新铁高速公路软土地基碎石桩加固处理

本文通过对新铁高速公路软土区的地质情况和特点的分析,确定采用碎石挤密桩来加固软土地基。由碎石桩设计、施工过程、工艺控制、质量检查等进行详细的阐述;施工后通过对桩基、装间土和复合地基承载力的检测试验,证明该处高速公路碎石桩能够满足地基处理的要求。

Xin-Tie Highway Reinforcement of Crushed-stone Pile in Soft Soil Foundation

Through the analysis of Xin-Tie Highway soft soil geology and characteristics,the article uses gravel compaction pile to strengthen soft soil foundation.It describes in detail the crushed-stone pile design,construction process,process control,and quality inspection,etc.After construction,through the soil between piles,loading and testing of bearing capacity of composite foundation,it is proved that the highway foundation treatment of crushed-stone pile could meet the requirements.