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以试验为基础 ,探讨了软土地区基坑开挖坑底被动区土体处于卸荷状态时 ,其强度变化的特征及范围 ,结果对分析基坑稳定、变形及确定坑底被动区土体加固范围等具有参考价值。
Based on the experiment, the characteristics and scope of the strength change of the passive zone in the bottom of the excavation pit in soft soil area are discussed. Results The analysis of the foundation pit stability, deformation and determination of the bottom of the passive zone soil Reinforcement range has a reference value.