城区复杂条件下V形墩钢-混组合连续梁桥临时工程专项设计研究  

Special Design Research on Temporary Engineering of V-shaped Pier Steel-concrete Composite Continuous Beam Bridge Under Complex Urban Conditions

作　　者：赵娥 黄辉 Zhao E;Huang Hui(China Communications Second Navigation Bureau Second Engineering Co.,Ltd.,Chongqing,China)

机构地区：[1]中交二航局第二工程有限公司,重庆

出　　处：《科学技术创新》2025年第2期142-145,共4页Scientific and Technological Innovation

摘　　要：本研究以双桥路道路工程施工为平台,开展城区复杂条件下V形墩钢-混组合连续梁桥支架体系研究。结合项目地形、地质特点及受限空间等多方面工况,利用三维建模及结构计算等手段综合考虑设计一套安全风险可控、经济价值高的临时工程体系,同时,结合施工工序,将下部结构V形墩、钢箱梁顶推、上部结构混凝土箱梁等主要结构的支架统筹考虑,周转利用,节约施工工期,降低施工成本。This study intends to use the construction of Shuangqiao Road as a platform to conduct research on the support system of V-shaped pier steel-concrete composite continuous beam bridges under complex urban conditions.Taking into account various working conditions such as project terrain,geological characteristics,and confined spaces,a temporary engineering system with controllable safety risks and high economic value is comprehensively designed using 3D modeling and structural calculation methods.At the same time,combined with construction processes,the support of main structures such as V-shaped piers in the lower structure,steel box girder top push,and concrete box girder in the upper structure is comprehensively considered for turnover and utilization,saving construction time and reducing construction costs.

关 键 词：V形墩 一体化支架体系 受限空间 钢箱梁 拱圈拱架 地质条件 

分 类 号：U443.86[建筑科学—桥梁与隧道工程]