
Car
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