钻孔灌注桩是建筑桩基础的一种桩型,其包含成孔、一清、制安钢筋笼、二清、灌注砼等几道工序。这每一道工序都有很高的技术标准,需要具备专业技能和一定经验的专业队伍才能胜任它的施工任务。如成孔,施工人员需要对地层的地质情况有深入的了解,能根据不同的地层情况选用相应的钻具,知道每一种地层的钻进工艺。 Bored cast-in-place piles are a type of piles for building foundation piles. They include several processes such as forming a hole, clearing a steel cage, making clear steel and pouring concrete. Each process has a high technical standards, need to have professional skills and certain experience in the professional team to be competent for its construction tasks. If the hole, the construction staff need to have a deep understanding of the geological conditions of the strata, according to different strata conditions to choose the appropriate drilling tools, know each formation drilling technology.