冲孔灌注桩施工质量控制浅析

结合冲孔灌注桩施工特点，对成桩的每个工艺环节进行了质量控制，分别就测量放线、桩机就位、钻孔、钢筋笼制作及验收、混凝土浇筑及后压浆施工等环节的控制要点作出总结，以保证成桩质量，满足设计要求。

On analysis of construction quality control in impact-cone concrete pile

Combining with the features for the impact-cone concrete pile construction, the paper has the quality control in every craft stage, and sums up the controlling points in all stages, including the measurement lining, the pile machine location, the drilling, the making of steel rein-forcement cage and acceptance, the concrete grouting and the post-grouting construction, so as to ensure the quality for the piles and meet the demand of design.