The paper elucidates main internal and external factors affecting the subgrade compaction, simply analyzes the filler property, compaction principle, mechanism of machinery function as well as how to achieve optimum compacting effect.

• 阐述了影响路基压实的主要内外因素,浅析了填料的性质、实的原理和机械作用机理以及如何才能达到最好的压实效果。