Traffic Signs and Pavement Markings Flashcards

What does a yellow diamond-shaped sign with a truck symbol on a steep hill indicate?

Answer: Steep downgrade ahead, trucks should use lower gear

A yellow diamond sign with a truck on a hill warns of a steep downgrade where trucks should shift to lower gear to control speed.

A solid white line on the right edge of a roadway serves what purpose?

Answer: Defines the right boundary of the travel lane

A solid white edge line on the right side of the road marks the outer boundary of the travel lane, separating it from the shoulder.

What does a sign showing a horizontal arrow pointing both left and right mean?

Answer: You must turn left or right; no straight travel allowed

A sign with arrows pointing both left and right at an intersection means the road ahead ends and you must turn either left or right.

What color are pavement markings used to separate traffic flowing in the same direction?

Answer: White

White pavement markings separate lanes of traffic moving in the same direction.

A red circle with a line through it crossed over a U-turn symbol means:

Answer: No U-turn is allowed at this location

A red circle with a diagonal line through any symbol is a regulatory prohibition sign, so this means U-turns are not permitted.

What does a flashing yellow X above a highway lane indicate?

Answer: Lane is closed ahead; prepare to exit the lane

A flashing yellow X signals that a lane will close ahead and drivers should prepare to merge out of that lane.

What type of sign is typically octagonal in shape?

Answer: Stop sign

The stop sign is the only octagon-shaped traffic sign, making it instantly recognizable even when visibility is poor.