本文介绍对比了三个建筑基桩质量钻芯法检测的行业和地方技术标准各自的主要内容和特点,探讨了钻芯法的检测程序、基桩持力层检测深度、桩身混凝土强度代表值确定方法和桩身混凝土破碎段容许值的合理取值等问题,并提出了相应的修改建议。 This paper introduces the comparison of the main contents and characteristics of the industry and local technical standards for the three test methods of quality core drilling of construction foundations, discusses the testing procedures of core drilling method, the testing depth of bearing layer of pile and the representative value of concrete strength of pile Determine the method and reasonable value of the allowable value of the pile concrete broken section and so on, and put forward the corresponding modification suggestions.