What is the primary purpose of green rectangular signs on the road?
To provide directional guidance, destination information, and distance to upcoming locations. They are used for navigation.
What information is typically found on large, green overhead signs on a freeway?
They show upcoming exits, route numbers, street or city names, and arrows indicating which lane to use for a particular destination.
A green sign shows a city name followed by a number (e.g., "Boston 25"). What does the number represent?
The number represents the distance in miles to the center of that city or town.
On an interstate highway, what do the exit numbers often correspond to?
Exit numbers often correspond to the nearest mile marker. This system helps drivers calculate distances to their exit.
What does a straight, upward-pointing arrow on a green overhead guide sign mean?
It means you should continue straight ahead on your current route to reach the indicated destination.
What does a yellow panel with the words "EXIT ONLY" on a green overhead sign indicate?
It warns that the lane you are in will not continue through the interchange and will instead become part of the exit ramp. You must exit if you stay in this lane.
What is the purpose of a green sign showing a route number and a direction, like "I-95 NORTH"?
It identifies the highway you are on (Interstate 95) and the direction you are traveling (northbound).
What are the small, green rectangular signs with white numbers posted every mile on interstates called?
These are mile markers. They indicate the number of miles from where the interstate route began in that state and are used to help drivers and emergency services pinpoint locations.
What does a green sign with an airplane symbol indicate?
It provides directions to a nearby airport.
What type of sign indicates you are approaching an intersection with another numbered route?
A Junction (JCT) sign, which is often a small sign placed above or near a route marker, indicating an upcoming intersection with that route.
Street name signs are typically what color?
Street name signs are most often green with white lettering, but they can also be blue, white, or brown depending on local or county standards.
What does a diagrammatic sign showing a curving arrow for an exit indicate?
It illustrates the geometric layout of the exit ramp, for example, a sharp curve or a loop, to give drivers an advanced warning of the ramp's shape.
