Train Driver Train Operations and Controls 2

Question 1

What is the purpose of a 'set-and-release' brake test before departure?

Accepted Answer

To verify brakes apply and release properly throughout the train

Answer

A set-and-release test confirms that brakes apply uniformly and release fully on all cars before the train departs.

Question 2

What does a 'stretched' train position refer to?

Accepted Answer

Couplers are in tension with the locomotive pulling the cars

Answer

A stretched train has all couplers under tension because the locomotive is pulling the train forward.

Question 3

What is 'bunched' train handling?

Accepted Answer

Couplers are in compression with cars pushing against each other

Answer

A bunched train has couplers in compression, which can occur when braking aggressively or on downgrades.

Question 4

What is the purpose of the alerter (vigilance device) on a locomotive?

Accepted Answer

To detect an incapacitated or inattentive driver and apply emergency brakes

Answer

The alerter monitors driver activity and initiates a penalty brake application if no action is taken within a set time interval.

Question 5

When should a train driver use sand on the rails?

Accepted Answer

To improve adhesion during slippery conditions or wheel slip

Answer

Sand is applied to the rail ahead of the driving wheels to increase traction during wet, icy, or leaf-contaminated conditions.

Train Driver Practice Test