Yellow lane markings — Delaware Permit Test

Yellow lane markings on the Delaware permit test — 5 rules, each with the reason behind it and a question on it while it is fresh.

The rules

Yellow lines separate traffic moving in opposite directions.

A driver who mistakes a yellow line for a lane divider can drift into oncoming cars.

Lines separating traffic moving in opposite directions are yellow.

Delaware Driver Manual, p.85

A broken yellow line between opposing lanes means you may cross it to pass if it is safe to do so.

Broken yellow marks the stretches with enough view ahead to pass at all.

A broken yellow line between opposing lanes of traffic means that you may cross it to pass if it is safe to do so.

Delaware Driver Manual, p.85

Where a solid and a broken yellow line separate opposing lanes, you may not pass if the solid line is on your side.

The solid line is painted on the side that has a hill or curve hiding oncoming cars.

Where there is both a solid and a broken yellow line between opposing lanes of traffic, you may not pass if the solid yellow line is on your side.

Delaware Driver Manual, p.85

Two solid yellow lines between lanes mean neither side can pass.

Double yellow is painted where neither driver can see far enough ahead to pass safely.

Two solid yellow lines between lanes of traffic means neither side can pass.

Delaware Driver Manual, p.85

You may cross a solid yellow line to turn into a driveway if it is safe to do so.

Without this, a driver could never turn left into a home on a road with a solid center line.

You may cross a solid yellow line to turn into a driveway, if it is safe to do so.

Delaware Driver Manual, p.85

On the test

What do yellow lines on the road separate?

Traffic going opposite directions. A driver who mistakes a yellow line for a lane divider can drift into oncoming cars. Delaware Driver Manual, p.85: “Lines separating traffic moving in opposite directions are yellow.”

How this works

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Where these come from

Every rule here is checked against Delaware Driver Manual, published by the Delaware Division of Motor Vehicles, and against the state code itself. Last checked 2026-10-05.