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 2025010563147
Slight
51.5114, -0.2920
2 vehicles
1 casualty
TESLA MODEL Y
VOLKSWAGEN ID3
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Accident 2025010559502
Slight
51.5216, -0.4183
3 vehicles
1 casualty
FORD ECOSPORT
BMW 4 SERIES
Car
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Accident 2025010558424
Slight
51.5067, -0.2532
1 vehicle
1 casualty
YAMAHA GPD
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Accident 2025010557817
Serious
51.5089, -0.3494
2 vehicles
2 casualties
NISSAN QASHQAI
KTM 890 ADVENTURE
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Accident 2025010557481
Slight
51.5112, -0.2909
2 vehicles
1 casualty
AUDI A5
Pedal cycle
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Accident 2025010556905
Slight
51.5084, -0.2776
2 vehicles
1 casualty
HONDA NSC
BMW 3 SERIES
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Accident 2025010557410
Slight
51.5042, -0.2191
1 vehicle
1 casualty
VAUXHALL AGILA
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Accident 2025010556738
Slight
51.5119, -0.3822
2 vehicles
1 casualty
SAAB 9-3
Car
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Accident 2025010555654
Slight
51.5128, -0.3076
2 vehicles
1 casualty
AUDI A3
Vehicle
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Accident 2025010555666
Slight
51.5083, -0.2754
1 vehicle
1 casualty
Car
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Accident 2025010554980
Slight
51.5046, -0.2216
2 vehicles
1 casualty
JAGUAR I-PACE
BMW 1 SERIES
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Accident 2025010554965
Slight
51.5283, -0.4431
1 vehicle
1 casualty
Bus or coach (17 or more pass seats)
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Accident 2025010554793
Slight
51.5210, -0.4171
2 vehicles
1 casualty
ALEXANDER DENNIS MODEL MISSING
Pedal cycle
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Accident 2025010557973
Slight
51.5087, -0.3399
2 vehicles
1 casualty
HONDA WW125
LAND ROVER RANGE ROVER SPORT
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Accident 2025010552111
Slight
51.5140, -0.3020
1 vehicle
1 casualty
RENAULT TRAFIC
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Accident 2025010552095
Slight
51.5126, -0.2956
2 vehicles
1 casualty
YAMAHA GPD
Goods over 3.5t. and under 7.5t
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Accident 2024010551282
Slight
51.5073, -0.2714
2 vehicles
1 casualty
Pedal cycle
Car
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Accident 2024010551114
Slight
51.5073, -0.2715
2 vehicles
1 casualty
Car
Pedal cycle
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Accident 2024010550923
Serious
51.5045, -0.2205
1 vehicle
1 casualty
NISSAN NV400
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Accident 2024010549406
Serious
51.5108, -0.2892
2 vehicles
1 casualty
MG ZS
(2y)
Pedal cycle
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