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CrashStats

A3057 accidents: crash map and statistics

Police recorded 3,937 collisions on the A3057 from 1979 to 2025, with 5,016 casualties. Of those crashes, 46 were fatal and 806 serious, and 46 people were killed.

In 2025 there were 44 collisions on the A3057, up 19% from 37 in 2024, with 53 casualties.

Collisions since 1979
3,937
277th highest of 4,923 roads
Casualties
5,016
1.27 per collision
Fatal collisions
46
46 people killed
Serious collisions
806
928 seriously injured
Collisions in 2025
44
Up 19% on 2024
Casualties in 2025
53
Up 18% on 2024

Crash severity on the A3057

On the A3057, 1.2% of collisions were fatal and 20% serious, against 1.6% and 18% across Great Britain.

Collisions by severity, 1979 to 2025

  • Fatal461.2%
  • Serious80620%
  • Slight3,08578%

Where the A3057 ranks among 4,923 roads

Most collisions
277th
Most casualties
303rd
Most fatal collisions
450th
Most serious collisions
238th

A3057 accidents by year

Collisions on the A3057 peaked at 120 in 1998 and were down to 44 in 2025.

Collisions and casualties on the A3057, 1979 to 2025

  • Collisions
  • Collisions in 2025: 44
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
20254453
20243745
20235167
20225260
20213747
20204561
20194855
20185563
20175567
20167092
20156271
20146386
201386107
20127592
20116991
20106069
200983104
20086879
200779100
20066577
20057391
200493120
2003118150
200297124
2001105139
200098131
199991122
1998120159
199781101
199694114
199598134
1994117159
199399128
1992102133
199190127
1990120155
1989116156
1988107141
1987101125
198693112
1985111145
1984112144
1983100128
198289108
198184100
1980112148
1979112136

When crashes happen on the A3057

Friday has the most collisions on the A3057 (673), and 3pm to 6pm is the busiest time of day (1,010).

Collisions by day of the week

  • Monday564 (14%)
  • Tuesday597 (15%)
  • Wednesday561 (14%)
  • Thursday577 (15%)
  • Friday673 (17%)
  • Saturday593 (15%)
  • Sunday372 (9.4%)

Collisions by time of day

  • Midnight to 3am111 (2.8%)
  • 3am to 6am35 (0.9%)
  • 6am to 9am491 (12%)
  • 9am to noon580 (15%)
  • Noon to 3pm733 (19%)
  • 3pm to 6pm1,010 (26%)
  • 6pm to 9pm593 (15%)
  • 9pm to midnight384 (9.8%)

Collisions by month

  • January333 (8.5%)
  • February295 (7.5%)
  • March301 (7.6%)
  • April295 (7.5%)
  • May314 (8%)
  • June301 (7.6%)
  • July340 (8.6%)
  • August333 (8.5%)
  • September336 (8.5%)
  • October376 (9.6%)
  • November381 (9.7%)
  • December332 (8.4%)

Light conditions at the time

  • Daylight2,807 (71%)
  • Dark, street lights lit774 (20%)
  • Dark, no street lighting295 (7.5%)
  • Dark, lighting unknown51 (1.3%)
  • Dark, street lights unlit10 (0.3%)

Source: Department for Transport, STATS19 road safety data

Road and weather conditions in A3057 crashes

On the A3057, 65% of collisions happened where the speed limit was 30 mph and 69% on a dry road surface.

Speed limit at the scene

  • 20 mph11 (0.3%)
  • 30 mph2,577 (65%)
  • 40 mph351 (8.9%)
  • 50 mph62 (1.6%)
  • 60 mph845 (21%)
  • 70 mph90 (2.3%)
  • Not recorded1 (under 0.1%)

Weather at the time

  • Fine, no high winds3,107 (79%)
  • Raining, no high winds548 (14%)
  • Raining with high winds54 (1.4%)
  • Fine with high winds45 (1.1%)
  • Other171 (4.3%)
  • Not recorded12 (0.3%)

Road surface

  • Dry2,705 (69%)
  • Wet or damp1,174 (30%)
  • Frost or ice43 (1.1%)
  • Flood over 3cm deep7 (0.2%)
  • Oil or diesel4 (0.1%)
  • Other4 (0.1%)

Type of road

  • Single carriageway3,376 (86%)
  • Roundabout353 (9%)
  • Dual carriageway175 (4.4%)
  • One way street or slip road22 (0.6%)
  • Not recorded11 (0.3%)

Source: Department for Transport, STATS19 road safety data

People hurt and vehicles involved in A3057 crashes

Car occupants make up 52% of the people killed or injured on the A3057, followed by motorcyclists (16%).

Casualties by road user

  • Car occupant2,597 (52%)
  • Motorcyclist786 (16%)
  • Pedestrian676 (13%)
  • Cyclist556 (11%)
  • Bus or coach occupant157 (3.1%)
  • Van occupant107 (2.1%)
  • Other125 (2.5%)
  • Not recorded12 (0.2%)

Vehicles involved

  • Car4,808 (68%)
  • Motorcycle797 (11%)
  • Pedal cycle570 (8%)
  • Van or goods vehicle up to 3.5 tonnes360 (5.1%)
  • Bus or coach234 (3.3%)
  • Goods vehicle over 3.5 tonnes169 (2.4%)
  • Taxi or private hire car67 (0.9%)
  • Other93 (1.3%)

Casualties by age

  • 0 to 584 (1.7%)
  • 6 to 10129 (2.6%)
  • 11 to 15286 (5.7%)
  • 16 to 20970 (19%)
  • 21 to 25658 (13%)
  • 26 to 35933 (19%)
  • 36 to 45674 (13%)
  • 46 to 55504 (10%)
  • 56 to 65362 (7.2%)
  • 66 to 75246 (4.9%)
  • Over 75167 (3.3%)
  • Not recorded3 (0.1%)

Drivers, passengers and pedestrians

  • Driver or rider3,122 (62%)
  • Passenger1,218 (24%)
  • Pedestrian676 (13%)

Source: Department for Transport, STATS19 road safety data

Map of recent crashes on the A3057

Map of the 25 most recent crashes on the A3057

Use the arrow keys to move the map and the plus and minus keys to zoom.

  • 25 crashes
  • Serious
  • Slight

A3057 crashes by council area

Collisions on the A3057 were recorded in 4 council areas. Southampton has the most, with 2,056, followed by Test Valley (1,851) and Basingstoke and Deane (13).

Collisions on the A3057 in each area, 1979 to 2025
RankAreaCollisionsCasualtiesFatalSerious
1stSouthampton2,0562,46116392
2ndTest Valley1,8512,51930409
3rdBasingstoke and Deane131503
4thWinchester5700

A3057 crashes by town

Collisions on the A3057 were recorded in 5 towns and built-up areas, led by Southampton (1,811) and Andover (584).

Recent crashes on the A3057

These are the 25 most recent collisions on the A3057, from 1 June to 12 December 2025.

Severity