Verified Solution General Awareness & Teaching Aptitude Road Safety Awareness

What is the primary purpose of rumble strips installed on highway shoulders or before dangerous intersections?

4 views 1 helpful Updated Jul 19, 2026
Solution ✔ Verified
  • ATo provide a textured surface for improved tire grip in wet conditions.
  • BTo create noise and vibration to alert drowsy or inattentive drivers that they are drifting off the road or approaching a hazard.
  • CTo mark the boundaries of the road for autonomous vehicles.
  • DTo reduce the speed of vehicles by causing discomfort to occupants.
Explanation

The primary purpose of rumble strips is to create noise and vibration that alerts drowsy or inattentive drivers when they are drifting off the road or approaching a dangerous intersection, thus preventing accidents.

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