Practice question

What is the correct driving technique when descending a steep gradient with a heavily loaded tractor and trailer?

Select neutral and control the descent on the service brakes alone
Use the highest gear and hold the clutch partly depressed
Descend in the lowest gear with the differential lock engaged
Select a low gear before starting down (as a rule the gear you would need to climb it) and use engine braking, applying the service brakes only intermittently

Answer: D — Select a low gear before starting down (as a rule the gear you would need to climb it) and use engine braking, applying the service brakes only intermittently

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