This paper introduces the construction technology of borehole casing secant pile. Combined with the construction process of borehole casing secant pile in Wenbiyuan Station of Line 2 of Xuzhou Urban Rail Transit, the unit price of the construction of borehole casing secant pile is analyzed.%介绍了全套管钻孔咬合桩施工工艺,并结合徐州城市轨道交通2号线文博园车站全套管钻孔咬合桩施工过程,对全套管钻孔咬合桩施工的单价进行了分析.
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