浅谈钻孔桩基础施工的质量控制要点

针对钻孔桩水下施工特点,文章分别对埋设护筒、钻机就位、泥浆制备、钻进、清孔、制作及吊装钢筋笼、安装导管、灌注水下混凝土等8个主要施工环节的控制要点及注意事项进行了阐述,分析了塌孔、缩颈、歪桩、斜桩、断桩、钢盘笼上浮、导管上浮等常见问题产生的原因,并提出了相应的处理措施。

Discusses the Drill Hole Pile Foundation Construction the Quality Control Main Point

In view of the drill hole pile submarine construction characteristic,the article to installed underground separately protects the tube,the drilling machine to take place,the mud preparation,to sneak,the clear hole,the manufacture and the hoisting reinforcing cage,installs the drive pipe,the irrigation submarine concretes and so on eight main construction link's control main point and the matters needing attention has carried on the elaboration,analyzed collapsed the hole,the necking,the crooked pile,the bat...