What is the purpose of a roundabout in highway design?

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Question: What is the purpose of a roundabout in highway design?

Options:

Correct Answer: To improve traffic flow and safety

Solution:

Roundabouts are designed to improve traffic flow and safety by reducing the number of conflict points and allowing continuous movement.

What is the purpose of a roundabout in highway design?

What is the purpose of a roundabout in highway design?

Step 1: Understand that a roundabout is a circular intersection where traffic flows in one direction around a central island.
Step 2: Know that roundabouts help to keep traffic moving smoothly without stopping, unlike traditional stop signs or traffic lights.
Step 3: Learn that roundabouts reduce the number of places where cars can collide, which makes driving safer.
Step 4: Realize that by allowing cars to merge and exit without stopping, roundabouts can decrease traffic congestion.

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