| 摘要 |
PURPOSE: A covering device for a covered road is provided to prevent traffic accidents by forming a non-slip member on the top of a lining board in order to prevent the top of the lining board from being frozen. CONSTITUTION: A covering device(10) for a covered road comprises a supporting part(12), a lining board(30), and an impact prevention member(40). The supporting part is mounted on a steel beam(2) installed at underground work field. The lining board is installed on the top of the supporting part. The lining board prevents sliding in the pass of the vehicle. The impact prevention member is equipped between the supporting part and the lining board. In the supporting part, a supporting frame(14) is equipped. A plurality of supporting frames is installed at constant intervals. A link frame is formed between both ends in the longitudinal direction of the supporting frame. A link frame(16) welded in the supporting frame which is adjacent to the supporting frame is formed. |
