九江长江公路大桥主塔钢锚梁施工技术

Steel Anchor Beam Construction Technology for Main Tower of Jiujiang Yangtze River Highway Bridge

文章结合九江长江公路大桥,介绍了主塔钢锚梁施工组织设计中需要考虑的主要目标,施工程序步骤以及施工精度控制措施,可供今后类似桥梁的施工参考。

The Jiujiang Yangtze River Highway Bridge is a twin towers of unilateral hybrid girder cable-stayed bridge, anchor structure of the main tower cable-stayed using ＂steel anchor beam ＋ Steel Corbel＂ form.Steel anchor beam at the factory and on-site installation, pre-assembled, the first section steel beam with adjustable support, rigid frame, a bolt and a hand pulling hoist positioning adjustment, the other section steel beam by matching processing of the docking bracket of the connecting high positioning.