| 摘要 |
PURPOSE: A rubber bearing capable of pre-setting is provided to set an installation position by controlling a margin amount after calculating a pre-setting amount according to temperature change when installing the rubber bearing between a bridge pier and a bridge upper plate. CONSTITUTION: A rubber bearing capable of pre-setting comprises a rubber bearing unit, a fixing plate(200), and a position fixing unit(300). The rubber bearing unit is supplied between a bridge and a bridge pier and includes an elastic rubber pad between an upper plate(120) and a lower plate(140). The fixing unit is located on a lower surface of the bridge and is connected to the upper plate of the rubber bearing unit. The position fixing unit is installed at a connection part of the upper plate and the fixing plate and selectively controls sliding to an axis direction. |
