The settlement of High filleded sub-grade is larger and lasting a longer time than common ones, and it needs a highly bearing capacity of ground.
高填路基相对一般路基而言，具有沉降量大，最终沉降时间长，对地基承载力要求高等特点，因而其沉降变形和稳定性对公路的施工和运营都相当重要。
参考来源 - 山区高填路基沉降监测与稳定性数值仿真分析研究·2,447,543篇论文数据，部分数据来源于NoteExpress
随着高等级公路建设在山区的开展，不可避免地会遇到桥头高填路基问题。
With the construction of highway developing in the mountains, high filling embankment behind abutment will be inevitably encountered.
在山区修建高等级公路，不可避免会遇到大量的高填路堤，高填路堤已成为路基的主要结构型式之一。
To construct high grade road in the mountainous area will meet the high filled embankment inevitably, the high filled embankment has become one main structure form of the roadbed.
由于深挖高填造成填方高度过大，高填方路基沉降逐渐成为山区修建高等级公路迫切需要解决的问题。
As deep digging and high filling, settlement calculation of high subgrade has been gradually becoming a key problem in the building of high class highway in mountain areas.
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