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Portable rumble strips, also called Andreas strips, can be used to alert traffic to upcoming lane closures or road works to prevent collision with signage and barriers. Shoulder and centerline rumble strips are used to reduce lane departure crashes.How are rumble strips made?
Milled rumble strips are made by a machine with a rotary cutting head, which creates a smooth, uniform, and consistent groove into the pavement. Autos and trucks make very different sounds on milled rumble strips. You can download and compare the sights and sounds in a video demonstration.How do rumble strips help?
Rumble strips, also known as Audio Tactile Line Marking (ATLM), are small raised bumps generally placed on the edge lines and centrelines of roads. Rumble strips help prevent crashes associated with driving tired and distraction. They alert drivers or riders when they are drifting out of their lane by generating a distinct sound and vibration.What are raised rumble strips?
Rumble strips are series of indented or raised elements on the shoulder or centerline of roads & highways. They're designed to alert inattentive drivers by vibrating the vehicle and making a distinctive "rumbling" noise.