Warning Signs
Regulatory Signs
Guide Signs
Construction & Work Zone Signs
Sign Shapes & Colors
100

What color are most warning signs?

Yellow with black lettering.

100

This sign tells you not to enter a road.

Do Not Enter sign.

100

These green signs show what?

Directions or distances.

100

What color are most construction and maintenance signs?

Orange.

100

A red octagon means what?

Stop.

200

This sign warns drivers of a curve in the road.

Curve ahead sign.

200

This sign indicates that you must come to a full stop.

Stop sign.

200

This blue sign typically indicates what kind of location?

A service area like gas, food, or lodging.

200

This sign with a person holding a flag indicates what?

Flagger ahead.

200

A yellow or red triangle with the point down indicates what?

Yield.

300

This animal may appear on the road according to the sign.

A deer.

300

This sign prohibits turning in a specific direction.

No Left (or Right) Turn sign.

300

A brown guide sign usually marks what?

A recreational or historical site.

300

What should you do when you see a “Road Work Ahead” sign?

Slow down and be alert for workers or changes in traffic.

300

A round yellow sign with an “X” and two Rs indicates what?

Railroad crossing.

400

This sign warns about an upcoming intersection.

Crossroad sign.

400

This sign limits how fast you can go.

A speed limit sign.

400

This type of sign tells you the name of the highway or interstate.

A route marker.

400

What does a "Detour" sign mean?

Follow an alternate route around a closed area.

400

What shape is used for school zones and crossings?

Pentagon.

500

A "slippery when wet" sign usually includes what visual element?

A car with skid marks.

500

A red circle with a slash through it usually means what?

Something is prohibited.

500

What kind of sign would you find before an airport or rest area?

A guide sign.

500

What do black and orange striped barrels or barricades indicate?

To guide traffic through or around construction zones.

500

What two sign shapes are used only for railroad and stop signs?

A circle (railroad) and octagon (stop)?