Warning signs — Michigan Permit Test

This sign warns that the road turns or curves sharply to the left.

A sharp turn needs a much lower speed, and the sign gives you time to slow before it.

Road Turns Left. The road turns or curves sharply to the left.

This sign warns that bicyclists may be in the area; drive carefully.

Bicyclists are easy to miss and have no protection in a crash.

Watch for Bicyclists. Bicyclists may be in the area; drive carefully.

This sign warns that pedestrians may be in the area; drive carefully.

People on foot can step out anywhere, not just at corners.

Watch for Pedestrians. Pedestrians may be in the area, drive carefully.

This sign warns that a road intersects yours ahead; watch for cross traffic.

Cars may pull out from the crossing road, so be ready to slow or stop.

Intersection Ahead. A road intersects your road; watch for cross traffic.

This sign warns that a roundabout is ahead.

Roundabouts require you to slow down and yield to traffic already circling.

Roundabout Ahead. A roundabout is ahead.

This orange sign warns that construction or maintenance crews are working in the area; drive with care.

Workers are on foot near traffic, and lanes may shift without much notice.

Road Work Ahead. This orange sign indicates that construction or maintenance crews are working in the area; drive with care.

This sign warns that a stop sign is posted ahead.

It gives you time to slow down for a stop you might not see until late.

Stop Ahead. A stop sign is posted ahead.

This sign warns that traffic merges from the right.

Cars will be joining your road, so be ready to adjust your speed or position.

Merging Traffic. Traffic merges from the right.

This sign warns that the right lane is ending; merge left and yield to traffic in the left lane.

The lane you are in is about to disappear, and traffic beside you has the right of way.

Lane Ends Merge Left. The right lane is ending; merge left. Yield right of way to traffic in the left lane.

This sign warns that the divided highway is ending and will turn into two lanes of traffic.

Oncoming traffic will soon be right beside you with no median between.

Divided Highway Ends. The divided highway is ending and will turn into two lanes of traffic.

This sign means two-way traffic begins; keep to the right.

After a one-way stretch, oncoming cars will now share the road with you.

Two-Way Traffic. Two-way traffic begins; keep to the right.

This sign warns of a steep downslope ahead; all vehicles, especially large trucks, should check their brakes and gear down if necessary.

Long downhill grades overheat brakes, and a lower gear helps hold your speed.

Hill. A steep downslope is ahead.

This sign warns that the road becomes slippery in bad weather; drive carefully.

Wet pavement takes longer to stop on and can send a car sliding.

Slippery When Wet. Road conditions become slippery in bad weather; drive carefully.

This sign, on the left side of the road, cautions you to refrain from passing because conditions make passing hazardous.

It sits on the left where a driver about to pass will see it.

No Passing Zone. Located on the left side of the roadway, this yellow pennant cautions you to refrain from passing because conditions make passing hazardous.

What does this sign warn of?

A sharp turn to the left. A sharp turn needs a much lower speed, and the sign gives you time to slow before it. What Every Driver Must Know, p.45: “Road Turns Left. The road turns or curves sharply to the left.”