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CrashStats

B1137 accidents: crash map and statistics

Police recorded 743 collisions on the B1137 from 1979 to 2025, with 977 casualties. Of those crashes, 9 were fatal and 168 serious, and 9 people were killed.

In 2025 there were 17 collisions on the B1137, up 89% from 9 in 2024, with 21 casualties.

Collisions since 1979
743
1,435th highest of 4,923 roads
Casualties
977
1.31 per collision
Fatal collisions
9
9 people killed
Serious collisions
168
180 seriously injured
Collisions in 2025
17
Up 89% on 2024
Casualties in 2025
21
Up 91% on 2024

Crash severity on the B1137

On the B1137, 1.2% of collisions were fatal and 23% serious, against 1.6% and 18% across Great Britain.

Collisions by severity, 1979 to 2025

  • Fatal91.2%
  • Serious16823%
  • Slight56676%

Where the B1137 ranks among 4,923 roads

Most collisions
1,435th
Most casualties
1,461st
Most fatal collisions
1,807th
Most serious collisions
1,242nd

B1137 accidents by year

Collisions on the B1137 peaked at 33 in 2000 and were down to 17 in 2025.

Collisions and casualties on the B1137, 1979 to 2025

  • Collisions
  • Collisions in 2025
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
20251721
2024911
202389
202278
20211010
2020815
2019910
2018910
20171114
2016710
20151216
2014911
2013911
20121617
20111825
20102232
20091212
20081213
20072437
20062331
20051421
20041720
20032340
20022334
20011924
20003339
19992332
19982332
19971621
19961623
19952533
19941822
19932231
19921414
19911521
19901010
19891622
19881320
19871517
19861416
19851314
19842540
19831620
19821621
19811822
19801623
19791822

When crashes happen on the B1137

Friday has the most collisions on the B1137 (131), and 3pm to 6pm is the busiest time of day (210).

Collisions by day of the week

  • Monday100 (13%)
  • Tuesday111 (15%)
  • Wednesday108 (15%)
  • Thursday122 (16%)
  • Friday131 (18%)
  • Saturday88 (12%)
  • Sunday83 (11%)

Collisions by time of day

  • Midnight to 3am18 (2.4%)
  • 3am to 6am8 (1.1%)
  • 6am to 9am121 (16%)
  • 9am to noon83 (11%)
  • Noon to 3pm112 (15%)
  • 3pm to 6pm210 (28%)
  • 6pm to 9pm118 (16%)
  • 9pm to midnight73 (9.8%)

Collisions by month

  • January59 (7.9%)
  • February62 (8.3%)
  • March53 (7.1%)
  • April53 (7.1%)
  • May59 (7.9%)
  • June69 (9.3%)
  • July60 (8.1%)
  • August52 (7%)
  • September64 (8.6%)
  • October81 (11%)
  • November64 (8.6%)
  • December67 (9%)

Light conditions at the time

  • Daylight516 (69%)
  • Dark, street lights lit164 (22%)
  • Dark, no street lighting52 (7%)
  • Dark, street lights unlit6 (0.8%)
  • Dark, lighting unknown5 (0.7%)

Source: Department for Transport, STATS19 road safety data

Road and weather conditions in B1137 crashes

On the B1137, 40% of collisions happened where the speed limit was 30 mph and 66% on a dry road surface.

Speed limit at the scene

  • 30 mph296 (40%)
  • 40 mph205 (28%)
  • 50 mph30 (4%)
  • 60 mph194 (26%)
  • 70 mph18 (2.4%)

Weather at the time

  • Fine, no high winds597 (80%)
  • Raining, no high winds99 (13%)
  • Fine with high winds17 (2.3%)
  • Fog or mist6 (0.8%)
  • Other22 (3%)
  • Not recorded2 (0.3%)

Road surface

  • Dry492 (66%)
  • Wet or damp240 (32%)
  • Frost or ice6 (0.8%)
  • Snow3 (0.4%)
  • Flood over 3cm deep2 (0.3%)

Type of road

  • Single carriageway608 (82%)
  • Dual carriageway61 (8.2%)
  • Roundabout57 (7.7%)
  • One way street or slip road13 (1.7%)
  • Not recorded4 (0.5%)

Source: Department for Transport, STATS19 road safety data

People hurt and vehicles involved in B1137 crashes

Car occupants make up 61% of the people killed or injured on the B1137, followed by motorcyclists (16%).

Casualties by road user

  • Car occupant592 (61%)
  • Motorcyclist160 (16%)
  • Pedestrian95 (9.7%)
  • Cyclist84 (8.6%)
  • Van occupant22 (2.3%)
  • Bus or coach occupant7 (0.7%)
  • Other16 (1.6%)
  • Not recorded1 (0.1%)

Vehicles involved

  • Car1,009 (72%)
  • Motorcycle166 (12%)
  • Pedal cycle88 (6.2%)
  • Van or goods vehicle up to 3.5 tonnes79 (5.6%)
  • Goods vehicle over 3.5 tonnes32 (2.3%)
  • Bus or coach11 (0.8%)
  • Minibus7 (0.5%)
  • Other17 (1.2%)

Casualties by age

  • 0 to 59 (0.9%)
  • 6 to 1024 (2.5%)
  • 11 to 1546 (4.7%)
  • 16 to 20190 (19%)
  • 21 to 25122 (12%)
  • 26 to 35164 (17%)
  • 36 to 45139 (14%)
  • 46 to 55106 (11%)
  • 56 to 6581 (8.3%)
  • 66 to 7532 (3.3%)
  • Over 7544 (4.5%)
  • Not recorded20 (2%)

Drivers, passengers and pedestrians

  • Driver or rider662 (68%)
  • Passenger220 (23%)
  • Pedestrian95 (9.7%)

Source: Department for Transport, STATS19 road safety data

Map of recent crashes on the B1137

Map of the 25 most recent crashes on the B1137

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

  • 25 crashes
  • Serious
  • Slight

B1137 crashes by council area

Collisions on the B1137 were recorded in 3 council areas. Chelmsford has the most, with 506, followed by Braintree (231) and Boston (4).

Collisions on the B1137 in each area, 1979 to 2025
RankAreaCollisionsCasualtiesFatalSerious
1stChelmsford5066558109
2ndBraintree231316159
3rdBoston4400

B1137 crashes by town

Collisions on the B1137 were recorded in 4 towns and built-up areas, led by Chelmsford (220) and Hatfield Peverel (124).

Recent crashes on the B1137

These are the 25 most recent collisions on the B1137, from 29 February 2024 to 23 November 2025.

Severity