Combined beam and bridge

The utility model discloses a composite beam and a bridge. The composite beam comprises a steel beam and a bridge deck structure arranged along the top edge of the steel beam. The bridge deck structure comprises a bottom concrete layer arranged on the top edge of the steel beam, a high-performance concrete layer arranged on the bottom concrete layer and interlayer bonding steel bars arranged between the bottom concrete layer and the high-performance concrete layer. The combined beam not only has low construction requirements and controllable construction quality, but also does not affect lateroperation, and is good in durability and low in construction cost. 本实用新型公开了一种组合梁及桥梁，所述组合梁包括：钢梁，以及沿所述钢梁的顶缘设置的桥面板结构；所述桥面板结构包括设于所述钢梁的顶缘的底部混凝土层，设于所述底部混凝土层上的高性能混凝土层，以及设于所述底部混凝土层与所述高性能混凝土层之间的层间结合钢筋。本实用新型的组合梁不仅对施工要求不高，施工质量可控，且不影响后期作业，同时耐久性好、工程造价低。