Sat, 18 Apr 2026 09:55:27 +0000

They Said They Were Unnecessary—But Rumble Strips Just Changed How We Drive Forever When infrastructure changes are quietly revolutionary, they often fly under the radar—except when they fundamentally reshape safety. For decades, drivers and policymakers dismissed rumble strips as minor roadway features. “Too noisy,” “unnecessary clutter,” they were labeled that—until one quiet innovation transformed road safety forever. What Are Rumble Strips—and Why Do They Matter? Rumble strips are grooved or ridged patterns embedded into road surfaces, typically along lane edges, medians, and curve transitions. Their purpose is simple: alert distracted or drowsy drivers through intense tactile and auditory feedback. The，不利467频 audible thump and vibrating chassis sends a sharp, involuntary warning when a vehicle drifts, significantly reducing run-off-road crashes.