Question

As a forewarned intervention, a traffic rotary is more safe than a signalized intersection, when the proportion of right-turning traffic exceeds ____ .

• A. 40 percent
• B. 30 percent
• C. 50 percent
• D. 20 percent

Hint:

When traffic flow is high and right-turning vehicles make up a significant proportion, consider using a rotary to improve safety and efficiency.

Answer 1

The Correct Option is C

A traffic rotary is more effective and safer than a signalized intersection when the proportion of right-turning traffic exceeds **50 percent**. In such cases, a rotary helps improve traffic flow and reduces the risk of accidents by minimizing the need for stopping.