钻孔灌注桩施工中的质量通病及预防

摘要

The paper briefly discribes the characteristics of bored pile,analyzes bored pile construction quality problems causes such as hole-wall cracks,pile broken,bored pile inclination and shrinkage and so on,and puts forward preventive measures,with a view to reduce construction quality diseases and to further improve bored pile construction quality.%简述了钻孔灌注桩的特性，对钻孔灌注桩施工中容易出现的孔壁塌孔、断桩、钻孔倾斜、缩孔等质量问题成因进行了分析，并提出了预防措施，以期将施工质量病害的发生率降至最低，进一步提高钻孔灌注桩的质量。