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CrashStats

B4417 accidents: crash map and statistics

Police recorded 142 collisions on the B4417 from 1979 to 2025, with 210 casualties. Of those crashes, 3 were fatal and 27 serious, and 3 people were killed.

In 2025 there were 2 collisions on the B4417, up from none in 2024, with 4 casualties.

Collisions since 1979
142
3,656th highest of 4,923 roads
Casualties
210
1.48 per collision
Fatal collisions
3
3 people killed
Serious collisions
27
34 seriously injured
Collisions in 2025
2
Up from none in 2024
Casualties in 2025
4
Up from none in 2024

Crash severity on the B4417

On the B4417, 2.1% of collisions were fatal and 19% serious, against 1.6% and 18% across Great Britain.

Collisions by severity, 1979 to 2025

  • Fatal32.1%
  • Serious2719%
  • Slight11279%

Where the B4417 ranks among 4,923 roads

Most collisions
3,656th
Most casualties
3,552nd
Most fatal collisions
3,114th
Most serious collisions
3,732nd

B4417 accidents by year

Collisions on the B4417 peaked at 12 in 1997 and were down to 2 in 2025.

Collisions and casualties on the B4417, 1979 to 2025

  • Collisions
  • Collisions in 2025
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
202524
202400
202356
202211
202111
202000
201933
201824
201700
201622
201556
201400
201311
201235
201146
201034
200977
200811
2007717
200624
200511
200445
200337
200246
200133
200067
1999510
199846
19971219
199623
199568
199468
199344
199211
199125
199046
198923
198811
198726
198636
198511
198423
198335
198233
198144
198035
197922

When crashes happen on the B4417

Thursday has the most collisions on the B4417 (25), and 3pm to 6pm is the busiest time of day (38).

Collisions by day of the week

  • Monday22 (15%)
  • Tuesday13 (9.2%)
  • Wednesday17 (12%)
  • Thursday25 (18%)
  • Friday20 (14%)
  • Saturday25 (18%)
  • Sunday20 (14%)

Collisions by time of day

  • Midnight to 3am8 (5.6%)
  • 3am to 6am1 (0.7%)
  • 6am to 9am11 (7.7%)
  • 9am to noon25 (18%)
  • Noon to 3pm25 (18%)
  • 3pm to 6pm38 (27%)
  • 6pm to 9pm19 (13%)
  • 9pm to midnight15 (11%)

Collisions by month

  • January9 (6.3%)
  • February9 (6.3%)
  • March15 (11%)
  • April11 (7.7%)
  • May15 (11%)
  • June9 (6.3%)
  • July8 (5.6%)
  • August23 (16%)
  • September16 (11%)
  • October9 (6.3%)
  • November10 (7%)
  • December8 (5.6%)

Light conditions at the time

  • Daylight108 (76%)
  • Dark, no street lighting16 (11%)
  • Dark, street lights lit15 (11%)
  • Dark, lighting unknown3 (2.1%)

Source: Department for Transport, STATS19 road safety data

Road and weather conditions in B4417 crashes

On the B4417, 58% of collisions happened where the speed limit was 60 mph and 57% on a dry road surface.

Speed limit at the scene

  • 20 mph1 (0.7%)
  • 30 mph53 (37%)
  • 40 mph1 (0.7%)
  • 50 mph2 (1.4%)
  • 60 mph83 (58%)
  • 70 mph2 (1.4%)

Weather at the time

  • Fine, no high winds93 (65%)
  • Raining, no high winds28 (20%)
  • Fine with high winds5 (3.5%)
  • Fog or mist5 (3.5%)
  • Raining with high winds5 (3.5%)
  • Other6 (4.2%)

Road surface

  • Dry81 (57%)
  • Wet or damp59 (42%)
  • Frost or ice1 (0.7%)
  • Snow1 (0.7%)

Type of road

  • Single carriageway135 (95%)
  • Dual carriageway4 (2.8%)
  • One way street or slip road1 (0.7%)
  • Roundabout1 (0.7%)
  • Not recorded1 (0.7%)

Source: Department for Transport, STATS19 road safety data

People hurt and vehicles involved in B4417 crashes

Car occupants make up 70% of the people killed or injured on the B4417, followed by pedestrians (12%).

Casualties by road user

  • Car occupant147 (70%)
  • Pedestrian26 (12%)
  • Cyclist12 (5.7%)
  • Motorcyclist12 (5.7%)
  • Taxi or private hire car occupant5 (2.4%)
  • Van occupant4 (1.9%)
  • Other vehicle occupant2 (1%)
  • Other2 (1%)

Vehicles involved

  • Car182 (76%)
  • Motorcycle12 (5%)
  • Pedal cycle12 (5%)
  • Van or goods vehicle up to 3.5 tonnes9 (3.8%)
  • Goods vehicle over 3.5 tonnes7 (2.9%)
  • Other vehicle6 (2.5%)
  • Bus or coach5 (2.1%)
  • Other7 (2.9%)

Casualties by age

  • 0 to 56 (2.9%)
  • 6 to 1011 (5.2%)
  • 11 to 1510 (4.8%)
  • 16 to 2036 (17%)
  • 21 to 2525 (12%)
  • 26 to 3525 (12%)
  • 36 to 4528 (13%)
  • 46 to 5530 (14%)
  • 56 to 6517 (8.1%)
  • 66 to 7511 (5.2%)
  • Over 7511 (5.2%)

Drivers, passengers and pedestrians

  • Driver or rider111 (53%)
  • Passenger73 (35%)
  • Pedestrian26 (12%)

Source: Department for Transport, STATS19 road safety data

Map of recent crashes on the B4417

Map of the 25 most recent crashes on the B4417

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

  • 25 crashes
  • Serious
  • Slight

B4417 crashes by council area

Of the 142 collisions on the B4417, 141 were in Gwynedd.

Collisions on the B4417 in each area, 1979 to 2025
RankAreaCollisionsCasualtiesFatalSerious
1stGwynedd141209327

Recent crashes on the B4417

These are the 25 most recent collisions on the B4417, from 1 March 2012 to 22 September 2025.

Severity