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钻孔桩是我国公路桥梁科技人员在生产实践和科学实验的基础上研制成功并为公路桥梁基础工程作出重大革新的一项技术.它自1963年首次应用于公路桥梁.在1965年通过交通部鉴定以来的二十四年中,不断发展完善,在公路、铁路、水利、河务、工民建和港口等工程领域得到了广泛采用,显示了巨大的经济效益和社会效益.交通部陶琦副部长在1978年3月
Bored pile is a technology developed successfully by highway science and technology personnel in our country on the basis of production practice and scientific experiment and made great innovation for highway bridge foundation engineering.It was first applied to highway bridge since 1963. In 1965, In the twenty-four years since its appraisal, it has been continuously developed and improved, and has been widely adopted in the fields of highways, railways, water conservancy, river affairs, workers and civilians, and ports, showing great economic and social benefits. Deputy Minister in March 1978