城市高架桥梁钢箱梁的吊装施工技术

Hoisting construction technology of steel box girder in urban elevated bridge

为满足日益增长的城市交通需求,城市快速路成为改善城市道路拥堵的重要举措。本文以五凤口高架建设工程项目为依托,对钢箱梁吊装施工的要求和要点进行详细阐述,指出钢箱梁吊装作业的精度控制方法和分段吊装的调整方法,为同类高架桥梁的施工提供指导。

In order to meet the increasing demand of urban traffic, urban expressway has become an important measure to improve urban road congestion. Based on the Wufengkou Elevated Construction Project, elaborate the requirements and points for erection of steel box girder, point out the precision control method of hoisting operations and adjustment method of sub-hoisting, which can provide guidance for similar viaduct construction.