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Michigan driving lesson · Signs, Signals, and Pavement Markings

Yellow lines and the center left-turn lane

A 2-minute lesson from the Michigan course. Read the rules and examples, follow the handbook page references, and check your understanding before you move on.

Read time
2 minutes
Course unit
Signs, Signals, and Pavement Markings
Checkpoint questions
6
Source pages
61, 62

Yellow lines mean traffic on the other side is coming toward you. Whether the line is broken or solid on your side tells you if you may pass.

Know the rule

Yellow lines separate lanes moving in opposite directions. They include solid, broken and center-lane lines.

Handbook p. 61 ↗

Know the rule

A single broken yellow line usually marks the center of a two-way road where you may pass if it's safe.

Handbook p. 61 ↗

Know the rule

If a solid yellow line is on your side of the center line, don't cross it to pass. On a four-lane divided road or a one-way road, a solid yellow line usually marks the left edge of the pavement.

Handbook p. 61 ↗
Three-lane two-way road markings (passing permitted vs prohibited)
Figure 5.6: Passing permitted or prohibited depends on which side the solid line is on

Know the rule

A double solid yellow line down the middle of a two-lane road means no passing in either direction. You may cross it to turn into a driveway, onto a crossroad or into a parking spot.

Handbook p. 61 ↗

Know the rule

A left-turn-only center lane has a solid yellow line on each outside edge and broken yellow lines on the inside edges.

Handbook p. 62 ↗

Know the rule

Left turns must be made from within the center lane and may be made from either direction. Using it to pass or as a merge lane is illegal and dangerous.

Handbook p. 62 ↗
Two-way left turn lane markings
Figure 5.7: Left-turn-only center lane

Put it into practice

You want to turn left into a store on a road with a two-way center turn lane. Move into the center lane, then turn from inside it. Never use that lane to get around slow traffic.

Check your understanding

Read the question, decide on an answer, then open it to check the explanation. These are Roadwise study questions based on the source handbook.

What do broken yellow lines in the center of a two-way road typically allow?
  1. Passing when safe
  2. No passing ever
  3. Passing only for trucks
  4. Passing only in daylight

Answer: Passing when safe

A single broken yellow line usually marks a center line where passing is allowed if it's safe.

Handbook p. 61 ↗
A solid yellow line is on your side of the center of the road. What must you do?
  1. Cross it to pass if the coast is clear
  2. Cross it only if signaling
  3. Cross it only during the day
  4. Not cross it to pass

Answer: Not cross it to pass

If a solid yellow line is on your side of the center, you may not cross it to pass.

Handbook p. 61 ↗
What does a double solid yellow line down the middle of a two-lane road generally mean?
  1. No passing in either direction
  2. It separates same-direction lanes
  3. Passing is allowed in one direction only
  4. It's a bike lane boundary

Answer: No passing in either direction

A double solid yellow line means passing is not allowed for vehicles traveling in either direction.

Handbook p. 61 ↗
When is it permitted to cross a double solid yellow line?
  1. Only if you signal for at least 100 feet first
  2. Never, under any circumstance
  3. To turn into a driveway, crossroad, or parking spot
  4. Only during construction

Answer: To turn into a driveway, crossroad, or parking spot

Crossing a double solid yellow line is permitted when turning into a driveway, crossroad, or accessing a parking spot.

Handbook p. 61 ↗
How are the two outer edges of a left-turn-only center lane marked?
  1. Broken yellow outside, solid yellow inside
  2. Solid yellow outside, broken yellow inside
  3. Double solid white lines on both edges
  4. Broken white lines on both edges

Answer: Solid yellow outside, broken yellow inside

Each outer edge of a left-turn-only center lane is solid yellow, with broken yellow lines on the inside edges.

Handbook p. 62 ↗
Is it legal to use a left-turn-only center lane to pass another vehicle?
  1. Yes, at low speeds
  2. Yes, only on rural roads
  3. No, it's illegal
  4. Yes, if traffic allows

Answer: No, it's illegal

Using a left-turn-only center lane to pass other vehicles or as a merge lane is illegal and dangerous.

Handbook p. 62 ↗
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