长螺旋钻孔中心压灌混凝土后插钢筋笼施工技术

摘要

This article describes the construction process and the technical requirements of the auger dril ing inserted in the center of pressure grouting concrete inserts the reinforced cage of pile foundation construction and analysis its technical super-iority and economic benefits with engineering examples.%　　本文介绍了采用长螺旋钻孔中心压灌混凝土后插钢筋笼进行桩基施工的施工工艺及技术要求，并结合工程实例分析了其技术优势及经济效益。