140 likes | 404 Views
Road Traffic Accident Procedures (6). Service Delivery 2. RTA (6). Vehicle Construction Stabilisation Techniques. Vehicle construction. ‘B’ Post. ‘A’ Post. ‘C’ Post. Sill. Vehicle construction. Shut line. Stabilisation. Stability is of prime importance at any RTA
E N D
Road Traffic Accident Procedures (6) Service Delivery 2
RTA (6) Vehicle Construction Stabilisation Techniques.
Vehicle construction ‘B’ Post ‘A’ Post ‘C’ Post Sill.
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 A variety of equipment is utilised to achieve stability, for example; • Step chocks • Blocks and wedges • Pneumatic lifting units (air bags) • Hydraulic equipment • Mechanical winches.
Step chocks • Advantages; One piece design ensureseasy 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
Extrication routes are limited Do not block when placing packing.
Vehicles on their side Inverted step blocks GP line.