逐孔施工节段拼装混凝土箱梁设计方案对比研究

Comparison and Study of Span-by-span Concrete Segmental Box Girder Design Scheme

介绍了预制节段拼装体内外混合配束的两种不同配束设计方案,并从施工顺序,结构受力,材料用量等角度对两种设计方案进行比较,介绍各自优缺点,有关经验可供相关专业人员参考。

This paper introduces two different prestressed tendon design schemes for segmental continuous girder with both internal and external prestressed tendons,compares these two design schemes from the aspects of construction sequence, structural stress and material dosage, and introduces the advantages and disadvantages of two schemes.The relative experience can be referred for the similar projects.