大榭第二大桥主桥主塔钢混结合段施工关键技术  

The Key Construction Technologies for Steel-concrete Composite Sections of Daxie Second Bridge's Main Tower

作　　者：张利 张彦[2] 唐博学[2] 郭建军 

机构地区：[1]大榭大桥有限公司,宁波市315812 [2]广东省长大公路工程有限公司,广州市510620

出　　处：《公路》2013年第9期317-320,共4页Highway

摘　　要：大榭第二大桥主塔钢混结合段施工是大榭第二大桥工程施工的一个重点和难点,针对其施工特点,介绍三维调节定位支架设计、底板下混凝土的浇筑、自密实混凝土配置等工艺。The steel-concrete composite section of the Main Tower of the Daxie Second Bridge is a critical and difficult part during the construction. In view of the characteristics of the construction, the paper introduces the design of the three-dimensional positioning bracket, pouring technique of the concrete under the bottom slab, and the self-compacting concrete configuration.

关 键 词：钢混结合段 三维调节定位支架 浇筑工艺 自密实混凝土 

分 类 号：U443.38[建筑科学—桥梁与隧道工程]