Skip to main content
CrashStats

A812 accidents: crash map and statistics

Police recorded 151 collisions on the A812 from 1979 to 2024, with 248 casualties. Of those crashes, 5 were fatal and 43 serious, and 6 people were killed.

No collisions were recorded on the A812 in 2025, after 1 in 2024.

Collisions since 1979
151
3,580th highest of 4,923 roads
Casualties
248
1.64 per collision
Fatal collisions
5
6 people killed
Serious collisions
43
56 seriously injured
Collisions in 2025
0
1 in 2024
Casualties in 2025
0
1 in 2024

Crash severity on the A812

On the A812, 3.3% of collisions were fatal and 28% serious, against 1.6% and 18% across Great Britain.

Collisions by severity, 1979 to 2024

  • Fatal53.3%
  • Serious4328%
  • Slight10368%

Where the A812 ranks among 4,923 roads

Most collisions
3,580th
Most casualties
3,360th
Most fatal collisions
2,545th
Most serious collisions
3,175th

A812 accidents by year

Collisions on the A812 peaked at 12 in 1984; none were recorded in 2025.

Collisions and casualties on the A812, 1979 to 2025

  • Collisions
  • Collisions in 2025
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
202500
202411
202311
202222
202100
202000
201900
201800
2017228
201611
201511
201400
201311
201211
201100
201022
200911
200822
200744
200622
200522
200424
200313
200222
200122
200011
199933
199811
199746
199623
199533
1994514
1993715
1992910
1991912
1990611
198956
198867
198756
198645
198522
19841217
198389
198299
1981625
198059
1979914

When crashes happen on the A812

Saturday has the most collisions on the A812 (29), and 6pm to 9pm is the busiest time of day (36).

Collisions by day of the week

  • Monday25 (17%)
  • Tuesday16 (11%)
  • Wednesday14 (9.3%)
  • Thursday25 (17%)
  • Friday21 (14%)
  • Saturday29 (19%)
  • Sunday21 (14%)

Collisions by time of day

  • Midnight to 3am9 (6%)
  • 3am to 6am4 (2.6%)
  • 6am to 9am14 (9.3%)
  • 9am to noon15 (9.9%)
  • Noon to 3pm20 (13%)
  • 3pm to 6pm30 (20%)
  • 6pm to 9pm36 (24%)
  • 9pm to midnight23 (15%)

Collisions by month

  • January14 (9.3%)
  • February15 (9.9%)
  • March13 (8.6%)
  • April11 (7.3%)
  • May8 (5.3%)
  • June11 (7.3%)
  • July11 (7.3%)
  • August17 (11%)
  • September14 (9.3%)
  • October14 (9.3%)
  • November13 (8.6%)
  • December10 (6.6%)

Light conditions at the time

  • Daylight89 (59%)
  • Dark, no street lighting37 (25%)
  • Dark, street lights lit22 (15%)
  • Dark, lighting unknown2 (1.3%)
  • Dark, street lights unlit1 (0.7%)

Source: Department for Transport, STATS19 road safety data

Road and weather conditions in A812 crashes

On the A812, 52% of collisions happened where the speed limit was 60 mph and 45% on a dry road surface.

Speed limit at the scene

  • 30 mph63 (42%)
  • 40 mph4 (2.6%)
  • 50 mph2 (1.3%)
  • 60 mph79 (52%)
  • 70 mph3 (2%)

Weather at the time

  • Fine, no high winds102 (68%)
  • Raining, no high winds24 (16%)
  • Raining with high winds8 (5.3%)
  • Fine with high winds3 (2%)
  • Fog or mist1 (0.7%)
  • Other13 (8.6%)

Road surface

  • Dry68 (45%)
  • Wet or damp61 (40%)
  • Frost or ice20 (13%)
  • Flood over 3cm deep1 (0.7%)
  • Snow1 (0.7%)

Type of road

  • Single carriageway142 (94%)
  • Dual carriageway5 (3.3%)
  • Roundabout2 (1.3%)
  • One way street or slip road1 (0.7%)
  • Not recorded1 (0.7%)

Source: Department for Transport, STATS19 road safety data

People hurt and vehicles involved in A812 crashes

Car occupants make up 52% of the people killed or injured on the A812, followed by pedestrians (13%).

Casualties by road user

  • Car occupant129 (52%)
  • Pedestrian33 (13%)
  • Bus or coach occupant32 (13%)
  • Van occupant15 (6%)
  • Minibus occupant14 (5.6%)
  • Cyclist10 (4%)
  • Motorcyclist8 (3.2%)
  • Other7 (2.8%)

Vehicles involved

  • Car163 (71%)
  • Van or goods vehicle up to 3.5 tonnes21 (9.1%)
  • Bus or coach10 (4.3%)
  • Pedal cycle10 (4.3%)
  • Motorcycle9 (3.9%)
  • Goods vehicle over 3.5 tonnes5 (2.2%)
  • Other vehicle5 (2.2%)
  • Other7 (3%)

Casualties by age

  • 0 to 54 (1.6%)
  • 6 to 1010 (4%)
  • 11 to 1530 (12%)
  • 16 to 2057 (23%)
  • 21 to 2532 (13%)
  • 26 to 3540 (16%)
  • 36 to 4525 (10%)
  • 46 to 5523 (9.3%)
  • 56 to 6517 (6.9%)
  • 66 to 758 (3.2%)
  • Over 752 (0.8%)

Drivers, passengers and pedestrians

  • Passenger113 (46%)
  • Driver or rider102 (41%)
  • Pedestrian33 (13%)

Source: Department for Transport, STATS19 road safety data

Map of recent crashes on the A812

Map of the 25 most recent crashes on the A812

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

  • 25 crashes
  • Serious
  • Slight

A812 crashes by council area

Collisions on the A812 were recorded in 3 council areas. West Dunbartonshire has the most, with 132, followed by Glasgow City (12) and East Dunbartonshire (5).

Collisions on the A812 in each area, 1979 to 2024
RankAreaCollisionsCasualtiesFatalSerious
1stWest Dunbartonshire132228435
2ndGlasgow City121314
3rdEast Dunbartonshire5503

A812 crashes by town

Collisions on the A812 were recorded in 4 towns and built-up areas, led by Alexandria (19) and Bonhill and Renton (12).

Recent crashes on the A812

These are the 25 most recent collisions on the A812, from 7 May 2004 to 21 July 2024.

Severity