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CrashStats

B4315 accidents: crash map and statistics

Collisions since 1979
32
4,867th highest of 4,923 roads
Casualties
50
1.56 per collision
Fatal collisions
1
3 people killed
Serious collisions
6
10 seriously injured
Last recorded collision
24 May 2023
Busiest year
2004
6 collisions

Crash severity on the B4315

On the B4315, 3.1% of collisions were fatal and 19% serious, against 1.6% and 18% across Great Britain.

Collisions by severity, 1979 to 2023

  • Fatal13.1%
  • Serious619%
  • Slight2578%

Where the B4315 ranks among 4,923 roads

Most collisions
4,867th
Most casualties
4,782nd
Most fatal collisions
3,933rd
Most serious collisions
4,823rd

B4315 accidents by year

Collisions on the B4315 peaked at 6 in 2004, and none have been recorded since 2023.

Collisions and casualties on the B4315, 1979 to 2023

  • Collisions
  • Collisions in 2023: 1
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
202312
202200
202100
202000
201911
201800
201700
201614
201500
201400
201300
201200
201111
201011
200922
200800
200711
200614
200500
2004611
200311
200211
200100
200000
199900
199800
199700
199612
199522
199436
199300
199212
199111
199011
198900
198823
198700
198611
198500
198400
198300
198211
198100
198011
197911

When crashes happen on the B4315

Friday has the most collisions on the B4315 (8), and noon to 3pm is the busiest time of day (8).

Collisions by day of the week

  • Monday6 (19%)
  • Tuesday2 (6.3%)
  • Wednesday3 (9.4%)
  • Thursday4 (13%)
  • Friday8 (25%)
  • Saturday6 (19%)
  • Sunday3 (9.4%)

Collisions by time of day

  • Midnight to 3am1 (3.1%)
  • 3am to 6am0 (0%)
  • 6am to 9am3 (9.4%)
  • 9am to noon6 (19%)
  • Noon to 3pm8 (25%)
  • 3pm to 6pm8 (25%)
  • 6pm to 9pm6 (19%)
  • 9pm to midnight0 (0%)

Collisions by month

  • January4 (13%)
  • February4 (13%)
  • March2 (6.3%)
  • April4 (13%)
  • May3 (9.4%)
  • June2 (6.3%)
  • July1 (3.1%)
  • August3 (9.4%)
  • September1 (3.1%)
  • October2 (6.3%)
  • November2 (6.3%)
  • December4 (13%)

Light conditions at the time

  • Daylight23 (72%)
  • Dark, no street lighting6 (19%)
  • Dark, street lights lit2 (6.3%)
  • Dark, street lights unlit1 (3.1%)

Source: Department for Transport, STATS19 road safety data

Road and weather conditions in B4315 crashes

On the B4315, 78% of collisions happened where the speed limit was 60 mph and 53% on a dry road surface.

Speed limit at the scene

  • 30 mph4 (13%)
  • 40 mph3 (9.4%)
  • 60 mph25 (78%)

Weather at the time

  • Fine, no high winds23 (72%)
  • Raining, no high winds6 (19%)
  • Fine with high winds1 (3.1%)
  • Raining with high winds1 (3.1%)
  • Other1 (3.1%)

Road surface

  • Dry17 (53%)
  • Wet or damp14 (44%)
  • Snow1 (3.1%)

Type of road

  • Single carriageway29 (91%)
  • Dual carriageway1 (3.1%)
  • One way street or slip road1 (3.1%)
  • Not recorded1 (3.1%)

Source: Department for Transport, STATS19 road safety data

People hurt and vehicles involved in B4315 crashes

Car occupants make up 76% of the people killed or injured on the B4315, followed by van occupants (8%).

Casualties by road user

  • Car occupant38 (76%)
  • Van occupant4 (8%)
  • Pedestrian3 (6%)
  • Bus or coach occupant2 (4%)
  • Cyclist1 (2%)
  • Goods vehicle occupant (over 3.5 tonnes)1 (2%)
  • Taxi or private hire car occupant1 (2%)

Vehicles involved

  • Car39 (75%)
  • Van or goods vehicle up to 3.5 tonnes5 (9.6%)
  • Goods vehicle over 3.5 tonnes4 (7.7%)
  • Bus or coach2 (3.8%)
  • Pedal cycle1 (1.9%)
  • Taxi or private hire car1 (1.9%)

Casualties by age

  • 0 to 53 (6%)
  • 6 to 102 (4%)
  • 11 to 154 (8%)
  • 16 to 207 (14%)
  • 21 to 257 (14%)
  • 26 to 355 (10%)
  • 36 to 455 (10%)
  • 46 to 558 (16%)
  • 56 to 655 (10%)
  • 66 to 752 (4%)
  • Over 752 (4%)

Drivers, passengers and pedestrians

  • Driver or rider26 (52%)
  • Passenger21 (42%)
  • Pedestrian3 (6%)

Source: Department for Transport, STATS19 road safety data

Map of the latest recorded crashes on the B4315

Map of the 25 latest recorded crashes on the B4315

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

  • 25 crashes
  • Fatal
  • Serious
  • Slight

B4315 crashes by council area

Of the 32 collisions on the B4315, 31 were in Pembrokeshire.

Collisions on the B4315 in each area, 1979 to 2023
RankAreaCollisionsCasualtiesFatalSerious
1stPembrokeshire314506

Latest recorded crashes on the B4315

These are the 25 latest recorded collisions on the B4315, from 8 January 1991 to 24 May 2023.

Severity