The bearing capacity characteristic value of a single pile can be increased greatly through post pressure grouting from pile sides and bottom. 摘要通过对桩侧和桩底后压浆,可大幅度提高钻孔灌注桩单桩承载力。
The bored pile-group is used for the foundation of the main pylon piers and a drilling platform will be used as temporary facilities for construction of the pile foundation. 主塔墩基础采用钻孔灌注桩群桩基础,采用钻孔平台作为桩基施工临时设施。