Question

Block signals which are normally at danger and which enforce train operation at a predetermined reduced speed are classified as ______ signals.

1) Stop
2) Caution
3) Warning
4) Speed

Answer 1

Block signals which are normally at danger and enforce train operation at a predetermined reduced speed are classified as Caution signals.

Step-by-step explanation:

Block signals which are normally at danger and enforce train operation at a predetermined reduced speed are classified as Caution signals. These signals indicate that trains must approach the area with reduced speed and be prepared to stop if necessary. They provide a warning to the train operator to proceed with caution.