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后张法预应力简支转连续体系的组合箱梁在我国的桥梁设计中十分常见,并且广泛应用。组合箱梁能够满足桥梁的上部构造与下部构造或者基础同步施工,有效缩短施工工期。组合箱梁的架设进度直接影响到到整个工程的工期。
Post-tensioned prestressed simply supported continuous system of composite box girder bridge design in our country is very common, and widely used. The composite box girder can meet the upper structure of the bridge and the lower structure or the foundation simultaneously and effectively shorten the construction period. The erection of combined box girder directly affects the duration of the entire project.