采用钻芯法检测端承型大直径灌注桩承载力的探讨  

Discussion about Testing the Bearing Capacity of End Bearing Large-section in-situ Concrete Pile by Core Drilling Method

作　　者：李鲁忠[1] 

机构地区：[1]中国建筑科学研究院建研凯勃建设工程咨询有限公司,北京100013

出　　处：《建筑科学》2014年第9期103-106,共4页Building Science

摘　　要：针对钻芯法在端承型大直径灌注桩承载力检测中广泛使用和存在的问题,本文结合工程实例和规范要求,分析钻芯检测法在应用中的优点和不足,并对合理使用该检测方法、避免产生误判等问题进行了探讨。In this paper, according to the existing problems about the core drilling method in the detection of the bearing capacity of end bearing large-section in-situ concrete pile, the advantages and disadvantages of the core drilling techniques are analyzed with the engineering example and specification requirements. In addition, the rational application of the testing method and avoiding mistakes are disscussed.

关 键 词：大直径灌注桩 钻芯法 混凝土强度 

分 类 号：TU473.14[建筑科学—结构工程]