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CrashStats

B812 accidents: crash map and statistics

Police recorded 417 collisions on the B812 from 1979 to 2025, with 591 casualties. Of those crashes, 8 were fatal and 93 serious, and 8 people were killed.

In 2025 there was 1 collision on the B812, up from none in 2024, with 2 casualties.

Collisions since 1979
417
2,232nd highest of 4,923 roads
Casualties
591
1.42 per collision
Fatal collisions
8
8 people killed
Serious collisions
93
104 seriously injured
Collisions in 2025
1
Up from none in 2024
Casualties in 2025
2
Up from none in 2024

Crash severity on the B812

On the B812, 1.9% of collisions were fatal and 22% serious, against 1.6% and 18% across Great Britain.

Collisions by severity, 1979 to 2025

  • Fatal81.9%
  • Serious9322%
  • Slight31676%

Where the B812 ranks among 4,923 roads

Most collisions
2,232nd
Most casualties
2,162nd
Most fatal collisions
1,937th
Most serious collisions
2,043rd

B812 accidents by year

Collisions on the B812 peaked at 24 in 1991 and were down to 1 in 2025.

Collisions and casualties on the B812, 1979 to 2025

  • Collisions
  • Collisions in 2025: 1
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
202512
202400
202322
202211
202111
202037
201933
201823
201739
201668
201546
201445
201367
201267
201145
2010815
200959
2008610
200756
2006810
20051417
2004812
20031121
200256
20011417
20001620
19991319
19981419
19971328
19961220
19951423
19941423
19931321
19921419
19912440
19901621
19891923
198899
19871823
19861215
1985911
19841316
198356
19821214
198144
19801921
197947

When crashes happen on the B812

Friday has the most collisions on the B812 (67), and 3pm to 6pm is the busiest time of day (116).

Collisions by day of the week

  • Monday64 (15%)
  • Tuesday52 (12%)
  • Wednesday66 (16%)
  • Thursday65 (16%)
  • Friday67 (16%)
  • Saturday55 (13%)
  • Sunday48 (12%)

Collisions by time of day

  • Midnight to 3am16 (3.8%)
  • 3am to 6am10 (2.4%)
  • 6am to 9am43 (10%)
  • 9am to noon41 (9.8%)
  • Noon to 3pm72 (17%)
  • 3pm to 6pm116 (28%)
  • 6pm to 9pm72 (17%)
  • 9pm to midnight47 (11%)

Collisions by month

  • January34 (8.2%)
  • February35 (8.4%)
  • March34 (8.2%)
  • April30 (7.2%)
  • May45 (11%)
  • June35 (8.4%)
  • July26 (6.2%)
  • August35 (8.4%)
  • September25 (6%)
  • October45 (11%)
  • November32 (7.7%)
  • December41 (9.8%)

Light conditions at the time

  • Daylight274 (66%)
  • Dark, street lights lit94 (23%)
  • Dark, no street lighting43 (10%)
  • Dark, street lights unlit4 (1%)
  • Dark, lighting unknown2 (0.5%)

Source: Department for Transport, STATS19 road safety data

Road and weather conditions in B812 crashes

On the B812, 65% of collisions happened where the speed limit was 30 mph and 50% on a wet or damp road surface.

Speed limit at the scene

  • 20 mph1 (0.2%)
  • 30 mph273 (65%)
  • 40 mph2 (0.5%)
  • 50 mph4 (1%)
  • 60 mph132 (32%)
  • 70 mph5 (1.2%)

Weather at the time

  • Fine, no high winds266 (64%)
  • Raining, no high winds102 (24%)
  • Raining with high winds22 (5.3%)
  • Fine with high winds7 (1.7%)
  • Other18 (4.3%)
  • Not recorded2 (0.5%)

Road surface

  • Wet or damp210 (50%)
  • Dry178 (43%)
  • Frost or ice23 (5.5%)
  • Flood over 3cm deep3 (0.7%)
  • Snow2 (0.5%)
  • Oil or diesel1 (0.2%)

Type of road

  • Single carriageway387 (93%)
  • Dual carriageway20 (4.8%)
  • Roundabout9 (2.2%)
  • Not recorded1 (0.2%)

Source: Department for Transport, STATS19 road safety data

People hurt and vehicles involved in B812 crashes

Car occupants make up 66% of the people killed or injured on the B812, followed by pedestrians (18%).

Casualties by road user

  • Car occupant391 (66%)
  • Pedestrian109 (18%)
  • Motorcyclist27 (4.6%)
  • Taxi or private hire car occupant21 (3.6%)
  • Cyclist18 (3%)
  • Bus or coach occupant16 (2.7%)
  • Goods vehicle occupant (over 3.5 tonnes)4 (0.7%)
  • Other5 (0.8%)

Vehicles involved

  • Car585 (84%)
  • Motorcycle28 (4%)
  • Taxi or private hire car22 (3.2%)
  • Pedal cycle18 (2.6%)
  • Bus or coach17 (2.4%)
  • Goods vehicle over 3.5 tonnes10 (1.4%)
  • Van or goods vehicle up to 3.5 tonnes9 (1.3%)
  • Other7 (1%)

Casualties by age

  • 0 to 515 (2.5%)
  • 6 to 1029 (4.9%)
  • 11 to 1538 (6.4%)
  • 16 to 2092 (16%)
  • 21 to 2567 (11%)
  • 26 to 35119 (20%)
  • 36 to 4583 (14%)
  • 46 to 5568 (12%)
  • 56 to 6549 (8.3%)
  • 66 to 7519 (3.2%)
  • Over 7512 (2%)

Drivers, passengers and pedestrians

  • Driver or rider304 (51%)
  • Passenger178 (30%)
  • Pedestrian109 (18%)

Source: Department for Transport, STATS19 road safety data

Map of recent crashes on the B812

Map of the 25 most recent crashes on the B812

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

  • 25 crashes
  • Fatal
  • Serious
  • Slight

B812 crashes by council area

Collisions on the B812 were recorded in 4 council areas. East Dunbartonshire has the most, with 290, followed by North Lanarkshire (67) and Glasgow City (55).

Collisions on the B812 in each area, 1979 to 2025
RankAreaCollisionsCasualtiesFatalSerious
1stEast Dunbartonshire290393664
2ndNorth Lanarkshire67119015
3rdGlasgow City5574212
4thWest Dunbartonshire4402

B812 crashes by town

Collisions on the B812 were recorded in 3 towns and built-up areas, led by Bishopbriggs (121) and Glasgow (36).

Recent crashes on the B812

These are the 25 most recent collisions on the B812, from 14 February 2015 to 14 June 2025.

Severity