复杂环境及地质条件下长螺旋压气旋喷SMW工法桩施工技术

Foundation Pit Support Technology of Long-Spiral Pressure Rotary Jet Grouting SMW Pile Under Complex Environment and Geological Conditions

结合工程实际,从SMW工法桩设计概况、工艺及机械技术特点、主要施工机械设备、施工工艺流程及要点等方面,介绍了将单轴长螺旋压气旋喷SMW工法桩应用于城市复杂环境及地质条件下的基坑支护施工技术,以期为类似工程提供参考。

Combining with the engineering practice,the construction technology of single-axis long-spiral pressure rotary jet grouting SMW pile applied to the foundation pit support under complex urban environment and geological conditions is introduced from the aspects of SMW pile design,technical and mechanical characteristics,main construction machinery and equipment,construction technology process and key points of construction technology,etc.,so as to provide reference for similar projects.