Warning sign meanings — Nebraska Permit Test

Warning sign meanings on the Nebraska permit test — 12 rules, each with the reason behind it and a question on it while it is fresh.

The rules

A Reduce Speed Ahead sign tells you a reduced speed zone is coming.

Drivers who miss the warning are still at highway speed when the lower limit begins in town.

Reduce Speed Ahead – Informs motorists of a reduced speed zone.

Nebraska Driver’s Manual, p.38

A Yield Ahead sign means you are approaching a yield sign.

A yield sign hidden past a bend gives you little time to slow for cars that have the right of way.

Yield Ahead – Approaching a yield sign.

Nebraska Driver’s Manual, p.38

An Added Lane sign means traffic from another road will enter, and no merge is needed because a lane has been added.

A driver who thinks he must merge may stop or swerve when the new lane gives room for everyone.

Added Lane – Traffic from another road will be entering the road.

Nebraska Driver’s Manual, p.39

An Advisory Exit Speed sign shows the advised safe speed for an exit from a freeway or expressway.

Exit ramps often curve tightly, and a car taking one at freeway speed can roll or leave the ramp.

Advisory Exit Speed Sign – The advisory safe speed for an exit from a freeway or expressway.

Nebraska Driver’s Manual, p.39

A Low Clearance sign warns of an overpass with low clearance; do not go on if your vehicle is taller than shown.

A tall truck or a car with a roof load that does not fit gets its top torn off by the bridge.

Low Clearance – The overpass has a low clearance.

Nebraska Driver’s Manual, p.39

Deer may be on any road in Nebraska, and they can cross anywhere, not just where a deer crossing sign is posted.

Drivers who relax once past the signs hit deer on stretches with no warning at all.

Deer may be present along any roadway throughout Nebraska, always be cautious.

Nebraska Driver’s Manual, p.39

A Horse-Drawn Vehicle sign is posted where slow horse-drawn vehicles often cross or share the road.

A buggy moves at walking speed, and a fast car coming over a hill can be on it in seconds.

Horse-Drawn Vehicle – this sign is posted in areas where slow moving, horse-drawn vehicles often cross or share the roadway with motorized vehicles.

Nebraska Driver’s Manual, p.39

A Reverse Turn sign means the road just ahead turns sharply one way, then the other.

Drivers set for one bend are thrown wide by the second, sharp one right after it.

Reverse Turn – Just ahead, the road turns sharply right, then left.

Nebraska Driver’s Manual, p.40

A Reverse Curve sign means the road just ahead curves one way, then the other.

A car still leaning from the first curve can drift over the center line on the second.

Reverse Curve – Just ahead, the road curves right, then left.

Nebraska Driver’s Manual, p.40

A Winding Road sign means the road ahead winds through a series of turns or curves.

One curve after another gives a fast driver no straight stretch to recover from a slide.

Winding Road – The road ahead is winding with a series of turns or curves.

Nebraska Driver’s Manual, p.41

A T Intersection sign means the road ends ahead, and you must signal before turning right or left.

A driver who does not expect the road to end can run straight off it at the top of the T.

The roadway ends ahead. You must signal before turning right or left.

Nebraska Driver’s Manual, p.41

A Sideroad sign means a road joins from the side; be alert for vehicles entering.

A car pulling out of a side road may not see you coming and pull right into your lane.

Sideroad – A roadway joins from the right.

Nebraska Driver’s Manual, p.41

On the test

What does an Added Lane warning sign tell you?

A lane is added, so no merge is needed. A driver who thinks he must merge may stop or swerve when the new lane gives room for everyone. Nebraska Driver’s Manual, p.39: “Added Lane – Traffic from another road will be entering the road.”

How this works

Most practice tests hand you a bank of questions and leave the manual somewhere else. This one puts them together.

You read one law and the reason behind it, then answer a question on that law while it is still fresh. Get it right and you move on; get it wrong and you have found the gap while it is cheap to fix, not on the morning of the exam.

Learning one rule at a time, and proving it immediately, is what turns a manual you skimmed into something you actually know — and it makes studying feel like getting somewhere rather than like waiting to find out.

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Where these come from

Every rule here is checked against Nebraska Driver’s Manual, published by the Nebraska Department of Motor Vehicles, and against the state code itself. Last checked 2026-10-04.