Road Traffic Accident Procedures (6)

Service Delivery 2

RTA (6)

Vehicle Construction

Stabilisation Techniques.

Vehicle construction

‘A’ Post

‘B’ Post

‘C’ PostSill.

Vehicle construction

Shut line.

Stabilisation

• Stability is of prime importance at any RTA

• Should take very little time to establish and be re-assessed periodically during the duration of the extrication

• The position of the vehicle should not prevent adequate stabilisation taking place.

Stabilisation

• Step chocks

• Blocks and wedges

• Pneumatic lifting units (air bags)

• Hydraulic equipment

• Mechanical winches.

A variety of equipment is utilised to achieve stability, for example;

Step chocks

Advantages; One piece design ensures easy handling

Disadvantages; Can cause obstruction to opening doors if not placed correctly.

Four methods

• Step chocks and wedge

• Blocks and wedges

• Flat tyre method

• Lifting method.

Step chocking .

Block and wedge .

Flat tyre chocking .

Do not block when placing packing.

Extrication routes are limited

Vehicles on their side

Inverted step blocksGP line.

THE END