旋挖式超长大直径灌注桩施工

On rotary super-long large diameter bored pile construction

根据旋挖式超长大直径灌注桩的特点,详细阐述了其护筒制作及埋设、泥浆配制及循环系统设置、钢筋笼的制作及安放以及钻孔、清孔及灌注等施工工艺,以积累相关经验,指导类似工程施工。

According to the characteristics of the rotary super-long large diameter bored pile, the paper illustrates the pile-casting making and its burying, the slurry allocation and the cycled system equipment, the manufacture of the reinforced cage, its installation, the drilling, hole cleaning, and the grouting, so as to accumulate relative experience and direct other similar constructions.