人工挖孔桩是一种桥梁桩基础施工的常用方式,具有方便、经济、对施工场地要求较低等优点,一般在桥梁施工中,如果地质条件允许且桩长在安全允许范围内,很多施工单位都会采用这种方式施工。文章以忻保高速公路K79+195处的扭泉沟大桥为例,介绍了人工挖孔桩的施工细节及注意事项。 Manual digging pile is a commonly used method of construction of bridge pile foundation, which has the advantages of convenience, economy and low requirement for construction site. Generally, during the construction of bridge, if the geological conditions permit and the pile length is within the allowable safety range, many construction The unit will use this method of construction. Taking the Kuiquangou Bridge at K79 + 195 of Xinbao Freeway as an example, the construction details and precautions of manual digging pile are introduced.