What is a rectangular rapid flashing beacon (RRFB)?
Quick Answer
A rectangular rapid flashing beacon is a high-intensity LED light system used at crosswalks to alert drivers that a pedestrian is crossing. When the lights flash in a rapid alternating pattern, drivers must yield to the pedestrian in the crosswalk. These are commonly installed at uncontrolled crosswalks.
Explanation
A rectangular rapid flashing beacon is a high-intensity LED light system used at crosswalks to alert drivers that a pedestrian is crossing. When the lights flash in a rapid alternating pattern, drivers must yield to the pedestrian in the crosswalk. These are commonly installed at uncontrolled crosswalks. Understanding this concept is essential for safe driving and will help you answer similar questions on the DMV written test.
Why This Matters on the DMV Test
Questions about Traffic Signs are among the most common on the permit test. Knowing the correct answer helps you pass your exam and stay safe on the road. Most states require a score of 70–83% to pass.
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