| 摘要 |
A prefabricated hollow slab with a hollow divided vertically at the center and assembled is provided to be environment-friendly by excluding the necessity of placing concrete in a site, to restore a bridge quickly in an area in which an upper structure of a bridge is washed away by a natural disaster, and to shorten a period of construction. A prefabricated hollow slab with a hollow divided vertically at the center and assembled comprises a plurality of first sheath pipes(110) installed to a lower flange(30) in the vertical direction, a plurality of first tensions(111) inserted to the first sheath pipes and tensed, a plurality of second sheath pipes(120) installed in a partition(60) in the horizontal direction, a plurality of second tendons(121) inserted to the second sheath pipes and tensed, and a concave part(50) forming a hollow between hollow slab members by assembling the blocked members in a row. |
