The prestressed hammer driven piles aided by water jetting were used as the substructure of a wharf, and transverse cracks were observed in the bodies of the five test piles. 摘要某码头工程下部结构采用预应力水冲锤击桩，试桩过程中发现，在贯入度较大的情况下桩身多处产生横向裂缝，使桩尖无法达到设计标高。
This paper analysed the different exertion properties of socket piles with different rock strength at the bottom of each pile. 摘要通过对工程试桩资料的分析，阐述桩端支承条件不同时端阻力发挥性状的差异。
