Roadwise States South Dakota Driving lessons Work zone signs and devices South Dakota driving lesson · Rules of the Road
Work zone signs and devices A 2-minute lesson from the South Dakota course. Read the rules and examples, follow the handbook page references, and check your understanding before you move on.
Read time 2 minutes
Course unit Rules of the Road
Checkpoint questions 4
Source pages 31 Orange means a work zone. These signs warn that people are working on or near the road, and that lanes, speeds and surfaces may change suddenly.
Know the rule
Work zone signs are generally diamond or rectangular, orange with black letters or symbols.
Handbook p. 31 ↗ Work zone signs warn of: Workers ahead Reduced speed Detours Slow-moving construction equipment Poor or suddenly changing road surfaces Handbook p. 31 ↗ Flagger ahead, workers ahead and road construction signs Detour sign Know the rule
A flagger with a sign or flag may tell you which direction to travel, to slow down, or to stop. You must follow their instructions.
Handbook p. 31 ↗ Flaggers with SLOW and STOP paddles Know the rule
Drums, cones, tubes (panels) and barricades keep traffic out of hazardous work areas and closed roads, and guide you safely through the zone.
Handbook p. 31 ↗ Drum Know the rule
Temporary traffic signals may be used in work zones, and a warning sign may show a traffic-signal symbol. Stop at the white line, if present.
Handbook p. 31 ↗ Know the rule
Reduce speed, be prepared to stop suddenly, and don't tailgate. Fines for speeding in a work zone may be doubled.
Handbook p. 31 ↗ Put it into practice
A flagger holds up a STOP paddle even though your lane looks clear. Stop and wait for the flagger's signal; flagger directions must be followed.
A useful reminder Give workers a "brake": slow down, because speeding fines may double.
Check your understanding Read the question, decide on an answer, then open it to check the explanation. These are Roadwise study questions based on the source handbook.
What color are most work zone signs? Orange with black letters or symbols Green with white letters Blue with white letters Red with white letters Answer: Orange with black letters or symbols
Work zone signs are generally diamond or rectangular shaped and orange with black letters or symbols.
Handbook p. 31 ↗ In a work zone, what should you do if a flagger is directing traffic? Follow the posted signs instead Follow their instructions Proceed if the lane looks clear Follow the vehicle ahead of you Answer: Follow their instructions
In work zones, a flagger may direct traffic and you must follow their instructions.
Handbook p. 31 ↗ What can happen to fines for speeding violations committed in a work zone? They are reduced by half They are the same as on any road They may be tripled They may be doubled Answer: They may be doubled
Fines for speeding in a work zone may be doubled.
Handbook p. 31 ↗ When approaching a work zone with a temporary traffic signal, what should you look for? A white stop line, if present A cross-buck sign A flagger to wave you through A yellow yield line Answer: A white stop line, if present
In work zones with temporary traffic signals, stop at the white line if one is present.
Handbook p. 31 ↗ Previous lesson Warning signs and railroad crossings Next lesson Regulatory signs: stop, yield, speed and passing More in Rules of the Road About the source Roadwise’s South Dakota course uses the driver handbook edition supplied with this study pack. This lesson cites source pages 31. The linked PDF is a third-party mirror of the handbook, rather than a government-hosted page.
Open the handbook source PDF · View the source edition
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