MOVABLE RUMBLE STRIP DEVICE

摘要

Disclosed is a movable rumble strip device comprising a plurality of main bodies aligned in the length direction; a plurality of joints which are respectively provided between each of the plurality of main bodies and are of shorter length than the main bodies; and coupling rods which extend in the width direction and couple the boundaries of the main bodies and joints in a rotatable fashion, wherein the main bodies and the joints are folded around central axes constituted by the coupling rods such that the joints are disposed alternately to each other and constitute an upper surface and a lower surface and the main bodies are disposed on the inside and constitute side surfaces.