下承式钢管混凝土系杆拱桥拱肋制作安装技术

On installation technology of arch bridge with lower supported steel pipe concrete tie

结合具体工程实例,从拱肋的施工放样、切割、组装、焊接、涂装、安全防护六个环节详细介绍了下承式钢管混凝土系杆拱桥拱肋制作安装技术,以保证拱肋的制作安装质量。

By combining with project example, the paper introduces the installation technology of the lower supported steel pipe concrete tie, from the construction samples, the cutting, the assembly, the welding, the coating, the security and the protection of arch rib, so as to ensure the installation quality of the arch rib.