砂砾卵石土路基填筑技术在高速公路工程中的应用

Application of Gravel Subgrade Filling Technology in Expressway Engineering

结合实际工程,详细阐述了砂砾卵石土路基工程的特性,分析了其力学性能和物理性质,重点对砂砾卵石土路基施工工艺进行研究,并对路基的平整度、压实度进行现场检测。由检测结果可知,采用砂砾卵石土路基填筑技术可有效改善路基不均匀沉降变形问题,提高路基结构强度和稳定性,并能节约施工成本。

Combined with the actual project,the engineering characteristics of gravel gravel soil subgrade are described in detail,and its mechanical properties and physical properties are analyzed.The construction technology of gravel gravel soil subgrade is studied,and the flatness and compactness of subgrade are tested on site.It is concluded that the flling technology of gravel and gravel subgrade can effectively improve the uneven settlement and deformation of subgrade,improve the strength and stability of subgrade structure,and save the construction cost.