广州东圃特大桥施工技术

The construction technique of Guangzhou Dongpu big Bridge

介绍了特大桥基础施工中采用钢护筒挖孔桩和钢吊箱施工水中承台的技术和工艺,阐述了上部结构施工中采用斜拉式挂篮悬灌施工连续刚构、大位移伸缩缝的技术和安装工艺,积累了特大桥施工经验,解决了大跨度悬灌施工和大吨位群锚张拉的技术难题。

The paper introduces to the steel shield tube dig bore pile and steel hoist box construction loading desk technique and craft of big bridge foundation construction in the water, expatiates hang fill construction consecution steel component of inclined pull type in upper part contruction, big stretch and shrink sew technique and install craft, backlogs with big bridge construction experience, solves the big acrossinghang fill construction and the big tonnage an anchor pull of technique hard.