When a road crew paints a double yellow line down the center of a major highway it's often protected by a vehicle with an apparatus called a "truck-mounted attenuator" that follows close behind, flashing a blinking arrow.
Scott Kraus, The Morning Call
Sun, 06/14/2015 - 8:03pm
When a road crew paints a double yellow line down the center of a major highway it's often protected by a vehicle with an apparatus called a "truck-mounted attenuator" that follows close behind, flashing a blinking arrow.