Skip to main content
CrashStats

B833 accidents: crash map and statistics

Police recorded 306 collisions on the B833 from 1979 to 2025, with 444 casualties. Of those crashes, 11 were fatal and 73 serious, and 12 people were killed.

In 2025 there was 1 collision on the B833, level with 2024, with 2 casualties.

Collisions since 1979
306
2,661st highest of 4,923 roads
Casualties
444
1.45 per collision
Fatal collisions
11
12 people killed
Serious collisions
73
102 seriously injured
Collisions in 2025
1
Level with 2024
Casualties in 2025
2
Up 100% on 2024

Crash severity on the B833

On the B833, 3.6% of collisions were fatal and 24% serious, against 1.6% and 18% across Great Britain.

Collisions by severity, 1979 to 2025

  • Fatal113.6%
  • Serious7324%
  • Slight22273%

Where the B833 ranks among 4,923 roads

Most collisions
2,661st
Most casualties
2,577th
Most fatal collisions
1,595th
Most serious collisions
2,417th

B833 accidents by year

Collisions on the B833 peaked at 15 in 1987 and were down to 1 in 2025.

Collisions and casualties on the B833, 1979 to 2025

  • Collisions
  • Collisions in 2025: 1
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
202512
202411
202300
202200
202145
202000
201912
201844
201734
201611
201522
2014910
201367
201223
201146
201056
200936
200846
200745
200689
200522
200433
2003713
200278
200146
200067
199935
199847
1997911
1996913
1995916
19941320
1993913
19921012
19911218
1990813
19891112
19881016
19871518
19861418
1985913
198456
19831221
19821545
19811420
19801012
19791417

When crashes happen on the B833

Tuesday has the most collisions on the B833 (48), and 3pm to 6pm is the busiest time of day (65).

Collisions by day of the week

  • Monday45 (15%)
  • Tuesday48 (16%)
  • Wednesday36 (12%)
  • Thursday43 (14%)
  • Friday44 (14%)
  • Saturday45 (15%)
  • Sunday45 (15%)

Collisions by time of day

  • Midnight to 3am24 (7.8%)
  • 3am to 6am1 (0.3%)
  • 6am to 9am53 (17%)
  • 9am to noon34 (11%)
  • Noon to 3pm43 (14%)
  • 3pm to 6pm65 (21%)
  • 6pm to 9pm51 (17%)
  • 9pm to midnight35 (11%)

Collisions by month

  • January23 (7.5%)
  • February28 (9.2%)
  • March22 (7.2%)
  • April26 (8.5%)
  • May23 (7.5%)
  • June25 (8.2%)
  • July35 (11%)
  • August27 (8.8%)
  • September27 (8.8%)
  • October28 (9.2%)
  • November20 (6.5%)
  • December22 (7.2%)

Light conditions at the time

  • Daylight211 (69%)
  • Dark, no street lighting60 (20%)
  • Dark, street lights lit34 (11%)
  • Dark, lighting unknown1 (0.3%)

Source: Department for Transport, STATS19 road safety data

Road and weather conditions in B833 crashes

On the B833, 43% of collisions happened where the speed limit was 30 mph and 45% on a wet or damp road surface.

Speed limit at the scene

  • 30 mph132 (43%)
  • 40 mph54 (18%)
  • 50 mph14 (4.6%)
  • 60 mph100 (33%)
  • 70 mph6 (2%)

Weather at the time

  • Fine, no high winds205 (67%)
  • Raining, no high winds58 (19%)
  • Raining with high winds24 (7.8%)
  • Fine with high winds6 (2%)
  • Other12 (3.9%)
  • Not recorded1 (0.3%)

Road surface

  • Wet or damp137 (45%)
  • Dry132 (43%)
  • Frost or ice24 (7.8%)
  • Flood over 3cm deep8 (2.6%)
  • Snow5 (1.6%)

Type of road

  • Single carriageway299 (98%)
  • Dual carriageway7 (2.3%)

Source: Department for Transport, STATS19 road safety data

People hurt and vehicles involved in B833 crashes

Car occupants make up 65% of the people killed or injured on the B833, followed by bus or coach occupants (9%).

Casualties by road user

  • Car occupant290 (65%)
  • Bus or coach occupant40 (9%)
  • Pedestrian36 (8.1%)
  • Motorcyclist30 (6.8%)
  • Van occupant17 (3.8%)
  • Cyclist11 (2.5%)
  • Minibus occupant10 (2.3%)
  • Other10 (2.3%)

Vehicles involved

  • Car332 (71%)
  • Bus or coach32 (6.9%)
  • Motorcycle31 (6.7%)
  • Goods vehicle over 3.5 tonnes22 (4.7%)
  • Van or goods vehicle up to 3.5 tonnes21 (4.5%)
  • Pedal cycle11 (2.4%)
  • Other vehicle8 (1.7%)
  • Other9 (1.9%)

Casualties by age

  • 0 to 57 (1.6%)
  • 6 to 1012 (2.7%)
  • 11 to 1518 (4.1%)
  • 16 to 2098 (22%)
  • 21 to 2558 (13%)
  • 26 to 3590 (20%)
  • 36 to 4565 (15%)
  • 46 to 5538 (8.6%)
  • 56 to 6526 (5.9%)
  • 66 to 7515 (3.4%)
  • Over 7517 (3.8%)

Drivers, passengers and pedestrians

  • Driver or rider247 (56%)
  • Passenger161 (36%)
  • Pedestrian36 (8.1%)

Source: Department for Transport, STATS19 road safety data

Map of recent crashes on the B833

Map of the 25 most recent crashes on the B833

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

  • 25 crashes
  • Fatal
  • Serious
  • Slight

B833 crashes by council area

Collisions on the B833 were recorded in 2 council areas. Argyll and Bute has the most, with 287, followed by West Dunbartonshire (17).

Collisions on the B833 in each area, 1979 to 2025
RankAreaCollisionsCasualtiesFatalSerious
1stArgyll and Bute2874201166
2ndWest Dunbartonshire172007

Recent crashes on the B833

These are the 25 most recent collisions on the B833, from 25 April 2014 to 3 September 2025.

Severity