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CrashStats

B4413 accidents: crash map and statistics

Police recorded 133 collisions on the B4413 from 1979 to 2025, with 207 casualties. Of those crashes, 4 were fatal and 32 serious, and 4 people were killed.

In 2025 there were 2 collisions on the B4413, level with 2024, with 2 casualties.

Collisions since 1979
133
3,734th highest of 4,923 roads
Casualties
207
1.56 per collision
Fatal collisions
4
4 people killed
Serious collisions
32
40 seriously injured
Collisions in 2025
2
Level with 2024
Casualties in 2025
2
Level with 2024

Crash severity on the B4413

On the B4413, 3% of collisions were fatal and 24% serious, against 1.6% and 18% across Great Britain.

Collisions by severity, 1979 to 2025

  • Fatal43%
  • Serious3224%
  • Slight9773%

Where the B4413 ranks among 4,923 roads

Most collisions
3,734th
Most casualties
3,577th
Most fatal collisions
2,815th
Most serious collisions
3,541st

B4413 accidents by year

Collisions on the B4413 peaked at 8 in 2008 and were down to 2 in 2025.

Collisions and casualties on the B4413, 1979 to 2025

  • Collisions
  • Collisions in 2025: 2
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
202522
202422
202311
202234
202100
202000
201911
201833
201747
201600
201511
201400
201348
201223
201122
201022
200900
2008813
200736
2006319
200523
200400
200336
200234
200111
200045
199968
199846
199722
1996510
199523
199434
199311
199269
199145
1990612
198968
198834
198722
1986711
198522
198444
198389
198235
198122
198023
197914

When crashes happen on the B4413

Wednesday has the most collisions on the B4413 (28), and 3pm to 6pm is the busiest time of day (31).

Collisions by day of the week

  • Monday14 (11%)
  • Tuesday10 (7.5%)
  • Wednesday28 (21%)
  • Thursday18 (14%)
  • Friday20 (15%)
  • Saturday23 (17%)
  • Sunday20 (15%)

Collisions by time of day

  • Midnight to 3am9 (6.8%)
  • 3am to 6am2 (1.5%)
  • 6am to 9am13 (9.8%)
  • 9am to noon21 (16%)
  • Noon to 3pm21 (16%)
  • 3pm to 6pm31 (23%)
  • 6pm to 9pm19 (14%)
  • 9pm to midnight17 (13%)

Collisions by month

  • January7 (5.3%)
  • February11 (8.3%)
  • March11 (8.3%)
  • April10 (7.5%)
  • May15 (11%)
  • June9 (6.8%)
  • July15 (11%)
  • August17 (13%)
  • September10 (7.5%)
  • October10 (7.5%)
  • November8 (6%)
  • December10 (7.5%)

Light conditions at the time

  • Daylight97 (73%)
  • Dark, no street lighting27 (20%)
  • Dark, street lights lit9 (6.8%)

Source: Department for Transport, STATS19 road safety data

Road and weather conditions in B4413 crashes

On the B4413, 69% of collisions happened where the speed limit was 60 mph and 59% on a dry road surface.

Speed limit at the scene

  • 20 mph1 (0.8%)
  • 30 mph34 (26%)
  • 40 mph2 (1.5%)
  • 50 mph1 (0.8%)
  • 60 mph92 (69%)
  • 70 mph3 (2.3%)

Weather at the time

  • Fine, no high winds92 (69%)
  • Raining, no high winds24 (18%)
  • Raining with high winds5 (3.8%)
  • Fine with high winds3 (2.3%)
  • Other8 (6%)
  • Not recorded1 (0.8%)

Road surface

  • Dry79 (59%)
  • Wet or damp48 (36%)
  • Frost or ice4 (3%)
  • Snow2 (1.5%)

Type of road

  • Single carriageway133 (100%)

Source: Department for Transport, STATS19 road safety data

People hurt and vehicles involved in B4413 crashes

Car occupants make up 71% of the people killed or injured on the B4413, followed by motorcyclists (9.7%).

Casualties by road user

  • Car occupant146 (71%)
  • Motorcyclist20 (9.7%)
  • Pedestrian15 (7.2%)
  • Minibus occupant13 (6.3%)
  • Cyclist4 (1.9%)
  • Van occupant4 (1.9%)
  • Goods vehicle occupant (over 3.5 tonnes)3 (1.4%)
  • Other vehicle occupant2 (1%)

Vehicles involved

  • Car170 (77%)
  • Motorcycle18 (8.1%)
  • Van or goods vehicle up to 3.5 tonnes10 (4.5%)
  • Other vehicle7 (3.2%)
  • Goods vehicle over 3.5 tonnes5 (2.3%)
  • Pedal cycle4 (1.8%)
  • Minibus3 (1.4%)
  • Other4 (1.8%)

Casualties by age

  • 0 to 54 (1.9%)
  • 6 to 106 (2.9%)
  • 11 to 1510 (4.8%)
  • 16 to 2055 (27%)
  • 21 to 2535 (17%)
  • 26 to 3525 (12%)
  • 36 to 4523 (11%)
  • 46 to 5531 (15%)
  • 56 to 658 (3.9%)
  • 66 to 755 (2.4%)
  • Over 753 (1.4%)
  • Not recorded2 (1%)

Drivers, passengers and pedestrians

  • Driver or rider112 (54%)
  • Passenger80 (39%)
  • Pedestrian15 (7.2%)

Source: Department for Transport, STATS19 road safety data

Map of recent crashes on the B4413

Map of the 25 most recent crashes on the B4413

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

  • 25 crashes
  • Fatal
  • Serious
  • Slight

B4413 crashes by council area

Of the 133 collisions on the B4413, 132 were in Gwynedd.

Collisions on the B4413 in each area, 1979 to 2025
RankAreaCollisionsCasualtiesFatalSerious
1stGwynedd132206431

Recent crashes on the B4413

These are the 25 most recent collisions on the B4413, from 8 February 2011 to 19 February 2025.

Severity