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Two-Way Left-Turn Lane: What It Means & What To Do

Two-Way Left-Turn Lane (PM-9) - solid and broken lines yellow pavement marking sign: A shared center lane, bordered by a solid and a broken yellow line, used by both directions for left turns only
MUTCD CodePM-9
CategoryPavement Markings
ShapeSolid and broken lines
ColorYellow

What Does the Two-Way Left-Turn Lane Mean?

A shared center lane, bordered by a solid and a broken yellow line, used by both directions for left turns only.

About This Sign

A center lane bordered on each side by a solid yellow line outside a broken yellow line is a two-way left-turn lane. Traffic from both directions uses it only to make or prepare for a left turn. Never use it as a through lane or to pass.

Where you will see it

You see a center lane bordered on each side by a solid yellow line outside a broken yellow line. Traffic from both directions shares it, only for left turns.

What to do

  • Use the lane only to make a left turn or to prepare for one.
  • Enter it only close to your turn, with time to slow down.
  • Never use it as a through lane or to pass.

A common mistake

Driving in the shared center lane for a long stretch or to get ahead of traffic. Cars from the other direction use the same lane, so a long run in it risks a head-on conflict.

What to remember for the test

Remember how to spot it: a solid yellow line outside a broken yellow line on each side. It is for left turns only, by both directions, never for passing or through travel.

Other Pavement Markings

Frequently Asked Questions

What does the Two-Way Left-Turn Lane mean?

A shared center lane, bordered by a solid and a broken yellow line, used by both directions for left turns only.

What shape and color is the Two-Way Left-Turn Lane?

The Two-Way Left-Turn Lane uses the Solid and broken lines shape and Yellow coloring.

Practice Road Sign Questions

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