Crash on the A405 - 12 Sep 2025

Accident reference 2025411641089

Slight Accident

Accident summary

On Friday 12 September 2025 at 15:25 a slight collision occurred near A405, M1 involving 2 vehicles (car, taxi/private hire car) and 1 casualty (1 slight) Weather at the time was recorded as raining + high winds. Road surface conditions were wet or damp. Lighting was described as daylight. A police officer attended the scene.

Key details

  • Posted speed limit: 30 mph
  • Road type: Dual carriageway
  • Setting: Rural

Location

Fatal
Serious
Slight
Click markers for details
Coordinates: 51.704160, -0.383010

Live road closures near here

Accidents, closures and roadworks within 10 km reported right now by National Highways and Traffic Wales.

Checking for live closures nearby…

Collision records on this page come from the Department for Transport's STATS19 data, which is published once a year, so a crash from today will not appear in the historical data yet. For today's incidents, check live M1 closures today.

Move Insights

Thinking of moving to this area?

Check flood risk, planning history, EPC ratings and more with a Move Insights property report.

Flood risk assessment
Planning history
EPC ratings & more

Basic Information

Accident Reference 2025411641089
Police Reference 411641089
Date & Time
Friday
Severity Slight
Vehicles Involved 2
Casualties 1
Police Force Hertfordshire
Police Officer Attended Yes

Road & Location Details

Area Type Rural
First Road A405
Second Road M1
Road Type Dual carriageway
Speed Limit 30 mph
Trunk Road Yes
Highway Authority E10000015
Current Highway Authority E10000015
LSOA Code E01023832

Environmental Conditions

Light Conditions Daylight
Weather Conditions Raining + high winds
Road Surface Conditions Wet or damp
Carriageway Hazards None

Enhanced Collision Data

Injury Based Classification Yes
Adjusted Serious Casualties 0
Adjusted Slight Casualties 1

Vehicles (2)

Vehicle 2

Vehicle Information

Type Car
Left Hand Drive Yes
Manoeuvre Changing lane to left

Driver Information

Sex Unknown
Journey Purpose Not known

Vehicle 1

Vehicle Information

Type Taxi/Private hire car
Left Hand Drive Yes
Manoeuvre Waiting to go - held up

Driver Information

Age 46
Sex Male
Journey Purpose Personal business or leisure
IMD Decile 6 (1=most deprived, 10=least deprived)

Casualties (1)

Casualty 1

Basic Information

Class Driver or rider
Severity Slight
Type Taxi/Private hire car occupant
Age 46
Sex Male
Associated Vehicle Vehicle 1

Additional Details

IMD Decile 6 (1=most deprived, 10=least deprived)

Data Source

This data is from the UK Department for Transport's STATS19 road safety dataset, available under the Open Government Licence v3.0.