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Manoeuvring

A variety of different crash types can occur when vehicles are manoeuvring. Manoeuvring includes vehicles and motorcycles entering or leaving the roadway, making turns other than at intersections (including ‘U’ turns) and parking.

Vehicles and motorcycles can enter or leave the roadway for a number of reasons. These include to gain access to a roadside property (housing or commercial) or other roadside activity. This becomes a greater problem when vehicles and motorcycles need to cross opposing streams of traffic. Roadside activity includes vehicles and motorcycles stopping at roadside markets or at informal pedestrian drop-off or pick-up points. This is especially a problem at urban fringe areas where there is often higher traffic speed, but also a large number of vulnerable road users present, including pedestrians.

Manoeuvring crashes can also occur when vehicles either enter or leave a parked position. This can result in collisions with other vehicles, or with vulnerable road users including pedestrians, cyclists and motorcyclists.

‘U’ turn crashes can occur when the U-turning vehicle is struck by a vehicle from the opposite direction or by a vehicle from the same direction.

Typical factors which may add to manoeuvring crash risk include:

Name Cost rating Effectiveness
Bicycle Facilities Low to Medium 25 – 40%
Central Turning Lane Full Length Low 10 – 25%
Delineation Low 10 – 25%
Intersection – Turn Lanes (Signalised) Low to Medium 10 – 25%
Intersection – Turn Lanes (Unsignalised) Low to Medium 10 – 25%
Median Crossing Upgrade Low to Medium 25 – 40%
One Way Network Medium 25 – 40%
Parking Improvements Low to Medium 10 – 25%
Regulate Roadside Commercial Activity Low to Medium 10 – 25%
Restrict/Combine Direct Access Points Medium to High 25 – 40%
Service Road High 25 – 40%
Speed Management Medium 25 – 40%
Traffic Calming Medium to High 25 – 40%

Related Images

  • A crash between two cars manoeuvring. Image credit: iStock
  • A crash between two cars manoeuvring. Image credit: iStock
  • Motorcyclist Star Ratings by road user type based on a 358,000km sample of roads across 54 countries. Image credit: iRAP
  • Vehicle occupant Star Ratings by road user type based on a 358,000km sample of roads across 54 countries. Image credit: iRAP
  • Leaving Parking Graphic
  • U-turn Graphic
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