Work zones — South Dakota Permit Test

Work zone signs are generally diamond or rectangular, orange with black letters or symbols, and warn that people are working on or near the roadway.

Missing a work zone sign means meeting a worker or a lane closure at full highway speed.

These are generally diamond or rectangular shaped and orange with black letters or symbols.

In work zones, a person with a sign or flag may tell you which direction to travel, to slow down, or to stop, and you must follow their instructions.

A driver who ignores a flagger can drive straight into a lane where machines and workers are moving.

In work zones, traffic may be controlled by a person with a sign or flag to tell you which direction to travel, to slow down, or to stop.

Barriers such as drums, cones, tubes, and barricades keep traffic out of hazardous work zones and closed roads, and with signs and markings guide you through the work zone.

Driving past a barrier into a closed area can drop you into a trench or onto torn-up road.

Barriers, such as drums, cones, tubes (panels), and barricades are used to keep traffic out of hazardous work zones.

Temporary traffic signals may be used in work zones; stop at the white line, if present.

In a one-lane work zone, stopping past the line can block the lane that oncoming cars are using.

Temporary traffic signals may be used in work zones.

Reduce your speed in work zones, be prepared to stop suddenly, and do not tailgate; fines for speeding in a work zone may be doubled.

A worker a few feet from your lane has no time to jump clear of a car going too fast.

Fines for speeding in a work zone may be doubled.

What do work zone signs usually look like?

Orange with black letters or symbols. Missing a work zone sign means meeting a worker or a lane closure at full highway speed. South Dakota Driver License Manual, p.34: “These are generally diamond or rectangular shaped and orange with black letters or symbols.”