The present invention relates to a road pyojibyeong, mono- reverberations of pyojibyeong are set to the side of main body and body pyojibyeong is coupled to the anchor worn and beaten, tie bolt is located at bolt and receives recess portion, it is bigger anchor that it, which has the width of smaller diameter than the diameter of tie bolt, one dogbolt is used to prevent the rotation of tie bolt from configuring wherein by one, it can be rigidly mounted on the ground by interference engagement, rotary body is blocked, the impurity of reverberation can be readily removable by rainwater, even if following situations is possible to be simply corrected when depression.
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