What should you expect after this orange warning?
Correct answer: A flagger controlling traffic ahead.
The symbol gives advance warning of a flagger. Watch for the actual directions given at the work area; the warning itself is not a STOP paddle.
Source: South Dakota Driver License Manual, current catalog edition Revised 11/2024, printed/physical page 34: Work Area Signs — flagger. Exact current manual text read September 29, 2026. Illustration independently sourced from FHWA or our own schematic; no handbook-image inspection or copying claimed. ↗
What type of area does this orange warning identify?
Correct answer: A construction or maintenance work area ahead.
Orange identifies construction or maintenance traffic controls. Prepare for workers, changed road conditions and directions within the work area; the illustrated distance is only a standard example.
Source: South Dakota Driver License Manual, current catalog edition Revised 11/2024, printed/physical page 34: Work Area Signs — orange. Exact current manual text read September 29, 2026. Illustration independently sourced from FHWA or our own schematic; no handbook-image inspection or copying claimed. ↗
What location is identified by this crossbuck?
Correct answer: A railroad crossing.
The crossbuck is at the railroad crossing. Its presence does not show whether a train is approaching; observe all crossing controls and rail traffic.
Source: South Dakota Driver License Manual, current catalog edition Revised 11/2024, printed/physical page 33: Railroad Crossing Signs — crossbuck. Exact current manual text read September 29, 2026. Illustration independently sourced from FHWA or our own schematic; no handbook-image inspection or copying claimed. ↗
Why are drums, cones, vertical panels and barricades arranged along a work-zone route?
Correct answer: To guide vehicles through the intended safe traffic path.
Follow the channelized route and accompanying controls. Open space between devices is not an invitation to enter a closed area.
Source: South Dakota Driver License Manual, current catalog edition Revised 11/2024, printed/physical page 34: Work Area Signs — channelizing devices. Exact current manual text read September 29, 2026. Illustration independently sourced from FHWA or our own schematic; no handbook-image inspection or copying claimed. ↗
What kind of vehicle is identified by this orange triangular rear emblem with a red border?
Correct answer: A slow-moving vehicle traveling less than 25 mph.
The emblem warns approaching drivers of a large speed difference. It does not grant the slow vehicle unconditional right-of-way.
Source: South Dakota Driver License Manual, current catalog edition Revised 11/2024, printed/physical page 36: Slow Moving Vehicle Sign. Exact current manual text read September 29, 2026. Illustration independently sourced from FHWA or our own schematic; no handbook-image inspection or copying claimed. ↗
A yellow warning sign displays a bicycle symbol. What condition should you watch for?
Correct answer: Bicyclists entering or crossing the road.
The sign warns of possible bicycle conflicts. Watch for riders rather than assuming a motor-vehicle-only route.
Source: South Dakota Driver License Manual, current catalog edition Revised 11/2024, printed/physical page 33: Warning Signs — bicycle. Exact current manual text read September 29, 2026. Illustration independently sourced from FHWA or our own schematic; no handbook-image inspection or copying claimed. ↗
Which road layout does the fork-shaped symbol warn about?
Correct answer: A Y-shaped intersection ahead.
The branching symbol warns of a Y-shaped intersection. Watch for vehicles entering or crossing and obey the controls at the junction.
Source: South Dakota Driver License Manual, current catalog edition Revised 11/2024, printed/physical page 33: Warning Signs — Y intersection. Exact current manual text read September 29, 2026. Illustration independently sourced from FHWA or our own schematic; no handbook-image inspection or copying claimed. ↗
A blue Emergency Notification System sign is attached at a railroad crossing. Which information is it intended to provide?
Correct answer: A railroad emergency phone number and crossing location/identification.
The blue ENS sign identifies the crossing and gives a railroad contact for a crossing emergency. It is not an indication that the tracks are clear.
Source: South Dakota Driver License Manual, current catalog edition Revised 11/2024, printed/physical page 34: Railroad Crossing Signs — Emergency Notification System. Exact current manual text read September 29, 2026. Illustration independently sourced from FHWA or our own schematic; no handbook-image inspection or copying claimed. ↗
A plaque below a railroad crossbuck identifies more than one track. What should that add to your crossing assessment?
Correct answer: Watch for another train on a different track before crossing.
A multiple-track plaque alerts you to additional tracks. Do not assume every track is clear because a train has passed on one of them.
Source: South Dakota Driver License Manual, current catalog edition Revised 11/2024, printed/physical page 34: Railroad Crossing Signs — multiple tracks. Exact current manual text read September 29, 2026. Illustration independently sourced from FHWA or our own schematic; no handbook-image inspection or copying claimed. ↗
