Question

Upon approaching a dark dwarf signal with a lay-up in a train yard, the best action for the train operator to take is to stop and then ________.

1) proceed with caution
2) reverse the train
3) ignore the signal and continue
4) wait for the signal to turn green

Answer 1

The train operator should stop at the dark dwarf signal and then proceed with caution, respecting safety protocols without ignoring the signal.

Step-by-step explanation:

Approaching a dark dwarf signal in a train yard indicates that the track ahead is not clear. The best action for the train operator upon encountering a dark dwarf signal is to stop and then proceed with caution after taking appropriate measures. A dark dwarf signal typically means that the track ahead is occupied or obstructed, requiring the train operator to halt to prevent any potential collision or unsafe situation. After coming to a stop, the train operator should cautiously assess the situation, communicate with the rail yard's control center or signal personnel, and await further instructions or clearance before proceeding. Ignoring the signal or attempting to continue without proper authorization poses significant safety risks. The operator should adhere to safety protocols, await a clear indication or instructions, and only continue once clearance is granted or the signal changes to a safe indication, ensuring the safety of the train and its surroundings.