Click here to ask your driving related question.

Ask a driving related question on

CDL Double/Triple Trailers Practice Test

Question 1

Progress: Question 1 of 25
A typical tractor unit needs how many seconds to clear a single track of a railroad?
14 seconds.
8 seconds.
5 seconds.
20 seconds.
Provide feedback on this information
To protect your privacy, do not include contact information in your feedback.