大跨度钢管拱桥竖向转体施工技术

Technology of Vertical Rotating Construction for Concrete-filled Steel Tube Arch Bridge with Long-span

桂江三桥为三跨自锚中承式拱桥 ,中孔为钢管混凝土双肋拱 ,介绍其钢管拱竖转塔架、牵转系统的设计 ,施工检算及施工监测 ,竖转施工工艺。

Guijiang Third Bridge is a self anchoring half through arch bridge with three spans, its middle span is concrete filled steel tube arch with two ribs. The design of vertical rotating tower mast and drawing and rotating system, construction check computatin and construction survey and vertical rotating construction technology are introduced.