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New Jersey driving lesson · Signs, Signals, and Road Markings

Warning and guide signs to recognize

A 2-minute lesson from the New Jersey 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
Signs, Signals, and Road Markings
Checkpoint questions
5
Source pages
222, 223, 224

These are the warning and guide signs pictured in the New Jersey manual. Warning signs are yellow diamonds (orange in work zones); guide and service signs are blue, green or route shields. Learn to name each one at a glance.

Yellow warning signs pictured

  • Sharp Turn, Winding Road, Hill
  • Road Narrows, Lane Reduction Ahead, Merge
  • Divided Highway, Two-Lane Traffic
  • Cross Road, Side Road
  • Signal Ahead, Stop Sign Ahead, Yield Ahead
  • Slippery When Wet, Cattle Crossing, School
  • Bicycles Present, Advisory Ramp Speed, No Passing Zone
Handbook p. 222 ↗
Curve left
Sharp Turn Ahead
Winding road
Winding Road
Left lane ends
Lane Reduction Ahead
Merge
Merge
Divided highway begins
Divided Highway
Two-way traffic
Two-Lane (two-way) Traffic
Slippery when wet
Slippery When Wet
Signal ahead
Signal Ahead
Stop ahead
Stop Sign Ahead
Cattle crossing
Cattle Crossing
Advisory speed
Advisory Ramp Speed

Orange work zone and blue/green guide signs pictured

  • Workers, Flagman Ahead, Detour, Road Closed Ahead (orange)
  • Hospital, Person with a Disability (blue service signs)
  • Exit Marker (green), Rest Area (blue)
  • Interstate, U.S. Route, State Route and County Route markers
Handbook p. 222 ↗
Hospital
Hospital (blue service sign)
Interstate route marker
Interstate route marker
Exit sign
Exit marker

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.

Which sign shape is generally reserved for warning signs about hazards like curves or deer crossings?
  1. A red octagon
  2. A yellow diamond
  3. A white rectangle
  4. A blue square

Answer: A yellow diamond

Warning signs, including hazards like curves and deer crossings, are yellow diamond-shaped signs with a black symbol.

Handbook p. 216 ↗
What does a yellow diamond-shaped sign combined with a black symbol most likely indicate?
  1. A regulatory speed limit
  2. Direction guidance to a destination
  3. A roadway hazard or warning condition
  4. A motorist service location

Answer: A roadway hazard or warning condition

Yellow diamond signs with black symbols indicate roadway hazards and warning conditions, including railroad crossing warnings.

Handbook p. 216 ↗
Warning signs are generally yellow, diamond-shaped signs with a black symbol or word message.
  1. True
  2. False

Answer: True

Warning signs are yellow and diamond-shaped with a black symbol or message alerting motorists to hazards.

Handbook p. 216 ↗
A yellow diamond sign shows a black silhouette of a cow. What does it warn of?
  1. Deer crossing
  2. Slow-moving vehicles
  3. Cattle crossing
  4. Farm equipment ahead

Answer: Cattle crossing

The manual's sign chart labels the yellow diamond with a cow as Cattle Crossing.

Handbook p. 222 ↗
A yellow diamond sign shows a red octagon with a black arrow above it. What does it mean?
  1. Stop here on red
  2. All-way stop
  3. Road closed ahead
  4. Stop sign ahead

Answer: Stop sign ahead

The manual's chart labels this warning sign Stop Sign Ahead: a stop sign is coming up.

Handbook p. 223 ↗
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