Signs, Signals, and Markings Flashcards

What does a double solid yellow centerline mean on a two-lane road?

Answer: Passing is prohibited from both directions

Double solid yellow lines mean no passing is allowed from either direction of travel.

A sign showing an 'X' with the letters 'RR' means:

Answer: Railroad crossing ahead

An 'RR' crossbuck or X sign marks a railroad crossing, warning drivers to watch for trains.

What shape and color is a school zone warning sign in Pennsylvania?

Answer: Yellow pentagon (five-sided)

School zone warning signs are yellow pentagons (five-sided) indicating a school is nearby and children may be present.

A solid white line along the right edge of the roadway is called the:

Answer: Edge line (fog line)

The solid white line at the right edge of the roadway is the edge line, also called a fog line, marking the boundary of the travel lane.

What does a flashing red traffic light require drivers to do?

Answer: Stop completely, then proceed when safe

A flashing red light must be treated like a stop sign — come to a complete stop, then proceed when it is safe.

What does an orange sign in a construction zone indicate?

Answer: Temporary traffic control for work zones

Orange signs are used exclusively for temporary traffic controls in construction and work zones.

A 'WRONG WAY' sign is typically what color and shape?

Answer: Red rectangle with white letters

Wrong Way signs are red rectangles with white letters, used to warn drivers who have entered a one-way road going against traffic.