The study may be useful to the selection, design and construction ofsubgrade treatments in highway widening engineering.
研究成果对路基拓宽工程中处治措施的选择、设计和施工具有重要的借鉴和指导意义。
2
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.