【摘要】 详细介绍了上海轨道交通9号线二期工程源深路中间风井施工中超深搅拌桩加接钻杆的施工技术、工艺及监测结果。应用60m超深搅拌桩进行土体加固取得成功,从而在地基加固工程中的应用越来越广泛,是一种很有推广前景的施工工艺。更多还原

【Abstract】 This article introduces the construction technology and monitoring results of ventilation shaft at Yuanshen Road of the second phase of Shanghai Rail Transit Line 9 in detail.The ventilation shaft was constructed by extra-deep mixing pile combined with extended drill rod.The 60m deep mixing pile was used for the soil consolidation successfully.It demonstrates that this technology of application of mixing pile has a bright market in foundation consolidation.更多还原