浅谈豪角大桥钻孔灌注桩施工技术

文章结合豪角大桥工程施工经验,针对大型桥梁钻孔灌注桩基础的施工技术、施工质量控制施工现场管理等问题作了详细的阐述。针对钻孔灌注桩施工中常碰到的塌孔、钻孔偏斜、糊钻和埋钻、掉钻落物、梅花孔、卡钻、扩孔和缩孔等一系列问题的发生原因进行总结,并提出了相应的防治措施和处理方法。

This paper introduce the construction technology and quality control of bridge cast - in - place concrete pile combining with the hao - jiao bridge engineer ing construction practical experience. According to common problems on cast - in - place concrete pile, including slumped hole, declivity of hole, drills falling objects, drill - pasting and drill - burying, reaming and shrinkage, plum blossom hole, drlllpipe slicking, this article makes analysis of the reasons and puts forward relative prevention measures.