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河滩相软土地基路堤施工
Embankment construction on alluvial soil foundation
【摘要】 为研究河滩相软土地基路堤的施工控制 ,采用测斜导管、沉降板等测试方法 ,对某软土地基路堤工程进行了长达两年多的现场观测 ,探讨了变形观测仪标的埋设与路堤施工配合、路堤施工横断面加宽设计等问题 ,并提出了河滩相软土地基路堤填筑期控制的阶段法和水平位移法 ,以及预压期控制的工后允许沉降法和沉降速率法
【Abstract】 To summarize the construction technology of embankment on alluvial soil foundation, a practical engineering was studied by using inclinometer tubes and settlement plats. The results show that there are two factors that influence the embankment filling speed on soil, one is embankment phase, the other is foundation horizontal displacement. The precompression term can be decided by the allowable settlement or the settlement speed after construction.
【关键词】 道路工程;
河滩相软土地基;
路堤施工;
填筑速率;
预压期;
【Key words】 highway engineering; alluvial soil foundation; embankment construction; filling speed; precompression term;
【Key words】 highway engineering; alluvial soil foundation; embankment construction; filling speed; precompression term;
- 【文献出处】 长安大学学报(自然科学版) ,Journal of Xi’an Highway University , 编辑部邮箱 ,2003年03期
- 【分类号】U416.1
- 【被引频次】15
- 【下载频次】104