A single broken white line down the center of a two-lane road indicates:

White lines are used to separate traffic moving in the same direction. Dashed lines indicate that drivers directly next to the line are permitted to pass when it is safe to do so.

• Lanes are moving in opposite directions and drivers are not permitted to pass.
• Lanes are moving in opposite directions and drivers are permitted to pass when it is safe to do so.
• Lanes are moving in the same direction and drivers are not permitted to pass.
• Lanes are moving in the same direction and drivers are permitted to pass when it is safe to do so.