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CrashStats

B1135 accidents: crash map and statistics

Police recorded 782 collisions on the B1135 from 1979 to 2025, with 1,067 casualties. Of those crashes, 15 were fatal and 195 serious, and 16 people were killed.

In 2025 there were 11 collisions on the B1135, up 38% from 8 in 2024, with 13 casualties.

Collisions since 1979
782
1,371st highest of 4,923 roads
Casualties
1,067
1.36 per collision
Fatal collisions
15
16 people killed
Serious collisions
195
226 seriously injured
Collisions in 2025
11
Up 38% on 2024
Casualties in 2025
13
Up 30% on 2024

Crash severity on the B1135

On the B1135, 1.9% of collisions were fatal and 25% serious, against 1.6% and 18% across Great Britain.

Collisions by severity, 1979 to 2025

  • Fatal151.9%
  • Serious19525%
  • Slight57273%

Where the B1135 ranks among 4,923 roads

Most collisions
1,371st
Most casualties
1,358th
Most fatal collisions
1,258th
Most serious collisions
1,072nd

B1135 accidents by year

Collisions on the B1135 peaked at 35 in 1999 and were down to 11 in 2025.

Collisions and casualties on the B1135, 1979 to 2025

  • Collisions
  • Collisions in 2025: 11
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
20251113
2024810
202368
202233
2021911
202079
201979
2018911
20171011
20161521
2015616
20141011
2013510
201268
20111323
201055
2009810
20081317
200745
20061115
20051117
20041216
20031620
20022330
20012535
20003247
19993546
19982635
19971720
19962229
19951218
19942031
19932532
19922528
19912135
19903254
19892330
19883242
19872027
19862124
19852635
19841929
19831927
19822326
19812433
19802731
19792844

When crashes happen on the B1135

Friday has the most collisions on the B1135 (143), and 3pm to 6pm is the busiest time of day (185).

Collisions by day of the week

  • Monday92 (12%)
  • Tuesday116 (15%)
  • Wednesday104 (13%)
  • Thursday132 (17%)
  • Friday143 (18%)
  • Saturday118 (15%)
  • Sunday77 (9.8%)

Collisions by time of day

  • Midnight to 3am32 (4.1%)
  • 3am to 6am11 (1.4%)
  • 6am to 9am130 (17%)
  • 9am to noon99 (13%)
  • Noon to 3pm129 (16%)
  • 3pm to 6pm185 (24%)
  • 6pm to 9pm120 (15%)
  • 9pm to midnight76 (9.7%)

Collisions by month

  • January66 (8.4%)
  • February56 (7.2%)
  • March68 (8.7%)
  • April44 (5.6%)
  • May60 (7.7%)
  • June78 (10%)
  • July82 (10%)
  • August54 (6.9%)
  • September61 (7.8%)
  • October62 (7.9%)
  • November81 (10%)
  • December70 (9%)

Light conditions at the time

  • Daylight561 (72%)
  • Dark, no street lighting136 (17%)
  • Dark, street lights lit76 (9.7%)
  • Dark, lighting unknown6 (0.8%)
  • Dark, street lights unlit3 (0.4%)

Source: Department for Transport, STATS19 road safety data

Road and weather conditions in B1135 crashes

On the B1135, 50% of collisions happened where the speed limit was 60 mph and 54% on a dry road surface.

Speed limit at the scene

  • 30 mph238 (30%)
  • 40 mph131 (17%)
  • 50 mph6 (0.8%)
  • 60 mph394 (50%)
  • 70 mph13 (1.7%)

Weather at the time

  • Fine, no high winds583 (75%)
  • Raining, no high winds117 (15%)
  • Raining with high winds17 (2.2%)
  • Fine with high winds15 (1.9%)
  • Other47 (6%)
  • Not recorded3 (0.4%)

Road surface

  • Dry423 (54%)
  • Wet or damp314 (40%)
  • Frost or ice36 (4.6%)
  • Snow6 (0.8%)
  • Oil or diesel2 (0.3%)
  • Not recorded1 (0.1%)

Type of road

  • Single carriageway745 (95%)
  • Roundabout24 (3.1%)
  • Dual carriageway8 (1%)
  • One way street or slip road5 (0.6%)

Source: Department for Transport, STATS19 road safety data

People hurt and vehicles involved in B1135 crashes

Car occupants make up 65% of the people killed or injured on the B1135, followed by motorcyclists (16%).

Casualties by road user

  • Car occupant689 (65%)
  • Motorcyclist166 (16%)
  • Cyclist78 (7.3%)
  • Van occupant48 (4.5%)
  • Pedestrian44 (4.1%)
  • Goods vehicle occupant (over 3.5 tonnes)20 (1.9%)
  • Bus or coach occupant7 (0.7%)
  • Other15 (1.4%)

Vehicles involved

  • Car939 (69%)
  • Motorcycle168 (12%)
  • Pedal cycle81 (6%)
  • Van or goods vehicle up to 3.5 tonnes69 (5.1%)
  • Goods vehicle over 3.5 tonnes62 (4.6%)
  • Other vehicle15 (1.1%)
  • Bus or coach11 (0.8%)
  • Other12 (0.9%)

Casualties by age

  • 0 to 516 (1.5%)
  • 6 to 1017 (1.6%)
  • 11 to 1544 (4.1%)
  • 16 to 20246 (23%)
  • 21 to 25134 (13%)
  • 26 to 35172 (16%)
  • 36 to 45139 (13%)
  • 46 to 55112 (10%)
  • 56 to 6593 (8.7%)
  • 66 to 7545 (4.2%)
  • Over 7540 (3.7%)
  • Not recorded9 (0.8%)

Drivers, passengers and pedestrians

  • Driver or rider770 (72%)
  • Passenger253 (24%)
  • Pedestrian44 (4.1%)

Source: Department for Transport, STATS19 road safety data

Map of recent crashes on the B1135

Map of the 25 most recent crashes on the B1135

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

  • 25 crashes
  • Serious
  • Slight

B1135 crashes by council area

Collisions on the B1135 were recorded in 3 council areas. South Norfolk has the most, with 428, followed by Breckland (350) and Thurrock (3).

Collisions on the B1135 in each area, 1979 to 2025
RankAreaCollisionsCasualtiesFatalSerious
1stSouth Norfolk42858010114
2ndBreckland350480579
3rdThurrock3501

B1135 crashes by town

Collisions on the B1135 were recorded in 2 towns and built-up areas, led by Dereham (101) and Wymondham, South Norfolk (91).

Recent crashes on the B1135

These are the 25 most recent collisions on the B1135, from 25 March 2023 to 4 December 2025.

Severity