气泡轻质土在公路改扩建工程中的实践应用_建筑科学论文 关键词: 气泡混合轻质土；路基加宽；施工工艺 [gap=340]Keywords: bubbles mix light soil; Roadbed widened; Construction technology
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文章通过对旧路路基加宽方案的对比分析，提出了旧路加宽综合处治的优选思路及其依据。
After a comparative analysis on the plans of widening the roadbeds of old roads, the paper proposes the optimization of comprehensive treatment.
为达到提高加宽部分填土路基承载力、减少新老路面不均匀沉降的目的，寻求适宜的施工参数及施工工艺。
It is expected to raise the bearing capacity and decrease the uneven settlement of the widening road bed; and looking for the feasible construction parameters and construction technique.
在软土地基上，公路路基的加宽工程除了要重点解决好填方路段新路基下软基处理方案，还要处理好新老路基之间的衔接即新老路堤的不均匀沉降问题。
For a soft ground subgrade, the widening engineering of highway focuses not only on the soft ground fills in new section, but on the joint of new and old subgrade.
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