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Study on Composite Foundation with Rigid-Flexible Piles in Reinforcing Foundation of Building with Storey-Increasing
Author(s): 
Pages: 113-117
Year: Issue:  S1
Journal: Underground Space

Keyword:  刚-柔性桩复合地基 水泥搅拌桩 锚杆静压桩 加层加固 沉降;
Abstract: 温州地区采用深层水泥搅拌桩复合地基的某厂综合楼工程竣工后出现较大的沉降。利用锚杆静压桩对基础进行加固,由锚杆静压桩和水泥搅拌桩、土组成复合地基对工程进行地基处理。文中介绍了加固前后的承载力和沉降分析,提出了有效技术措施对基础进行处理,保证刚性桩、柔性桩、土共同作用。实测资料表明采取刚-柔性桩复合地基对加层建筑物基础加固是有效和可靠的方法。
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