复合土钉墙支护基坑事故分析与处理

Accident Analysis and Technology Dispose of the Composite Soil-nailing Wall Support in the Soft-clay Deep Foundation Pit

介绍了嘉兴某软土地基深基坑支护采用深层水泥搅拌桩加土钉墙的复合土钉墙支护技术的工程实例。分析出现事故及险情的原因,总结了嘉兴地区基坑支护设计与施工的经验。

The application of the composite soil-nailing wall support, which combines the deep-cement-mixed pile with the soilnailing wall, in the soft-clay foundation deep pit in Jiaxing is introduced. Both the reason of accident and dangerous situation are analyzed, then the experiences and construction of the foundation pits in Jiaxing is concluded.