巨型地脚螺栓组的安装定位技术

Steel Construction(2013)

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Abstract
近年来,超高层建筑中广泛选用巨型钢柱,其地脚螺栓的外形尺寸很大,且在混凝土浇筑前一般都处于悬空状态,传统的埋设工艺已不能满足其精度要求。针对深圳京基100的巨型地脚螺栓组,在施工中采取使用地脚螺栓定位架、设置支撑架、合理安排地脚螺栓预埋与底板钢筋绑扎的工序穿插、底板混凝土浇筑时全程跟踪监测等措施,确保其安装定位精度达到要求。
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Key words
King Key 100Building,anchor bolt group,location technology,giant
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