Highway sign types — Delaware Permit Test

Regulatory signs tell you the laws for traffic direction, lane use, turning, speed, parking and other special situations.

A driver who reads a regulatory sign as advice gets a ticket, or worse, for ignoring a law.

Regulatory signs tell you of laws and regulations for traffic direction, lane use, turning, speed, parking and other special situations.

The stop sign is the only 8-sided sign you will see on a highway.

A stop sign seen from behind, or covered in snow, is still known by its shape alone.

The stop sign is the only 8-sided sign you will see on the highway.

Warning signs are usually yellow with black letters or symbols, and most are diamond shaped.

A driver who cannot tell a warning sign at a glance finds the sharp curve before slowing for it.

These signs are usually yellow with black lettering or symbols and most are diamond shaped.

Most guide signs are rectangular, with white letters on a green background.

A driver hunting for an exit who does not know the guide-sign color misses the sign that names it.

Most guide signs are rectangular (four-sided) in shape with white letters on a green background.

In Delaware, state routes are marked with black letters on a white circular background.

A driver told to follow a state route who looks for a shield follows the wrong road.

State routes are marked with a sign having black letters on a white circular background.

Interstate route markers are shields: the top quarter is red with the word interstate in white, and the rest is blue with the route number in white.

A driver who mixes up the interstate shield with a U.S. route shield takes the wrong road out of town.

The interstate system has route markers in the shape of a shield. The top quarter carries the legend interstate in white letters on a red background while the bottom three-quarters is blue with the route number in large white letters.

Motorist service signs, for gas, food or lodging, usually have white letters on a rectangular blue background.

A driver low on gas who watches only the green signs drives past the exit that had a station.

Motorist service signs usually have white letters on a rectangular blue background.

Recreation signs, such as one for a state park, usually have white letters on a brown background.

A family looking for a park who watches only the blue signs misses the turn.

Recreation signs usually have white letters on a brown background.

What do regulatory signs tell you?

Laws for turns, lanes, speed, parking. A driver who reads a regulatory sign as advice gets a ticket, or worse, for ignoring a law. Delaware Driver Manual, p.74: “Regulatory signs tell you of laws and regulations for traffic direction, lane use, turning, speed, parking and other special situations.”