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钻孔灌注桩的施工大部分是在水下进行的,其施工过程无法观察,成桩后也不能进行开挖验收。施工中任何一个环节出现问题,都将直接影响到整个工程的质量和进度,甚至给投资者造成巨大的经济损失和不良的社会影响。因此,要求基础施工队伍在施工技术措施上要落实,并加强施工质量管理,密切注意抓好施工过程中每一个环节的质量,力争将隐患消除在成桩之前。本文结合多年的施工经验并以目前正在建设的某桥桩基施工为例,对钻孔灌注桩的施工技术进行了探讨。
Most of the construction of bored piles is carried out underwater, the construction process can not be observed, after the pile can not be carried out excavation acceptance. Any one part of the construction problems, will directly affect the quality and progress of the entire project, and even cause enormous economic losses to investors and adverse social impact. Therefore, it is required that the basic construction team should implement the construction technical measures and strengthen the construction quality management. Pay close attention to the quality of every link in the construction process and strive to eliminate the hidden dangers before it becomes a pile. Based on many years of construction experience and taking the construction of a bridge as an example, the construction technology of bored pile is discussed in this paper.