Driver preparing to couple a lorry to a turntable drawbar trailer in a depot yard

This safety-awareness course explains how to couple and uncouple a turntable drawbar trailer more safely by controlling the equipment, work area, vehicle movement, danger zones, alignment, mechanical connection and services.

What you will cover

  • Equipment scope, combination-specific procedures and competence.
  • Runaway, rollaway, crushing, trapping and stored-air hazards.
  • Work-area planning, compatibility and safety-critical inspections.
  • Staged approach, towing-eye height and lateral alignment.
  • Pin engagement and positive verification of locking devices.
  • Air and electrical connection order and departure checks.
  • Safe uncoupling, support, service stowage and parking.
  • Defect, emergency, supervision and employer-control arrangements.

Course structure

Complete eight lessons followed by a course-level 12-question final assessment. The pass mark is 80% (at least 10 correct), and retakes are permitted.

Scope boundary: this course covers turntable drawbar trailer coupling and uncoupling. It does not teach fifth-wheel semi-trailer or central-axle procedures, and completion does not itself prove practical competence or authorisation.

Course Content

1. Scope, Equipment and Competence
2. Runaways, Rollaways and Danger Zones
3. Plan the Task and Inspect the Combination
4. Approach, Height and Alignment
5. Engage and Verify the Mechanical Coupling
6. Connect Services and Complete Departure Checks
7. Uncouple and Leave the Trailer Safe
8. Defects, Emergencies and Employer Control
Final Quiz
Turntable Drawbar Trailers – Final Assessment