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以宝中线一段湿陷性黄土地基加固工程为例,简要分析了黄土地基沉降的原因,并介绍了劈裂灌浆和灰土挡墙相结合的加固方法及施工工艺。检验证明,该法对湿陷性黄土地基具有较好的加固效果。
Taking a section of collapsible loess foundation reinforcement project in Baozhong Line as an example, the reasons for the settlement of loess foundation are briefly analyzed. The reinforcement method and construction technology combining splitting grouting and lime soil retaining wall are introduced. Inspection proved that the method of collapsible loess foundation has better reinforcement effect.