黄家湾双线特大桥道岔连续梁支架施工技术

On construction technique of continuous beam bracket at turnouts of Huangjiawan double-line super-large bridge

以黄家湾双线特大桥道岔连续梁支架施工为研究案例,针对工程的特点,制定了支架施工方案并进行了优化,主要对支架搭设工艺作了阐述,提出了道岔连续梁安全控制要点,以保证施工的安全性。

Taking of continuous beam bracket at turnouts of Huangjiawan double-line super-large bridge as the research scheme,the paper optimi-zes the bracket construction scheme according to the engineering features,illustrates the bracket erection craft,and points out the safety control-ling points for the turnout continuous beam,so as to ensure the safety of the construction.