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CrashStats

Serious A4147 crash in Dacorum on 3 July 2017 at 20:15 involving a Citroen C3

A Citroen C3 and a bicycle were involved in a crash on the A4147 in Dacorum at 20:15 on Monday 3 July 2017. The 42-year-old male cyclist was seriously injured.

It happened in daylight on a dry roundabout with a 50 mph limit.

Severity
Serious
Date
3 Jul 2017
Monday, 20:15
Vehicles
2
Citroen C3 and bicycle
Casualties
1
1 seriously injured

Location of the crash

Police recorded the crash at latitude 51.76915, longitude -0.45667, in the HP2 postcode district and within the built-up area of Hemel Hempstead. It is one of the crashes that make up the Highfield, Dacorum, HP2 5UD area accident hotspot.

Map of where the crash happened in Dacorum

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  • 1 crash
  • Serious

Collision details

Basic information

Reference
2017410204362
Council area
Dacorum
Police force
Hertfordshire
Police attended the scene
Yes
Highway authority
Hertfordshire

Road and location details

First road class
A
First road number
4147
Road type
Roundabout
Speed limit
50 mph
Urban or rural
Urban
Trunk road
Non-trunk road

Junction information

Junction type
Not at junction or within 20 metres
Junction control
Give way or uncontrolled
Second road class
Unclassified

Pedestrian crossing information

Crossing facilities
Footbridge or subway

Environmental conditions

Light conditions
Daylight
Weather
Other
Road surface
Dry

Enhanced collision data

Serious injury band
Moderately serious
How severity was recorded
From injuries recorded by police (CRASH system)
Estimated chance it was serious
100%
Estimated chance it was slight
0%

The 6 nearest recorded crashes

The nearest, 3 metres away, was a slight injury crash on 15 November 2023.

Vehicles involved (2)

  • Vehicle 1: Citroen C3

    Car

    Manoeuvre
    Moving off
    Travelling from
    East
    Travelling to
    West
    Position at junction
    Entering roundabout
    First point of impact
    Front
    Left-hand drive
    No
    Journey purpose
    Commuting to or from work
    Driver sex
    Male
    Driver age
    29 years
    Engine capacity
    1,587 cc
    Fuel or propulsion
    Petrol
    Vehicle age
    14 years

  • Vehicle 2: Bicycle

    Pedal cycle

    Manoeuvre
    Going ahead
    Travelling from
    North
    Travelling to
    South
    Position at junction
    Mid-junction, on roundabout or on main road
    First point of impact
    Nearside
    Left-hand drive
    No
    Driver sex
    Male
    Driver age
    42 years

Casualties (1)

  • Casualty 1: Cyclist

    Serious

    Male, aged 42, on vehicle 2 (Bicycle)

    Serious injury band
    Moderately serious

Data source

This record comes from the Department for Transport’s road safety data (STATS19), in which police forces in Great Britain record every road crash reported to them where someone was injured. It is reference 2017410204362 in the data published on GOV.UK under the Open Government Licence v3.0, and one of the crashes counted in the Dacorum road accident statistics for 2017.