| 摘要 |
PURPOSE: An expansion joint device of a bridge, a reinforcement device for an expansion joint of a bridge, and an expansion joint of a bridge therewith are provided to prevent damage to concrete placed on the expansion joint of a bridge. CONSTITUTION: A reinforcement device for an expansion joint of a bridge is installed on the top corner of a concrete portion(C) of an expansion joint(1) of a bridge touching an asphalt concrete layer(A), and the cross section thereof is formed in an L-shape. A pair of the outer surfaces(8) of the device meet at right angles to each other, and a pair of the inner surfaces(9) of the device are inclined and have saw-toothed portions(10). L-shaped through holes(11) are formed inside the device. |
