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CrashStats

B1122 accidents: crash map and statistics

Police recorded 383 collisions on the B1122 from 1979 to 2025, with 530 casualties. Of those crashes, 10 were fatal and 91 serious, and 11 people were killed.

In 2025 there were 2 collisions on the B1122, down 33% from 3 in 2024, with 4 casualties.

Collisions since 1979
383
2,360th highest of 4,923 roads
Casualties
530
1.38 per collision
Fatal collisions
10
11 people killed
Serious collisions
91
108 seriously injured
Collisions in 2025
2
Down 33% on 2024
Casualties in 2025
4
Up 33% on 2024

Crash severity on the B1122

On the B1122, 2.6% of collisions were fatal and 24% serious, against 1.6% and 18% across Great Britain.

Collisions by severity, 1979 to 2025

  • Fatal102.6%
  • Serious9124%
  • Slight28274%

Where the B1122 ranks among 4,923 roads

Most collisions
2,360th
Most casualties
2,329th
Most fatal collisions
1,701st
Most serious collisions
2,071st

B1122 accidents by year

Collisions on the B1122 peaked at 18 in 1990 and were down to 2 in 2025.

Collisions and casualties on the B1122, 1979 to 2025

  • Collisions
  • Collisions in 2025: 2
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
202524
202433
202357
202268
202111
202022
2019813
201811
201735
201622
201558
201445
2013610
201266
201144
2010812
200957
2008710
200734
2006711
200567
200467
20031014
200268
2001910
2000710
19991015
1998910
19971012
19961415
1995810
19941627
1993915
19921114
19911327
19901822
19891221
19881415
19871115
19861218
19851115
19841819
19831117
1982913
19811623
19801319
197969

When crashes happen on the B1122

Friday has the most collisions on the B1122 (66), and 3pm to 6pm is the busiest time of day (84).

Collisions by day of the week

  • Monday52 (14%)
  • Tuesday40 (10%)
  • Wednesday55 (14%)
  • Thursday58 (15%)
  • Friday66 (17%)
  • Saturday59 (15%)
  • Sunday53 (14%)

Collisions by time of day

  • Midnight to 3am19 (5%)
  • 3am to 6am4 (1%)
  • 6am to 9am47 (12%)
  • 9am to noon59 (15%)
  • Noon to 3pm68 (18%)
  • 3pm to 6pm84 (22%)
  • 6pm to 9pm62 (16%)
  • 9pm to midnight40 (10%)

Collisions by month

  • January34 (8.9%)
  • February21 (5.5%)
  • March22 (5.7%)
  • April28 (7.3%)
  • May34 (8.9%)
  • June24 (6.3%)
  • July43 (11%)
  • August38 (9.9%)
  • September32 (8.4%)
  • October44 (11%)
  • November30 (7.8%)
  • December33 (8.6%)

Light conditions at the time

  • Daylight270 (70%)
  • Dark, no street lighting71 (19%)
  • Dark, street lights lit33 (8.6%)
  • Dark, lighting unknown5 (1.3%)
  • Dark, street lights unlit4 (1%)

Source: Department for Transport, STATS19 road safety data

Road and weather conditions in B1122 crashes

On the B1122, 46% of collisions happened where the speed limit was 30 mph and 59% on a dry road surface.

Speed limit at the scene

  • 20 mph3 (0.8%)
  • 30 mph177 (46%)
  • 40 mph25 (6.5%)
  • 60 mph173 (45%)
  • 70 mph5 (1.3%)

Weather at the time

  • Fine, no high winds279 (73%)
  • Raining, no high winds45 (12%)
  • Fine with high winds5 (1.3%)
  • Fog or mist5 (1.3%)
  • Other48 (13%)
  • Not recorded1 (0.3%)

Road surface

  • Dry225 (59%)
  • Wet or damp135 (35%)
  • Frost or ice12 (3.1%)
  • Flood over 3cm deep5 (1.3%)
  • Snow5 (1.3%)
  • Oil or diesel1 (0.3%)

Type of road

  • Single carriageway378 (99%)
  • One way street or slip road3 (0.8%)
  • Dual carriageway1 (0.3%)
  • Not recorded1 (0.3%)

Source: Department for Transport, STATS19 road safety data

People hurt and vehicles involved in B1122 crashes

Car occupants make up 57% of the people killed or injured on the B1122, followed by motorcyclists (17%).

Casualties by road user

  • Car occupant304 (57%)
  • Motorcyclist88 (17%)
  • Pedestrian59 (11%)
  • Cyclist48 (9.1%)
  • Van occupant14 (2.6%)
  • Taxi or private hire car occupant9 (1.7%)
  • Minibus occupant5 (0.9%)
  • Other3 (0.6%)

Vehicles involved

  • Car437 (69%)
  • Motorcycle85 (13%)
  • Pedal cycle47 (7.4%)
  • Van or goods vehicle up to 3.5 tonnes28 (4.4%)
  • Goods vehicle over 3.5 tonnes9 (1.4%)
  • Other vehicle9 (1.4%)
  • Bus or coach7 (1.1%)
  • Other12 (1.9%)

Casualties by age

  • 0 to 52 (0.4%)
  • 6 to 1011 (2.1%)
  • 11 to 1521 (4%)
  • 16 to 20121 (23%)
  • 21 to 2569 (13%)
  • 26 to 3585 (16%)
  • 36 to 4559 (11%)
  • 46 to 5538 (7.2%)
  • 56 to 6554 (10%)
  • 66 to 7532 (6%)
  • Over 7533 (6.2%)
  • Not recorded5 (0.9%)

Drivers, passengers and pedestrians

  • Driver or rider348 (66%)
  • Passenger123 (23%)
  • Pedestrian59 (11%)

Source: Department for Transport, STATS19 road safety data

Map of recent crashes on the B1122

Map of the 25 most recent crashes on the B1122

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

  • 25 crashes
  • Fatal
  • Serious
  • Slight

B1122 crashes by council area

Of the 383 collisions on the B1122, 382 were in East Suffolk.

Collisions on the B1122 in each area, 1979 to 2025
RankAreaCollisionsCasualtiesFatalSerious
1stEast Suffolk382528991

B1122 crashes by town

Collisions on the B1122 were recorded in 2 towns and built-up areas, led by Leiston (145) and Aldeburgh (46).

Recent crashes on the B1122

These are the 25 most recent collisions on the B1122, from 5 July 2019 to 8 September 2025.

Severity