The effects of piles interval, embankment height, cap width, shear modulus of embankment fill, horizontal geotextile tensile strength and pile-subsoil stiffness ratio on pile efficacy, were also carried out.

• 研究了桩间距、路堤高度、桩顶托板宽度、路堤填土剪切模量、水平加筋体拉伸强度及桩土相对刚度对桩体荷载分担比的影响。