The thesis briefly describes features of applying bored pile technology in highway bridge engineering,introduces bored pile construction preparation,and illustrates bored pile construction methods from aspects of sampling,bored pile silo prefabrication and drilling construction,with a view to improve the highway bridge construction quality.%简述了路桥工程中运用钻孔灌注桩技术的特点,介绍了钻孔灌注桩施工前的准备工作,并从测量放样、灌注桩护筒制作、钻孔施工等环节,阐述了钻孔灌注桩的施工方法,以提升路桥的施工质量.
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