灰土挤密桩在湿陷性黄土地区地基补强中的应用  

Application of Lime-soil Compaction Pile in Subgrade Reinforcement in Collapsible Loess Region

作　　者：强科亮 Qiang Keliang

机构地区：[1]兰州市政建设集团有限责任公司

出　　处：《城市道桥与防洪》2019年第9期197-199,203,M0020,共5页Urban Roads Bridges & Flood Control

摘　　要：结合兰州市西津西路下立交工程中采用灰土挤密桩对湿陷性黄土地基基础补强工程实例,详细阐述了灰土挤密桩的作用机理、施工工艺、施工质量要求和施工要点,为处于湿陷性黄土地区的建筑物在地基基础补强方面,提供了方法和经验。Combined with the application of lime-soil compaction pile in subgrade reinforcement in collapsible loess region of Lanzhou West Xijin Road Lower Interchange Project, this paper sets forth the function mechanism, construction technology, construction quality requirements and construction essentials of lime-soil compaction pule in detail in order to provide the methods and experience for the subgrade reinforcement of buildings in the collapsible loess regions.

关 键 词：湿陷性黄土地区 灰土挤密桩 地基补强 

分 类 号：U416.1[交通运输工程—道路与铁道工程]