Practice question

A solid white line between lanes of traffic means what?

  1. Change lanes freely
  2. Merge into adjacent lanes
  3. Stay in your lane
  4. Stop and proceed with caution

Answer: C — Stay in your lane

A solid white line between lanes of traffic in Washington State indicates that drivers should stay in their lane. This type of line is used to separate lanes of traffic that are moving in the same direction and serves as a visual barrier to prevent lane changes in areas where it may be unsafe to do so. It is important for drivers to adhere to this marking to maintain orderly and safe flow of traffic on the road.

Practice more: Washington Written Drivers Permit Practice Test →