| 摘要 |
PURPOSE: An installation structure of a beam for a bridge is provided to simplify the installation of the beam by making centers of the gravity of the beam and a bearing easily conformed. CONSTITUTION: In the beam(12) to be installed between bearings(10), each of which is installed on a pier(15) or abutment, the bearing is formed with a coupling protrusion(11) on the upper end, and the beam is formed with a coupling recess(13) on the side of the bottom surface and an elongate groove(14) at the opposite side of the bottom surface.
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