In order to analyze the bearing mechanism of belied pier with different dimensions, by three-dimensional finite element, a contact model of pier and soil was established.

• 摘要为了分析不同尺寸条件下扩底墩的承载机理，利用三维有限元，建立墩土接触模型，分析不同墩身长度、扩底直径以及扩大头锅底高度时扩底墩的承载性状。