坝陵河大桥西引桥人工挖孔桩施工技术

Construction technology of manual hole digging pile in west approach works of Balinghe bridge

结合工程概况,指出该工程的主要施工特点和难点,介绍了人工挖孔桩的施工工艺流程,并从场地平整、桩位测量、锁口井圈施工、挖孔及护壁、验孔、成桩施工等方面阐述了人工挖孔桩的施工过程,以供类似工程参考借鉴。

Combined with practical work construction features and difficulties of this works are pointed out; at the same time manual hole digging pile is introduced. From ground leveling, pile measurement, hole digging, check of hole and other aspects construction technology of manual hole digging pile is introduced in order to provide references for similar works.