厦门地铁3号线车站下穿商业街桩基托换优化设计

The pile base replacement optimized design of Xiamen Metro Line 3 station under the Commercial Street

详细介绍了厦门地铁3号线厦门火车站站下穿地下商业街桩基托换优化设计。原设计采用人工挖孔桩托换既有桩基存在诸多不足之处;优化设计采用上下部结构纵向分节托换方案,取得了方便、安全、快速、经济的效果。

A detailed description of xiamen metro line 3 Xiamen railway station under the underground commercial street pile base to change the optimization design.The original design used manual hole-digging pile to replace the existing pile base there are many shortcomings;the optimization design adopted the vertical sub-section of the upper and lower structure of the replacement scheme,and achieved a convenient,safe,fast and economical effect.