| 摘要 |
PURPOSE: A replaceable expansion joint device for a bridge is provided to prevent the corrosion of reinforcing bars, to strongly support a slab, and to easily separate and replace a joint as a joint supporting protrusion unit is equipped in a fixing stand body unit. CONSTITUTION: A replaceable expansion joint device for a bridge comprises a fixing stand member(20) and a gutter member(30). The fixing stand member is fixed by being buried between slabs(100) facing in a joint portion of a top plate in a longitudinal direction. The gutter member is a joint member which is expandable between the fixing stand members and enables to drain water. The gutter member is attachable or detachable, and replaceable. A joint supporting protrusion unit is arranged on the top and the bottom surfaces of a body unit(20-2) of the fixing stand member.
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