Practice question

When must the engine be switched off during loading or unloading?

  1. Never; ADR requires the engine to idle for pump pressure
  2. Always except when the engine is needed to drive pumps or other equipment used for those operations
  3. Only at night
  4. Only if the vehicle has no parking brake

Answer: B — Always except when the engine is needed to drive pumps or other equipment used for those operations

The correct answer is shown above. Try the full quiz for additional practice.

Practice more: Bulgaria ADR Driver Practice Questions - Bulgaria ADR Dangerous Goods Driver Certificate Exam (ИААА) Exam →