The main girder , the junction structure of the main girder and concrete floor slab of the girder bridge of girder bridge , concrete slab , girder bridges and bridges .

摘要

PROBLEM TO BE SOLVED: To provide a girder structure, a junction structure of the girder structure and a concrete slab, a concrete slab, a girder bridge and a bridge which have: displacement prevention performance between a flange plate and the concrete slab; and excellent workability.;SOLUTION: A girder structure 10 comprises: a flange plate 12; and a corrugated steel web plate 14 which is arranged in a longitudinal direction of the flange plate and connected to a lower surface of the flange plate 12. An upper surface of the flange plate 12 has a plurality of linear external protrusions 12A almost orthogonal to a longitudinal direction of the flange plate 12.;COPYRIGHT: (C)2013,JPO&INPIT